======================================
| [   10.288045][  T179] softirqs last disabled at (80847): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.288048][  T179] Preemption disabled at:
| [   10.288048][  T179] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.288056][  T179] Tainted: [W]=WARN
[   10.288057][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.288059][  T179] Call Trace:
[   10.288060][  T179]  <TASK>
[   10.288062][  T179]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.288067][  T179]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.288069][  T179]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.288074][  T179]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.288078][  T179]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.288082][  T179]  __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))
[   10.288084][  T179]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.288091][  T179]  ? 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)
[   10.288094][  T179]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.288098][  T179]  put_chars (drivers/char/virtio_console.c:1176)
[   10.288100][  T179]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.288102][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.288106][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.288108][  T179]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.288112][  T179]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.288116][  T179]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.288118][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.288120][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.288124][  T179]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.288126][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.288130][  T179]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.288134][  T179]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.288138][  T179]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.288140][  T179]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.288143][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.288145][  T179]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.288149][  T179]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.288153][  T179]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.288155][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.288160][  T179]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.288163][  T179]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.288165][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.288166][  T179]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   10.288170][  T179]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.288172][  T179]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.288174][  T179]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.288178][  T179]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.288183][  T179]  ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4
[   10.288185][  T179]  _printk (kernel/printk/printk.c:2504)
[   10.288189][  T179]  ? snapshot_read.cold (user.c:?)
[   10.288195][  T179]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   10.288198][  T179] dp_init (net/openvswitch/actions.c:729) openvswitch
[   10.288206][  T179]  ? nf_defrag_fini+0x980/0x980 nf_defrag_ipv4
[   10.288208][  T179]  do_one_initcall (init/main.c:1357)
[   10.288210][  T179]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.288215][  T179]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.288217][  T179]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.288223][  T179]  do_init_module (kernel/module/main.c:3117)
[   10.288226][  T179]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.288229][  T179]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.288232][  T179]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.288235][  T179]  load_module (kernel/module/main.c:3593)
[   10.288240][  T179]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   10.288245][  T179]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.288248][  T179]  ? __ia32_sys_fsconfig (??:?)
[   10.288252][  T179]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.288256][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.288259][  T179]  init_module_from_file (kernel/module/main.c:3790)
[   10.288262][  T179]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.288269][  T179]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.288272][  T179]  ? 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)
[   10.288275][  T179]  idempotent_init_module (kernel/module/main.c:3802)
[   10.288278][  T179]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.288283][  T179]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.288286][  T179]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   10.288291][  T179]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.288292][  T179]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.288296][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.288299][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.288302][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.288304][  T179] RIP: 0033:0x7f307c52a37d
[   10.288307][  T179] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.288309][  T179] RSP: 002b:00007ffd5d1f8f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.288311][  T179] RAX: ffffffffffffffda RBX: 000055fd0cf33810 RCX: 00007f307c52a37d
[   10.288313][  T179] RDX: 0000000000000000 RSI: 000055fcfba12ffd RDI: 0000000000000005
[   10.288313][  T179] RBP: 00007ffd5d1f8fa0 R08: 0000000000000000 R09: 646f6d2f62696c2f
[   10.288314][  T179] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fcfba12ffd
[   10.288315][  T179] R13: 000055fd0cf33a90 R14: 0000000000040000 R15: 0000000000000000
| [   11.844354][  T214] softirqs last disabled at (375960): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.844357][  T214] Preemption disabled at:
| [   11.844357][  T214] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.844368][  T214] Tainted: [W]=WARN
[   11.844369][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.844371][  T214] Call Trace:
[   11.844372][  T214]  <TASK>
[   11.844374][  T214]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.844380][  T214]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.844381][  T214]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.844386][  T214]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.844390][  T214]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.844395][  T214]  __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))
[   11.844396][  T214]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.844403][  T214]  ? 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)
[   11.844405][  T214]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.844409][  T214]  put_chars (drivers/char/virtio_console.c:1176)
[   11.844411][  T214]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.844413][  T214]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.844417][  T214]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.844420][  T214]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.844424][  T214]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.844426][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.844428][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.844432][  T214]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.844434][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.844438][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.844442][  T214]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.844446][  T214]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.844448][  T214]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.844451][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.844453][  T214]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.844457][  T214]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.844461][  T214]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.844463][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.844468][  T214]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.844471][  T214]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.844473][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.844475][  T214]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   11.844478][  T214]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.844480][  T214]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.844482][  T214]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.844485][  T214]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.844487][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.844489][  T214]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.844493][  T214]  _printk (kernel/printk/printk.c:2504)
[   11.844497][  T214]  ? snapshot_read.cold (user.c:?)
[   11.844498][  T214]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   11.844504][  T214]  ? idr_get_free (??:?)
[   11.844509][  T214]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   11.844517][  T214]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.844522][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.844524][  T214]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   11.844529][  T214]  __nla_validate_parse (lib/nlattr.c:635)
[   11.844533][  T214]  __nla_parse (lib/nlattr.c:732)
[   11.844535][  T214]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   11.844540][  T214]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   11.844543][  T214]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   11.844551][  T214]  ? security_capable (security/security.c:660 (discriminator 11))
[   11.844556][  T214]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.844559][  T214]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   11.844562][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.844565][  T214]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   11.844573][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.844579][  T214]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   11.844582][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.844584][  T214]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   11.844587][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.844594][  T214]  ? 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))
[   11.844597][  T214]  ? 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))
[   11.844601][  T214]  genl_rcv (net/netlink/genetlink.c:1218)
[   11.844603][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.844607][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.844610][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.844614][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.844617][  T214]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.844619][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.844622][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.844627][  T214]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.844629][  T214]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   11.844633][  T214]  __sys_sendto (net/socket.c:2281)
[   11.844636][  T214]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.844646][  T214]  ? fput_close_sync (fs/file_table.c:617)
[   11.844650][  T214]  ? alloc_file_clone (fs/file_table.c:479)
[   11.844654][  T214]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.844656][  T214]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.844660][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.844663][  T214]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.844665][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.844667][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.844669][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.844671][  T214] RIP: 0033:0x7fa8eb224312
[   11.844675][  T214] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   11.844676][  T214] RSP: 002b:00007ffcc3166a88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   11.844679][  T214] RAX: ffffffffffffffda RBX: 00007ffcc3166bb8 RCX: 00007fa8eb224312
[   11.844680][  T214] RDX: 0000000000000044 RSI: 00007fa8e8607190 RDI: 0000000000000020
[   11.844681][  T214] RBP: 00007ffcc3166ab0 R08: 00007ffcc3166c30 R09: 000000000000000c
[   11.844682][  T214] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa8e908e120
[   11.844682][  T214] R13: 00007ffcc3166bb8 R14: 00007fa8eab4301a R15: 00007ffcc3166fa8
| [   13.269918][  T261] softirqs last disabled at (372190): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   13.269920][  T261] Preemption disabled at:
| [   13.269921][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.269929][  T261] Tainted: [W]=WARN
[   13.269930][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.269932][  T261] Call Trace:
[   13.269934][  T261]  <TASK>
[   13.269935][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.269943][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.269944][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.269949][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.269954][  T261]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.269958][  T261]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.269960][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.269967][  T261]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.269969][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.269973][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   13.269975][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.269979][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.269982][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.269986][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.269990][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.269992][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.269997][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.270001][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.270003][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.270007][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.270011][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.270013][  T261]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.270016][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.270018][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.270022][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.270026][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.270028][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.270033][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.270036][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.270038][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.270040][  T261]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.270044][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.270046][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.270048][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.270052][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.270057][  T261]  _printk (kernel/printk/printk.c:2504)
[   13.270061][  T261]  ? snapshot_read.cold (user.c:?)
[   13.270063][  T261]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   13.270066][  T261]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   13.270070][  T261]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   13.270072][  T261]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.270076][  T261]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.270080][  T261]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.270082][  T261]  ? netdev_notice (net/core/dev.c:13194)
[   13.270084][  T261]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   13.270093][  T261]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.270096][  T261]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   13.270099][  T261]  netif_set_promiscuity (net/core/dev.c:9699)
[   13.270103][  T261]  dev_set_promiscuity (net/core/dev_api.c:288)
[   13.270105][  T261]  ? dev_disable_lro (net/core/dev_api.c:267)
[   13.270107][  T261] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   13.270112][  T261] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   13.270117][  T261] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   13.270121][  T261]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   13.270126][  T261] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   13.270132][  T261]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   13.270135][  T261]  ? __nla_validate_parse (lib/nlattr.c:635)
[   13.270141][  T261]  ? __nla_parse (lib/nlattr.c:732)
[   13.270143][  T261]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   13.270148][  T261]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   13.270151][  T261]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   13.270160][  T261]  ? security_capable (security/security.c:660 (discriminator 11))
[   13.270164][  T261]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   13.270168][  T261]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   13.270170][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.270172][  T261]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   13.270177][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.270182][  T261]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   13.270185][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.270187][  T261]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   13.270191][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.270198][  T261]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.270200][  T261]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.270204][  T261]  genl_rcv (net/netlink/genetlink.c:1218)
[   13.270206][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.270210][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.270214][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.270217][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.270221][  T261]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.270223][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.270226][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.270231][  T261]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.270234][  T261]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   13.270238][  T261]  __sys_sendto (net/socket.c:2281)
[   13.270241][  T261]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   13.270252][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   13.270258][  T261]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   13.270261][  T261]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.270264][  T261]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.270266][  T261]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   13.270269][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.270271][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.270273][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.270275][  T261] RIP: 0033:0x7f50a100f312
[   13.270279][  T261] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   13.270280][  T261] RSP: 002b:00007ffec1fc7528 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   13.270283][  T261] RAX: ffffffffffffffda RBX: 00007ffec1fc7658 RCX: 00007f50a100f312
[   13.270284][  T261] RDX: 0000000000000030 RSI: 00007f509cc4e9b0 RDI: 0000000000000023
[   13.270285][  T261] RBP: 00007ffec1fc7550 R08: 00007ffec1fc76d0 R09: 000000000000000c
[   13.270286][  T261] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f509ee72200
[   13.270287][  T261] R13: 00007ffec1fc7658 R14: 00007f50a092e01a R15: 00007ffec1fc7a48
| [   14.440938][  T307] softirqs last disabled at (381988): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   14.440940][  T307] Preemption disabled at:
| [   14.440941][  T307] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.440949][  T307] Tainted: [W]=WARN
[   14.440950][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.440952][  T307] Call Trace:
[   14.440954][  T307]  <TASK>
[   14.440955][  T307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.440962][  T307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.440963][  T307]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.440968][  T307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.440972][  T307]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.440977][  T307]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.440979][  T307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.440986][  T307]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.440988][  T307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.440992][  T307]  put_chars (drivers/char/virtio_console.c:1176)
[   14.440994][  T307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.440997][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.441001][  T307]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.441005][  T307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.441009][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.441011][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.441015][  T307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.441019][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.441021][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.441025][  T307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.441029][  T307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.441031][  T307]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.441034][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.441036][  T307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.441040][  T307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.441044][  T307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.441046][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.441051][  T307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.441054][  T307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.441056][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.441058][  T307]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   14.441061][  T307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.441063][  T307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.441066][  T307]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.441069][  T307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.441074][  T307]  _printk (kernel/printk/printk.c:2504)
[   14.441078][  T307]  ? snapshot_read.cold (user.c:?)
[   14.441080][  T307]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   14.441084][  T307]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   14.441088][  T307]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   14.441089][  T307]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.441093][  T307]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.441097][  T307]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.441100][  T307]  ? netdev_notice (net/core/dev.c:13194)
[   14.441102][  T307]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   14.441110][  T307]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   14.441113][  T307]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   14.441117][  T307]  netif_set_promiscuity (net/core/dev.c:9699)
[   14.441120][  T307]  dev_set_promiscuity (net/core/dev_api.c:288)
[   14.441122][  T307]  ? dev_disable_lro (net/core/dev_api.c:267)
[   14.441124][  T307] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   14.441129][  T307] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   14.441134][  T307] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   14.441139][  T307]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   14.441143][  T307] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   14.441149][  T307]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   14.441152][  T307]  ? __nla_validate_parse (lib/nlattr.c:635)
[   14.441158][  T307]  ? __nla_parse (lib/nlattr.c:732)
[   14.441160][  T307]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   14.441165][  T307]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   14.441169][  T307]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   14.441177][  T307]  ? security_capable (security/security.c:660 (discriminator 11))
[   14.441181][  T307]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   14.441185][  T307]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   14.441187][  T307]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.441189][  T307]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   14.441193][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.441199][  T307]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   14.441202][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.441204][  T307]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   14.441208][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.441215][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.441217][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.441221][  T307]  genl_rcv (net/netlink/genetlink.c:1218)
[   14.441223][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.441227][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.441230][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.441234][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.441238][  T307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.441240][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.441242][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.441247][  T307]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.441250][  T307]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   14.441254][  T307]  __sys_sendto (net/socket.c:2281)
[   14.441257][  T307]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.441268][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   14.441275][  T307]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.441277][  T307]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.441281][  T307]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.441283][  T307]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.441285][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.441287][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.441289][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.441291][  T307] RIP: 0033:0x7fca3a54a312
[   14.441295][  T307] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   14.441297][  T307] RSP: 002b:00007ffe55e3b8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   14.441300][  T307] RAX: ffffffffffffffda RBX: 00007ffe55e3ba08 RCX: 00007fca3a54a312
[   14.441301][  T307] RDX: 0000000000000030 RSI: 00007fca36196570 RDI: 0000000000000023
[   14.441302][  T307] RBP: 00007ffe55e3b900 R08: 00007ffe55e3ba80 R09: 000000000000000c
[   14.441303][  T307] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca383aa2e0
[   14.441304][  T307] R13: 00007ffe55e3ba08 R14: 00007fca39e6901a R15: 00007ffe55e3bdf8
| [   17.423221][  T371] softirqs last disabled at (18792): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   17.423224][  T371] Preemption disabled at:
| [   17.423224][  T371] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.423232][  T371] Tainted: [W]=WARN
[   17.423233][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.423235][  T371] Call Trace:
[   17.423236][  T371]  <TASK>
[   17.423238][  T371]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.423243][  T371]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.423245][  T371]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.423250][  T371]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.423254][  T371]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.423258][  T371]  __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))
[   17.423260][  T371]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.423266][  T371]  ? 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)
[   17.423269][  T371]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.423272][  T371]  put_chars (drivers/char/virtio_console.c:1176)
[   17.423275][  T371]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.423279][  T371]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   17.423283][  T371]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.423287][  T371]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.423289][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423290][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423294][  T371]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.423297][  T371]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.423300][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.423303][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.423306][  T371]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.423310][  T371]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.423312][  T371]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.423315][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.423317][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.423320][  T371]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.423324][  T371]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.423326][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423331][  T371]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.423334][  T371]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.423336][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.423338][  T371]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   17.423341][  T371]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.423343][  T371]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.423346][  T371]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.423349][  T371]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.423351][  T371]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   17.423355][  T371]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   17.423360][  T371]  _printk (kernel/printk/printk.c:2504)
[   17.423365][  T371]  ? snapshot_read.cold (user.c:?)
[   17.423370][  T371]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.423373][  T371]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.423377][  T371]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.423380][  T371]  ? netdev_notice (net/core/dev.c:13194)
[   17.423382][  T371]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   17.423386][  T371]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   17.423391][  T371]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   17.423394][  T371]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   17.423397][  T371]  netif_set_promiscuity (net/core/dev.c:9699)
[   17.423401][  T371]  dev_set_promiscuity (net/core/dev_api.c:288)
[   17.423403][  T371]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.423406][  T371] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   17.423413][  T371] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   17.423418][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.423420][  T371]  notifier_call_chain (kernel/notifier.c:85)
[   17.423425][  T371]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   17.423430][  T371]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   17.423437][  T371]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   17.423439][  T371]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.423441][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423442][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423444][  T371]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.423465][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.423467][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.423470][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.423472][  T371]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.423474][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423478][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.423480][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.423482][  T371]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.423484][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.423488][  T371]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.423490][  T371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.423493][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.423494][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.423498][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.423500][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.423503][  T371]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.423506][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.423509][  T371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.423515][  T371]  ? 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))
[   17.423518][  T371]  ? 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))
[   17.423522][  T371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.423526][  T371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.423528][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.423532][  T371]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.423536][  T371]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.423540][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.423541][  T371]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   17.423547][  T371]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   17.423551][  T371]  ____sys_sendmsg (net/socket.c:2713)
[   17.423553][  T371]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.423555][  T371]  ? sock_write_iter (net/socket.c:1269)
[   17.423557][  T371]  ? move_addr_to_kernel (net/socket.c:258)
[   17.423564][  T371]  ___sys_sendmsg (net/socket.c:2767)
[   17.423566][  T371]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.423582][  T371]  __sys_sendmsg (net/socket.c:2799)
[   17.423585][  T371]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.423591][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.423594][  T371]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.423597][  T371]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.423600][  T371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.423602][  T371] RIP: 0033:0x7fb60b60454e
[   17.423605][  T371] 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
[   17.423607][  T371] RSP: 002b:00007ffd8ca07110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.423610][  T371] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb60b60454e
[   17.423611][  T371] RDX: 0000000000000000 RSI: 00007ffd8ca071c0 RDI: 0000000000000005
[   17.423612][  T371] RBP: 00007ffd8ca07120 R08: 0000000000000000 R09: 0000000000000000
[   17.423613][  T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ecf3
[   17.423613][  T371] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8ca07880
| [   20.349538][  T430] softirqs last disabled at (392599): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.349540][  T430] Preemption disabled at:
| [   20.349541][  T430] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.349549][  T430] Tainted: [W]=WARN
[   20.349550][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.349552][  T430] Call Trace:
[   20.349553][  T430]  <TASK>
[   20.349554][  T430]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.349561][  T430]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.349562][  T430]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.349567][  T430]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.349571][  T430]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.349576][  T430]  __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))
[   20.349577][  T430]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.349584][  T430]  ? 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)
[   20.349587][  T430]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.349590][  T430]  put_chars (drivers/char/virtio_console.c:1176)
[   20.349592][  T430]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.349595][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.349598][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.349601][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.349605][  T430]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.349609][  T430]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.349611][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.349612][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.349617][  T430]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.349618][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.349623][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.349627][  T430]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.349630][  T430]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.349632][  T430]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   20.349635][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.349637][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.349641][  T430]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.349645][  T430]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.349647][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.349652][  T430]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.349655][  T430]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.349657][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.349658][  T430]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   20.349662][  T430]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.349664][  T430]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.349666][  T430]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.349669][  T430]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.349671][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.349673][  T430]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   20.349678][  T430]  _printk (kernel/printk/printk.c:2504)
[   20.349681][  T430]  ? snapshot_read.cold (user.c:?)
[   20.349683][  T430]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   20.349688][  T430]  ? idr_get_free (??:?)
[   20.349693][  T430]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   20.349701][  T430]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.349707][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.349709][  T430]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   20.349713][  T430]  __nla_validate_parse (lib/nlattr.c:635)
[   20.349718][  T430]  __nla_parse (lib/nlattr.c:732)
[   20.349720][  T430]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   20.349725][  T430]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   20.349728][  T430]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   20.349736][  T430]  ? security_capable (security/security.c:660 (discriminator 11))
[   20.349740][  T430]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   20.349744][  T430]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   20.349747][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.349749][  T430]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   20.349757][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.349763][  T430]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   20.349766][  T430]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.349768][  T430]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   20.349776][  T430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.349782][  T430]  ? 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))
[   20.349784][  T430]  ? 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))
[   20.349788][  T430]  genl_rcv (net/netlink/genetlink.c:1218)
[   20.349791][  T430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.349795][  T430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.349798][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.349801][  T430]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.349805][  T430]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.349807][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.349810][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.349814][  T430]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   20.349817][  T430]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   20.349821][  T430]  __sys_sendto (net/socket.c:2281)
[   20.349824][  T430]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   20.349834][  T430]  ? fput_close_sync (fs/file_table.c:617)
[   20.349838][  T430]  ? alloc_file_clone (fs/file_table.c:479)
[   20.349842][  T430]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   20.349844][  T430]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.349848][  T430]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.349851][  T430]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   20.349853][  T430]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.349855][  T430]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.349857][  T430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.349860][  T430] RIP: 0033:0x7f90b068b312
[   20.349863][  T430] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   20.349865][  T430] RSP: 002b:00007ffcdfd873b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   20.349867][  T430] RAX: ffffffffffffffda RBX: 00007ffcdfd874e8 RCX: 00007f90b068b312
[   20.349869][  T430] RDX: 0000000000000040 RSI: 00007f90ae3e79b0 RDI: 0000000000000020
[   20.349869][  T430] RBP: 00007ffcdfd873e0 R08: 00007ffcdfd87560 R09: 000000000000000c
[   20.349870][  T430] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f90ae4ee0b0
[   20.349871][  T430] R13: 00007ffcdfd874e8 R14: 00007f90affaa01a R15: 00007ffcdfd878d8
| [   21.589209][  T478] softirqs last disabled at (383968): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   21.589210][  T478] Preemption disabled at:
| [   21.589211][  T478] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.589219][  T478] Tainted: [W]=WARN
[   21.589220][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.589222][  T478] Call Trace:
[   21.589223][  T478]  <TASK>
[   21.589225][  T478]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.589231][  T478]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.589233][  T478]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.589238][  T478]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.589242][  T478]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.589247][  T478]  __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))
[   21.589249][  T478]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.589255][  T478]  ? 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)
[   21.589257][  T478]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.589261][  T478]  put_chars (drivers/char/virtio_console.c:1176)
[   21.589263][  T478]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.589266][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.589270][  T478]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.589274][  T478]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.589278][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589280][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589284][  T478]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.589288][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589290][  T478]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.589294][  T478]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.589298][  T478]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.589300][  T478]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   21.589303][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589305][  T478]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.589309][  T478]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.589313][  T478]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.589315][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589320][  T478]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.589323][  T478]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.589325][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589326][  T478]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   21.589330][  T478]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.589332][  T478]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.589334][  T478]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.589338][  T478]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.589343][  T478]  _printk (kernel/printk/printk.c:2504)
[   21.589346][  T478]  ? snapshot_read.cold (user.c:?)
[   21.589349][  T478]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   21.589352][  T478]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   21.589356][  T478]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   21.589358][  T478]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.589366][  T478]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.589370][  T478]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.589372][  T478]  ? netdev_notice (net/core/dev.c:13194)
[   21.589374][  T478]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   21.589383][  T478]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   21.589386][  T478]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   21.589389][  T478]  netif_set_promiscuity (net/core/dev.c:9699)
[   21.589393][  T478]  dev_set_promiscuity (net/core/dev_api.c:288)
[   21.589395][  T478]  ? dev_disable_lro (net/core/dev_api.c:267)
[   21.589397][  T478] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   21.589402][  T478] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   21.589407][  T478] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   21.589411][  T478]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   21.589415][  T478] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   21.589421][  T478]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   21.589424][  T478]  ? __nla_validate_parse (lib/nlattr.c:635)
[   21.589430][  T478]  ? __nla_parse (lib/nlattr.c:732)
[   21.589433][  T478]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   21.589437][  T478]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   21.589441][  T478]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   21.589449][  T478]  ? security_capable (security/security.c:660 (discriminator 11))
[   21.589453][  T478]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   21.589457][  T478]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   21.589459][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.589461][  T478]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   21.589465][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589471][  T478]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   21.589474][  T478]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.589476][  T478]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   21.589480][  T478]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.589487][  T478]  ? 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))
[   21.589489][  T478]  ? 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))
[   21.589493][  T478]  genl_rcv (net/netlink/genetlink.c:1218)
[   21.589495][  T478]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.589499][  T478]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.589501][  T478]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   21.589506][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589509][  T478]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.589513][  T478]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.589515][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.589518][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.589522][  T478]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.589525][  T478]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   21.589529][  T478]  __sys_sendto (net/socket.c:2281)
[   21.589532][  T478]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.589538][  T478]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[   21.589546][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.589550][  T478]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.589552][  T478]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.589556][  T478]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.589558][  T478]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.589561][  T478]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.589563][  T478]  ? irq_exit_rcu (kernel/softirq.c:786)
[   21.589567][  T478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.589570][  T478] RIP: 0033:0x7f4d5593c312
[   21.589574][  T478] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   21.589575][  T478] RSP: 002b:00007ffecf9229f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   21.589578][  T478] RAX: ffffffffffffffda RBX: 00007ffecf922b28 RCX: 00007f4d5593c312
[   21.589579][  T478] RDX: 0000000000000030 RSI: 00007f4d515642f0 RDI: 0000000000000023
[   21.589580][  T478] RBP: 00007ffecf922a20 R08: 00007ffecf922ba0 R09: 000000000000000c
[   21.589581][  T478] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d537a6190
[   21.589582][  T478] R13: 00007ffecf922b28 R14: 00007f4d5525b01a R15: 00007ffecf922f18
| [   22.756461][  T516] softirqs last disabled at (395655): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.756463][  T516] Preemption disabled at:
| [   22.756464][  T516] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.756473][  T516] Tainted: [W]=WARN
[   22.756474][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.756475][  T516] Call Trace:
[   22.756477][  T516]  <TASK>
[   22.756478][  T516]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.756485][  T516]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.756486][  T516]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.756491][  T516]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.756496][  T516]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.756500][  T516]  __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))
[   22.756502][  T516]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.756508][  T516]  ? 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)
[   22.756511][  T516]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.756515][  T516]  put_chars (drivers/char/virtio_console.c:1176)
[   22.756517][  T516]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.756520][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.756523][  T516]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.756528][  T516]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.756532][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.756534][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.756538][  T516]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.756542][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.756544][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.756548][  T516]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.756551][  T516]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.756553][  T516]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.756556][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.756558][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.756562][  T516]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.756566][  T516]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.756568][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.756574][  T516]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.756577][  T516]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.756579][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.756580][  T516]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   22.756584][  T516]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.756586][  T516]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.756589][  T516]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.756592][  T516]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.756597][  T516]  _printk (kernel/printk/printk.c:2504)
[   22.756600][  T516]  ? snapshot_read.cold (user.c:?)
[   22.756603][  T516]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   22.756606][  T516]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   22.756610][  T516]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   22.756612][  T516]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.756615][  T516]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.756619][  T516]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.756622][  T516]  ? netdev_notice (net/core/dev.c:13194)
[   22.756624][  T516]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   22.756632][  T516]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   22.756635][  T516]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   22.756638][  T516]  netif_set_promiscuity (net/core/dev.c:9699)
[   22.756642][  T516]  dev_set_promiscuity (net/core/dev_api.c:288)
[   22.756643][  T516]  ? dev_disable_lro (net/core/dev_api.c:267)
[   22.756645][  T516] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   22.756650][  T516] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   22.756655][  T516] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   22.756659][  T516]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   22.756664][  T516] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   22.756669][  T516]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   22.756673][  T516]  ? __nla_validate_parse (lib/nlattr.c:635)
[   22.756679][  T516]  ? __nla_parse (lib/nlattr.c:732)
[   22.756681][  T516]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   22.756686][  T516]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   22.756689][  T516]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   22.756697][  T516]  ? security_capable (security/security.c:660 (discriminator 11))
[   22.756702][  T516]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   22.756705][  T516]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   22.756708][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.756710][  T516]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   22.756714][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.756719][  T516]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   22.756723][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.756725][  T516]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   22.756728][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.756735][  T516]  ? 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))
[   22.756737][  T516]  ? 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))
[   22.756741][  T516]  genl_rcv (net/netlink/genetlink.c:1218)
[   22.756743][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.756747][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.756751][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.756755][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.756759][  T516]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.756760][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.756763][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.756768][  T516]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   22.756771][  T516]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   22.756775][  T516]  __sys_sendto (net/socket.c:2281)
[   22.756778][  T516]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   22.756789][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   22.756793][  T516]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   22.756796][  T516]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.756799][  T516]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.756801][  T516]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.756804][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.756805][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.756808][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.756810][  T516] RIP: 0033:0x7f679b990312
[   22.756814][  T516] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   22.756815][  T516] RSP: 002b:00007ffd0a1e4de8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   22.756818][  T516] RAX: ffffffffffffffda RBX: 00007ffd0a1e4f18 RCX: 00007f679b990312
[   22.756819][  T516] RDX: 0000000000000030 RSI: 00007f67985b6f70 RDI: 0000000000000023
[   22.756820][  T516] RBP: 00007ffd0a1e4e10 R08: 00007ffd0a1e4f90 R09: 000000000000000c
[   22.756821][  T516] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67997fa270
[   22.756822][  T516] R13: 00007ffd0a1e4f18 R14: 00007f679b2af01a R15: 00007ffd0a1e5308
| [   40.301623][  T671] softirqs last disabled at (28364): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   40.301625][  T671] Preemption disabled at:
| [   40.301626][  T671] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.301634][  T671] Tainted: [W]=WARN
[   40.301635][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.301637][  T671] Call Trace:
[   40.301639][  T671]  <TASK>
[   40.301641][  T671]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.301646][  T671]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.301648][  T671]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.301653][  T671]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.301657][  T671]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.301661][  T671]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   40.301663][  T671]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.301670][  T671]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.301672][  T671]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.301676][  T671]  put_chars (drivers/char/virtio_console.c:1176)
[   40.301677][  T671]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   40.301680][  T671]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.301682][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.301685][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.301688][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.301692][  T671]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.301696][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.301698][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301700][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301704][  T671]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.301706][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   40.301709][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.301711][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.301715][  T671]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.301719][  T671]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.301721][  T671]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   40.301724][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.301725][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.301729][  T671]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.301733][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.301735][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301740][  T671]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.301743][  T671]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.301744][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.301746][  T671]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   40.301750][  T671]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.301751][  T671]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.301754][  T671]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.301757][  T671]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.301759][  T671]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   40.301763][  T671]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   40.301768][  T671]  _printk (kernel/printk/printk.c:2504)
[   40.301771][  T671]  ? snapshot_read.cold (user.c:?)
[   40.301776][  T671]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.301779][  T671]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.301783][  T671]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.301786][  T671]  ? netdev_notice (net/core/dev.c:13194)
[   40.301787][  T671]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   40.301792][  T671]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   40.301797][  T671]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.301799][  T671]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   40.301803][  T671]  netif_set_promiscuity (net/core/dev.c:9699)
[   40.301806][  T671]  dev_set_promiscuity (net/core/dev_api.c:288)
[   40.301808][  T671]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.301811][  T671] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   40.301819][  T671] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   40.301823][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.301825][  T671]  notifier_call_chain (kernel/notifier.c:85)
[   40.301831][  T671]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   40.301835][  T671]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   40.301842][  T671]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   40.301844][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.301846][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301848][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301850][  T671]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.301870][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.301872][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.301875][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.301877][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.301879][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301883][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.301885][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.301887][  T671]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.301889][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.301892][  T671]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.301894][  T671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.301897][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.301899][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.301903][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.301905][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.301908][  T671]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.301911][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.301914][  T671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.301920][  T671]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.301922][  T671]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.301927][  T671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.301930][  T671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.301933][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.301937][  T671]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.301941][  T671]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.301945][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.301946][  T671]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   40.301951][  T671]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   40.301956][  T671]  ____sys_sendmsg (net/socket.c:2713)
[   40.301958][  T671]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.301960][  T671]  ? sock_write_iter (net/socket.c:1269)
[   40.301962][  T671]  ? move_addr_to_kernel (net/socket.c:258)
[   40.301969][  T671]  ___sys_sendmsg (net/socket.c:2767)
[   40.301971][  T671]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.301986][  T671]  __sys_sendmsg (net/socket.c:2799)
[   40.301989][  T671]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.301999][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.302002][  T671]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.302006][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.302009][  T671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.302011][  T671] RIP: 0033:0x7f853ec2654e
[   40.302014][  T671] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.302016][  T671] RSP: 002b:00007ffca5780c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.302018][  T671] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f853ec2654e
[   40.302020][  T671] RDX: 0000000000000000 RSI: 00007ffca5780cc0 RDI: 0000000000000005
[   40.302021][  T671] RBP: 00007ffca5780c20 R08: 0000000000000000 R09: 0000000000000000
[   40.302021][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed0a
[   40.302022][  T671] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca5781380
| [   43.133345][  T728] softirqs last disabled at (388818): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   43.133347][  T728] Preemption disabled at:
| [   43.133348][  T728] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.133356][  T728] Tainted: [W]=WARN
[   43.133357][  T728] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.133359][  T728] Call Trace:
[   43.133363][  T728]  <TASK>
[   43.133365][  T728]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.133371][  T728]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.133373][  T728]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.133378][  T728]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.133382][  T728]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.133386][  T728]  __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))
[   43.133388][  T728]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.133395][  T728]  ? 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)
[   43.133397][  T728]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.133401][  T728]  put_chars (drivers/char/virtio_console.c:1176)
[   43.133403][  T728]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.133406][  T728]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.133409][  T728]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.133412][  T728]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.133416][  T728]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.133420][  T728]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   43.133422][  T728]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.133423][  T728]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.133428][  T728]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.133429][  T728]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.133434][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.133438][  T728]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.133442][  T728]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.133444][  T728]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   43.133447][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.133449][  T728]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.133452][  T728]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.133457][  T728]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.133459][  T728]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.133464][  T728]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.133467][  T728]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.133469][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.133470][  T728]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   43.133474][  T728]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.133476][  T728]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.133478][  T728]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.133482][  T728]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.133484][  T728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.133485][  T728]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   43.133490][  T728]  _printk (kernel/printk/printk.c:2504)
[   43.133493][  T728]  ? snapshot_read.cold (user.c:?)
[   43.133495][  T728]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   43.133501][  T728]  ? idr_get_free (??:?)
[   43.133505][  T728]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   43.133515][  T728]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.133520][  T728]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.133522][  T728]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   43.133527][  T728]  __nla_validate_parse (lib/nlattr.c:635)
[   43.133531][  T728]  __nla_parse (lib/nlattr.c:732)
[   43.133534][  T728]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   43.133539][  T728]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   43.133542][  T728]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   43.133550][  T728]  ? security_capable (security/security.c:660 (discriminator 11))
[   43.133554][  T728]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   43.133558][  T728]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   43.133560][  T728]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.133563][  T728]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   43.133571][  T728]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.133576][  T728]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   43.133580][  T728]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.133581][  T728]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   43.133585][  T728]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.133592][  T728]  ? 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))
[   43.133594][  T728]  ? 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))
[   43.133598][  T728]  genl_rcv (net/netlink/genetlink.c:1218)
[   43.133600][  T728]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.133604][  T728]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.133608][  T728]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.133611][  T728]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.133615][  T728]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.133617][  T728]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.133619][  T728]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.133624][  T728]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   43.133627][  T728]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   43.133631][  T728]  __sys_sendto (net/socket.c:2281)
[   43.133634][  T728]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   43.133644][  T728]  ? fput_close_sync (fs/file_table.c:617)
[   43.133647][  T728]  ? alloc_file_clone (fs/file_table.c:479)
[   43.133651][  T728]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   43.133653][  T728]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   43.133657][  T728]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   43.133660][  T728]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   43.133662][  T728]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.133664][  T728]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.133667][  T728]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.133669][  T728] RIP: 0033:0x7f6efb8f4312
[   43.133672][  T728] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   43.133674][  T728] RSP: 002b:00007ffd9419afc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   43.133677][  T728] RAX: ffffffffffffffda RBX: 00007ffd9419b0f8 RCX: 00007f6efb8f4312
[   43.133678][  T728] RDX: 0000000000000040 RSI: 00007f6ef84d2f10 RDI: 0000000000000020
[   43.133679][  T728] RBP: 00007ffd9419aff0 R08: 00007ffd9419b170 R09: 000000000000000c
[   43.133680][  T728] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ef975e0b0
[   43.133680][  T728] R13: 00007ffd9419b0f8 R14: 00007f6efb21301a R15: 00007ffd9419b4e8
| [   44.355845][  T780] softirqs last disabled at (384186): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   44.355847][  T780] Preemption disabled at:
| [   44.355847][  T780] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.355856][  T780] Tainted: [W]=WARN
[   44.355857][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.355858][  T780] Call Trace:
[   44.355860][  T780]  <TASK>
[   44.355861][  T780]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.355868][  T780]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.355869][  T780]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.355874][  T780]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.355878][  T780]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.355883][  T780]  __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))
[   44.355884][  T780]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.355891][  T780]  ? 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)
[   44.355894][  T780]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.355898][  T780]  put_chars (drivers/char/virtio_console.c:1176)
[   44.355900][  T780]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.355903][  T780]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.355906][  T780]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.355911][  T780]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.355915][  T780]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.355916][  T780]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.355921][  T780]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.355925][  T780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.355927][  T780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.355931][  T780]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.355935][  T780]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.355937][  T780]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   44.355940][  T780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.355942][  T780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.355946][  T780]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.355950][  T780]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.355952][  T780]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.355957][  T780]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.355960][  T780]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.355962][  T780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.355964][  T780]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   44.355967][  T780]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.355969][  T780]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.355972][  T780]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.355975][  T780]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.355981][  T780]  _printk (kernel/printk/printk.c:2504)
[   44.355984][  T780]  ? snapshot_read.cold (user.c:?)
[   44.355987][  T780]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   44.355990][  T780]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   44.355994][  T780]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   44.355996][  T780]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.356000][  T780]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.356004][  T780]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.356007][  T780]  ? netdev_notice (net/core/dev.c:13194)
[   44.356013][  T780]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   44.356022][  T780]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.356025][  T780]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   44.356028][  T780]  netif_set_promiscuity (net/core/dev.c:9699)
[   44.356032][  T780]  dev_set_promiscuity (net/core/dev_api.c:288)
[   44.356034][  T780]  ? dev_disable_lro (net/core/dev_api.c:267)
[   44.356036][  T780] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   44.356041][  T780] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   44.356046][  T780] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   44.356050][  T780]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   44.356054][  T780] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   44.356060][  T780]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   44.356063][  T780]  ? __nla_validate_parse (lib/nlattr.c:635)
[   44.356069][  T780]  ? __nla_parse (lib/nlattr.c:732)
[   44.356072][  T780]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   44.356076][  T780]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   44.356080][  T780]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   44.356088][  T780]  ? security_capable (security/security.c:660 (discriminator 11))
[   44.356092][  T780]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   44.356096][  T780]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   44.356098][  T780]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.356101][  T780]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   44.356105][  T780]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.356110][  T780]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   44.356114][  T780]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.356115][  T780]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   44.356119][  T780]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.356126][  T780]  ? 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))
[   44.356128][  T780]  ? 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))
[   44.356132][  T780]  genl_rcv (net/netlink/genetlink.c:1218)
[   44.356134][  T780]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.356138][  T780]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.356142][  T780]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.356145][  T780]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.356149][  T780]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.356151][  T780]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.356154][  T780]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.356159][  T780]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   44.356162][  T780]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   44.356166][  T780]  __sys_sendto (net/socket.c:2281)
[   44.356169][  T780]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   44.356180][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   44.356186][  T780]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   44.356189][  T780]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.356192][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   44.356194][  T780]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   44.356197][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.356199][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.356201][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.356203][  T780] RIP: 0033:0x7f9fde036312
[   44.356207][  T780] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   44.356208][  T780] RSP: 002b:00007ffdc133ed48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   44.356211][  T780] RAX: ffffffffffffffda RBX: 00007ffdc133ee78 RCX: 00007f9fde036312
[   44.356212][  T780] RDX: 0000000000000030 RSI: 00007f9fd9c656b0 RDI: 0000000000000023
[   44.356213][  T780] RBP: 00007ffdc133ed70 R08: 00007ffdc133eef0 R09: 000000000000000c
[   44.356214][  T780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9fdbe96190
[   44.356215][  T780] R13: 00007ffdc133ee78 R14: 00007f9fdd95501a R15: 00007ffdc133f268
| [   45.531975][  T821] softirqs last disabled at (386012): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   45.531977][  T821] Preemption disabled at:
| [   45.531977][  T821] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.531986][  T821] Tainted: [W]=WARN
[   45.531987][  T821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.531988][  T821] Call Trace:
[   45.531990][  T821]  <TASK>
[   45.531991][  T821]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.531997][  T821]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.531999][  T821]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.532004][  T821]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.532008][  T821]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.532018][  T821]  __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))
[   45.532020][  T821]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.532026][  T821]  ? 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)
[   45.532029][  T821]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.532033][  T821]  put_chars (drivers/char/virtio_console.c:1176)
[   45.532035][  T821]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.532039][  T821]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.532042][  T821]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.532046][  T821]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.532050][  T821]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.532052][  T821]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.532056][  T821]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.532060][  T821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.532062][  T821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.532066][  T821]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.532070][  T821]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.532072][  T821]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   45.532075][  T821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.532077][  T821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.532081][  T821]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.532085][  T821]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.532087][  T821]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.532092][  T821]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.532095][  T821]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.532097][  T821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.532099][  T821]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   45.532103][  T821]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.532104][  T821]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.532107][  T821]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.532110][  T821]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.532115][  T821]  _printk (kernel/printk/printk.c:2504)
[   45.532119][  T821]  ? snapshot_read.cold (user.c:?)
[   45.532121][  T821]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   45.532125][  T821]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   45.532129][  T821]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   45.532130][  T821]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.532134][  T821]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.532138][  T821]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.532141][  T821]  ? netdev_notice (net/core/dev.c:13194)
[   45.532143][  T821]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   45.532152][  T821]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.532154][  T821]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.532158][  T821]  netif_set_promiscuity (net/core/dev.c:9699)
[   45.532161][  T821]  dev_set_promiscuity (net/core/dev_api.c:288)
[   45.532163][  T821]  ? dev_disable_lro (net/core/dev_api.c:267)
[   45.532166][  T821] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   45.532171][  T821] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   45.532176][  T821] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   45.532180][  T821]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   45.532184][  T821] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   45.532190][  T821]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   45.532193][  T821]  ? __nla_validate_parse (lib/nlattr.c:635)
[   45.532199][  T821]  ? __nla_parse (lib/nlattr.c:732)
[   45.532202][  T821]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   45.532207][  T821]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   45.532210][  T821]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   45.532218][  T821]  ? security_capable (security/security.c:660 (discriminator 11))
[   45.532222][  T821]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   45.532226][  T821]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   45.532229][  T821]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.532231][  T821]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   45.532235][  T821]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.532240][  T821]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   45.532243][  T821]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.532245][  T821]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   45.532249][  T821]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.532256][  T821]  ? 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))
[   45.532258][  T821]  ? 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))
[   45.532262][  T821]  genl_rcv (net/netlink/genetlink.c:1218)
[   45.532264][  T821]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.532268][  T821]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.532272][  T821]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.532275][  T821]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.532279][  T821]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.532281][  T821]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.532284][  T821]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.532289][  T821]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   45.532292][  T821]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   45.532296][  T821]  __sys_sendto (net/socket.c:2281)
[   45.532299][  T821]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   45.532304][  T821]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   45.532314][  T821]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.532317][  T821]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   45.532320][  T821]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.532323][  T821]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   45.532327][  T821]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   45.532329][  T821]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.532331][  T821]  ? irq_exit_rcu (kernel/softirq.c:786)
[   45.532335][  T821]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.532337][  T821] RIP: 0033:0x7efc2cacf312
[   45.532341][  T821] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   45.532342][  T821] RSP: 002b:00007ffdda5ce3d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   45.532345][  T821] RAX: ffffffffffffffda RBX: 00007ffdda5ce508 RCX: 00007efc2cacf312
[   45.532346][  T821] RDX: 0000000000000030 RSI: 00007efc286de170 RDI: 0000000000000023
[   45.532347][  T821] RBP: 00007ffdda5ce400 R08: 00007ffdda5ce580 R09: 000000000000000c
[   45.532348][  T821] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efc2a932270
[   45.532349][  T821] R13: 00007ffdda5ce508 R14: 00007efc2c3ee01a R15: 00007ffdda5ce8f8
| [   50.814105][  T908] softirqs last disabled at (20458): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   50.814108][  T908] Preemption disabled at:
| [   50.814109][  T908] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.814117][  T908] Tainted: [W]=WARN
[   50.814118][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.814119][  T908] Call Trace:
[   50.814121][  T908]  <TASK>
[   50.814122][  T908]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.814128][  T908]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.814130][  T908]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.814134][  T908]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.814139][  T908]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.814143][  T908]  __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))
[   50.814145][  T908]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.814151][  T908]  ? 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)
[   50.814154][  T908]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.814158][  T908]  put_chars (drivers/char/virtio_console.c:1176)
[   50.814159][  T908]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   50.814162][  T908]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.814165][  T908]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.814168][  T908]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.814171][  T908]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.814175][  T908]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.814179][  T908]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.814181][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814183][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814187][  T908]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.814189][  T908]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   50.814192][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.814194][  T908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.814198][  T908]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.814202][  T908]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.814204][  T908]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   50.814207][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.814209][  T908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.814213][  T908]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.814217][  T908]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.814219][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814224][  T908]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.814227][  T908]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.814229][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.814231][  T908]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   50.814234][  T908]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.814236][  T908]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.814239][  T908]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.814242][  T908]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.814244][  T908]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   50.814248][  T908]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   50.814253][  T908]  _printk (kernel/printk/printk.c:2504)
[   50.814257][  T908]  ? snapshot_read.cold (user.c:?)
[   50.814261][  T908]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.814265][  T908]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.814269][  T908]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.814272][  T908]  ? netdev_notice (net/core/dev.c:13194)
[   50.814274][  T908]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   50.814278][  T908]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   50.814283][  T908]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.814286][  T908]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   50.814289][  T908]  netif_set_promiscuity (net/core/dev.c:9699)
[   50.814293][  T908]  dev_set_promiscuity (net/core/dev_api.c:288)
[   50.814294][  T908]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.814297][  T908] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   50.814305][  T908] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   50.814309][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.814312][  T908]  notifier_call_chain (kernel/notifier.c:85)
[   50.814317][  T908]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   50.814322][  T908]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   50.814330][  T908]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   50.814331][  T908]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.814333][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814335][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814337][  T908]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   50.814359][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.814361][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.814366][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.814368][  T908]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.814370][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814374][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.814376][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.814378][  T908]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   50.814380][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.814384][  T908]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   50.814386][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.814389][  T908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.814390][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.814395][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.814396][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.814400][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.814403][  T908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.814406][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.814412][  T908]  ? 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))
[   50.814414][  T908]  ? 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))
[   50.814419][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.814422][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.814425][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.814429][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.814433][  T908]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.814437][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.814438][  T908]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   50.814444][  T908]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   50.814448][  T908]  ____sys_sendmsg (net/socket.c:2713)
[   50.814450][  T908]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.814453][  T908]  ? sock_write_iter (net/socket.c:1269)
[   50.814454][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   50.814461][  T908]  ___sys_sendmsg (net/socket.c:2767)
[   50.814464][  T908]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.814480][  T908]  __sys_sendmsg (net/socket.c:2799)
[   50.814482][  T908]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.814488][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.814491][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.814495][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.814497][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.814500][  T908] RIP: 0033:0x7fc8cd49f54e
[   50.814503][  T908] 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
[   50.814505][  T908] RSP: 002b:00007fff954c3fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.814507][  T908] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc8cd49f54e
[   50.814509][  T908] RDX: 0000000000000000 RSI: 00007fff954c4070 RDI: 0000000000000005
[   50.814509][  T908] RBP: 00007fff954c3fd0 R08: 0000000000000000 R09: 0000000000000000
[   50.814510][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed15
[   50.814511][  T908] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff954c4730
| [   53.680981][  T966] softirqs last disabled at (383534): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   53.680984][  T966] Preemption disabled at:
| [   53.680984][  T966] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.680993][  T966] Tainted: [W]=WARN
[   53.680994][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.680995][  T966] Call Trace:
[   53.680997][  T966]  <TASK>
[   53.680998][  T966]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.681004][  T966]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.681006][  T966]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.681011][  T966]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.681015][  T966]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.681019][  T966]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   53.681021][  T966]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.681027][  T966]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   53.681030][  T966]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.681034][  T966]  put_chars (drivers/char/virtio_console.c:1176)
[   53.681036][  T966]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.681039][  T966]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.681049][  T966]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.681052][  T966]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.681056][  T966]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.681060][  T966]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   53.681061][  T966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.681063][  T966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.681067][  T966]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.681069][  T966]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.681074][  T966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.681078][  T966]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.681081][  T966]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.681083][  T966]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   53.681086][  T966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.681088][  T966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.681092][  T966]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.681096][  T966]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.681098][  T966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.681103][  T966]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.681106][  T966]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.681108][  T966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.681110][  T966]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   53.681113][  T966]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.681115][  T966]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.681118][  T966]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.681121][  T966]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.681123][  T966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.681124][  T966]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.681129][  T966]  _printk (kernel/printk/printk.c:2504)
[   53.681132][  T966]  ? snapshot_read.cold (user.c:?)
[   53.681134][  T966]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   53.681139][  T966]  ? idr_get_free (??:?)
[   53.681144][  T966]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   53.681153][  T966]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.681158][  T966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.681160][  T966]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   53.681165][  T966]  __nla_validate_parse (lib/nlattr.c:635)
[   53.681169][  T966]  __nla_parse (lib/nlattr.c:732)
[   53.681172][  T966]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.681176][  T966]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   53.681180][  T966]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.681188][  T966]  ? security_capable (security/security.c:660 (discriminator 11))
[   53.681192][  T966]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.681195][  T966]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.681198][  T966]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.681200][  T966]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   53.681208][  T966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.681214][  T966]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.681217][  T966]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.681219][  T966]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.681222][  T966]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.681229][  T966]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.681231][  T966]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.681235][  T966]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.681237][  T966]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.681241][  T966]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.681245][  T966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.681248][  T966]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.681252][  T966]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.681254][  T966]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.681257][  T966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.681261][  T966]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   53.681264][  T966]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   53.681268][  T966]  __sys_sendto (net/socket.c:2281)
[   53.681271][  T966]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   53.681281][  T966]  ? fput_close_sync (fs/file_table.c:617)
[   53.681285][  T966]  ? alloc_file_clone (fs/file_table.c:479)
[   53.681289][  T966]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   53.681291][  T966]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.681294][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   53.681297][  T966]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   53.681299][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.681301][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.681304][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.681306][  T966] RIP: 0033:0x7fee7f3d5312
[   53.681310][  T966] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   53.681311][  T966] RSP: 002b:00007ffdc25ea178 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   53.681314][  T966] RAX: ffffffffffffffda RBX: 00007ffdc25ea2a8 RCX: 00007fee7f3d5312
[   53.681315][  T966] RDX: 0000000000000044 RSI: 00007fee76f56ce0 RDI: 0000000000000020
[   53.681316][  T966] RBP: 00007ffdc25ea1a0 R08: 00007ffdc25ea320 R09: 000000000000000c
[   53.681317][  T966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fee7d22e0b0
[   53.681318][  T966] R13: 00007ffdc25ea2a8 R14: 00007fee7ecf401a R15: 00007ffdc25ea698
| [   54.906277][ T1014] softirqs last disabled at (374832): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   54.906279][ T1014] Preemption disabled at:
| [   54.906280][ T1014] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.906288][ T1014] Tainted: [W]=WARN
[   54.906289][ T1014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.906290][ T1014] Call Trace:
[   54.906292][ T1014]  <TASK>
[   54.906293][ T1014]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.906300][ T1014]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.906301][ T1014]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.906306][ T1014]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.906310][ T1014]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.906315][ T1014]  __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))
[   54.906317][ T1014]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.906323][ T1014]  ? 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)
[   54.906326][ T1014]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.906330][ T1014]  put_chars (drivers/char/virtio_console.c:1176)
[   54.906332][ T1014]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.906336][ T1014]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.906339][ T1014]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.906343][ T1014]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.906348][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.906349][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.906354][ T1014]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.906358][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.906360][ T1014]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.906367][ T1014]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.906371][ T1014]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.906373][ T1014]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   54.906376][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.906378][ T1014]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.906382][ T1014]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.906386][ T1014]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.906388][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.906393][ T1014]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.906396][ T1014]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.906398][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.906400][ T1014]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   54.906404][ T1014]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.906405][ T1014]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.906408][ T1014]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.906411][ T1014]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.906417][ T1014]  _printk (kernel/printk/printk.c:2504)
[   54.906420][ T1014]  ? snapshot_read.cold (user.c:?)
[   54.906423][ T1014]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   54.906426][ T1014]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   54.906430][ T1014]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   54.906432][ T1014]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.906436][ T1014]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.906440][ T1014]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.906442][ T1014]  ? netdev_notice (net/core/dev.c:13194)
[   54.906444][ T1014]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   54.906453][ T1014]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.906456][ T1014]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   54.906459][ T1014]  netif_set_promiscuity (net/core/dev.c:9699)
[   54.906463][ T1014]  dev_set_promiscuity (net/core/dev_api.c:288)
[   54.906465][ T1014]  ? dev_disable_lro (net/core/dev_api.c:267)
[   54.906467][ T1014] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   54.906472][ T1014] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   54.906477][ T1014] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   54.906481][ T1014]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   54.906486][ T1014] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   54.906492][ T1014]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   54.906495][ T1014]  ? __nla_validate_parse (lib/nlattr.c:635)
[   54.906501][ T1014]  ? __nla_parse (lib/nlattr.c:732)
[   54.906503][ T1014]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   54.906508][ T1014]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   54.906512][ T1014]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   54.906520][ T1014]  ? security_capable (security/security.c:660 (discriminator 11))
[   54.906524][ T1014]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   54.906528][ T1014]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   54.906531][ T1014]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.906533][ T1014]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   54.906537][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.906542][ T1014]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   54.906546][ T1014]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.906548][ T1014]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   54.906551][ T1014]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.906558][ T1014]  ? 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))
[   54.906560][ T1014]  ? 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))
[   54.906564][ T1014]  genl_rcv (net/netlink/genetlink.c:1218)
[   54.906566][ T1014]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.906571][ T1014]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.906575][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.906578][ T1014]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.906582][ T1014]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.906584][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.906587][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.906592][ T1014]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   54.906595][ T1014]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   54.906599][ T1014]  __sys_sendto (net/socket.c:2281)
[   54.906602][ T1014]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   54.906613][ T1014]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   54.906619][ T1014]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   54.906622][ T1014]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.906626][ T1014]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   54.906627][ T1014]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   54.906630][ T1014]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.906632][ T1014]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.906634][ T1014]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.906636][ T1014] RIP: 0033:0x7f0a1fe65312
[   54.906640][ T1014] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   54.906641][ T1014] RSP: 002b:00007fff88fc3d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   54.906644][ T1014] RAX: ffffffffffffffda RBX: 00007fff88fc3e88 RCX: 00007f0a1fe65312
[   54.906645][ T1014] RDX: 0000000000000030 RSI: 00007f0a1c0e8030 RDI: 0000000000000023
[   54.906646][ T1014] RBP: 00007fff88fc3d80 R08: 00007fff88fc3f00 R09: 000000000000000c
[   54.906647][ T1014] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0a1dcbe190
[   54.906648][ T1014] R13: 00007fff88fc3e88 R14: 00007f0a1f78401a R15: 00007fff88fc4278
| [   56.111876][ T1053] softirqs last disabled at (412666): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   56.111878][ T1053] Preemption disabled at:
| [   56.111878][ T1053] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.111887][ T1053] Tainted: [W]=WARN
[   56.111888][ T1053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.111889][ T1053] Call Trace:
[   56.111891][ T1053]  <TASK>
[   56.111892][ T1053]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.111899][ T1053]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.111900][ T1053]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.111905][ T1053]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.111910][ T1053]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.111914][ T1053]  __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))
[   56.111916][ T1053]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.111922][ T1053]  ? 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)
[   56.111925][ T1053]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.111928][ T1053]  put_chars (drivers/char/virtio_console.c:1176)
[   56.111931][ T1053]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.111934][ T1053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.111937][ T1053]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.111942][ T1053]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.111946][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.111948][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.111952][ T1053]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.111956][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.111958][ T1053]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.111962][ T1053]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.111966][ T1053]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.111968][ T1053]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   56.111971][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.111973][ T1053]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.111976][ T1053]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.111981][ T1053]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.111983][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.111988][ T1053]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.111991][ T1053]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.111993][ T1053]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.111994][ T1053]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   56.111998][ T1053]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.112000][ T1053]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.112002][ T1053]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.112006][ T1053]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.112011][ T1053]  _printk (kernel/printk/printk.c:2504)
[   56.112015][ T1053]  ? snapshot_read.cold (user.c:?)
[   56.112017][ T1053]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   56.112021][ T1053]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   56.112024][ T1053]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   56.112026][ T1053]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.112030][ T1053]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.112034][ T1053]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.112036][ T1053]  ? netdev_notice (net/core/dev.c:13194)
[   56.112038][ T1053]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   56.112047][ T1053]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.112054][ T1053]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   56.112058][ T1053]  netif_set_promiscuity (net/core/dev.c:9699)
[   56.112062][ T1053]  dev_set_promiscuity (net/core/dev_api.c:288)
[   56.112064][ T1053]  ? dev_disable_lro (net/core/dev_api.c:267)
[   56.112066][ T1053] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   56.112071][ T1053] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   56.112076][ T1053] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   56.112080][ T1053]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   56.112085][ T1053] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   56.112091][ T1053]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   56.112094][ T1053]  ? __nla_validate_parse (lib/nlattr.c:635)
[   56.112100][ T1053]  ? __nla_parse (lib/nlattr.c:732)
[   56.112103][ T1053]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   56.112108][ T1053]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   56.112111][ T1053]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   56.112119][ T1053]  ? security_capable (security/security.c:660 (discriminator 11))
[   56.112123][ T1053]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   56.112127][ T1053]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   56.112130][ T1053]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.112132][ T1053]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   56.112136][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.112141][ T1053]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   56.112145][ T1053]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.112147][ T1053]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   56.112150][ T1053]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.112157][ T1053]  ? 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))
[   56.112159][ T1053]  ? 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))
[   56.112163][ T1053]  genl_rcv (net/netlink/genetlink.c:1218)
[   56.112165][ T1053]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.112169][ T1053]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.112173][ T1053]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.112176][ T1053]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.112180][ T1053]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.112182][ T1053]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.112185][ T1053]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.112190][ T1053]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   56.112193][ T1053]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   56.112197][ T1053]  __sys_sendto (net/socket.c:2281)
[   56.112200][ T1053]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   56.112210][ T1053]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   56.112217][ T1053]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   56.112219][ T1053]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.112223][ T1053]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   56.112224][ T1053]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   56.112227][ T1053]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.112228][ T1053]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.112231][ T1053]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.112233][ T1053] RIP: 0033:0x7f93c3424312
[   56.112237][ T1053] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   56.112238][ T1053] RSP: 002b:00007ffc9de45a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   56.112241][ T1053] RAX: ffffffffffffffda RBX: 00007ffc9de45ba8 RCX: 00007f93c3424312
[   56.112242][ T1053] RDX: 0000000000000030 RSI: 00007f93bafe3b30 RDI: 0000000000000023
[   56.112243][ T1053] RBP: 00007ffc9de45aa0 R08: 00007ffc9de45c20 R09: 000000000000000c
[   56.112244][ T1053] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93c128e270
[   56.112245][ T1053] R13: 00007ffc9de45ba8 R14: 00007f93c2d4301a R15: 00007ffc9de45f98
| [   73.058902][ T1194] softirqs last disabled at (19890): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   73.058905][ T1194] Preemption disabled at:
| [   73.058905][ T1194] vprintk_emit (kernel/printk/printk.c:2471)
| [   73.058913][ T1194] Tainted: [W]=WARN
[   73.058915][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.058916][ T1194] Call Trace:
[   73.058918][ T1194]  <TASK>
[   73.058919][ T1194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   73.058925][ T1194]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   73.058927][ T1194]  __might_resched.cold (kernel/sched/core.c:9234)
[   73.058931][ T1194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   73.058936][ T1194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   73.058940][ T1194]  __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))
[   73.058942][ T1194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.058948][ T1194]  ? 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)
[   73.058951][ T1194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.058954][ T1194]  put_chars (drivers/char/virtio_console.c:1176)
[   73.058956][ T1194]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   73.058958][ T1194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   73.058961][ T1194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   73.058964][ T1194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.058967][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   73.058971][ T1194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   73.058975][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   73.058977][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.058979][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.058983][ T1194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   73.058985][ T1194]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   73.058989][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.058991][ T1194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.058994][ T1194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   73.058998][ T1194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   73.059000][ T1194]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   73.059003][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.059005][ T1194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.059009][ T1194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   73.059013][ T1194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   73.059015][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.059020][ T1194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   73.059023][ T1194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   73.059025][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.059026][ T1194]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   73.059030][ T1194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   73.059032][ T1194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   73.059034][ T1194]  vprintk_emit (kernel/printk/printk.c:2479)
[   73.059037][ T1194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   73.059039][ T1194]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   73.059044][ T1194]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   73.059048][ T1194]  _printk (kernel/printk/printk.c:2504)
[   73.059052][ T1194]  ? snapshot_read.cold (user.c:?)
[   73.059056][ T1194]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   73.059060][ T1194]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   73.059064][ T1194]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   73.059067][ T1194]  ? netdev_notice (net/core/dev.c:13194)
[   73.059068][ T1194]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   73.059073][ T1194]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   73.059078][ T1194]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   73.059080][ T1194]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   73.059084][ T1194]  netif_set_promiscuity (net/core/dev.c:9699)
[   73.059088][ T1194]  dev_set_promiscuity (net/core/dev_api.c:288)
[   73.059089][ T1194]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   73.059092][ T1194] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   73.059100][ T1194] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   73.059105][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.059107][ T1194]  notifier_call_chain (kernel/notifier.c:85)
[   73.059117][ T1194]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   73.059121][ T1194]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   73.059128][ T1194]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   73.059130][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   73.059132][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.059133][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.059136][ T1194]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   73.059157][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.059159][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.059161][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.059163][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   73.059165][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.059170][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.059172][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.059173][ T1194]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   73.059175][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.059179][ T1194]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   73.059181][ T1194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.059184][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.059185][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   73.059190][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   73.059191][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.059195][ T1194]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.059198][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.059201][ T1194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.059207][ T1194]  ? 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))
[   73.059209][ T1194]  ? 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))
[   73.059213][ T1194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.059217][ T1194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.059219][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   73.059223][ T1194]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.059227][ T1194]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   73.059231][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   73.059232][ T1194]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   73.059238][ T1194]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   73.059242][ T1194]  ____sys_sendmsg (net/socket.c:2713)
[   73.059244][ T1194]  ? copy_msghdr_from_user (net/socket.c:2650)
[   73.059246][ T1194]  ? sock_write_iter (net/socket.c:1269)
[   73.059248][ T1194]  ? move_addr_to_kernel (net/socket.c:258)
[   73.059255][ T1194]  ___sys_sendmsg (net/socket.c:2767)
[   73.059257][ T1194]  ? copy_msghdr_from_user (net/socket.c:2619)
[   73.059273][ T1194]  __sys_sendmsg (net/socket.c:2799)
[   73.059275][ T1194]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   73.059281][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.059284][ T1194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.059288][ T1194]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   73.059290][ T1194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.059292][ T1194] RIP: 0033:0x7f4dba3e654e
[   73.059296][ T1194] 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
[   73.059297][ T1194] RSP: 002b:00007ffd4ae43160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.059300][ T1194] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4dba3e654e
[   73.059301][ T1194] RDX: 0000000000000000 RSI: 00007ffd4ae43210 RDI: 0000000000000005
[   73.059302][ T1194] RBP: 00007ffd4ae43170 R08: 0000000000000000 R09: 0000000000000000
[   73.059303][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed2b
[   73.059304][ T1194] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4ae438d0
| [   75.911133][ T1252] softirqs last disabled at (381924): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   75.911135][ T1252] Preemption disabled at:
| [   75.911136][ T1252] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.911145][ T1252] Tainted: [W]=WARN
[   75.911146][ T1252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.911147][ T1252] Call Trace:
[   75.911149][ T1252]  <TASK>
[   75.911150][ T1252]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.911157][ T1252]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.911158][ T1252]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.911163][ T1252]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.911168][ T1252]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   75.911172][ T1252]  __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))
[   75.911174][ T1252]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.911181][ T1252]  ? 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)
[   75.911183][ T1252]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.911187][ T1252]  put_chars (drivers/char/virtio_console.c:1176)
[   75.911189][ T1252]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.911192][ T1252]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   75.911195][ T1252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   75.911198][ T1252]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   75.911202][ T1252]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.911205][ T1252]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   75.911207][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.911209][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.911213][ T1252]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.911215][ T1252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   75.911219][ T1252]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.911223][ T1252]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.911227][ T1252]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.911229][ T1252]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   75.911232][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.911234][ T1252]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.911238][ T1252]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.911242][ T1252]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.911244][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.911249][ T1252]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.911252][ T1252]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.911254][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.911255][ T1252]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   75.911259][ T1252]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.911261][ T1252]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.911263][ T1252]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.911266][ T1252]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.911268][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   75.911270][ T1252]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   75.911274][ T1252]  _printk (kernel/printk/printk.c:2504)
[   75.911278][ T1252]  ? snapshot_read.cold (user.c:?)
[   75.911280][ T1252]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   75.911286][ T1252]  ? idr_get_free (??:?)
[   75.911290][ T1252]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   75.911299][ T1252]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.911305][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.911306][ T1252]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   75.911311][ T1252]  __nla_validate_parse (lib/nlattr.c:635)
[   75.911316][ T1252]  __nla_parse (lib/nlattr.c:732)
[   75.911318][ T1252]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   75.911323][ T1252]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   75.911327][ T1252]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   75.911335][ T1252]  ? security_capable (security/security.c:660 (discriminator 11))
[   75.911339][ T1252]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   75.911342][ T1252]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   75.911345][ T1252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   75.911347][ T1252]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   75.911355][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.911360][ T1252]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   75.911366][ T1252]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.911368][ T1252]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   75.911372][ T1252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.911378][ T1252]  ? 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))
[   75.911381][ T1252]  ? 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))
[   75.911385][ T1252]  genl_rcv (net/netlink/genetlink.c:1218)
[   75.911387][ T1252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.911391][ T1252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.911394][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   75.911398][ T1252]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.911401][ T1252]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.911403][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   75.911406][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   75.911411][ T1252]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   75.911413][ T1252]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   75.911417][ T1252]  __sys_sendto (net/socket.c:2281)
[   75.911420][ T1252]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   75.911430][ T1252]  ? fput_close_sync (fs/file_table.c:617)
[   75.911434][ T1252]  ? alloc_file_clone (fs/file_table.c:479)
[   75.911438][ T1252]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   75.911440][ T1252]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.911444][ T1252]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   75.911446][ T1252]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   75.911449][ T1252]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.911451][ T1252]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.911453][ T1252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.911455][ T1252] RIP: 0033:0x7fcd15106312
[   75.911459][ T1252] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   75.911460][ T1252] RSP: 002b:00007ffd882cb248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   75.911463][ T1252] RAX: ffffffffffffffda RBX: 00007ffd882cb378 RCX: 00007fcd15106312
[   75.911464][ T1252] RDX: 0000000000000048 RSI: 00007fcd12f774b0 RDI: 0000000000000020
[   75.911465][ T1252] RBP: 00007ffd882cb270 R08: 00007ffd882cb3f0 R09: 000000000000000c
[   75.911466][ T1252] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd12f660b0
[   75.911467][ T1252] R13: 00007ffd882cb378 R14: 00007fcd14a2501a R15: 00007ffd882cb768
| [   77.249509][ T1305] softirqs last disabled at (382908): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   77.249512][ T1305] Preemption disabled at:
| [   77.249513][ T1305] vprintk_emit (kernel/printk/printk.c:2471)
| [   77.249525][ T1305] Tainted: [W]=WARN
[   77.249526][ T1305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.249528][ T1305] Call Trace:
[   77.249530][ T1305]  <TASK>
[   77.249532][ T1305]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.249540][ T1305]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   77.249543][ T1305]  __might_resched.cold (kernel/sched/core.c:9234)
[   77.249549][ T1305]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   77.249555][ T1305]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   77.249562][ T1305]  __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))
[   77.249565][ T1305]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.249575][ T1305]  ? 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)
[   77.249579][ T1305]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.249585][ T1305]  put_chars (drivers/char/virtio_console.c:1176)
[   77.249589][ T1305]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   77.249595][ T1305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.249599][ T1305]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   77.249607][ T1305]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   77.249612][ T1305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.249615][ T1305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.249623][ T1305]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   77.249629][ T1305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.249632][ T1305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.249639][ T1305]  console_emit_next_record (kernel/printk/printk.c:3183)
[   77.249646][ T1305]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   77.249649][ T1305]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   77.249654][ T1305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.249657][ T1305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.249664][ T1305]  console_flush_one_record (kernel/printk/printk.c:3268)
[   77.249671][ T1305]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   77.249674][ T1305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.249684][ T1305]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   77.249688][ T1305]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   77.249691][ T1305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.249694][ T1305]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   77.249701][ T1305]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   77.249703][ T1305]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   77.249708][ T1305]  vprintk_emit (kernel/printk/printk.c:2479)
[   77.249714][ T1305]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   77.249724][ T1305]  _printk (kernel/printk/printk.c:2504)
[   77.249729][ T1305]  ? snapshot_read.cold (user.c:?)
[   77.249733][ T1305]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   77.249738][ T1305]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   77.249744][ T1305]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   77.249746][ T1305]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   77.249751][ T1305]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   77.249758][ T1305]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   77.249762][ T1305]  ? netdev_notice (net/core/dev.c:13194)
[   77.249765][ T1305]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   77.249781][ T1305]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.249786][ T1305]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   77.249792][ T1305]  netif_set_promiscuity (net/core/dev.c:9699)
[   77.249797][ T1305]  dev_set_promiscuity (net/core/dev_api.c:288)
[   77.249800][ T1305]  ? dev_disable_lro (net/core/dev_api.c:267)
[   77.249804][ T1305] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   77.249813][ T1305] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   77.249821][ T1305] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   77.249827][ T1305]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   77.249835][ T1305] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   77.249846][ T1305]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   77.249852][ T1305]  ? __nla_validate_parse (lib/nlattr.c:635)
[   77.249861][ T1305]  ? __nla_parse (lib/nlattr.c:732)
[   77.249864][ T1305]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   77.249873][ T1305]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   77.249878][ T1305]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   77.249893][ T1305]  ? security_capable (security/security.c:660 (discriminator 11))
[   77.249900][ T1305]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   77.249906][ T1305]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   77.249910][ T1305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.249913][ T1305]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   77.249920][ T1305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.249930][ T1305]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   77.249935][ T1305]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.249938][ T1305]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   77.249944][ T1305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.249956][ T1305]  ? 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))
[   77.249959][ T1305]  ? 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))
[   77.249966][ T1305]  genl_rcv (net/netlink/genetlink.c:1218)
[   77.249970][ T1305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.249977][ T1305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.249983][ T1305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.249989][ T1305]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.249996][ T1305]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   77.249999][ T1305]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   77.250004][ T1305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   77.250012][ T1305]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   77.250016][ T1305]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   77.250021][ T1305]  __sys_sendto (net/socket.c:2281)
[   77.250026][ T1305]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   77.250047][ T1305]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   77.250057][ T1305]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   77.250060][ T1305]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.250065][ T1305]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   77.250068][ T1305]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   77.250071][ T1305]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.250074][ T1305]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   77.250078][ T1305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.250082][ T1305] RIP: 0033:0x7fedbc6b7312
[   77.250087][ T1305] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   77.250089][ T1305] RSP: 002b:00007ffc7cb3cbb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   77.250093][ T1305] RAX: ffffffffffffffda RBX: 00007ffc7cb3cce8 RCX: 00007fedbc6b7312
[   77.250095][ T1305] RDX: 0000000000000030 RSI: 00007fedb82fff30 RDI: 0000000000000023
[   77.250096][ T1305] RBP: 00007ffc7cb3cbe0 R08: 00007ffc7cb3cd60 R09: 000000000000000c
[   77.250098][ T1305] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedba51a190
[   77.250099][ T1305] R13: 00007ffc7cb3cce8 R14: 00007fedbbfd601a R15: 00007ffc7cb3d0d8
| [   78.528109][ T1346] softirqs last disabled at (383312): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   78.528111][ T1346] Preemption disabled at:
| [   78.528111][ T1346] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.528120][ T1346] Tainted: [W]=WARN
[   78.528121][ T1346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.528122][ T1346] Call Trace:
[   78.528124][ T1346]  <TASK>
[   78.528125][ T1346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.528139][ T1346]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.528140][ T1346]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.528145][ T1346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.528149][ T1346]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   78.528154][ T1346]  __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))
[   78.528156][ T1346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.528162][ T1346]  ? 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)
[   78.528164][ T1346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.528168][ T1346]  put_chars (drivers/char/virtio_console.c:1176)
[   78.528170][ T1346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.528173][ T1346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.528177][ T1346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   78.528181][ T1346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.528185][ T1346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.528187][ T1346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.528191][ T1346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.528195][ T1346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.528197][ T1346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.528201][ T1346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.528205][ T1346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.528207][ T1346]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   78.528210][ T1346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.528212][ T1346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.528216][ T1346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.528220][ T1346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.528222][ T1346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.528227][ T1346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.528230][ T1346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.528232][ T1346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.528233][ T1346]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   78.528237][ T1346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.528239][ T1346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.528242][ T1346]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.528245][ T1346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.528250][ T1346]  _printk (kernel/printk/printk.c:2504)
[   78.528253][ T1346]  ? snapshot_read.cold (user.c:?)
[   78.528256][ T1346]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   78.528259][ T1346]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   78.528263][ T1346]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   78.528265][ T1346]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   78.528268][ T1346]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   78.528272][ T1346]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   78.528275][ T1346]  ? netdev_notice (net/core/dev.c:13194)
[   78.528277][ T1346]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   78.528285][ T1346]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.528288][ T1346]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   78.528291][ T1346]  netif_set_promiscuity (net/core/dev.c:9699)
[   78.528295][ T1346]  dev_set_promiscuity (net/core/dev_api.c:288)
[   78.528297][ T1346]  ? dev_disable_lro (net/core/dev_api.c:267)
[   78.528299][ T1346] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   78.528304][ T1346] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   78.528309][ T1346] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   78.528313][ T1346]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   78.528318][ T1346] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   78.528324][ T1346]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   78.528327][ T1346]  ? __nla_validate_parse (lib/nlattr.c:635)
[   78.528333][ T1346]  ? __nla_parse (lib/nlattr.c:732)
[   78.528335][ T1346]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   78.528340][ T1346]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   78.528343][ T1346]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   78.528351][ T1346]  ? security_capable (security/security.c:660 (discriminator 11))
[   78.528356][ T1346]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   78.528359][ T1346]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   78.528365][ T1346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.528367][ T1346]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   78.528371][ T1346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.528377][ T1346]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   78.528380][ T1346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.528382][ T1346]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   78.528385][ T1346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.528392][ T1346]  ? 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))
[   78.528394][ T1346]  ? 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))
[   78.528398][ T1346]  genl_rcv (net/netlink/genetlink.c:1218)
[   78.528400][ T1346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.528405][ T1346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.528408][ T1346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.528412][ T1346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.528416][ T1346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.528417][ T1346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   78.528420][ T1346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   78.528425][ T1346]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   78.528428][ T1346]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   78.528432][ T1346]  __sys_sendto (net/socket.c:2281)
[   78.528435][ T1346]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   78.528446][ T1346]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   78.528452][ T1346]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   78.528454][ T1346]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.528458][ T1346]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   78.528460][ T1346]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   78.528462][ T1346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.528464][ T1346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.528467][ T1346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.528469][ T1346] RIP: 0033:0x7fd1d6b3b312
[   78.528472][ T1346] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   78.528474][ T1346] RSP: 002b:00007ffd7fd9bb08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   78.528476][ T1346] RAX: ffffffffffffffda RBX: 00007ffd7fd9bc38 RCX: 00007fd1d6b3b312
[   78.528478][ T1346] RDX: 0000000000000030 RSI: 00007fd1d275a630 RDI: 0000000000000023
[   78.528478][ T1346] RBP: 00007ffd7fd9bb30 R08: 00007ffd7fd9bcb0 R09: 000000000000000c
[   78.528479][ T1346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd1d499e270
[   78.528480][ T1346] R13: 00007ffd7fd9bc38 R14: 00007fd1d645a01a R15: 00007ffd7fd9c028
| [   84.568309][ T1499] softirqs last disabled at (23992): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   84.568311][ T1499] Preemption disabled at:
| [   84.568312][ T1499] vprintk_emit (kernel/printk/printk.c:2471)
| [   84.568320][ T1499] Tainted: [W]=WARN
[   84.568322][ T1499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.568323][ T1499] Call Trace:
[   84.568325][ T1499]  <TASK>
[   84.568326][ T1499]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   84.568332][ T1499]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   84.568334][ T1499]  __might_resched.cold (kernel/sched/core.c:9234)
[   84.568338][ T1499]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   84.568342][ T1499]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   84.568347][ T1499]  __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))
[   84.568349][ T1499]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.568355][ T1499]  ? 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)
[   84.568358][ T1499]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   84.568364][ T1499]  put_chars (drivers/char/virtio_console.c:1176)
[   84.568366][ T1499]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   84.568368][ T1499]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   84.568371][ T1499]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   84.568374][ T1499]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   84.568377][ T1499]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   84.568381][ T1499]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   84.568385][ T1499]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   84.568387][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568389][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568393][ T1499]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   84.568396][ T1499]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   84.568399][ T1499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.568401][ T1499]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.568405][ T1499]  console_emit_next_record (kernel/printk/printk.c:3183)
[   84.568409][ T1499]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   84.568410][ T1499]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   84.568414][ T1499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.568415][ T1499]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   84.568419][ T1499]  console_flush_one_record (kernel/printk/printk.c:3268)
[   84.568423][ T1499]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   84.568425][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568430][ T1499]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   84.568433][ T1499]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   84.568435][ T1499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.568437][ T1499]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   84.568440][ T1499]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   84.568442][ T1499]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   84.568445][ T1499]  vprintk_emit (kernel/printk/printk.c:2479)
[   84.568448][ T1499]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   84.568450][ T1499]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   84.568454][ T1499]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   84.568459][ T1499]  _printk (kernel/printk/printk.c:2504)
[   84.568462][ T1499]  ? snapshot_read.cold (user.c:?)
[   84.568466][ T1499]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   84.568470][ T1499]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   84.568474][ T1499]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   84.568477][ T1499]  ? netdev_notice (net/core/dev.c:13194)
[   84.568479][ T1499]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   84.568483][ T1499]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   84.568488][ T1499]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   84.568490][ T1499]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   84.568494][ T1499]  netif_set_promiscuity (net/core/dev.c:9699)
[   84.568497][ T1499]  dev_set_promiscuity (net/core/dev_api.c:288)
[   84.568499][ T1499]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.568502][ T1499] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   84.568510][ T1499] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   84.568514][ T1499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.568517][ T1499]  notifier_call_chain (kernel/notifier.c:85)
[   84.568522][ T1499]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   84.568527][ T1499]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   84.568535][ T1499]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   84.568536][ T1499]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   84.568538][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568540][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568542][ T1499]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   84.568563][ T1499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   84.568565][ T1499]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   84.568568][ T1499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   84.568570][ T1499]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   84.568572][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568577][ T1499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   84.568579][ T1499]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   84.568580][ T1499]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   84.568582][ T1499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   84.568586][ T1499]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   84.568588][ T1499]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   84.568591][ T1499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.568592][ T1499]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   84.568597][ T1499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   84.568599][ T1499]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   84.568602][ T1499]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   84.568605][ T1499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   84.568608][ T1499]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   84.568615][ T1499]  ? 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))
[   84.568617][ T1499]  ? 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))
[   84.568621][ T1499]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   84.568625][ T1499]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   84.568627][ T1499]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   84.568632][ T1499]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   84.568636][ T1499]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   84.568639][ T1499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   84.568641][ T1499]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   84.568647][ T1499]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   84.568650][ T1499]  ____sys_sendmsg (net/socket.c:2713)
[   84.568653][ T1499]  ? copy_msghdr_from_user (net/socket.c:2650)
[   84.568655][ T1499]  ? sock_write_iter (net/socket.c:1269)
[   84.568656][ T1499]  ? move_addr_to_kernel (net/socket.c:258)
[   84.568664][ T1499]  ___sys_sendmsg (net/socket.c:2767)
[   84.568667][ T1499]  ? copy_msghdr_from_user (net/socket.c:2619)
[   84.568682][ T1499]  __sys_sendmsg (net/socket.c:2799)
[   84.568685][ T1499]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   84.568692][ T1499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   84.568695][ T1499]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   84.568698][ T1499]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   84.568701][ T1499]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   84.568703][ T1499] RIP: 0033:0x7efca648154e
[   84.568706][ T1499] 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
[   84.568708][ T1499] RSP: 002b:00007ffd6df25850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   84.568711][ T1499] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efca648154e
[   84.568712][ T1499] RDX: 0000000000000000 RSI: 00007ffd6df25900 RDI: 0000000000000005
[   84.568713][ T1499] RBP: 00007ffd6df25860 R08: 0000000000000000 R09: 0000000000000000
[   84.568714][ T1499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed36
[   84.568715][ T1499] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6df25fc0
| [   87.646244][ T1558] softirqs last disabled at (382372): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   87.646246][ T1558] Preemption disabled at:
| [   87.646247][ T1558] vprintk_emit (kernel/printk/printk.c:2471)
| [   87.646255][ T1558] Tainted: [W]=WARN
[   87.646256][ T1558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.646258][ T1558] Call Trace:
[   87.646259][ T1558]  <TASK>
[   87.646261][ T1558]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.646267][ T1558]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   87.646268][ T1558]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.646273][ T1558]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.646277][ T1558]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   87.646282][ T1558]  __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))
[   87.646283][ T1558]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.646290][ T1558]  ? 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)
[   87.646292][ T1558]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.646296][ T1558]  put_chars (drivers/char/virtio_console.c:1176)
[   87.646298][ T1558]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.646300][ T1558]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   87.646303][ T1558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   87.646306][ T1558]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   87.646311][ T1558]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.646314][ T1558]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   87.646316][ T1558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.646318][ T1558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.646322][ T1558]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.646324][ T1558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   87.646328][ T1558]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.646332][ T1558]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.646336][ T1558]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.646338][ T1558]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   87.646341][ T1558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.646343][ T1558]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.646347][ T1558]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.646351][ T1558]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.646353][ T1558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.646358][ T1558]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.646364][ T1558]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.646366][ T1558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.646368][ T1558]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   87.646371][ T1558]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.646373][ T1558]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.646376][ T1558]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.646379][ T1558]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.646381][ T1558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.646383][ T1558]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   87.646387][ T1558]  _printk (kernel/printk/printk.c:2504)
[   87.646391][ T1558]  ? snapshot_read.cold (user.c:?)
[   87.646392][ T1558]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   87.646398][ T1558]  ? idr_get_free (??:?)
[   87.646402][ T1558]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   87.646411][ T1558]  ? nla_get_range_signed (lib/nlattr.c:270)
[   87.646416][ T1558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.646418][ T1558]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   87.646422][ T1558]  __nla_validate_parse (lib/nlattr.c:635)
[   87.646427][ T1558]  __nla_parse (lib/nlattr.c:732)
[   87.646429][ T1558]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   87.646434][ T1558]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   87.646437][ T1558]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   87.646445][ T1558]  ? security_capable (security/security.c:660 (discriminator 11))
[   87.646449][ T1558]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   87.646453][ T1558]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   87.646455][ T1558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   87.646458][ T1558]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   87.646466][ T1558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.646471][ T1558]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   87.646475][ T1558]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.646476][ T1558]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   87.646480][ T1558]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.646486][ T1558]  ? 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))
[   87.646488][ T1558]  ? 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))
[   87.646492][ T1558]  genl_rcv (net/netlink/genetlink.c:1218)
[   87.646494][ T1558]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.646498][ T1558]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.646502][ T1558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   87.646505][ T1558]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.646509][ T1558]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.646511][ T1558]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   87.646513][ T1558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   87.646518][ T1558]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   87.646521][ T1558]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   87.646524][ T1558]  __sys_sendto (net/socket.c:2281)
[   87.646527][ T1558]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   87.646537][ T1558]  ? fput_close_sync (fs/file_table.c:617)
[   87.646541][ T1558]  ? alloc_file_clone (fs/file_table.c:479)
[   87.646545][ T1558]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   87.646547][ T1558]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.646551][ T1558]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   87.646553][ T1558]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   87.646555][ T1558]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.646557][ T1558]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.646560][ T1558]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.646562][ T1558] RIP: 0033:0x7f753778a312
[   87.646565][ T1558] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   87.646567][ T1558] RSP: 002b:00007ffce8742208 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   87.646570][ T1558] RAX: ffffffffffffffda RBX: 00007ffce8742338 RCX: 00007f753778a312
[   87.646571][ T1558] RDX: 0000000000000040 RSI: 00007f7534356e70 RDI: 0000000000000020
[   87.646572][ T1558] RBP: 00007ffce8742230 R08: 00007ffce87423b0 R09: 000000000000000c
[   87.646573][ T1558] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f75355ea0b0
[   87.646574][ T1558] R13: 00007ffce8742338 R14: 00007f75370a901a R15: 00007ffce8742728
| [   89.720197][ T1629] softirqs last disabled at (373304): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   89.720199][ T1629] Preemption disabled at:
| [   89.720200][ T1629] vprintk_emit (kernel/printk/printk.c:2471)
| [   89.720209][ T1629] Tainted: [W]=WARN
[   89.720210][ T1629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.720211][ T1629] Call Trace:
[   89.720213][ T1629]  <TASK>
[   89.720214][ T1629]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.720221][ T1629]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   89.720222][ T1629]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.720227][ T1629]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.720232][ T1629]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   89.720236][ T1629]  __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))
[   89.720238][ T1629]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.720244][ T1629]  ? 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)
[   89.720247][ T1629]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.720251][ T1629]  put_chars (drivers/char/virtio_console.c:1176)
[   89.720253][ T1629]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.720256][ T1629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   89.720259][ T1629]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   89.720264][ T1629]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.720268][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   89.720270][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   89.720274][ T1629]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.720278][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.720280][ T1629]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.720284][ T1629]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.720288][ T1629]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.720290][ T1629]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   89.720293][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.720295][ T1629]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.720299][ T1629]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.720304][ T1629]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.720305][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   89.720311][ T1629]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.720314][ T1629]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.720315][ T1629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.720317][ T1629]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   89.720321][ T1629]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.720323][ T1629]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.720325][ T1629]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.720328][ T1629]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.720334][ T1629]  _printk (kernel/printk/printk.c:2504)
[   89.720337][ T1629]  ? snapshot_read.cold (user.c:?)
[   89.720340][ T1629]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   89.720343][ T1629]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   89.720347][ T1629]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   89.720349][ T1629]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   89.720353][ T1629]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   89.720357][ T1629]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   89.720359][ T1629]  ? netdev_notice (net/core/dev.c:13194)
[   89.720364][ T1629]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   89.720373][ T1629]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   89.720376][ T1629]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   89.720379][ T1629]  netif_set_promiscuity (net/core/dev.c:9699)
[   89.720383][ T1629]  dev_set_promiscuity (net/core/dev_api.c:288)
[   89.720385][ T1629]  ? dev_disable_lro (net/core/dev_api.c:267)
[   89.720387][ T1629] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   89.720392][ T1629] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   89.720397][ T1629] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   89.720402][ T1629]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   89.720406][ T1629] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   89.720412][ T1629]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   89.720415][ T1629]  ? __nla_validate_parse (lib/nlattr.c:635)
[   89.720422][ T1629]  ? __nla_parse (lib/nlattr.c:732)
[   89.720424][ T1629]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   89.720429][ T1629]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   89.720432][ T1629]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   89.720440][ T1629]  ? security_capable (security/security.c:660 (discriminator 11))
[   89.720445][ T1629]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   89.720449][ T1629]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   89.720451][ T1629]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   89.720453][ T1629]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   89.720457][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   89.720463][ T1629]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   89.720466][ T1629]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.720468][ T1629]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   89.720471][ T1629]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.720479][ T1629]  ? 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))
[   89.720481][ T1629]  ? 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))
[   89.720485][ T1629]  genl_rcv (net/netlink/genetlink.c:1218)
[   89.720487][ T1629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.720491][ T1629]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.720495][ T1629]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   89.720498][ T1629]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.720502][ T1629]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   89.720504][ T1629]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   89.720507][ T1629]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   89.720512][ T1629]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   89.720515][ T1629]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   89.720519][ T1629]  __sys_sendto (net/socket.c:2281)
[   89.720522][ T1629]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   89.720533][ T1629]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   89.720539][ T1629]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   89.720541][ T1629]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.720545][ T1629]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   89.720547][ T1629]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   89.720550][ T1629]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.720551][ T1629]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.720554][ T1629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.720556][ T1629] RIP: 0033:0x7f8d64ca9312
[   89.720560][ T1629] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   89.720561][ T1629] RSP: 002b:00007ffda491bf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   89.720564][ T1629] RAX: ffffffffffffffda RBX: 00007ffda491c048 RCX: 00007f8d64ca9312
[   89.720565][ T1629] RDX: 0000000000000034 RSI: 00007f8d60909ef0 RDI: 0000000000000023
[   89.720566][ T1629] RBP: 00007ffda491bf40 R08: 00007ffda491c0c0 R09: 000000000000000c
[   89.720567][ T1629] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d62b02190
[   89.720568][ T1629] R13: 00007ffda491c048 R14: 00007f8d645c801a R15: 00007ffda491c438
| [   90.895157][ T1667] softirqs last disabled at (392896): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   90.895159][ T1667] Preemption disabled at:
| [   90.895159][ T1667] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.895167][ T1667] Tainted: [W]=WARN
[   90.895168][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.895170][ T1667] Call Trace:
[   90.895177][ T1667]  <TASK>
[   90.895178][ T1667]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.895184][ T1667]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.895186][ T1667]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.895191][ T1667]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.895195][ T1667]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   90.895200][ T1667]  __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))
[   90.895202][ T1667]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.895208][ T1667]  ? 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)
[   90.895211][ T1667]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.895215][ T1667]  put_chars (drivers/char/virtio_console.c:1176)
[   90.895217][ T1667]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.895220][ T1667]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.895223][ T1667]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   90.895228][ T1667]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.895232][ T1667]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.895234][ T1667]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.895238][ T1667]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.895242][ T1667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.895244][ T1667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.895248][ T1667]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.895252][ T1667]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.895254][ T1667]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   90.895257][ T1667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.895259][ T1667]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.895263][ T1667]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.895267][ T1667]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.895269][ T1667]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.895274][ T1667]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.895277][ T1667]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.895279][ T1667]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.895281][ T1667]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   90.895285][ T1667]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.895287][ T1667]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.895289][ T1667]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.895293][ T1667]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.895298][ T1667]  _printk (kernel/printk/printk.c:2504)
[   90.895302][ T1667]  ? snapshot_read.cold (user.c:?)
[   90.895304][ T1667]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   90.895308][ T1667]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   90.895311][ T1667]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   90.895313][ T1667]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.895317][ T1667]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.895321][ T1667]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.895324][ T1667]  ? netdev_notice (net/core/dev.c:13194)
[   90.895326][ T1667]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   90.895335][ T1667]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   90.895337][ T1667]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   90.895341][ T1667]  netif_set_promiscuity (net/core/dev.c:9699)
[   90.895345][ T1667]  dev_set_promiscuity (net/core/dev_api.c:288)
[   90.895347][ T1667]  ? dev_disable_lro (net/core/dev_api.c:267)
[   90.895349][ T1667] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   90.895354][ T1667] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   90.895359][ T1667] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   90.895366][ T1667]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   90.895371][ T1667] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   90.895377][ T1667]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   90.895380][ T1667]  ? __nla_validate_parse (lib/nlattr.c:635)
[   90.895386][ T1667]  ? __nla_parse (lib/nlattr.c:732)
[   90.895389][ T1667]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   90.895393][ T1667]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   90.895397][ T1667]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   90.895405][ T1667]  ? security_capable (security/security.c:660 (discriminator 11))
[   90.895409][ T1667]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   90.895413][ T1667]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   90.895416][ T1667]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.895418][ T1667]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   90.895422][ T1667]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.895427][ T1667]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   90.895431][ T1667]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.895433][ T1667]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   90.895436][ T1667]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.895443][ T1667]  ? 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))
[   90.895446][ T1667]  ? 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))
[   90.895450][ T1667]  genl_rcv (net/netlink/genetlink.c:1218)
[   90.895452][ T1667]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.895456][ T1667]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.895460][ T1667]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.895463][ T1667]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.895467][ T1667]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.895469][ T1667]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   90.895472][ T1667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   90.895477][ T1667]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   90.895480][ T1667]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   90.895484][ T1667]  __sys_sendto (net/socket.c:2281)
[   90.895487][ T1667]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   90.895498][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   90.895504][ T1667]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   90.895506][ T1667]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   90.895510][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   90.895512][ T1667]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   90.895514][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.895516][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.895519][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.895521][ T1667] RIP: 0033:0x7fc659a5a312
[   90.895524][ T1667] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   90.895526][ T1667] RSP: 002b:00007fff5239b5c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   90.895529][ T1667] RAX: ffffffffffffffda RBX: 00007fff5239b6f8 RCX: 00007fc659a5a312
[   90.895530][ T1667] RDX: 0000000000000034 RSI: 00007fc6556a32f0 RDI: 0000000000000023
[   90.895531][ T1667] RBP: 00007fff5239b5f0 R08: 00007fff5239b770 R09: 000000000000000c
[   90.895532][ T1667] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc6578ba270
[   90.895532][ T1667] R13: 00007fff5239b6f8 R14: 00007fc65937901a R15: 00007fff5239bae8
| [   92.274149][ T1699] softirqs last disabled at (390096): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   92.274151][ T1699] Preemption disabled at:
| [   92.274151][ T1699] vprintk_emit (kernel/printk/printk.c:2471)
| [   92.274159][ T1699] Tainted: [W]=WARN
[   92.274160][ T1699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.274162][ T1699] Call Trace:
[   92.274164][ T1699]  <TASK>
[   92.274165][ T1699]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   92.274171][ T1699]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   92.274173][ T1699]  __might_resched.cold (kernel/sched/core.c:9234)
[   92.274184][ T1699]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   92.274188][ T1699]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   92.274192][ T1699]  __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))
[   92.274194][ T1699]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.274201][ T1699]  ? 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)
[   92.274203][ T1699]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.274207][ T1699]  put_chars (drivers/char/virtio_console.c:1176)
[   92.274209][ T1699]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   92.274211][ T1699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   92.274214][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   92.274220][ T1699]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   92.274227][ T1699]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   92.274230][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.274232][ T1699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.274236][ T1699]  console_emit_next_record (kernel/printk/printk.c:3183)
[   92.274240][ T1699]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   92.274242][ T1699]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   92.274245][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.274246][ T1699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.274250][ T1699]  console_flush_one_record (kernel/printk/printk.c:3268)
[   92.274255][ T1699]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   92.274256][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.274262][ T1699]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   92.274264][ T1699]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   92.274266][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.274268][ T1699]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   92.274272][ T1699]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   92.274273][ T1699]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   92.274276][ T1699]  vprintk_emit (kernel/printk/printk.c:2479)
[   92.274279][ T1699]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   92.274281][ T1699]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   92.274285][ T1699]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   92.274290][ T1699]  _printk (kernel/printk/printk.c:2504)
[   92.274294][ T1699]  ? snapshot_read.cold (user.c:?)
[   92.274298][ T1699]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   92.274302][ T1699]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   92.274306][ T1699]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   92.274309][ T1699]  ? netdev_notice (net/core/dev.c:13194)
[   92.274310][ T1699]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   92.274315][ T1699]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   92.274320][ T1699]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   92.274323][ T1699]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   92.274326][ T1699]  netif_set_promiscuity (net/core/dev.c:9699)
[   92.274330][ T1699]  dev_set_promiscuity (net/core/dev_api.c:288)
[   92.274332][ T1699]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.274336][ T1699] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   92.274339][ T1699]  ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch
[   92.274343][ T1699] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch
[   92.274347][ T1699] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch
[   92.274355][ T1699]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   92.274358][ T1699]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   92.274370][ T1699]  ? security_capable (security/security.c:660 (discriminator 11))
[   92.274374][ T1699]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   92.274378][ T1699]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   92.274381][ T1699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.274384][ T1699]  ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch
[   92.274388][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.274393][ T1699]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   92.274397][ T1699]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.274399][ T1699]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   92.274402][ T1699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.274409][ T1699]  ? 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))
[   92.274411][ T1699]  ? 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))
[   92.274415][ T1699]  genl_rcv (net/netlink/genetlink.c:1218)
[   92.274417][ T1699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.274421][ T1699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.274425][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.274428][ T1699]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.274432][ T1699]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   92.274434][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   92.274437][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   92.274442][ T1699]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   92.274444][ T1699]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   92.274448][ T1699]  __sys_sendto (net/socket.c:2281)
[   92.274451][ T1699]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   92.274462][ T1699]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   92.274468][ T1699]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   92.274470][ T1699]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.274474][ T1699]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   92.274475][ T1699]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   92.274478][ T1699]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.274480][ T1699]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   92.274482][ T1699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.274484][ T1699] RIP: 0033:0x7fbfc39a7312
[   92.274488][ T1699] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   92.274490][ T1699] RSP: 002b:00007ffc67693588 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   92.274492][ T1699] RAX: ffffffffffffffda RBX: 00007ffc676936b8 RCX: 00007fbfc39a7312
[   92.274493][ T1699] RDX: 0000000000000024 RSI: 00007fbfc16e87b0 RDI: 0000000000000023
[   92.274494][ T1699] RBP: 00007ffc676935b0 R08: 00007ffc67693730 R09: 000000000000000c
[   92.274495][ T1699] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbfc180a270
[   92.274496][ T1699] R13: 00007ffc676936b8 R14: 00007fbfc32c601a R15: 00007ffc67693aa8
| [   93.747892][ T1735] softirqs last disabled at (400448): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   93.747894][ T1735] Preemption disabled at:
| [   93.747895][ T1735] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.747903][ T1735] Tainted: [W]=WARN
[   93.747904][ T1735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.747905][ T1735] Call Trace:
[   93.747907][ T1735]  <TASK>
[   93.747908][ T1735]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.747914][ T1735]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.747915][ T1735]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.747920][ T1735]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.747924][ T1735]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   93.747929][ T1735]  __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))
[   93.747931][ T1735]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.747937][ T1735]  ? 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)
[   93.747939][ T1735]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.747943][ T1735]  put_chars (drivers/char/virtio_console.c:1176)
[   93.747945][ T1735]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.747947][ T1735]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   93.747950][ T1735]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   93.747956][ T1735]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.747963][ T1735]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.747966][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.747968][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.747971][ T1735]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.747975][ T1735]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.747977][ T1735]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   93.747980][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.747982][ T1735]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.747986][ T1735]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.747990][ T1735]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.747991][ T1735]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.747997][ T1735]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.747999][ T1735]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.748001][ T1735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.748003][ T1735]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   93.748006][ T1735]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.748008][ T1735]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.748011][ T1735]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.748014][ T1735]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.748016][ T1735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   93.748020][ T1735]  _printk (kernel/printk/printk.c:2504)
[   93.748024][ T1735]  ? snapshot_read.cold (user.c:?)
[   93.748025][ T1735]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   93.748031][ T1735]  ? idr_get_free (??:?)
[   93.748034][ T1735]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[   93.748043][ T1735] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[   93.748051][ T1735]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[   93.748055][ T1735]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.748058][ T1735]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[   93.748060][ T1735]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   93.748062][ T1735]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   93.748064][ T1735]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.748066][ T1735]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.748067][ T1735]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   93.748070][ T1735]  ? __sys_sendto (net/socket.c:2281)
[   93.748072][ T1735]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   93.748091][ T1735]  ? __nla_parse (lib/nlattr.c:732)
[   93.748095][ T1735]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   93.748099][ T1735]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   93.748103][ T1735]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   93.748110][ T1735]  ? security_capable (security/security.c:660 (discriminator 11))
[   93.748114][ T1735]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   93.748118][ T1735]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   93.748120][ T1735]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.748123][ T1735]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[   93.748127][ T1735]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.748133][ T1735]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   93.748136][ T1735]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.748138][ T1735]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   93.748141][ T1735]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.748148][ T1735]  ? 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))
[   93.748150][ T1735]  ? 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))
[   93.748154][ T1735]  genl_rcv (net/netlink/genetlink.c:1218)
[   93.748156][ T1735]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.748160][ T1735]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.748163][ T1735]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.748166][ T1735]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.748170][ T1735]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.748172][ T1735]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   93.748175][ T1735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   93.748179][ T1735]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   93.748186][ T1735]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   93.748190][ T1735]  __sys_sendto (net/socket.c:2281)
[   93.748193][ T1735]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   93.748203][ T1735]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   93.748209][ T1735]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   93.748211][ T1735]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   93.748215][ T1735]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   93.748216][ T1735]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   93.748219][ T1735]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.748221][ T1735]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.748223][ T1735]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.748225][ T1735] RIP: 0033:0x7ff28beb8312
[   93.748229][ T1735] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   93.748230][ T1735] RSP: 002b:00007ffe0c89f6c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   93.748233][ T1735] RAX: ffffffffffffffda RBX: 00007ffe0c89f7f8 RCX: 00007ff28beb8312
[   93.748234][ T1735] RDX: 00000000000000e4 RSI: 00007ff28824d110 RDI: 0000000000000026
[   93.748235][ T1735] RBP: 00007ffe0c89f6f0 R08: 00007ffe0c89f870 R09: 000000000000000c
[   93.748236][ T1735] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff289d222e0
[   93.748237][ T1735] R13: 00007ffe0c89f7f8 R14: 00007ff28b7d701a R15: 00007ffe0c89fbe8
| [   94.909305][ T1783] softirqs last disabled at (18718): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   94.909307][ T1783] Preemption disabled at:
| [   94.909308][ T1783] vprintk_emit (kernel/printk/printk.c:2471)
| [   94.909316][ T1783] Tainted: [W]=WARN
[   94.909318][ T1783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.909319][ T1783] Call Trace:
[   94.909321][ T1783]  <TASK>
[   94.909322][ T1783]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   94.909328][ T1783]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   94.909330][ T1783]  __might_resched.cold (kernel/sched/core.c:9234)
[   94.909334][ T1783]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   94.909338][ T1783]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   94.909343][ T1783]  __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))
[   94.909345][ T1783]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.909351][ T1783]  ? 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)
[   94.909353][ T1783]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.909357][ T1783]  put_chars (drivers/char/virtio_console.c:1176)
[   94.909359][ T1783]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   94.909361][ T1783]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   94.909366][ T1783]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   94.909369][ T1783]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.909372][ T1783]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   94.909376][ T1783]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   94.909380][ T1783]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   94.909381][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909383][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909387][ T1783]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   94.909389][ T1783]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   94.909393][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.909395][ T1783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.909399][ T1783]  console_emit_next_record (kernel/printk/printk.c:3183)
[   94.909402][ T1783]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   94.909404][ T1783]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   94.909407][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.909409][ T1783]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.909413][ T1783]  console_flush_one_record (kernel/printk/printk.c:3268)
[   94.909417][ T1783]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   94.909419][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909424][ T1783]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   94.909427][ T1783]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   94.909428][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.909430][ T1783]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   94.909433][ T1783]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   94.909435][ T1783]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   94.909438][ T1783]  vprintk_emit (kernel/printk/printk.c:2479)
[   94.909441][ T1783]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   94.909443][ T1783]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   94.909448][ T1783]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   94.909452][ T1783]  _printk (kernel/printk/printk.c:2504)
[   94.909456][ T1783]  ? snapshot_read.cold (user.c:?)
[   94.909460][ T1783]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   94.909464][ T1783]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   94.909467][ T1783]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   94.909470][ T1783]  ? netdev_notice (net/core/dev.c:13194)
[   94.909472][ T1783]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   94.909476][ T1783]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   94.909481][ T1783]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   94.909484][ T1783]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   94.909487][ T1783]  netif_set_promiscuity (net/core/dev.c:9699)
[   94.909491][ T1783]  dev_set_promiscuity (net/core/dev_api.c:288)
[   94.909493][ T1783]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   94.909495][ T1783] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   94.909503][ T1783] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   94.909508][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.909510][ T1783]  notifier_call_chain (kernel/notifier.c:85)
[   94.909516][ T1783]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   94.909521][ T1783]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   94.909528][ T1783]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   94.909529][ T1783]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   94.909531][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909533][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909535][ T1783]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   94.909555][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   94.909557][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   94.909560][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   94.909562][ T1783]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   94.909564][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909569][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   94.909571][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   94.909573][ T1783]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   94.909575][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   94.909579][ T1783]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   94.909581][ T1783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.909584][ T1783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.909585][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   94.909589][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   94.909591][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   94.909594][ T1783]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   94.909598][ T1783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.909601][ T1783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.909607][ T1783]  ? 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))
[   94.909609][ T1783]  ? 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))
[   94.909613][ T1783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.909617][ T1783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.909619][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   94.909623][ T1783]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.909627][ T1783]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   94.909631][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   94.909633][ T1783]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   94.909638][ T1783]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   94.909642][ T1783]  ____sys_sendmsg (net/socket.c:2713)
[   94.909644][ T1783]  ? copy_msghdr_from_user (net/socket.c:2650)
[   94.909647][ T1783]  ? sock_write_iter (net/socket.c:1269)
[   94.909648][ T1783]  ? move_addr_to_kernel (net/socket.c:258)
[   94.909655][ T1783]  ___sys_sendmsg (net/socket.c:2767)
[   94.909658][ T1783]  ? copy_msghdr_from_user (net/socket.c:2619)
[   94.909673][ T1783]  __sys_sendmsg (net/socket.c:2799)
[   94.909676][ T1783]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   94.909682][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.909685][ T1783]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.909688][ T1783]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   94.909691][ T1783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.909693][ T1783] RIP: 0033:0x7f0be276d54e
[   94.909697][ T1783] 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
[   94.909698][ T1783] RSP: 002b:00007ffe9e15c4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.909701][ T1783] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0be276d54e
[   94.909702][ T1783] RDX: 0000000000000000 RSI: 00007ffe9e15c560 RDI: 0000000000000005
[   94.909703][ T1783] RBP: 00007ffe9e15c4c0 R08: 0000000000000000 R09: 0000000000000000
[   94.909704][ T1783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed41
[   94.909705][ T1783] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9e15cc20
| [   98.404907][ T1850] softirqs last disabled at (386344): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   98.404909][ T1850] Preemption disabled at:
| [   98.404909][ T1850] vprintk_emit (kernel/printk/printk.c:2471)
| [   98.404918][ T1850] Tainted: [W]=WARN
[   98.404919][ T1850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.404921][ T1850] Call Trace:
[   98.404922][ T1850]  <TASK>
[   98.404924][ T1850]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   98.404930][ T1850]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   98.404932][ T1850]  __might_resched.cold (kernel/sched/core.c:9234)
[   98.404937][ T1850]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   98.404941][ T1850]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   98.404946][ T1850]  __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))
[   98.404947][ T1850]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.404954][ T1850]  ? 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)
[   98.404957][ T1850]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.404960][ T1850]  put_chars (drivers/char/virtio_console.c:1176)
[   98.404963][ T1850]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   98.404969][ T1850]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   98.404977][ T1850]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   98.404980][ T1850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.404984][ T1850]  console_emit_next_record (kernel/printk/printk.c:3183)
[   98.404988][ T1850]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   98.404990][ T1850]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   98.404994][ T1850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.404996][ T1850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.405000][ T1850]  console_flush_one_record (kernel/printk/printk.c:3268)
[   98.405004][ T1850]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   98.405006][ T1850]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.405011][ T1850]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   98.405014][ T1850]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   98.405016][ T1850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.405018][ T1850]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   98.405022][ T1850]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   98.405024][ T1850]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   98.405026][ T1850]  vprintk_emit (kernel/printk/printk.c:2479)
[   98.405030][ T1850]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   98.405031][ T1850]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   98.405033][ T1850]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   98.405036][ T1850]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   98.405038][ T1850]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[   98.405043][ T1850]  _printk (kernel/printk/printk.c:2504)
[   98.405046][ T1850]  ? snapshot_read.cold (user.c:?)
[   98.405050][ T1850]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   98.405054][ T1850]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   98.405058][ T1850]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   98.405061][ T1850]  ? netdev_notice (net/core/dev.c:13194)
[   98.405064][ T1850]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   98.405067][ T1850]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[   98.405072][ T1850]  ? register_netdevice (net/core/dev.c:11556)
[   98.405075][ T1850]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   98.405077][ T1850]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   98.405079][ T1850]  ? unregister_netdev (net/core/dev.c:12699)
[   98.405081][ T1850]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[   98.405084][ T1850]  netif_set_promiscuity (net/core/dev.c:9699)
[   98.405088][ T1850]  dev_set_promiscuity (net/core/dev_api.c:288)
[   98.405091][ T1850] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[   98.405096][ T1850] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   98.405101][ T1850] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   98.405106][ T1850] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[   98.405113][ T1850]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   98.405117][ T1850]  ? __nla_validate_parse (lib/nlattr.c:635)
[   98.405123][ T1850]  ? __nla_parse (lib/nlattr.c:732)
[   98.405125][ T1850]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   98.405130][ T1850]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   98.405133][ T1850]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   98.405142][ T1850]  ? security_capable (security/security.c:660 (discriminator 11))
[   98.405146][ T1850]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   98.405149][ T1850]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   98.405152][ T1850]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.405155][ T1850]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   98.405159][ T1850]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.405164][ T1850]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   98.405168][ T1850]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.405170][ T1850]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   98.405173][ T1850]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.405180][ T1850]  ? 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))
[   98.405182][ T1850]  ? 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))
[   98.405186][ T1850]  genl_rcv (net/netlink/genetlink.c:1218)
[   98.405188][ T1850]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.405192][ T1850]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.405196][ T1850]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   98.405204][ T1850]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.405208][ T1850]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   98.405210][ T1850]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   98.405213][ T1850]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   98.405218][ T1850]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   98.405221][ T1850]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   98.405225][ T1850]  __sys_sendto (net/socket.c:2281)
[   98.405228][ T1850]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   98.405233][ T1850]  ? do_futex (kernel/futex/syscalls.c:138)
[   98.405237][ T1850]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[   98.405244][ T1850]  ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1))
[   98.405247][ T1850]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   98.405250][ T1850]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   98.405253][ T1850]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   98.405256][ T1850]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   98.405258][ T1850]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.405260][ T1850]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   98.405263][ T1850]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.405265][ T1850] RIP: 0033:0x7fe824f52312
[   98.405268][ T1850] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   98.405270][ T1850] RSP: 002b:00007ffd6a1d3ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   98.405273][ T1850] RAX: ffffffffffffffda RBX: 00007ffd6a1d3be8 RCX: 00007fe824f52312
[   98.405275][ T1850] RDX: 0000000000000030 RSI: 00007fe822c7b070 RDI: 0000000000000020
[   98.405275][ T1850] RBP: 00007ffd6a1d3ae0 R08: 00007ffd6a1d3c60 R09: 000000000000000c
[   98.405276][ T1850] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe822db20b0
[   98.405277][ T1850] R13: 00007ffd6a1d3be8 R14: 00007fe82487101a R15: 00007ffd6a1d3fd8
| [   99.777559][ T1898] softirqs last disabled at (394236): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   99.777561][ T1898] Preemption disabled at:
| [   99.777562][ T1898] vprintk_emit (kernel/printk/printk.c:2471)
| [   99.777571][ T1898] Tainted: [W]=WARN
[   99.777572][ T1898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.777574][ T1898] Call Trace:
[   99.777576][ T1898]  <TASK>
[   99.777577][ T1898]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   99.777583][ T1898]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   99.777585][ T1898]  __might_resched.cold (kernel/sched/core.c:9234)
[   99.777589][ T1898]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   99.777593][ T1898]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   99.777598][ T1898]  __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))
[   99.777600][ T1898]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.777606][ T1898]  ? 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)
[   99.777609][ T1898]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.777612][ T1898]  put_chars (drivers/char/virtio_console.c:1176)
[   99.777615][ T1898]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   99.777618][ T1898]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   99.777621][ T1898]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   99.777626][ T1898]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   99.777630][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.777631][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.777636][ T1898]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   99.777639][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.777642][ T1898]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.777646][ T1898]  console_emit_next_record (kernel/printk/printk.c:3183)
[   99.777650][ T1898]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   99.777652][ T1898]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   99.777655][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.777657][ T1898]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.777661][ T1898]  console_flush_one_record (kernel/printk/printk.c:3268)
[   99.777665][ T1898]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   99.777667][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.777673][ T1898]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   99.777675][ T1898]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   99.777677][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.777679][ T1898]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   99.777683][ T1898]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   99.777684][ T1898]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   99.777687][ T1898]  vprintk_emit (kernel/printk/printk.c:2479)
[   99.777690][ T1898]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   99.777696][ T1898]  _printk (kernel/printk/printk.c:2504)
[   99.777699][ T1898]  ? snapshot_read.cold (user.c:?)
[   99.777702][ T1898]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   99.777705][ T1898]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   99.777709][ T1898]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   99.777711][ T1898]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   99.777715][ T1898]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   99.777718][ T1898]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   99.777721][ T1898]  ? netdev_notice (net/core/dev.c:13194)
[   99.777723][ T1898]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   99.777732][ T1898]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.777734][ T1898]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   99.777738][ T1898]  netif_set_promiscuity (net/core/dev.c:9699)
[   99.777742][ T1898]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.777743][ T1898]  ? dev_disable_lro (net/core/dev_api.c:267)
[   99.777746][ T1898] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   99.777751][ T1898] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   99.777756][ T1898] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   99.777760][ T1898]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   99.777764][ T1898] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   99.777770][ T1898]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   99.777773][ T1898]  ? __nla_validate_parse (lib/nlattr.c:635)
[   99.777779][ T1898]  ? __nla_parse (lib/nlattr.c:732)
[   99.777781][ T1898]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   99.777786][ T1898]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   99.777790][ T1898]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   99.777798][ T1898]  ? security_capable (security/security.c:660 (discriminator 11))
[   99.777802][ T1898]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   99.777806][ T1898]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   99.777808][ T1898]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   99.777810][ T1898]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   99.777814][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.777820][ T1898]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   99.777823][ T1898]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   99.777825][ T1898]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   99.777828][ T1898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   99.777836][ T1898]  ? 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))
[   99.777838][ T1898]  ? 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))
[   99.777842][ T1898]  genl_rcv (net/netlink/genetlink.c:1218)
[   99.777844][ T1898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   99.777848][ T1898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   99.777852][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.777855][ T1898]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   99.777859][ T1898]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   99.777861][ T1898]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.777864][ T1898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   99.777868][ T1898]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   99.777871][ T1898]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   99.777875][ T1898]  __sys_sendto (net/socket.c:2281)
[   99.777878][ T1898]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   99.777889][ T1898]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   99.777895][ T1898]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   99.777897][ T1898]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.777901][ T1898]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   99.777902][ T1898]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   99.777905][ T1898]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   99.777907][ T1898]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   99.777909][ T1898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   99.777911][ T1898] RIP: 0033:0x7feebb0c4312
[   99.777915][ T1898] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   99.777916][ T1898] RSP: 002b:00007ffe2e0b9678 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   99.777919][ T1898] RAX: ffffffffffffffda RBX: 00007ffe2e0b97a8 RCX: 00007feebb0c4312
[   99.777920][ T1898] RDX: 0000000000000034 RSI: 00007feeb83486f0 RDI: 0000000000000023
[   99.777921][ T1898] RBP: 00007ffe2e0b96a0 R08: 00007ffe2e0b9820 R09: 000000000000000c
[   99.777922][ T1898] R10: 0000000000000000 R11: 0000000000000246 R12: 00007feeb8f2e190
[   99.777923][ T1898] R13: 00007ffe2e0b97a8 R14: 00007feeba9e301a R15: 00007ffe2e0b9b98
| [  102.595115][ T1929] softirqs last disabled at (38943): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  102.595118][ T1929] Preemption disabled at:
| [  102.595118][ T1929] vprintk_emit (kernel/printk/printk.c:2471)
| [  102.595127][ T1929] Tainted: [W]=WARN
[  102.595128][ T1929] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.595129][ T1929] Call Trace:
[  102.595131][ T1929]  <TASK>
[  102.595132][ T1929]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  102.595138][ T1929]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  102.595140][ T1929]  __might_resched.cold (kernel/sched/core.c:9234)
[  102.595145][ T1929]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  102.595149][ T1929]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  102.595153][ T1929]  __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))
[  102.595155][ T1929]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.595162][ T1929]  ? 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)
[  102.595164][ T1929]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.595168][ T1929]  put_chars (drivers/char/virtio_console.c:1176)
[  102.595169][ T1929]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  102.595172][ T1929]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  102.595175][ T1929]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  102.595178][ T1929]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.595180][ T1929]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  102.595184][ T1929]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  102.595188][ T1929]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  102.595190][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595192][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595196][ T1929]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  102.595198][ T1929]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  102.595202][ T1929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.595203][ T1929]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.595207][ T1929]  console_emit_next_record (kernel/printk/printk.c:3183)
[  102.595211][ T1929]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  102.595218][ T1929]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  102.595221][ T1929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.595222][ T1929]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.595226][ T1929]  console_flush_one_record (kernel/printk/printk.c:3268)
[  102.595230][ T1929]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  102.595232][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595237][ T1929]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  102.595240][ T1929]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  102.595242][ T1929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.595244][ T1929]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  102.595247][ T1929]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  102.595249][ T1929]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  102.595252][ T1929]  vprintk_emit (kernel/printk/printk.c:2479)
[  102.595255][ T1929]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  102.595257][ T1929]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[  102.595261][ T1929]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  102.595266][ T1929]  _printk (kernel/printk/printk.c:2504)
[  102.595269][ T1929]  ? snapshot_read.cold (user.c:?)
[  102.595273][ T1929]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  102.595277][ T1929]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  102.595281][ T1929]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  102.595284][ T1929]  ? netdev_notice (net/core/dev.c:13194)
[  102.595285][ T1929]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  102.595290][ T1929]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  102.595295][ T1929]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  102.595297][ T1929]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  102.595301][ T1929]  netif_set_promiscuity (net/core/dev.c:9699)
[  102.595305][ T1929]  dev_set_promiscuity (net/core/dev_api.c:288)
[  102.595307][ T1929]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  102.595310][ T1929] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  102.595318][ T1929] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  102.595322][ T1929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.595325][ T1929]  notifier_call_chain (kernel/notifier.c:85)
[  102.595330][ T1929]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  102.595335][ T1929]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  102.595342][ T1929]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  102.595344][ T1929]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  102.595346][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595347][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595349][ T1929]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  102.595371][ T1929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  102.595373][ T1929]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  102.595376][ T1929]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  102.595378][ T1929]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  102.595380][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595385][ T1929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  102.595386][ T1929]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  102.595388][ T1929]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  102.595390][ T1929]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  102.595394][ T1929]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  102.595396][ T1929]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.595399][ T1929]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.595401][ T1929]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  102.595405][ T1929]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  102.595407][ T1929]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  102.595410][ T1929]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.595413][ T1929]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.595416][ T1929]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.595422][ T1929]  ? 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))
[  102.595424][ T1929]  ? 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))
[  102.595429][ T1929]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.595432][ T1929]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.595435][ T1929]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  102.595439][ T1929]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.595443][ T1929]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  102.595447][ T1929]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  102.595448][ T1929]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  102.595453][ T1929]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  102.595457][ T1929]  ____sys_sendmsg (net/socket.c:2713)
[  102.595460][ T1929]  ? copy_msghdr_from_user (net/socket.c:2650)
[  102.595462][ T1929]  ? sock_write_iter (net/socket.c:1269)
[  102.595463][ T1929]  ? move_addr_to_kernel (net/socket.c:258)
[  102.595471][ T1929]  ___sys_sendmsg (net/socket.c:2767)
[  102.595473][ T1929]  ? copy_msghdr_from_user (net/socket.c:2619)
[  102.595489][ T1929]  __sys_sendmsg (net/socket.c:2799)
[  102.595491][ T1929]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  102.595497][ T1929]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.595500][ T1929]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.595504][ T1929]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  102.595507][ T1929]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.595509][ T1929] RIP: 0033:0x7f4e03b4854e
[  102.595512][ T1929] 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
[  102.595514][ T1929] RSP: 002b:00007fffec0581a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.595516][ T1929] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4e03b4854e
[  102.595518][ T1929] RDX: 0000000000000000 RSI: 00007fffec058250 RDI: 0000000000000005
[  102.595519][ T1929] RBP: 00007fffec0581b0 R08: 0000000000000000 R09: 0000000000000000
[  102.595519][ T1929] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed48
[  102.595520][ T1929] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffec058910
| [  105.374917][ T1982] softirqs last disabled at (385884): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  105.374919][ T1982] Preemption disabled at:
| [  105.374920][ T1982] vprintk_emit (kernel/printk/printk.c:2471)
| [  105.374928][ T1982] Tainted: [W]=WARN
[  105.374929][ T1982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.374931][ T1982] Call Trace:
[  105.374932][ T1982]  <TASK>
[  105.374934][ T1982]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  105.374940][ T1982]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  105.374942][ T1982]  __might_resched.cold (kernel/sched/core.c:9234)
[  105.374947][ T1982]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  105.374951][ T1982]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  105.374956][ T1982]  __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))
[  105.374958][ T1982]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.374965][ T1982]  ? 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)
[  105.374968][ T1982]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.374971][ T1982]  put_chars (drivers/char/virtio_console.c:1176)
[  105.374974][ T1982]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  105.374981][ T1982]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  105.374990][ T1982]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  105.374993][ T1982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.374998][ T1982]  console_emit_next_record (kernel/printk/printk.c:3183)
[  105.375003][ T1982]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  105.375004][ T1982]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  105.375008][ T1982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.375010][ T1982]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.375015][ T1982]  console_flush_one_record (kernel/printk/printk.c:3268)
[  105.375019][ T1982]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  105.375021][ T1982]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.375027][ T1982]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  105.375030][ T1982]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  105.375032][ T1982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.375034][ T1982]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  105.375039][ T1982]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  105.375041][ T1982]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  105.375044][ T1982]  vprintk_emit (kernel/printk/printk.c:2479)
[  105.375048][ T1982]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  105.375049][ T1982]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  105.375051][ T1982]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  105.375054][ T1982]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  105.375057][ T1982]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[  105.375062][ T1982]  _printk (kernel/printk/printk.c:2504)
[  105.375065][ T1982]  ? snapshot_read.cold (user.c:?)
[  105.375070][ T1982]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  105.375074][ T1982]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  105.375078][ T1982]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  105.375081][ T1982]  ? netdev_notice (net/core/dev.c:13194)
[  105.375084][ T1982]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[  105.375088][ T1982]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[  105.375093][ T1982]  ? register_netdevice (net/core/dev.c:11556)
[  105.375096][ T1982]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  105.375099][ T1982]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  105.375101][ T1982]  ? unregister_netdev (net/core/dev.c:12699)
[  105.375103][ T1982]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[  105.375106][ T1982]  netif_set_promiscuity (net/core/dev.c:9699)
[  105.375109][ T1982]  dev_set_promiscuity (net/core/dev_api.c:288)
[  105.375113][ T1982] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[  105.375118][ T1982] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  105.375123][ T1982] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  105.375129][ T1982] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[  105.375136][ T1982]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  105.375140][ T1982]  ? __nla_validate_parse (lib/nlattr.c:635)
[  105.375147][ T1982]  ? __nla_parse (lib/nlattr.c:732)
[  105.375149][ T1982]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  105.375155][ T1982]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  105.375158][ T1982]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  105.375167][ T1982]  ? security_capable (security/security.c:660 (discriminator 11))
[  105.375171][ T1982]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  105.375175][ T1982]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  105.375178][ T1982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.375181][ T1982]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  105.375185][ T1982]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.375191][ T1982]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  105.375195][ T1982]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.375197][ T1982]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  105.375200][ T1982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  105.375208][ T1982]  ? 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))
[  105.375210][ T1982]  ? 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))
[  105.375215][ T1982]  genl_rcv (net/netlink/genetlink.c:1218)
[  105.375217][ T1982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.375221][ T1982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  105.375230][ T1982]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.375234][ T1982]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.375238][ T1982]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  105.375240][ T1982]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.375243][ T1982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.375249][ T1982]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  105.375252][ T1982]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  105.375256][ T1982]  __sys_sendto (net/socket.c:2281)
[  105.375259][ T1982]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  105.375271][ T1982]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  105.375277][ T1982]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  105.375280][ T1982]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  105.375284][ T1982]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  105.375285][ T1982]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  105.375288][ T1982]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.375290][ T1982]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  105.375292][ T1982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.375295][ T1982] RIP: 0033:0x7fb7659ad312
[  105.375298][ T1982] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  105.375300][ T1982] RSP: 002b:00007ffff8d8b768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  105.375303][ T1982] RAX: ffffffffffffffda RBX: 00007ffff8d8b898 RCX: 00007fb7659ad312
[  105.375304][ T1982] RDX: 0000000000000034 RSI: 00007fb7615a28f0 RDI: 0000000000000020
[  105.375305][ T1982] RBP: 00007ffff8d8b790 R08: 00007ffff8d8b910 R09: 000000000000000c
[  105.375306][ T1982] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb7638060b0
[  105.375307][ T1982] R13: 00007ffff8d8b898 R14: 00007fb7652cc01a R15: 00007ffff8d8bc88
| [  106.811255][ T2039] softirqs last disabled at (387276): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  106.811257][ T2039] Preemption disabled at:
| [  106.811258][ T2039] vprintk_emit (kernel/printk/printk.c:2471)
| [  106.811266][ T2039] Tainted: [W]=WARN
[  106.811267][ T2039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  106.811268][ T2039] Call Trace:
[  106.811270][ T2039]  <TASK>
[  106.811271][ T2039]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  106.811277][ T2039]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  106.811279][ T2039]  __might_resched.cold (kernel/sched/core.c:9234)
[  106.811284][ T2039]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  106.811289][ T2039]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  106.811293][ T2039]  __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))
[  106.811295][ T2039]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.811302][ T2039]  ? 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)
[  106.811304][ T2039]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.811308][ T2039]  put_chars (drivers/char/virtio_console.c:1176)
[  106.811311][ T2039]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  106.811314][ T2039]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.811317][ T2039]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.811321][ T2039]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  106.811326][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.811327][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.811332][ T2039]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  106.811336][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.811338][ T2039]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.811342][ T2039]  console_emit_next_record (kernel/printk/printk.c:3183)
[  106.811346][ T2039]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  106.811348][ T2039]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  106.811351][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.811353][ T2039]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.811357][ T2039]  console_flush_one_record (kernel/printk/printk.c:3268)
[  106.811364][ T2039]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  106.811366][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.811371][ T2039]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  106.811374][ T2039]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  106.811376][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.811377][ T2039]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  106.811381][ T2039]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  106.811383][ T2039]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  106.811386][ T2039]  vprintk_emit (kernel/printk/printk.c:2479)
[  106.811389][ T2039]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  106.811394][ T2039]  _printk (kernel/printk/printk.c:2504)
[  106.811398][ T2039]  ? snapshot_read.cold (user.c:?)
[  106.811401][ T2039]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  106.811404][ T2039]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  106.811408][ T2039]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  106.811409][ T2039]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  106.811413][ T2039]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  106.811417][ T2039]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  106.811420][ T2039]  ? netdev_notice (net/core/dev.c:13194)
[  106.811422][ T2039]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  106.811430][ T2039]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  106.811433][ T2039]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  106.811437][ T2039]  netif_set_promiscuity (net/core/dev.c:9699)
[  106.811440][ T2039]  dev_set_promiscuity (net/core/dev_api.c:288)
[  106.811442][ T2039]  ? dev_disable_lro (net/core/dev_api.c:267)
[  106.811445][ T2039] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  106.811450][ T2039] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  106.811455][ T2039] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  106.811459][ T2039]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  106.811465][ T2039] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  106.811471][ T2039]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  106.811475][ T2039]  ? __nla_validate_parse (lib/nlattr.c:635)
[  106.811481][ T2039]  ? __nla_parse (lib/nlattr.c:732)
[  106.811483][ T2039]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  106.811488][ T2039]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  106.811491][ T2039]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  106.811499][ T2039]  ? security_capable (security/security.c:660 (discriminator 11))
[  106.811504][ T2039]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  106.811507][ T2039]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  106.811510][ T2039]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.811512][ T2039]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  106.811516][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.811521][ T2039]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  106.811525][ T2039]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  106.811527][ T2039]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  106.811530][ T2039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  106.811537][ T2039]  ? 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))
[  106.811539][ T2039]  ? 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))
[  106.811543][ T2039]  genl_rcv (net/netlink/genetlink.c:1218)
[  106.811546][ T2039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  106.811550][ T2039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  106.811551][ T2039]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  106.811556][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.811560][ T2039]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  106.811564][ T2039]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  106.811566][ T2039]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.811568][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.811573][ T2039]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  106.811576][ T2039]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  106.811580][ T2039]  __sys_sendto (net/socket.c:2281)
[  106.811583][ T2039]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  106.811585][ T2039]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[  106.811591][ T2039]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  106.811600][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.811604][ T2039]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  106.811606][ T2039]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  106.811608][ T2039]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  106.811610][ T2039]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  106.811613][ T2039]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  106.811615][ T2039]  ? irq_exit_rcu (kernel/softirq.c:786)
[  106.811618][ T2039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  106.811621][ T2039] RIP: 0033:0x7f80e0c8e312
[  106.811624][ T2039] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  106.811626][ T2039] RSP: 002b:00007fff2ecbac08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  106.811628][ T2039] RAX: ffffffffffffffda RBX: 00007fff2ecbad38 RCX: 00007f80e0c8e312
[  106.811630][ T2039] RDX: 0000000000000034 RSI: 00007f80dc8a29b0 RDI: 0000000000000023
[  106.811631][ T2039] RBP: 00007fff2ecbac30 R08: 00007fff2ecbadb0 R09: 000000000000000c
[  106.811631][ T2039] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80deaee190
[  106.811632][ T2039] R13: 00007fff2ecbad38 R14: 00007f80e05ad01a R15: 00007fff2ecbb128
| [  108.554589][ T2077] softirqs last disabled at (386088): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  108.554591][ T2077] Preemption disabled at:
| [  108.554592][ T2077] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.554601][ T2077] Tainted: [W]=WARN
[  108.554602][ T2077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.554603][ T2077] Call Trace:
[  108.554605][ T2077]  <TASK>
[  108.554606][ T2077]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.554612][ T2077]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.554614][ T2077]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.554619][ T2077]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.554624][ T2077]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  108.554629][ T2077]  __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))
[  108.554631][ T2077]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.554638][ T2077]  ? 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)
[  108.554641][ T2077]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.554645][ T2077]  put_chars (drivers/char/virtio_console.c:1176)
[  108.554648][ T2077]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.554651][ T2077]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.554654][ T2077]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.554659][ T2077]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.554663][ T2077]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.554665][ T2077]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.554670][ T2077]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.554674][ T2077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.554677][ T2077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.554681][ T2077]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.554686][ T2077]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.554688][ T2077]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  108.554691][ T2077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.554693][ T2077]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.554697][ T2077]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.554702][ T2077]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.554704][ T2077]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.554710][ T2077]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.554713][ T2077]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.554715][ T2077]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.554717][ T2077]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  108.554721][ T2077]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.554722][ T2077]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.554725][ T2077]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.554729][ T2077]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.554735][ T2077]  _printk (kernel/printk/printk.c:2504)
[  108.554739][ T2077]  ? snapshot_read.cold (user.c:?)
[  108.554742][ T2077]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  108.554746][ T2077]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  108.554749][ T2077]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  108.554751][ T2077]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  108.554753][ T2077]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  108.554757][ T2077]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  108.554761][ T2077]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  108.554764][ T2077]  ? netdev_notice (net/core/dev.c:13194)
[  108.554766][ T2077]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  108.554775][ T2077]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  108.554777][ T2077]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  108.554781][ T2077]  netif_set_promiscuity (net/core/dev.c:9699)
[  108.554785][ T2077]  dev_set_promiscuity (net/core/dev_api.c:288)
[  108.554787][ T2077]  ? dev_disable_lro (net/core/dev_api.c:267)
[  108.554789][ T2077] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  108.554794][ T2077] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  108.554799][ T2077] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  108.554804][ T2077]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  108.554808][ T2077] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  108.554815][ T2077]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  108.554818][ T2077]  ? __nla_validate_parse (lib/nlattr.c:635)
[  108.554824][ T2077]  ? __nla_parse (lib/nlattr.c:732)
[  108.554827][ T2077]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  108.554832][ T2077]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  108.554836][ T2077]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  108.554844][ T2077]  ? security_capable (security/security.c:660 (discriminator 11))
[  108.554848][ T2077]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  108.554852][ T2077]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  108.554855][ T2077]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.554857][ T2077]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  108.554861][ T2077]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.554868][ T2077]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  108.554871][ T2077]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.554873][ T2077]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  108.554877][ T2077]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.554885][ T2077]  ? 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))
[  108.554887][ T2077]  ? 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))
[  108.554892][ T2077]  genl_rcv (net/netlink/genetlink.c:1218)
[  108.554894][ T2077]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.554898][ T2077]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.554903][ T2077]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.554907][ T2077]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.554912][ T2077]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.554914][ T2077]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.554917][ T2077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.554923][ T2077]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  108.554926][ T2077]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  108.554930][ T2077]  __sys_sendto (net/socket.c:2281)
[  108.554933][ T2077]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  108.554939][ T2077]  ? do_futex (kernel/futex/syscalls.c:138)
[  108.554943][ T2077]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  108.554951][ T2077]  ? do_futex (kernel/futex/syscalls.c:153 (discriminator 1))
[  108.554952][ T2077]  ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207)
[  108.554957][ T2077]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  108.554960][ T2077]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  108.554964][ T2077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  108.554967][ T2077]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  108.554970][ T2077]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.554973][ T2077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.554976][ T2077] RIP: 0033:0x7fdeb17b3312
[  108.554979][ T2077] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  108.554981][ T2077] RSP: 002b:00007ffc1ddcf668 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  108.554984][ T2077] RAX: ffffffffffffffda RBX: 00007ffc1ddcf798 RCX: 00007fdeb17b3312
[  108.554985][ T2077] RDX: 0000000000000038 RSI: 00007fdeac235af0 RDI: 0000000000000023
[  108.554986][ T2077] RBP: 00007ffc1ddcf690 R08: 00007ffc1ddcf810 R09: 000000000000000c
[  108.554987][ T2077] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdeaf616190
[  108.554988][ T2077] R13: 00007ffc1ddcf798 R14: 00007fdeb10d201a R15: 00007ffc1ddcfb88
| [  115.272025][ T2204] softirqs last disabled at (15148): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  115.272028][ T2204] Preemption disabled at:
| [  115.272028][ T2204] vprintk_emit (kernel/printk/printk.c:2471)
| [  115.272037][ T2204] Tainted: [W]=WARN
[  115.272038][ T2204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.272039][ T2204] Call Trace:
[  115.272041][ T2204]  <TASK>
[  115.272042][ T2204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.272048][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  115.272050][ T2204]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.272055][ T2204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.272059][ T2204]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  115.272064][ T2204]  __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))
[  115.272065][ T2204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.272072][ T2204]  ? 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)
[  115.272074][ T2204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.272078][ T2204]  put_chars (drivers/char/virtio_console.c:1176)
[  115.272079][ T2204]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  115.272082][ T2204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.272085][ T2204]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.272088][ T2204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.272090][ T2204]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.272094][ T2204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.272098][ T2204]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.272100][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272102][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272106][ T2204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.272109][ T2204]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  115.272112][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.272114][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.272118][ T2204]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.272122][ T2204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.272124][ T2204]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  115.272127][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.272128][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.272132][ T2204]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.272136][ T2204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.272138][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272143][ T2204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.272146][ T2204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.272148][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.272150][ T2204]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  115.272154][ T2204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.272156][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.272158][ T2204]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.272161][ T2204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.272164][ T2204]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  115.272167][ T2204]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  115.272175][ T2204]  _printk (kernel/printk/printk.c:2504)
[  115.272179][ T2204]  ? snapshot_read.cold (user.c:?)
[  115.272183][ T2204]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  115.272187][ T2204]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  115.272191][ T2204]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.272194][ T2204]  ? netdev_notice (net/core/dev.c:13194)
[  115.272195][ T2204]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  115.272200][ T2204]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  115.272205][ T2204]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  115.272207][ T2204]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  115.272211][ T2204]  netif_set_promiscuity (net/core/dev.c:9699)
[  115.272214][ T2204]  dev_set_promiscuity (net/core/dev_api.c:288)
[  115.272216][ T2204]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  115.272220][ T2204] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  115.272226][ T2204] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  115.272231][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.272233][ T2204]  notifier_call_chain (kernel/notifier.c:85)
[  115.272239][ T2204]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  115.272244][ T2204]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  115.272251][ T2204]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  115.272253][ T2204]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.272255][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272260][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272262][ T2204]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  115.272284][ T2204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.272286][ T2204]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.272289][ T2204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.272291][ T2204]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.272293][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272297][ T2204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.272299][ T2204]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.272301][ T2204]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  115.272303][ T2204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.272307][ T2204]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  115.272309][ T2204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.272312][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.272313][ T2204]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.272318][ T2204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.272320][ T2204]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.272323][ T2204]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.272326][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.272329][ T2204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.272335][ T2204]  ? 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))
[  115.272337][ T2204]  ? 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))
[  115.272342][ T2204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.272346][ T2204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.272348][ T2204]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.272352][ T2204]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.272356][ T2204]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.272360][ T2204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.272363][ T2204]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  115.272369][ T2204]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  115.272373][ T2204]  ____sys_sendmsg (net/socket.c:2713)
[  115.272375][ T2204]  ? copy_msghdr_from_user (net/socket.c:2650)
[  115.272378][ T2204]  ? sock_write_iter (net/socket.c:1269)
[  115.272379][ T2204]  ? move_addr_to_kernel (net/socket.c:258)
[  115.272386][ T2204]  ___sys_sendmsg (net/socket.c:2767)
[  115.272389][ T2204]  ? copy_msghdr_from_user (net/socket.c:2619)
[  115.272405][ T2204]  __sys_sendmsg (net/socket.c:2799)
[  115.272408][ T2204]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  115.272414][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.272417][ T2204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.272421][ T2204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  115.272424][ T2204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.272426][ T2204] RIP: 0033:0x7f405c1ef54e
[  115.272430][ T2204] 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
[  115.272432][ T2204] RSP: 002b:00007ffdd365c3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.272434][ T2204] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f405c1ef54e
[  115.272436][ T2204] RDX: 0000000000000000 RSI: 00007ffdd365c460 RDI: 0000000000000005
[  115.272437][ T2204] RBP: 00007ffdd365c3c0 R08: 0000000000000000 R09: 0000000000000000
[  115.272437][ T2204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed55
[  115.272438][ T2204] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd365cb20
| [  118.590989][ T2267] softirqs last disabled at (377168): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  118.590992][ T2267] Preemption disabled at:
| [  118.590992][ T2267] vprintk_emit (kernel/printk/printk.c:2471)
| [  118.591001][ T2267] Tainted: [W]=WARN
[  118.591002][ T2267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.591003][ T2267] Call Trace:
[  118.591005][ T2267]  <TASK>
[  118.591006][ T2267]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  118.591012][ T2267]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  118.591014][ T2267]  __might_resched.cold (kernel/sched/core.c:9234)
[  118.591019][ T2267]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  118.591023][ T2267]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  118.591028][ T2267]  __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))
[  118.591030][ T2267]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.591036][ T2267]  ? 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)
[  118.591039][ T2267]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  118.591042][ T2267]  put_chars (drivers/char/virtio_console.c:1176)
[  118.591045][ T2267]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  118.591047][ T2267]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  118.591051][ T2267]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.591053][ T2267]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  118.591058][ T2267]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  118.591062][ T2267]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  118.591064][ T2267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.591065][ T2267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.591069][ T2267]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  118.591071][ T2267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  118.591076][ T2267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.591080][ T2267]  console_emit_next_record (kernel/printk/printk.c:3183)
[  118.591084][ T2267]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  118.591085][ T2267]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  118.591089][ T2267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.591091][ T2267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  118.591095][ T2267]  console_flush_one_record (kernel/printk/printk.c:3268)
[  118.591099][ T2267]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  118.591101][ T2267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.591106][ T2267]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  118.591109][ T2267]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  118.591111][ T2267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.591113][ T2267]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  118.591117][ T2267]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  118.591118][ T2267]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  118.591121][ T2267]  vprintk_emit (kernel/printk/printk.c:2479)
[  118.591124][ T2267]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  118.591126][ T2267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.591128][ T2267]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  118.591133][ T2267]  _printk (kernel/printk/printk.c:2504)
[  118.591136][ T2267]  ? snapshot_read.cold (user.c:?)
[  118.591138][ T2267]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  118.591144][ T2267]  ? idr_get_free (??:?)
[  118.591148][ T2267]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  118.591157][ T2267]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.591163][ T2267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  118.591164][ T2267]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  118.591169][ T2267]  __nla_validate_parse (lib/nlattr.c:635)
[  118.591174][ T2267]  __nla_parse (lib/nlattr.c:732)
[  118.591177][ T2267]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  118.591182][ T2267]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  118.591185][ T2267]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  118.591193][ T2267]  ? security_capable (security/security.c:660 (discriminator 11))
[  118.591197][ T2267]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  118.591201][ T2267]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  118.591203][ T2267]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.591206][ T2267]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  118.591214][ T2267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.591219][ T2267]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  118.591223][ T2267]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  118.591225][ T2267]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  118.591228][ T2267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.591235][ T2267]  ? 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))
[  118.591237][ T2267]  ? 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))
[  118.591241][ T2267]  genl_rcv (net/netlink/genetlink.c:1218)
[  118.591243][ T2267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.591247][ T2267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.591251][ T2267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  118.591254][ T2267]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  118.591258][ T2267]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  118.591260][ T2267]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  118.591263][ T2267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  118.591267][ T2267]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  118.591275][ T2267]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  118.591279][ T2267]  __sys_sendto (net/socket.c:2281)
[  118.591282][ T2267]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  118.591293][ T2267]  ? fput_close_sync (fs/file_table.c:617)
[  118.591296][ T2267]  ? alloc_file_clone (fs/file_table.c:479)
[  118.591300][ T2267]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  118.591303][ T2267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  118.591307][ T2267]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  118.591309][ T2267]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  118.591312][ T2267]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  118.591313][ T2267]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  118.591316][ T2267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.591319][ T2267] RIP: 0033:0x7f7592e19312
[  118.591322][ T2267] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  118.591324][ T2267] RSP: 002b:00007ffcb4de4648 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  118.591326][ T2267] RAX: ffffffffffffffda RBX: 00007ffcb4de4778 RCX: 00007f7592e19312
[  118.591328][ T2267] RDX: 0000000000000048 RSI: 00007f75901dafb0 RDI: 0000000000000020
[  118.591329][ T2267] RBP: 00007ffcb4de4670 R08: 00007ffcb4de47f0 R09: 000000000000000c
[  118.591330][ T2267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7590c720b0
[  118.591331][ T2267] R13: 00007ffcb4de4778 R14: 00007f759273801a R15: 00007ffcb4de4b68
| [  119.782058][ T2315] softirqs last disabled at (359858): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  119.782060][ T2315] Preemption disabled at:
| [  119.782061][ T2315] vprintk_emit (kernel/printk/printk.c:2471)
| [  119.782070][ T2315] Tainted: [W]=WARN
[  119.782071][ T2315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.782072][ T2315] Call Trace:
[  119.782074][ T2315]  <TASK>
[  119.782075][ T2315]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.782082][ T2315]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  119.782083][ T2315]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.782088][ T2315]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.782092][ T2315]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  119.782097][ T2315]  __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))
[  119.782099][ T2315]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.782105][ T2315]  ? 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)
[  119.782108][ T2315]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.782111][ T2315]  put_chars (drivers/char/virtio_console.c:1176)
[  119.782114][ T2315]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.782117][ T2315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.782120][ T2315]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.782125][ T2315]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.782129][ T2315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.782130][ T2315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.782135][ T2315]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.782139][ T2315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.782141][ T2315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.782145][ T2315]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.782149][ T2315]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.782151][ T2315]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  119.782154][ T2315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.782156][ T2315]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.782160][ T2315]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.782165][ T2315]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.782166][ T2315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.782172][ T2315]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.782175][ T2315]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.782177][ T2315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.782178][ T2315]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  119.782182][ T2315]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.782184][ T2315]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.782187][ T2315]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.782190][ T2315]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.782195][ T2315]  _printk (kernel/printk/printk.c:2504)
[  119.782199][ T2315]  ? snapshot_read.cold (user.c:?)
[  119.782202][ T2315]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  119.782205][ T2315]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  119.782209][ T2315]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  119.782211][ T2315]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  119.782215][ T2315]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  119.782219][ T2315]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  119.782222][ T2315]  ? netdev_notice (net/core/dev.c:13194)
[  119.782224][ T2315]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  119.782233][ T2315]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  119.782235][ T2315]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  119.782239][ T2315]  netif_set_promiscuity (net/core/dev.c:9699)
[  119.782243][ T2315]  dev_set_promiscuity (net/core/dev_api.c:288)
[  119.782245][ T2315]  ? dev_disable_lro (net/core/dev_api.c:267)
[  119.782247][ T2315] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  119.782252][ T2315] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  119.782257][ T2315] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  119.782261][ T2315]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  119.782265][ T2315] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  119.782271][ T2315]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  119.782280][ T2315]  ? __nla_validate_parse (lib/nlattr.c:635)
[  119.782286][ T2315]  ? __nla_parse (lib/nlattr.c:732)
[  119.782289][ T2315]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  119.782293][ T2315]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  119.782297][ T2315]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  119.782305][ T2315]  ? security_capable (security/security.c:660 (discriminator 11))
[  119.782310][ T2315]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  119.782314][ T2315]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  119.782316][ T2315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.782318][ T2315]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  119.782322][ T2315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.782328][ T2315]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  119.782332][ T2315]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.782333][ T2315]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  119.782337][ T2315]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.782344][ T2315]  ? 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))
[  119.782346][ T2315]  ? 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))
[  119.782350][ T2315]  genl_rcv (net/netlink/genetlink.c:1218)
[  119.782353][ T2315]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.782357][ T2315]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.782360][ T2315]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.782366][ T2315]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.782371][ T2315]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.782372][ T2315]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.782375][ T2315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.782380][ T2315]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  119.782383][ T2315]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  119.782387][ T2315]  __sys_sendto (net/socket.c:2281)
[  119.782390][ T2315]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  119.782401][ T2315]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  119.782407][ T2315]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  119.782410][ T2315]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.782414][ T2315]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  119.782416][ T2315]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  119.782418][ T2315]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.782420][ T2315]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.782423][ T2315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.782425][ T2315] RIP: 0033:0x7f02a8845312
[  119.782429][ T2315] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  119.782431][ T2315] RSP: 002b:00007fff94382098 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  119.782433][ T2315] RAX: ffffffffffffffda RBX: 00007fff943821c8 RCX: 00007f02a8845312
[  119.782435][ T2315] RDX: 0000000000000030 RSI: 00007f02a4464430 RDI: 0000000000000023
[  119.782436][ T2315] RBP: 00007fff943820c0 R08: 00007fff94382240 R09: 000000000000000c
[  119.782437][ T2315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02a669e190
[  119.782437][ T2315] R13: 00007fff943821c8 R14: 00007f02a816401a R15: 00007fff943825b8
| [  120.947764][ T2353] softirqs last disabled at (385312): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  120.947766][ T2353] Preemption disabled at:
| [  120.947767][ T2353] vprintk_emit (kernel/printk/printk.c:2471)
| [  120.947775][ T2353] Tainted: [W]=WARN
[  120.947777][ T2353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.947778][ T2353] Call Trace:
[  120.947779][ T2353]  <TASK>
[  120.947781][ T2353]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.947787][ T2353]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  120.947789][ T2353]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.947794][ T2353]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.947798][ T2353]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  120.947803][ T2353]  __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))
[  120.947805][ T2353]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.947812][ T2353]  ? 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)
[  120.947814][ T2353]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.947818][ T2353]  put_chars (drivers/char/virtio_console.c:1176)
[  120.947820][ T2353]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.947824][ T2353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.947827][ T2353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.947831][ T2353]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.947836][ T2353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.947837][ T2353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.947842][ T2353]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.947845][ T2353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.947848][ T2353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.947852][ T2353]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.947856][ T2353]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.947857][ T2353]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  120.947861][ T2353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.947862][ T2353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.947866][ T2353]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.947871][ T2353]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.947872][ T2353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.947878][ T2353]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.947881][ T2353]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.947882][ T2353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.947884][ T2353]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  120.947888][ T2353]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.947890][ T2353]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.947892][ T2353]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.947896][ T2353]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.947901][ T2353]  _printk (kernel/printk/printk.c:2504)
[  120.947904][ T2353]  ? snapshot_read.cold (user.c:?)
[  120.947907][ T2353]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.947910][ T2353]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  120.947914][ T2353]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  120.947916][ T2353]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  120.947920][ T2353]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  120.947924][ T2353]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.947927][ T2353]  ? netdev_notice (net/core/dev.c:13194)
[  120.947929][ T2353]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  120.947937][ T2353]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  120.947940][ T2353]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  120.947944][ T2353]  netif_set_promiscuity (net/core/dev.c:9699)
[  120.947947][ T2353]  dev_set_promiscuity (net/core/dev_api.c:288)
[  120.947949][ T2353]  ? dev_disable_lro (net/core/dev_api.c:267)
[  120.947951][ T2353] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  120.947957][ T2353] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  120.947962][ T2353] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  120.947966][ T2353]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  120.947970][ T2353] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  120.947976][ T2353]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  120.947979][ T2353]  ? __nla_validate_parse (lib/nlattr.c:635)
[  120.947985][ T2353]  ? __nla_parse (lib/nlattr.c:732)
[  120.947988][ T2353]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  120.947993][ T2353]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  120.947996][ T2353]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  120.948005][ T2353]  ? security_capable (security/security.c:660 (discriminator 11))
[  120.948009][ T2353]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  120.948012][ T2353]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  120.948015][ T2353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.948017][ T2353]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  120.948021][ T2353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.948027][ T2353]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  120.948030][ T2353]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.948032][ T2353]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  120.948035][ T2353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.948042][ T2353]  ? 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))
[  120.948045][ T2353]  ? 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))
[  120.948049][ T2353]  genl_rcv (net/netlink/genetlink.c:1218)
[  120.948051][ T2353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.948055][ T2353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.948059][ T2353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.948062][ T2353]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.948066][ T2353]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.948068][ T2353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.948070][ T2353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.948075][ T2353]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  120.948078][ T2353]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  120.948082][ T2353]  __sys_sendto (net/socket.c:2281)
[  120.948085][ T2353]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  120.948096][ T2353]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  120.948102][ T2353]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  120.948105][ T2353]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.948108][ T2353]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  120.948110][ T2353]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  120.948113][ T2353]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.948115][ T2353]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  120.948117][ T2353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.948120][ T2353] RIP: 0033:0x7f0a27879312
[  120.948123][ T2353] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  120.948125][ T2353] RSP: 002b:00007fff001e6ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  120.948128][ T2353] RAX: ffffffffffffffda RBX: 00007fff001e6c08 RCX: 00007f0a27879312
[  120.948129][ T2353] RDX: 0000000000000030 RSI: 00007f0a244a6a30 RDI: 0000000000000023
[  120.948130][ T2353] RBP: 00007fff001e6b00 R08: 00007fff001e6c80 R09: 000000000000000c
[  120.948130][ T2353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0a256d2270
[  120.948131][ T2353] R13: 00007fff001e6c08 R14: 00007f0a2719801a R15: 00007fff001e6ff8
| [  144.889097][ T2524] softirqs last disabled at (24968): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  144.889100][ T2524] Preemption disabled at:
| [  144.889101][ T2524] vprintk_emit (kernel/printk/printk.c:2471)
| [  144.889110][ T2524] Tainted: [W]=WARN
[  144.889111][ T2524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  144.889112][ T2524] Call Trace:
[  144.889114][ T2524]  <TASK>
[  144.889116][ T2524]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  144.889122][ T2524]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  144.889123][ T2524]  __might_resched.cold (kernel/sched/core.c:9234)
[  144.889128][ T2524]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  144.889132][ T2524]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  144.889137][ T2524]  __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))
[  144.889139][ T2524]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  144.889145][ T2524]  ? 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)
[  144.889148][ T2524]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  144.889151][ T2524]  put_chars (drivers/char/virtio_console.c:1176)
[  144.889153][ T2524]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  144.889155][ T2524]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  144.889158][ T2524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  144.889162][ T2524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  144.889165][ T2524]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  144.889169][ T2524]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  144.889173][ T2524]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  144.889175][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889176][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889180][ T2524]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  144.889183][ T2524]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  144.889186][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  144.889189][ T2524]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  144.889192][ T2524]  console_emit_next_record (kernel/printk/printk.c:3183)
[  144.889196][ T2524]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  144.889198][ T2524]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  144.889202][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  144.889203][ T2524]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  144.889207][ T2524]  console_flush_one_record (kernel/printk/printk.c:3268)
[  144.889211][ T2524]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  144.889213][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889218][ T2524]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  144.889221][ T2524]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  144.889223][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  144.889225][ T2524]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  144.889228][ T2524]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  144.889230][ T2524]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  144.889233][ T2524]  vprintk_emit (kernel/printk/printk.c:2479)
[  144.889236][ T2524]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  144.889239][ T2524]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  144.889242][ T2524]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  144.889251][ T2524]  _printk (kernel/printk/printk.c:2504)
[  144.889254][ T2524]  ? snapshot_read.cold (user.c:?)
[  144.889259][ T2524]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  144.889262][ T2524]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  144.889266][ T2524]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  144.889269][ T2524]  ? netdev_notice (net/core/dev.c:13194)
[  144.889271][ T2524]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  144.889275][ T2524]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  144.889280][ T2524]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  144.889283][ T2524]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  144.889286][ T2524]  netif_set_promiscuity (net/core/dev.c:9699)
[  144.889290][ T2524]  dev_set_promiscuity (net/core/dev_api.c:288)
[  144.889292][ T2524]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  144.889295][ T2524] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  144.889302][ T2524] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  144.889306][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  144.889308][ T2524]  notifier_call_chain (kernel/notifier.c:85)
[  144.889314][ T2524]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  144.889319][ T2524]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  144.889326][ T2524]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  144.889328][ T2524]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  144.889330][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889332][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889334][ T2524]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  144.889354][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  144.889356][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  144.889359][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  144.889368][ T2524]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  144.889370][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889375][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  144.889377][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  144.889379][ T2524]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  144.889381][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  144.889384][ T2524]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  144.889386][ T2524]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  144.889390][ T2524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  144.889391][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  144.889395][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  144.889397][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  144.889401][ T2524]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  144.889404][ T2524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  144.889407][ T2524]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  144.889413][ T2524]  ? 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))
[  144.889415][ T2524]  ? 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))
[  144.889420][ T2524]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  144.889424][ T2524]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  144.889426][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  144.889430][ T2524]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  144.889434][ T2524]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  144.889438][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  144.889440][ T2524]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  144.889445][ T2524]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  144.889449][ T2524]  ____sys_sendmsg (net/socket.c:2713)
[  144.889452][ T2524]  ? copy_msghdr_from_user (net/socket.c:2650)
[  144.889454][ T2524]  ? sock_write_iter (net/socket.c:1269)
[  144.889456][ T2524]  ? move_addr_to_kernel (net/socket.c:258)
[  144.889463][ T2524]  ___sys_sendmsg (net/socket.c:2767)
[  144.889465][ T2524]  ? copy_msghdr_from_user (net/socket.c:2619)
[  144.889481][ T2524]  __sys_sendmsg (net/socket.c:2799)
[  144.889484][ T2524]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  144.889490][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  144.889493][ T2524]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  144.889496][ T2524]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  144.889499][ T2524]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  144.889502][ T2524] RIP: 0033:0x7fe729e3654e
[  144.889505][ T2524] 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
[  144.889507][ T2524] RSP: 002b:00007ffe7e846a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  144.889509][ T2524] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe729e3654e
[  144.889511][ T2524] RDX: 0000000000000000 RSI: 00007ffe7e846ae0 RDI: 0000000000000005
[  144.889512][ T2524] RBP: 00007ffe7e846a40 R08: 0000000000000000 R09: 0000000000000000
[  144.889512][ T2524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed73
[  144.889513][ T2524] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7e8471a0
| [  147.890952][ T2581] softirqs last disabled at (386436): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  147.890955][ T2581] Preemption disabled at:
| [  147.890955][ T2581] vprintk_emit (kernel/printk/printk.c:2471)
| [  147.890964][ T2581] Tainted: [W]=WARN
[  147.890965][ T2581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  147.890967][ T2581] Call Trace:
[  147.890968][ T2581]  <TASK>
[  147.890970][ T2581]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  147.890976][ T2581]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  147.890977][ T2581]  __might_resched.cold (kernel/sched/core.c:9234)
[  147.890982][ T2581]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  147.890987][ T2581]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  147.890991][ T2581]  __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))
[  147.890993][ T2581]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.891000][ T2581]  ? 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)
[  147.891002][ T2581]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  147.891006][ T2581]  put_chars (drivers/char/virtio_console.c:1176)
[  147.891008][ T2581]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  147.891011][ T2581]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  147.891014][ T2581]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  147.891017][ T2581]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  147.891021][ T2581]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  147.891025][ T2581]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  147.891027][ T2581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.891028][ T2581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.891033][ T2581]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  147.891034][ T2581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  147.891039][ T2581]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.891043][ T2581]  console_emit_next_record (kernel/printk/printk.c:3183)
[  147.891047][ T2581]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  147.891049][ T2581]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  147.891052][ T2581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.891054][ T2581]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  147.891058][ T2581]  console_flush_one_record (kernel/printk/printk.c:3268)
[  147.891062][ T2581]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  147.891064][ T2581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.891069][ T2581]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  147.891072][ T2581]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  147.891074][ T2581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.891076][ T2581]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  147.891079][ T2581]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  147.891081][ T2581]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  147.891084][ T2581]  vprintk_emit (kernel/printk/printk.c:2479)
[  147.891087][ T2581]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  147.891089][ T2581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  147.891091][ T2581]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  147.891095][ T2581]  _printk (kernel/printk/printk.c:2504)
[  147.891099][ T2581]  ? snapshot_read.cold (user.c:?)
[  147.891101][ T2581]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  147.891107][ T2581]  ? idr_get_free (??:?)
[  147.891111][ T2581]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  147.891119][ T2581]  ? nla_get_range_signed (lib/nlattr.c:270)
[  147.891125][ T2581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  147.891127][ T2581]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  147.891131][ T2581]  __nla_validate_parse (lib/nlattr.c:635)
[  147.891136][ T2581]  __nla_parse (lib/nlattr.c:732)
[  147.891139][ T2581]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  147.891144][ T2581]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  147.891147][ T2581]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  147.891156][ T2581]  ? security_capable (security/security.c:660 (discriminator 11))
[  147.891160][ T2581]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  147.891164][ T2581]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  147.891166][ T2581]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  147.891169][ T2581]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  147.891177][ T2581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.891182][ T2581]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  147.891186][ T2581]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  147.891188][ T2581]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  147.891191][ T2581]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  147.891198][ T2581]  ? 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))
[  147.891200][ T2581]  ? 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))
[  147.891204][ T2581]  genl_rcv (net/netlink/genetlink.c:1218)
[  147.891206][ T2581]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  147.891210][ T2581]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  147.891214][ T2581]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  147.891217][ T2581]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  147.891221][ T2581]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  147.891223][ T2581]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  147.891226][ T2581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  147.891231][ T2581]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  147.891233][ T2581]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  147.891237][ T2581]  __sys_sendto (net/socket.c:2281)
[  147.891241][ T2581]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  147.891251][ T2581]  ? fput_close_sync (fs/file_table.c:617)
[  147.891254][ T2581]  ? alloc_file_clone (fs/file_table.c:479)
[  147.891258][ T2581]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  147.891261][ T2581]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  147.891265][ T2581]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  147.891267][ T2581]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  147.891270][ T2581]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  147.891271][ T2581]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  147.891274][ T2581]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  147.891276][ T2581] RIP: 0033:0x7f8aa5b61312
[  147.891280][ T2581] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  147.891282][ T2581] RSP: 002b:00007fff2ba5d6c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  147.891285][ T2581] RAX: ffffffffffffffda RBX: 00007fff2ba5d7f8 RCX: 00007f8aa5b61312
[  147.891286][ T2581] RDX: 0000000000000044 RSI: 00007f8aa171f050 RDI: 0000000000000020
[  147.891287][ T2581] RBP: 00007fff2ba5d6f0 R08: 00007fff2ba5d870 R09: 000000000000000c
[  147.891288][ T2581] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aa39ba120
[  147.891289][ T2581] R13: 00007fff2ba5d7f8 R14: 00007f8aa548001a R15: 00007fff2ba5dbe8
| [  149.166266][ T2631] softirqs last disabled at (383086): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  149.166268][ T2631] Preemption disabled at:
| [  149.166269][ T2631] vprintk_emit (kernel/printk/printk.c:2471)
| [  149.166277][ T2631] Tainted: [W]=WARN
[  149.166278][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  149.166280][ T2631] Call Trace:
[  149.166281][ T2631]  <TASK>
[  149.166283][ T2631]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  149.166289][ T2631]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  149.166291][ T2631]  __might_resched.cold (kernel/sched/core.c:9234)
[  149.166296][ T2631]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  149.166300][ T2631]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  149.166305][ T2631]  __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))
[  149.166306][ T2631]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  149.166313][ T2631]  ? 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)
[  149.166316][ T2631]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  149.166320][ T2631]  put_chars (drivers/char/virtio_console.c:1176)
[  149.166322][ T2631]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  149.166326][ T2631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  149.166329][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  149.166333][ T2631]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  149.166338][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  149.166339][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  149.166344][ T2631]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  149.166348][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.166350][ T2631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.166354][ T2631]  console_emit_next_record (kernel/printk/printk.c:3183)
[  149.166358][ T2631]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  149.166360][ T2631]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  149.166367][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.166368][ T2631]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.166372][ T2631]  console_flush_one_record (kernel/printk/printk.c:3268)
[  149.166382][ T2631]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  149.166384][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  149.166389][ T2631]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  149.166392][ T2631]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  149.166394][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.166396][ T2631]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  149.166400][ T2631]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  149.166401][ T2631]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  149.166404][ T2631]  vprintk_emit (kernel/printk/printk.c:2479)
[  149.166407][ T2631]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  149.166413][ T2631]  _printk (kernel/printk/printk.c:2504)
[  149.166416][ T2631]  ? snapshot_read.cold (user.c:?)
[  149.166419][ T2631]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  149.166423][ T2631]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  149.166427][ T2631]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  149.166429][ T2631]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  149.166432][ T2631]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  149.166436][ T2631]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  149.166439][ T2631]  ? netdev_notice (net/core/dev.c:13194)
[  149.166441][ T2631]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  149.166450][ T2631]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  149.166452][ T2631]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  149.166456][ T2631]  netif_set_promiscuity (net/core/dev.c:9699)
[  149.166460][ T2631]  dev_set_promiscuity (net/core/dev_api.c:288)
[  149.166462][ T2631]  ? dev_disable_lro (net/core/dev_api.c:267)
[  149.166464][ T2631] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  149.166470][ T2631] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  149.166475][ T2631] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  149.166479][ T2631]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  149.166483][ T2631] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  149.166489][ T2631]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  149.166493][ T2631]  ? __nla_validate_parse (lib/nlattr.c:635)
[  149.166499][ T2631]  ? __nla_parse (lib/nlattr.c:732)
[  149.166502][ T2631]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  149.166507][ T2631]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  149.166510][ T2631]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  149.166518][ T2631]  ? security_capable (security/security.c:660 (discriminator 11))
[  149.166523][ T2631]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  149.166526][ T2631]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  149.166529][ T2631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  149.166531][ T2631]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  149.166535][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  149.166541][ T2631]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  149.166544][ T2631]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  149.166546][ T2631]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  149.166550][ T2631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  149.166557][ T2631]  ? 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))
[  149.166559][ T2631]  ? 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))
[  149.166563][ T2631]  genl_rcv (net/netlink/genetlink.c:1218)
[  149.166565][ T2631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  149.166569][ T2631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  149.166572][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  149.166576][ T2631]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  149.166580][ T2631]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  149.166582][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  149.166585][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  149.166590][ T2631]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  149.166592][ T2631]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  149.166597][ T2631]  __sys_sendto (net/socket.c:2281)
[  149.166600][ T2631]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  149.166611][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  149.166617][ T2631]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  149.166619][ T2631]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  149.166623][ T2631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  149.166625][ T2631]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  149.166627][ T2631]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  149.166629][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  149.166632][ T2631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  149.166634][ T2631] RIP: 0033:0x7fc2e880a312
[  149.166637][ T2631] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  149.166639][ T2631] RSP: 002b:00007fff6fa8ac48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  149.166642][ T2631] RAX: ffffffffffffffda RBX: 00007fff6fa8ad78 RCX: 00007fc2e880a312
[  149.166643][ T2631] RDX: 0000000000000034 RSI: 00007fc2e4435df0 RDI: 0000000000000023
[  149.166644][ T2631] RBP: 00007fff6fa8ac70 R08: 00007fff6fa8adf0 R09: 000000000000000c
[  149.166645][ T2631] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc2e666a200
[  149.166646][ T2631] R13: 00007fff6fa8ad78 R14: 00007fc2e812901a R15: 00007fff6fa8b168
| [  150.418895][ T2672] softirqs last disabled at (384308): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  150.418897][ T2672] Preemption disabled at:
| [  150.418898][ T2672] vprintk_emit (kernel/printk/printk.c:2471)
| [  150.418906][ T2672] Tainted: [W]=WARN
[  150.418907][ T2672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  150.418909][ T2672] Call Trace:
[  150.418910][ T2672]  <TASK>
[  150.418912][ T2672]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  150.418918][ T2672]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  150.418920][ T2672]  __might_resched.cold (kernel/sched/core.c:9234)
[  150.418925][ T2672]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  150.418930][ T2672]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  150.418934][ T2672]  __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))
[  150.418936][ T2672]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.418943][ T2672]  ? 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)
[  150.418946][ T2672]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.418949][ T2672]  put_chars (drivers/char/virtio_console.c:1176)
[  150.418952][ T2672]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  150.418955][ T2672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  150.418958][ T2672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  150.418963][ T2672]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  150.418967][ T2672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.418968][ T2672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.418973][ T2672]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  150.418977][ T2672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.418979][ T2672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.418983][ T2672]  console_emit_next_record (kernel/printk/printk.c:3183)
[  150.418987][ T2672]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  150.418989][ T2672]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  150.418992][ T2672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.418994][ T2672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.418998][ T2672]  console_flush_one_record (kernel/printk/printk.c:3268)
[  150.419002][ T2672]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  150.419004][ T2672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.419010][ T2672]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  150.419013][ T2672]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  150.419016][ T2672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.419017][ T2672]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  150.419021][ T2672]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  150.419023][ T2672]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  150.419026][ T2672]  vprintk_emit (kernel/printk/printk.c:2479)
[  150.419029][ T2672]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  150.419035][ T2672]  _printk (kernel/printk/printk.c:2504)
[  150.419038][ T2672]  ? snapshot_read.cold (user.c:?)
[  150.419041][ T2672]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  150.419044][ T2672]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  150.419048][ T2672]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  150.419050][ T2672]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  150.419054][ T2672]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  150.419058][ T2672]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  150.419061][ T2672]  ? netdev_notice (net/core/dev.c:13194)
[  150.419063][ T2672]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  150.419071][ T2672]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  150.419074][ T2672]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  150.419078][ T2672]  netif_set_promiscuity (net/core/dev.c:9699)
[  150.419082][ T2672]  dev_set_promiscuity (net/core/dev_api.c:288)
[  150.419084][ T2672]  ? dev_disable_lro (net/core/dev_api.c:267)
[  150.419086][ T2672] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  150.419091][ T2672] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  150.419096][ T2672] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  150.419101][ T2672]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  150.419105][ T2672] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  150.419111][ T2672]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  150.419114][ T2672]  ? __nla_validate_parse (lib/nlattr.c:635)
[  150.419120][ T2672]  ? __nla_parse (lib/nlattr.c:732)
[  150.419123][ T2672]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  150.419128][ T2672]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  150.419132][ T2672]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  150.419140][ T2672]  ? security_capable (security/security.c:660 (discriminator 11))
[  150.419144][ T2672]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  150.419148][ T2672]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  150.419151][ T2672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  150.419153][ T2672]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  150.419157][ T2672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.419162][ T2672]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  150.419166][ T2672]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  150.419168][ T2672]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  150.419171][ T2672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  150.419178][ T2672]  ? 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))
[  150.419180][ T2672]  ? 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))
[  150.419184][ T2672]  genl_rcv (net/netlink/genetlink.c:1218)
[  150.419187][ T2672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  150.419191][ T2672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  150.419193][ T2672]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  150.419197][ T2672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.419201][ T2672]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  150.419205][ T2672]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  150.419207][ T2672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  150.419210][ T2672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  150.419214][ T2672]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  150.419217][ T2672]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  150.419221][ T2672]  __sys_sendto (net/socket.c:2281)
[  150.419225][ T2672]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  150.419235][ T2672]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  150.419241][ T2672]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  150.419243][ T2672]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  150.419247][ T2672]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  150.419248][ T2672]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  150.419251][ T2672]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  150.419253][ T2672]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  150.419256][ T2672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  150.419258][ T2672] RIP: 0033:0x7f06aa5ff312
[  150.419261][ T2672] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  150.419263][ T2672] RSP: 002b:00007fff3c1a2218 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  150.419266][ T2672] RAX: ffffffffffffffda RBX: 00007fff3c1a2348 RCX: 00007f06aa5ff312
[  150.419267][ T2672] RDX: 0000000000000034 RSI: 00007f06a6247a30 RDI: 0000000000000023
[  150.419268][ T2672] RBP: 00007fff3c1a2240 R08: 00007fff3c1a23c0 R09: 000000000000000c
[  150.419269][ T2672] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06a84622e0
[  150.419270][ T2672] R13: 00007fff3c1a2348 R14: 00007f06a9f1e01a R15: 00007fff3c1a2738
| [  164.507051][ T2855] softirqs last disabled at (19012): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  164.507053][ T2855] Preemption disabled at:
| [  164.507054][ T2855] vprintk_emit (kernel/printk/printk.c:2471)
| [  164.507062][ T2855] Tainted: [W]=WARN
[  164.507063][ T2855] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  164.507065][ T2855] Call Trace:
[  164.507067][ T2855]  <TASK>
[  164.507068][ T2855]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  164.507074][ T2855]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  164.507076][ T2855]  __might_resched.cold (kernel/sched/core.c:9234)
[  164.507080][ T2855]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  164.507085][ T2855]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  164.507089][ T2855]  __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))
[  164.507091][ T2855]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  164.507097][ T2855]  ? 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)
[  164.507100][ T2855]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  164.507104][ T2855]  put_chars (drivers/char/virtio_console.c:1176)
[  164.507105][ T2855]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  164.507108][ T2855]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  164.507110][ T2855]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  164.507114][ T2855]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  164.507117][ T2855]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  164.507121][ T2855]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  164.507125][ T2855]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  164.507127][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507128][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507132][ T2855]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  164.507135][ T2855]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  164.507138][ T2855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.507140][ T2855]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.507144][ T2855]  console_emit_next_record (kernel/printk/printk.c:3183)
[  164.507147][ T2855]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  164.507149][ T2855]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  164.507152][ T2855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.507154][ T2855]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  164.507158][ T2855]  console_flush_one_record (kernel/printk/printk.c:3268)
[  164.507162][ T2855]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  164.507164][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507169][ T2855]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  164.507172][ T2855]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  164.507174][ T2855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.507175][ T2855]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  164.507179][ T2855]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  164.507181][ T2855]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  164.507183][ T2855]  vprintk_emit (kernel/printk/printk.c:2479)
[  164.507187][ T2855]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  164.507189][ T2855]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  164.507192][ T2855]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  164.507201][ T2855]  _printk (kernel/printk/printk.c:2504)
[  164.507204][ T2855]  ? snapshot_read.cold (user.c:?)
[  164.507208][ T2855]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  164.507212][ T2855]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  164.507216][ T2855]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  164.507219][ T2855]  ? netdev_notice (net/core/dev.c:13194)
[  164.507221][ T2855]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  164.507225][ T2855]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  164.507230][ T2855]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  164.507233][ T2855]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  164.507236][ T2855]  netif_set_promiscuity (net/core/dev.c:9699)
[  164.507240][ T2855]  dev_set_promiscuity (net/core/dev_api.c:288)
[  164.507242][ T2855]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  164.507245][ T2855] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  164.507251][ T2855] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  164.507256][ T2855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.507258][ T2855]  notifier_call_chain (kernel/notifier.c:85)
[  164.507264][ T2855]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  164.507268][ T2855]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  164.507276][ T2855]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  164.507277][ T2855]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  164.507279][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507281][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507283][ T2855]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  164.507304][ T2855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  164.507306][ T2855]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  164.507309][ T2855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  164.507311][ T2855]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  164.507313][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507317][ T2855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  164.507319][ T2855]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  164.507321][ T2855]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  164.507323][ T2855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  164.507327][ T2855]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  164.507329][ T2855]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  164.507332][ T2855]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  164.507333][ T2855]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  164.507337][ T2855]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  164.507339][ T2855]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  164.507343][ T2855]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  164.507346][ T2855]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  164.507348][ T2855]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  164.507355][ T2855]  ? 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))
[  164.507357][ T2855]  ? 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))
[  164.507361][ T2855]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  164.507367][ T2855]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  164.507369][ T2855]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  164.507374][ T2855]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  164.507378][ T2855]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  164.507381][ T2855]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  164.507383][ T2855]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  164.507388][ T2855]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  164.507392][ T2855]  ____sys_sendmsg (net/socket.c:2713)
[  164.507394][ T2855]  ? copy_msghdr_from_user (net/socket.c:2650)
[  164.507397][ T2855]  ? sock_write_iter (net/socket.c:1269)
[  164.507398][ T2855]  ? move_addr_to_kernel (net/socket.c:258)
[  164.507405][ T2855]  ___sys_sendmsg (net/socket.c:2767)
[  164.507408][ T2855]  ? copy_msghdr_from_user (net/socket.c:2619)
[  164.507423][ T2855]  __sys_sendmsg (net/socket.c:2799)
[  164.507426][ T2855]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  164.507436][ T2855]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  164.507440][ T2855]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  164.507444][ T2855]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  164.507447][ T2855]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  164.507449][ T2855] RIP: 0033:0x7fa43a1c154e
[  164.507452][ T2855] 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
[  164.507454][ T2855] RSP: 002b:00007ffeb7a65c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  164.507457][ T2855] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa43a1c154e
[  164.507459][ T2855] RDX: 0000000000000000 RSI: 00007ffeb7a65cd0 RDI: 0000000000000005
[  164.507460][ T2855] RBP: 00007ffeb7a65c30 R08: 0000000000000000 R09: 0000000000000000
[  164.507460][ T2855] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed86
[  164.507461][ T2855] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb7a66390
| [  167.403492][ T2913] softirqs last disabled at (386138): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  167.403495][ T2913] Preemption disabled at:
| [  167.403495][ T2913] vprintk_emit (kernel/printk/printk.c:2471)
| [  167.403504][ T2913] Tainted: [W]=WARN
[  167.403505][ T2913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  167.403507][ T2913] Call Trace:
[  167.403508][ T2913]  <TASK>
[  167.403510][ T2913]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  167.403515][ T2913]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  167.403517][ T2913]  __might_resched.cold (kernel/sched/core.c:9234)
[  167.403522][ T2913]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  167.403526][ T2913]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  167.403531][ T2913]  __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))
[  167.403533][ T2913]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  167.403539][ T2913]  ? 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)
[  167.403542][ T2913]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  167.403546][ T2913]  put_chars (drivers/char/virtio_console.c:1176)
[  167.403548][ T2913]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  167.403551][ T2913]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  167.403554][ T2913]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  167.403557][ T2913]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  167.403561][ T2913]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  167.403565][ T2913]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  167.403567][ T2913]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  167.403569][ T2913]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  167.403573][ T2913]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  167.403575][ T2913]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  167.403579][ T2913]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  167.403583][ T2913]  console_emit_next_record (kernel/printk/printk.c:3183)
[  167.403587][ T2913]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  167.403589][ T2913]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  167.403592][ T2913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  167.403594][ T2913]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  167.403598][ T2913]  console_flush_one_record (kernel/printk/printk.c:3268)
[  167.403602][ T2913]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  167.403604][ T2913]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  167.403610][ T2913]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  167.403612][ T2913]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  167.403614][ T2913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  167.403616][ T2913]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  167.403620][ T2913]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  167.403622][ T2913]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  167.403624][ T2913]  vprintk_emit (kernel/printk/printk.c:2479)
[  167.403627][ T2913]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  167.403630][ T2913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  167.403631][ T2913]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  167.403636][ T2913]  _printk (kernel/printk/printk.c:2504)
[  167.403639][ T2913]  ? snapshot_read.cold (user.c:?)
[  167.403641][ T2913]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  167.403647][ T2913]  ? idr_get_free (??:?)
[  167.403651][ T2913]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  167.403660][ T2913]  ? nla_get_range_signed (lib/nlattr.c:270)
[  167.403666][ T2913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  167.403667][ T2913]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  167.403672][ T2913]  __nla_validate_parse (lib/nlattr.c:635)
[  167.403677][ T2913]  __nla_parse (lib/nlattr.c:732)
[  167.403679][ T2913]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  167.403684][ T2913]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  167.403688][ T2913]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  167.403695][ T2913]  ? security_capable (security/security.c:660 (discriminator 11))
[  167.403700][ T2913]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  167.403703][ T2913]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  167.403706][ T2913]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  167.403708][ T2913]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  167.403716][ T2913]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  167.403722][ T2913]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  167.403725][ T2913]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  167.403727][ T2913]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  167.403730][ T2913]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  167.403737][ T2913]  ? 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))
[  167.403739][ T2913]  ? 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))
[  167.403743][ T2913]  genl_rcv (net/netlink/genetlink.c:1218)
[  167.403746][ T2913]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  167.403749][ T2913]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  167.403753][ T2913]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  167.403757][ T2913]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  167.403760][ T2913]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  167.403762][ T2913]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  167.403765][ T2913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  167.403770][ T2913]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  167.403772][ T2913]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  167.403776][ T2913]  __sys_sendto (net/socket.c:2281)
[  167.403780][ T2913]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  167.403785][ T2913]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  167.403787][ T2913]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  167.403789][ T2913]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229)
[  167.403791][ T2913]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[  167.403798][ T2913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  167.403802][ T2913]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  167.403804][ T2913]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  167.403808][ T2913]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  167.403809][ T2913]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  167.403812][ T2913]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  167.403814][ T2913]  ? irq_exit_rcu (kernel/softirq.c:786)
[  167.403818][ T2913]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  167.403820][ T2913] RIP: 0033:0x7f2d0e2b0312
[  167.403824][ T2913] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  167.403825][ T2913] RSP: 002b:00007ffe5494d4f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  167.403828][ T2913] RAX: ffffffffffffffda RBX: 00007ffe5494d628 RCX: 00007f2d0e2b0312
[  167.403829][ T2913] RDX: 0000000000000044 RSI: 00007f2d09e92ba0 RDI: 0000000000000020
[  167.403830][ T2913] RBP: 00007ffe5494d520 R08: 00007ffe5494d6a0 R09: 000000000000000c
[  167.403831][ T2913] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2d0c11a120
[  167.403832][ T2913] R13: 00007ffe5494d628 R14: 00007f2d0dbcf01a R15: 00007ffe5494da18
| [  168.813658][ T2965] softirqs last disabled at (415836): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  168.813660][ T2965] Preemption disabled at:
| [  168.813660][ T2965] vprintk_emit (kernel/printk/printk.c:2471)
| [  168.813669][ T2965] Tainted: [W]=WARN
[  168.813670][ T2965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  168.813671][ T2965] Call Trace:
[  168.813673][ T2965]  <TASK>
[  168.813675][ T2965]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  168.813681][ T2965]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  168.813682][ T2965]  __might_resched.cold (kernel/sched/core.c:9234)
[  168.813687][ T2965]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  168.813692][ T2965]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  168.813696][ T2965]  __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))
[  168.813698][ T2965]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.813704][ T2965]  ? 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)
[  168.813707][ T2965]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.813711][ T2965]  put_chars (drivers/char/virtio_console.c:1176)
[  168.813713][ T2965]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  168.813716][ T2965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  168.813720][ T2965]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  168.813724][ T2965]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  168.813728][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.813730][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.813734][ T2965]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  168.813738][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.813740][ T2965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.813744][ T2965]  console_emit_next_record (kernel/printk/printk.c:3183)
[  168.813748][ T2965]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  168.813750][ T2965]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  168.813753][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.813755][ T2965]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.813759][ T2965]  console_flush_one_record (kernel/printk/printk.c:3268)
[  168.813763][ T2965]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  168.813765][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.813771][ T2965]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  168.813774][ T2965]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  168.813775][ T2965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.813777][ T2965]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  168.813781][ T2965]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  168.813783][ T2965]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  168.813786][ T2965]  vprintk_emit (kernel/printk/printk.c:2479)
[  168.813789][ T2965]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  168.813794][ T2965]  _printk (kernel/printk/printk.c:2504)
[  168.813798][ T2965]  ? snapshot_read.cold (user.c:?)
[  168.813800][ T2965]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  168.813804][ T2965]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  168.813808][ T2965]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  168.813809][ T2965]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  168.813813][ T2965]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  168.813817][ T2965]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  168.813820][ T2965]  ? netdev_notice (net/core/dev.c:13194)
[  168.813822][ T2965]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  168.813831][ T2965]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  168.813833][ T2965]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  168.813837][ T2965]  netif_set_promiscuity (net/core/dev.c:9699)
[  168.813841][ T2965]  dev_set_promiscuity (net/core/dev_api.c:288)
[  168.813842][ T2965]  ? dev_disable_lro (net/core/dev_api.c:267)
[  168.813845][ T2965] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  168.813850][ T2965] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  168.813855][ T2965] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  168.813859][ T2965]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  168.813863][ T2965] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  168.813869][ T2965]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  168.813873][ T2965]  ? __nla_validate_parse (lib/nlattr.c:635)
[  168.813879][ T2965]  ? __nla_parse (lib/nlattr.c:732)
[  168.813881][ T2965]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  168.813886][ T2965]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  168.813890][ T2965]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  168.813898][ T2965]  ? security_capable (security/security.c:660 (discriminator 11))
[  168.813902][ T2965]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  168.813906][ T2965]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  168.813908][ T2965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  168.813910][ T2965]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  168.813915][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.813920][ T2965]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  168.813924][ T2965]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  168.813926][ T2965]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  168.813929][ T2965]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  168.813936][ T2965]  ? 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))
[  168.813938][ T2965]  ? 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))
[  168.813942][ T2965]  genl_rcv (net/netlink/genetlink.c:1218)
[  168.813944][ T2965]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  168.813948][ T2965]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  168.813950][ T2965]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  168.813955][ T2965]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.813959][ T2965]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  168.813963][ T2965]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  168.813964][ T2965]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  168.813967][ T2965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  168.813972][ T2965]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  168.813975][ T2965]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  168.813979][ T2965]  __sys_sendto (net/socket.c:2281)
[  168.813982][ T2965]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  168.813987][ T2965]  ? do_futex (kernel/futex/syscalls.c:133)
[  168.813991][ T2965]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  168.813997][ T2965]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[  168.814004][ T2965]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  168.814006][ T2965]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  168.814010][ T2965]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  168.814012][ T2965]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  168.814015][ T2965]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  168.814017][ T2965]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  168.814019][ T2965]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  168.814021][ T2965] RIP: 0033:0x7f17d2e83312
[  168.814025][ T2965] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  168.814027][ T2965] RSP: 002b:00007ffeb53e4548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  168.814029][ T2965] RAX: ffffffffffffffda RBX: 00007ffeb53e4678 RCX: 00007f17d2e83312
[  168.814031][ T2965] RDX: 0000000000000030 RSI: 00007f17d02a8470 RDI: 0000000000000023
[  168.814032][ T2965] RBP: 00007ffeb53e4570 R08: 00007ffeb53e46f0 R09: 000000000000000c
[  168.814033][ T2965] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f17d0ce6200
[  168.814033][ T2965] R13: 00007ffeb53e4678 R14: 00007f17d27a201a R15: 00007ffeb53e4a68
| [  170.017757][ T3005] softirqs last disabled at (387815): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  170.017760][ T3005] Preemption disabled at:
| [  170.017760][ T3005] vprintk_emit (kernel/printk/printk.c:2471)
| [  170.017768][ T3005] Tainted: [W]=WARN
[  170.017769][ T3005] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  170.017771][ T3005] Call Trace:
[  170.017773][ T3005]  <TASK>
[  170.017774][ T3005]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  170.017780][ T3005]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  170.017782][ T3005]  __might_resched.cold (kernel/sched/core.c:9234)
[  170.017787][ T3005]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  170.017791][ T3005]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  170.017795][ T3005]  __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))
[  170.017797][ T3005]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.017804][ T3005]  ? 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)
[  170.017807][ T3005]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.017810][ T3005]  put_chars (drivers/char/virtio_console.c:1176)
[  170.017813][ T3005]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  170.017816][ T3005]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  170.017819][ T3005]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  170.017824][ T3005]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  170.017828][ T3005]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.017830][ T3005]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.017834][ T3005]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  170.017838][ T3005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.017840][ T3005]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.017844][ T3005]  console_emit_next_record (kernel/printk/printk.c:3183)
[  170.017849][ T3005]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  170.017850][ T3005]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  170.017854][ T3005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.017856][ T3005]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.017860][ T3005]  console_flush_one_record (kernel/printk/printk.c:3268)
[  170.017864][ T3005]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  170.017866][ T3005]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.017871][ T3005]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  170.017874][ T3005]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  170.017876][ T3005]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.017878][ T3005]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  170.017882][ T3005]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  170.017884][ T3005]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  170.017886][ T3005]  vprintk_emit (kernel/printk/printk.c:2479)
[  170.017890][ T3005]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  170.017895][ T3005]  _printk (kernel/printk/printk.c:2504)
[  170.017899][ T3005]  ? snapshot_read.cold (user.c:?)
[  170.017901][ T3005]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  170.017905][ T3005]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  170.017909][ T3005]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  170.017911][ T3005]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  170.017914][ T3005]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  170.017918][ T3005]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  170.017921][ T3005]  ? netdev_notice (net/core/dev.c:13194)
[  170.017923][ T3005]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  170.017932][ T3005]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  170.017935][ T3005]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  170.017939][ T3005]  netif_set_promiscuity (net/core/dev.c:9699)
[  170.017943][ T3005]  dev_set_promiscuity (net/core/dev_api.c:288)
[  170.017945][ T3005]  ? dev_disable_lro (net/core/dev_api.c:267)
[  170.017947][ T3005] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  170.017952][ T3005] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  170.017957][ T3005] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  170.017962][ T3005]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  170.017966][ T3005] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  170.017972][ T3005]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  170.017976][ T3005]  ? __nla_validate_parse (lib/nlattr.c:635)
[  170.017982][ T3005]  ? __nla_parse (lib/nlattr.c:732)
[  170.017984][ T3005]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  170.017989][ T3005]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  170.017993][ T3005]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  170.018001][ T3005]  ? security_capable (security/security.c:660 (discriminator 11))
[  170.018006][ T3005]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  170.018009][ T3005]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  170.018012][ T3005]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  170.018014][ T3005]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  170.018018][ T3005]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.018024][ T3005]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  170.018027][ T3005]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  170.018029][ T3005]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  170.018033][ T3005]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  170.018040][ T3005]  ? 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))
[  170.018042][ T3005]  ? 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))
[  170.018046][ T3005]  genl_rcv (net/netlink/genetlink.c:1218)
[  170.018048][ T3005]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  170.018052][ T3005]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  170.018056][ T3005]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.018060][ T3005]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  170.018064][ T3005]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  170.018066][ T3005]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  170.018069][ T3005]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  170.018074][ T3005]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  170.018077][ T3005]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  170.018081][ T3005]  __sys_sendto (net/socket.c:2281)
[  170.018084][ T3005]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  170.018095][ T3005]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  170.018101][ T3005]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  170.018103][ T3005]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  170.018107][ T3005]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  170.018109][ T3005]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  170.018112][ T3005]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  170.018114][ T3005]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  170.018116][ T3005]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  170.018119][ T3005] RIP: 0033:0x7f159991f312
[  170.018123][ T3005] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  170.018125][ T3005] RSP: 002b:00007fff4a13c778 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  170.018127][ T3005] RAX: ffffffffffffffda RBX: 00007fff4a13c8a8 RCX: 00007f159991f312
[  170.018129][ T3005] RDX: 0000000000000030 RSI: 00007f159555a370 RDI: 0000000000000023
[  170.018130][ T3005] RBP: 00007fff4a13c7a0 R08: 00007fff4a13c920 R09: 000000000000000c
[  170.018130][ T3005] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f15977822e0
[  170.018131][ T3005] R13: 00007fff4a13c8a8 R14: 00007f159923e01a R15: 00007fff4a13cc98
| [  176.799860][ T3128] softirqs last disabled at (34148): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  176.799862][ T3128] Preemption disabled at:
| [  176.799863][ T3128] vprintk_emit (kernel/printk/printk.c:2471)
| [  176.799872][ T3128] Tainted: [W]=WARN
[  176.799872][ T3128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  176.799874][ T3128] Call Trace:
[  176.799876][ T3128]  <TASK>
[  176.799877][ T3128]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  176.799884][ T3128]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  176.799886][ T3128]  __might_resched.cold (kernel/sched/core.c:9234)
[  176.799891][ T3128]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  176.799895][ T3128]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  176.799899][ T3128]  __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))
[  176.799901][ T3128]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  176.799907][ T3128]  ? 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)
[  176.799910][ T3128]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  176.799914][ T3128]  put_chars (drivers/char/virtio_console.c:1176)
[  176.799916][ T3128]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  176.799918][ T3128]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  176.799921][ T3128]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  176.799924][ T3128]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  176.799927][ T3128]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  176.799931][ T3128]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  176.799935][ T3128]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  176.799937][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.799939][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.799943][ T3128]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  176.799945][ T3128]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  176.799949][ T3128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  176.799951][ T3128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  176.799955][ T3128]  console_emit_next_record (kernel/printk/printk.c:3183)
[  176.799959][ T3128]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  176.799961][ T3128]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  176.799964][ T3128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  176.799966][ T3128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  176.799970][ T3128]  console_flush_one_record (kernel/printk/printk.c:3268)
[  176.799974][ T3128]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  176.799976][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.799981][ T3128]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  176.799984][ T3128]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  176.799986][ T3128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  176.799988][ T3128]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  176.799991][ T3128]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  176.799993][ T3128]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  176.799996][ T3128]  vprintk_emit (kernel/printk/printk.c:2479)
[  176.800000][ T3128]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  176.800002][ T3128]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  176.800005][ T3128]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  176.800014][ T3128]  _printk (kernel/printk/printk.c:2504)
[  176.800018][ T3128]  ? snapshot_read.cold (user.c:?)
[  176.800022][ T3128]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  176.800026][ T3128]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  176.800030][ T3128]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  176.800033][ T3128]  ? netdev_notice (net/core/dev.c:13194)
[  176.800035][ T3128]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  176.800039][ T3128]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  176.800044][ T3128]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  176.800047][ T3128]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  176.800050][ T3128]  netif_set_promiscuity (net/core/dev.c:9699)
[  176.800054][ T3128]  dev_set_promiscuity (net/core/dev_api.c:288)
[  176.800056][ T3128]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  176.800059][ T3128] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  176.800066][ T3128] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  176.800070][ T3128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  176.800072][ T3128]  notifier_call_chain (kernel/notifier.c:85)
[  176.800078][ T3128]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  176.800083][ T3128]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  176.800090][ T3128]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  176.800092][ T3128]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  176.800094][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.800095][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.800098][ T3128]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  176.800119][ T3128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  176.800121][ T3128]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  176.800124][ T3128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  176.800126][ T3128]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  176.800128][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.800132][ T3128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  176.800134][ T3128]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  176.800136][ T3128]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  176.800138][ T3128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  176.800142][ T3128]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  176.800144][ T3128]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  176.800147][ T3128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  176.800149][ T3128]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  176.800153][ T3128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  176.800155][ T3128]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  176.800159][ T3128]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  176.800162][ T3128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  176.800165][ T3128]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  176.800171][ T3128]  ? 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))
[  176.800173][ T3128]  ? 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))
[  176.800178][ T3128]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  176.800181][ T3128]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  176.800184][ T3128]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  176.800188][ T3128]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  176.800192][ T3128]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  176.800196][ T3128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  176.800198][ T3128]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  176.800203][ T3128]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  176.800207][ T3128]  ____sys_sendmsg (net/socket.c:2713)
[  176.800210][ T3128]  ? copy_msghdr_from_user (net/socket.c:2650)
[  176.800212][ T3128]  ? sock_write_iter (net/socket.c:1269)
[  176.800214][ T3128]  ? move_addr_to_kernel (net/socket.c:258)
[  176.800221][ T3128]  ___sys_sendmsg (net/socket.c:2767)
[  176.800224][ T3128]  ? copy_msghdr_from_user (net/socket.c:2619)
[  176.800239][ T3128]  __sys_sendmsg (net/socket.c:2799)
[  176.800242][ T3128]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  176.800248][ T3128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  176.800251][ T3128]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  176.800255][ T3128]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  176.800258][ T3128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  176.800261][ T3128] RIP: 0033:0x7f2a9dd1654e
[  176.800264][ T3128] 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
[  176.800266][ T3128] RSP: 002b:00007fffa24c79e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  176.800269][ T3128] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2a9dd1654e
[  176.800271][ T3128] RDX: 0000000000000000 RSI: 00007fffa24c7a90 RDI: 0000000000000005
[  176.800271][ T3128] RBP: 00007fffa24c79f0 R08: 0000000000000000 R09: 0000000000000000
[  176.800272][ T3128] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ed93
[  176.800273][ T3128] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa24c8150
| [  179.659153][ T3186] softirqs last disabled at (390898): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  179.659156][ T3186] Preemption disabled at:
| [  179.659156][ T3186] vprintk_emit (kernel/printk/printk.c:2471)
| [  179.659165][ T3186] Tainted: [W]=WARN
[  179.659166][ T3186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  179.659168][ T3186] Call Trace:
[  179.659169][ T3186]  <TASK>
[  179.659171][ T3186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  179.659177][ T3186]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  179.659178][ T3186]  __might_resched.cold (kernel/sched/core.c:9234)
[  179.659183][ T3186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  179.659187][ T3186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  179.659192][ T3186]  __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))
[  179.659194][ T3186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  179.659200][ T3186]  ? 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)
[  179.659203][ T3186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  179.659207][ T3186]  put_chars (drivers/char/virtio_console.c:1176)
[  179.659209][ T3186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  179.659212][ T3186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  179.659215][ T3186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  179.659218][ T3186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  179.659222][ T3186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  179.659226][ T3186]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  179.659228][ T3186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  179.659230][ T3186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  179.659234][ T3186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  179.659236][ T3186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  179.659240][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.659244][ T3186]  console_emit_next_record (kernel/printk/printk.c:3183)
[  179.659248][ T3186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  179.659250][ T3186]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  179.659254][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.659255][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  179.659259][ T3186]  console_flush_one_record (kernel/printk/printk.c:3268)
[  179.659264][ T3186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  179.659266][ T3186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  179.659271][ T3186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  179.659274][ T3186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  179.659276][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.659277][ T3186]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  179.659281][ T3186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  179.659283][ T3186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  179.659286][ T3186]  vprintk_emit (kernel/printk/printk.c:2479)
[  179.659289][ T3186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  179.659291][ T3186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  179.659293][ T3186]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  179.659297][ T3186]  _printk (kernel/printk/printk.c:2504)
[  179.659301][ T3186]  ? snapshot_read.cold (user.c:?)
[  179.659302][ T3186]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  179.659308][ T3186]  ? idr_get_free (??:?)
[  179.659313][ T3186]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  179.659321][ T3186]  ? nla_get_range_signed (lib/nlattr.c:270)
[  179.659327][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  179.659329][ T3186]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  179.659333][ T3186]  __nla_validate_parse (lib/nlattr.c:635)
[  179.659338][ T3186]  __nla_parse (lib/nlattr.c:732)
[  179.659341][ T3186]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  179.659346][ T3186]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  179.659349][ T3186]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  179.659357][ T3186]  ? security_capable (security/security.c:660 (discriminator 11))
[  179.659365][ T3186]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  179.659369][ T3186]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  179.659372][ T3186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  179.659374][ T3186]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  179.659382][ T3186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  179.659388][ T3186]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  179.659391][ T3186]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  179.659393][ T3186]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  179.659396][ T3186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  179.659403][ T3186]  ? 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))
[  179.659405][ T3186]  ? 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))
[  179.659409][ T3186]  genl_rcv (net/netlink/genetlink.c:1218)
[  179.659412][ T3186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  179.659416][ T3186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  179.659419][ T3186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  179.659423][ T3186]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  179.659427][ T3186]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  179.659428][ T3186]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  179.659431][ T3186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  179.659436][ T3186]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  179.659439][ T3186]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  179.659443][ T3186]  __sys_sendto (net/socket.c:2281)
[  179.659446][ T3186]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  179.659457][ T3186]  ? fput_close_sync (fs/file_table.c:617)
[  179.659460][ T3186]  ? alloc_file_clone (fs/file_table.c:479)
[  179.659464][ T3186]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  179.659467][ T3186]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  179.659470][ T3186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  179.659473][ T3186]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  179.659475][ T3186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  179.659477][ T3186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  179.659480][ T3186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  179.659482][ T3186] RIP: 0033:0x7f58fe14f312
[  179.659494][ T3186] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  179.659496][ T3186] RSP: 002b:00007ffc1ba43148 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  179.659498][ T3186] RAX: ffffffffffffffda RBX: 00007ffc1ba43278 RCX: 00007f58fe14f312
[  179.659499][ T3186] RDX: 0000000000000044 RSI: 00007f58fbeab8c0 RDI: 0000000000000020
[  179.659500][ T3186] RBP: 00007ffc1ba43170 R08: 00007ffc1ba432f0 R09: 000000000000000c
[  179.659501][ T3186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f58fbfb2120
[  179.659502][ T3186] R13: 00007ffc1ba43278 R14: 00007f58fda6e01a R15: 00007ffc1ba43668
| [  180.871045][ T3234] softirqs last disabled at (370628): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  180.871047][ T3234] Preemption disabled at:
| [  180.871048][ T3234] vprintk_emit (kernel/printk/printk.c:2471)
| [  180.871057][ T3234] Tainted: [W]=WARN
[  180.871058][ T3234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  180.871060][ T3234] Call Trace:
[  180.871062][ T3234]  <TASK>
[  180.871063][ T3234]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  180.871069][ T3234]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  180.871071][ T3234]  __might_resched.cold (kernel/sched/core.c:9234)
[  180.871076][ T3234]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  180.871080][ T3234]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  180.871084][ T3234]  __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))
[  180.871086][ T3234]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.871093][ T3234]  ? 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)
[  180.871096][ T3234]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.871099][ T3234]  put_chars (drivers/char/virtio_console.c:1176)
[  180.871102][ T3234]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  180.871105][ T3234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  180.871108][ T3234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  180.871113][ T3234]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  180.871117][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.871118][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.871123][ T3234]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  180.871127][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.871129][ T3234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.871133][ T3234]  console_emit_next_record (kernel/printk/printk.c:3183)
[  180.871137][ T3234]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  180.871139][ T3234]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  180.871142][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.871144][ T3234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.871148][ T3234]  console_flush_one_record (kernel/printk/printk.c:3268)
[  180.871152][ T3234]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  180.871154][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.871160][ T3234]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  180.871163][ T3234]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  180.871165][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.871166][ T3234]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  180.871170][ T3234]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  180.871172][ T3234]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  180.871174][ T3234]  vprintk_emit (kernel/printk/printk.c:2479)
[  180.871178][ T3234]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  180.871183][ T3234]  _printk (kernel/printk/printk.c:2504)
[  180.871186][ T3234]  ? snapshot_read.cold (user.c:?)
[  180.871189][ T3234]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  180.871192][ T3234]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  180.871196][ T3234]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  180.871198][ T3234]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  180.871202][ T3234]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  180.871206][ T3234]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  180.871209][ T3234]  ? netdev_notice (net/core/dev.c:13194)
[  180.871210][ T3234]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  180.871219][ T3234]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  180.871222][ T3234]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  180.871226][ T3234]  netif_set_promiscuity (net/core/dev.c:9699)
[  180.871229][ T3234]  dev_set_promiscuity (net/core/dev_api.c:288)
[  180.871231][ T3234]  ? dev_disable_lro (net/core/dev_api.c:267)
[  180.871234][ T3234] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  180.871239][ T3234] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  180.871244][ T3234] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  180.871248][ T3234]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  180.871253][ T3234] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  180.871259][ T3234]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  180.871262][ T3234]  ? __nla_validate_parse (lib/nlattr.c:635)
[  180.871268][ T3234]  ? __nla_parse (lib/nlattr.c:732)
[  180.871271][ T3234]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  180.871275][ T3234]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  180.871279][ T3234]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  180.871287][ T3234]  ? security_capable (security/security.c:660 (discriminator 11))
[  180.871291][ T3234]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  180.871295][ T3234]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  180.871298][ T3234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  180.871300][ T3234]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  180.871304][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.871309][ T3234]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  180.871313][ T3234]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.871315][ T3234]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  180.871318][ T3234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  180.871325][ T3234]  ? 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))
[  180.871328][ T3234]  ? 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))
[  180.871332][ T3234]  genl_rcv (net/netlink/genetlink.c:1218)
[  180.871334][ T3234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.871338][ T3234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  180.871342][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.871345][ T3234]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.871349][ T3234]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  180.871351][ T3234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  180.871354][ T3234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  180.871359][ T3234]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  180.871365][ T3234]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  180.871369][ T3234]  __sys_sendto (net/socket.c:2281)
[  180.871372][ T3234]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  180.871378][ T3234]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  180.871386][ T3234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  180.871390][ T3234]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  180.871392][ T3234]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  180.871396][ T3234]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  180.871399][ T3234]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  180.871402][ T3234]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  180.871404][ T3234]  ? irq_exit_rcu (kernel/softirq.c:786)
[  180.871408][ T3234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.871410][ T3234] RIP: 0033:0x7fa68f848312
[  180.871414][ T3234] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  180.871416][ T3234] RSP: 002b:00007ffddf6ed6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  180.871419][ T3234] RAX: ffffffffffffffda RBX: 00007ffddf6ed818 RCX: 00007fa68f848312
[  180.871420][ T3234] RDX: 0000000000000030 RSI: 00007fa68d59aa70 RDI: 0000000000000023
[  180.871421][ T3234] RBP: 00007ffddf6ed710 R08: 00007ffddf6ed890 R09: 000000000000000c
[  180.871422][ T3234] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa68d6b2200
[  180.871423][ T3234] R13: 00007ffddf6ed818 R14: 00007fa68f16701a R15: 00007ffddf6edc08
| [  182.037018][ T3272] softirqs last disabled at (385492): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  182.037020][ T3272] Preemption disabled at:
| [  182.037021][ T3272] vprintk_emit (kernel/printk/printk.c:2471)
| [  182.037030][ T3272] Tainted: [W]=WARN
[  182.037031][ T3272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  182.037032][ T3272] Call Trace:
[  182.037034][ T3272]  <TASK>
[  182.037035][ T3272]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  182.037042][ T3272]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  182.037043][ T3272]  __might_resched.cold (kernel/sched/core.c:9234)
[  182.037049][ T3272]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  182.037053][ T3272]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  182.037057][ T3272]  __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))
[  182.037059][ T3272]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  182.037066][ T3272]  ? 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)
[  182.037069][ T3272]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  182.037072][ T3272]  put_chars (drivers/char/virtio_console.c:1176)
[  182.037075][ T3272]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  182.037078][ T3272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  182.037081][ T3272]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  182.037086][ T3272]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  182.037090][ T3272]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  182.037092][ T3272]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  182.037096][ T3272]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  182.037100][ T3272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  182.037102][ T3272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  182.037106][ T3272]  console_emit_next_record (kernel/printk/printk.c:3183)
[  182.037110][ T3272]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  182.037112][ T3272]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  182.037115][ T3272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  182.037117][ T3272]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  182.037121][ T3272]  console_flush_one_record (kernel/printk/printk.c:3268)
[  182.037126][ T3272]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  182.037128][ T3272]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  182.037133][ T3272]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  182.037136][ T3272]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  182.037138][ T3272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  182.037139][ T3272]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  182.037143][ T3272]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  182.037145][ T3272]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  182.037148][ T3272]  vprintk_emit (kernel/printk/printk.c:2479)
[  182.037151][ T3272]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  182.037156][ T3272]  _printk (kernel/printk/printk.c:2504)
[  182.037160][ T3272]  ? snapshot_read.cold (user.c:?)
[  182.037163][ T3272]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  182.037166][ T3272]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  182.037170][ T3272]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  182.037172][ T3272]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  182.037176][ T3272]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  182.037179][ T3272]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  182.037183][ T3272]  ? netdev_notice (net/core/dev.c:13194)
[  182.037184][ T3272]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  182.037193][ T3272]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  182.037196][ T3272]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  182.037199][ T3272]  netif_set_promiscuity (net/core/dev.c:9699)
[  182.037203][ T3272]  dev_set_promiscuity (net/core/dev_api.c:288)
[  182.037205][ T3272]  ? dev_disable_lro (net/core/dev_api.c:267)
[  182.037208][ T3272] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  182.037213][ T3272] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  182.037218][ T3272] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  182.037222][ T3272]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  182.037227][ T3272] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  182.037233][ T3272]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  182.037236][ T3272]  ? __nla_validate_parse (lib/nlattr.c:635)
[  182.037252][ T3272]  ? __nla_parse (lib/nlattr.c:732)
[  182.037254][ T3272]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  182.037259][ T3272]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  182.037263][ T3272]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  182.037271][ T3272]  ? security_capable (security/security.c:660 (discriminator 11))
[  182.037275][ T3272]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  182.037279][ T3272]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  182.037281][ T3272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  182.037283][ T3272]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  182.037288][ T3272]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  182.037293][ T3272]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  182.037297][ T3272]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  182.037299][ T3272]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  182.037302][ T3272]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  182.037309][ T3272]  ? 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))
[  182.037311][ T3272]  ? 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))
[  182.037315][ T3272]  genl_rcv (net/netlink/genetlink.c:1218)
[  182.037317][ T3272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  182.037321][ T3272]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  182.037325][ T3272]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  182.037329][ T3272]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  182.037333][ T3272]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  182.037334][ T3272]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  182.037337][ T3272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  182.037342][ T3272]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  182.037345][ T3272]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  182.037349][ T3272]  __sys_sendto (net/socket.c:2281)
[  182.037352][ T3272]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  182.037358][ T3272]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  182.037369][ T3272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  182.037373][ T3272]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  182.037375][ T3272]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  182.037379][ T3272]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  182.037383][ T3272]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  182.037385][ T3272]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  182.037387][ T3272]  ? irq_exit_rcu (kernel/softirq.c:786)
[  182.037391][ T3272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  182.037393][ T3272] RIP: 0033:0x7f684e792312
[  182.037397][ T3272] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  182.037399][ T3272] RSP: 002b:00007ffd7a8e5908 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  182.037401][ T3272] RAX: ffffffffffffffda RBX: 00007ffd7a8e5a38 RCX: 00007f684e792312
[  182.037403][ T3272] RDX: 0000000000000030 RSI: 00007f684a3aa770 RDI: 0000000000000023
[  182.037404][ T3272] RBP: 00007ffd7a8e5930 R08: 00007ffd7a8e5ab0 R09: 000000000000000c
[  182.037405][ T3272] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f684c5f22e0
[  182.037405][ T3272] R13: 00007ffd7a8e5a38 R14: 00007f684e0b101a R15: 00007ffd7a8e5e28
| [  191.622386][ T3416] softirqs last disabled at (24338): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  191.622389][ T3416] Preemption disabled at:
| [  191.622389][ T3416] vprintk_emit (kernel/printk/printk.c:2471)
| [  191.622398][ T3416] Tainted: [W]=WARN
[  191.622399][ T3416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  191.622401][ T3416] Call Trace:
[  191.622402][ T3416]  <TASK>
[  191.622404][ T3416]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  191.622410][ T3416]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  191.622411][ T3416]  __might_resched.cold (kernel/sched/core.c:9234)
[  191.622416][ T3416]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  191.622420][ T3416]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  191.622425][ T3416]  __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))
[  191.622427][ T3416]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  191.622433][ T3416]  ? 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)
[  191.622436][ T3416]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  191.622439][ T3416]  put_chars (drivers/char/virtio_console.c:1176)
[  191.622441][ T3416]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  191.622443][ T3416]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  191.622446][ T3416]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  191.622449][ T3416]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  191.622452][ T3416]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  191.622456][ T3416]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  191.622460][ T3416]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  191.622462][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622464][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622468][ T3416]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  191.622470][ T3416]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  191.622474][ T3416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.622476][ T3416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.622480][ T3416]  console_emit_next_record (kernel/printk/printk.c:3183)
[  191.622484][ T3416]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  191.622486][ T3416]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  191.622489][ T3416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.622491][ T3416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  191.622495][ T3416]  console_flush_one_record (kernel/printk/printk.c:3268)
[  191.622499][ T3416]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  191.622501][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622506][ T3416]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  191.622509][ T3416]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  191.622511][ T3416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.622512][ T3416]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  191.622516][ T3416]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  191.622518][ T3416]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  191.622521][ T3416]  vprintk_emit (kernel/printk/printk.c:2479)
[  191.622524][ T3416]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  191.622531][ T3416]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  191.622534][ T3416]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  191.622543][ T3416]  _printk (kernel/printk/printk.c:2504)
[  191.622546][ T3416]  ? snapshot_read.cold (user.c:?)
[  191.622550][ T3416]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  191.622554][ T3416]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  191.622558][ T3416]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  191.622561][ T3416]  ? netdev_notice (net/core/dev.c:13194)
[  191.622563][ T3416]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  191.622567][ T3416]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  191.622572][ T3416]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  191.622575][ T3416]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  191.622578][ T3416]  netif_set_promiscuity (net/core/dev.c:9699)
[  191.622582][ T3416]  dev_set_promiscuity (net/core/dev_api.c:288)
[  191.622584][ T3416]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  191.622587][ T3416] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  191.622594][ T3416] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  191.622598][ T3416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.622600][ T3416]  notifier_call_chain (kernel/notifier.c:85)
[  191.622606][ T3416]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  191.622611][ T3416]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  191.622618][ T3416]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  191.622620][ T3416]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  191.622622][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622623][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622626][ T3416]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  191.622647][ T3416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  191.622649][ T3416]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  191.622652][ T3416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  191.622654][ T3416]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  191.622656][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622661][ T3416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  191.622662][ T3416]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  191.622664][ T3416]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  191.622666][ T3416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  191.622670][ T3416]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  191.622672][ T3416]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  191.622675][ T3416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  191.622676][ T3416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  191.622681][ T3416]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  191.622683][ T3416]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  191.622686][ T3416]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  191.622689][ T3416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  191.622692][ T3416]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  191.622699][ T3416]  ? 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))
[  191.622701][ T3416]  ? 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))
[  191.622705][ T3416]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  191.622709][ T3416]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  191.622712][ T3416]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  191.622716][ T3416]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  191.622720][ T3416]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  191.622724][ T3416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  191.622726][ T3416]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  191.622731][ T3416]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  191.622735][ T3416]  ____sys_sendmsg (net/socket.c:2713)
[  191.622737][ T3416]  ? copy_msghdr_from_user (net/socket.c:2650)
[  191.622739][ T3416]  ? sock_write_iter (net/socket.c:1269)
[  191.622741][ T3416]  ? move_addr_to_kernel (net/socket.c:258)
[  191.622748][ T3416]  ___sys_sendmsg (net/socket.c:2767)
[  191.622751][ T3416]  ? copy_msghdr_from_user (net/socket.c:2619)
[  191.622767][ T3416]  __sys_sendmsg (net/socket.c:2799)
[  191.622770][ T3416]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  191.622776][ T3416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  191.622779][ T3416]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  191.622783][ T3416]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  191.622786][ T3416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  191.622788][ T3416] RIP: 0033:0x7f28ae57754e
[  191.622792][ T3416] 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
[  191.622793][ T3416] RSP: 002b:00007ffcd505b3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  191.622796][ T3416] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f28ae57754e
[  191.622798][ T3416] RDX: 0000000000000000 RSI: 00007ffcd505b450 RDI: 0000000000000005
[  191.622798][ T3416] RBP: 00007ffcd505b3b0 R08: 0000000000000000 R09: 0000000000000000
[  191.622799][ T3416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eda1
[  191.622800][ T3416] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd505bb10
| [  194.588896][ T3473] softirqs last disabled at (390142): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  194.588898][ T3473] Preemption disabled at:
| [  194.588899][ T3473] vprintk_emit (kernel/printk/printk.c:2471)
| [  194.588907][ T3473] Tainted: [W]=WARN
[  194.588908][ T3473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  194.588910][ T3473] Call Trace:
[  194.588912][ T3473]  <TASK>
[  194.588913][ T3473]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  194.588919][ T3473]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  194.588921][ T3473]  __might_resched.cold (kernel/sched/core.c:9234)
[  194.588926][ T3473]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  194.588930][ T3473]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  194.588935][ T3473]  __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))
[  194.588937][ T3473]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  194.588943][ T3473]  ? 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)
[  194.588946][ T3473]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  194.588950][ T3473]  put_chars (drivers/char/virtio_console.c:1176)
[  194.588952][ T3473]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  194.588955][ T3473]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  194.588958][ T3473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  194.588961][ T3473]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  194.588965][ T3473]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  194.588969][ T3473]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  194.588971][ T3473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  194.588973][ T3473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  194.588977][ T3473]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  194.588979][ T3473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  194.588983][ T3473]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.588987][ T3473]  console_emit_next_record (kernel/printk/printk.c:3183)
[  194.588991][ T3473]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  194.588993][ T3473]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  194.588996][ T3473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.588998][ T3473]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  194.589002][ T3473]  console_flush_one_record (kernel/printk/printk.c:3268)
[  194.589006][ T3473]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  194.589008][ T3473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  194.589013][ T3473]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  194.589016][ T3473]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  194.589018][ T3473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.589019][ T3473]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  194.589023][ T3473]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  194.589025][ T3473]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  194.589028][ T3473]  vprintk_emit (kernel/printk/printk.c:2479)
[  194.589031][ T3473]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  194.589033][ T3473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  194.589035][ T3473]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  194.589039][ T3473]  _printk (kernel/printk/printk.c:2504)
[  194.589043][ T3473]  ? snapshot_read.cold (user.c:?)
[  194.589044][ T3473]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  194.589050][ T3473]  ? idr_get_free (??:?)
[  194.589055][ T3473]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  194.589063][ T3473]  ? nla_get_range_signed (lib/nlattr.c:270)
[  194.589069][ T3473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  194.589071][ T3473]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  194.589075][ T3473]  __nla_validate_parse (lib/nlattr.c:635)
[  194.589080][ T3473]  __nla_parse (lib/nlattr.c:732)
[  194.589083][ T3473]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  194.589088][ T3473]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  194.589091][ T3473]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  194.589099][ T3473]  ? security_capable (security/security.c:660 (discriminator 11))
[  194.589104][ T3473]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  194.589107][ T3473]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  194.589110][ T3473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  194.589113][ T3473]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  194.589120][ T3473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  194.589126][ T3473]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  194.589129][ T3473]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  194.589131][ T3473]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  194.589134][ T3473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  194.589141][ T3473]  ? 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))
[  194.589143][ T3473]  ? 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))
[  194.589147][ T3473]  genl_rcv (net/netlink/genetlink.c:1218)
[  194.589150][ T3473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  194.589154][ T3473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  194.589157][ T3473]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  194.589161][ T3473]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  194.589165][ T3473]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  194.589167][ T3473]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  194.589170][ T3473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  194.589174][ T3473]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  194.589177][ T3473]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  194.589181][ T3473]  __sys_sendto (net/socket.c:2281)
[  194.589184][ T3473]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  194.589195][ T3473]  ? fput_close_sync (fs/file_table.c:617)
[  194.589198][ T3473]  ? alloc_file_clone (fs/file_table.c:479)
[  194.589202][ T3473]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  194.589204][ T3473]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  194.589208][ T3473]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  194.589211][ T3473]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  194.589213][ T3473]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  194.589215][ T3473]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  194.589218][ T3473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  194.589220][ T3473] RIP: 0033:0x7fd35b7b3312
[  194.589223][ T3473] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  194.589225][ T3473] RSP: 002b:00007fffff2a66e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  194.589228][ T3473] RAX: ffffffffffffffda RBX: 00007fffff2a6818 RCX: 00007fd35b7b3312
[  194.589229][ T3473] RDX: 0000000000000044 RSI: 00007fd35838ae20 RDI: 0000000000000020
[  194.589230][ T3473] RBP: 00007fffff2a6710 R08: 00007fffff2a6890 R09: 000000000000000c
[  194.589231][ T3473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd3596160b0
[  194.589232][ T3473] R13: 00007fffff2a6818 R14: 00007fd35b0d201a R15: 00007fffff2a6c08
| [  195.965991][ T3527] softirqs last disabled at (396458): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  195.965994][ T3527] Preemption disabled at:
| [  195.965994][ T3527] vprintk_emit (kernel/printk/printk.c:2471)
| [  195.966003][ T3527] Tainted: [W]=WARN
[  195.966004][ T3527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  195.966006][ T3527] Call Trace:
[  195.966007][ T3527]  <TASK>
[  195.966009][ T3527]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  195.966016][ T3527]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  195.966018][ T3527]  __might_resched.cold (kernel/sched/core.c:9234)
[  195.966024][ T3527]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  195.966028][ T3527]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  195.966033][ T3527]  __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))
[  195.966035][ T3527]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  195.966044][ T3527]  ? 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)
[  195.966048][ T3527]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  195.966053][ T3527]  put_chars (drivers/char/virtio_console.c:1176)
[  195.966056][ T3527]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  195.966060][ T3527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  195.966063][ T3527]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  195.966068][ T3527]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  195.966072][ T3527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.966074][ T3527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.966078][ T3527]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  195.966082][ T3527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.966084][ T3527]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  195.966088][ T3527]  console_emit_next_record (kernel/printk/printk.c:3183)
[  195.966092][ T3527]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  195.966094][ T3527]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  195.966097][ T3527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.966099][ T3527]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  195.966103][ T3527]  console_flush_one_record (kernel/printk/printk.c:3268)
[  195.966107][ T3527]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  195.966109][ T3527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.966115][ T3527]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  195.966118][ T3527]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  195.966120][ T3527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.966121][ T3527]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  195.966125][ T3527]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  195.966127][ T3527]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  195.966130][ T3527]  vprintk_emit (kernel/printk/printk.c:2479)
[  195.966133][ T3527]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  195.966138][ T3527]  _printk (kernel/printk/printk.c:2504)
[  195.966142][ T3527]  ? snapshot_read.cold (user.c:?)
[  195.966144][ T3527]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  195.966147][ T3527]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  195.966151][ T3527]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  195.966153][ T3527]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  195.966157][ T3527]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  195.966161][ T3527]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  195.966164][ T3527]  ? netdev_notice (net/core/dev.c:13194)
[  195.966166][ T3527]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  195.966175][ T3527]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  195.966178][ T3527]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  195.966181][ T3527]  netif_set_promiscuity (net/core/dev.c:9699)
[  195.966185][ T3527]  dev_set_promiscuity (net/core/dev_api.c:288)
[  195.966187][ T3527]  ? dev_disable_lro (net/core/dev_api.c:267)
[  195.966189][ T3527] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  195.966194][ T3527] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  195.966199][ T3527] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  195.966204][ T3527]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  195.966208][ T3527] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  195.966215][ T3527]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  195.966219][ T3527]  ? __nla_validate_parse (lib/nlattr.c:635)
[  195.966225][ T3527]  ? __nla_parse (lib/nlattr.c:732)
[  195.966227][ T3527]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  195.966232][ T3527]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  195.966236][ T3527]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  195.966244][ T3527]  ? security_capable (security/security.c:660 (discriminator 11))
[  195.966248][ T3527]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  195.966252][ T3527]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  195.966254][ T3527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  195.966257][ T3527]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  195.966261][ T3527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.966266][ T3527]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  195.966270][ T3527]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  195.966272][ T3527]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  195.966275][ T3527]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  195.966283][ T3527]  ? 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))
[  195.966285][ T3527]  ? 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))
[  195.966289][ T3527]  genl_rcv (net/netlink/genetlink.c:1218)
[  195.966291][ T3527]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  195.966295][ T3527]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  195.966299][ T3527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.966303][ T3527]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  195.966307][ T3527]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  195.966308][ T3527]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  195.966311][ T3527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  195.966316][ T3527]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  195.966319][ T3527]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  195.966323][ T3527]  __sys_sendto (net/socket.c:2281)
[  195.966326][ T3527]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  195.966332][ T3527]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  195.966341][ T3527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  195.966344][ T3527]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  195.966347][ T3527]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  195.966351][ T3527]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  195.966354][ T3527]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  195.966356][ T3527]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  195.966358][ T3527]  ? irq_exit_rcu (kernel/softirq.c:786)
[  195.966367][ T3527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  195.966369][ T3527] RIP: 0033:0x7fd9fc8d7312
[  195.966373][ T3527] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  195.966375][ T3527] RSP: 002b:00007fff2d7f1c38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  195.966378][ T3527] RAX: ffffffffffffffda RBX: 00007fff2d7f1d68 RCX: 00007fd9fc8d7312
[  195.966379][ T3527] RDX: 0000000000000030 RSI: 00007fd9f84ec2b0 RDI: 0000000000000023
[  195.966380][ T3527] RBP: 00007fff2d7f1c60 R08: 00007fff2d7f1de0 R09: 000000000000000c
[  195.966381][ T3527] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd9fa73a190
[  195.966382][ T3527] R13: 00007fff2d7f1d68 R14: 00007fd9fc1f601a R15: 00007fff2d7f2158
| [  197.092523][ T3567] softirqs last disabled at (389405): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  197.092526][ T3567] Preemption disabled at:
| [  197.092527][ T3567] vprintk_emit (kernel/printk/printk.c:2471)
| [  197.092535][ T3567] Tainted: [W]=WARN
[  197.092536][ T3567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  197.092538][ T3567] Call Trace:
[  197.092539][ T3567]  <TASK>
[  197.092541][ T3567]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  197.092552][ T3567]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  197.092553][ T3567]  __might_resched.cold (kernel/sched/core.c:9234)
[  197.092558][ T3567]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  197.092562][ T3567]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  197.092567][ T3567]  __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))
[  197.092569][ T3567]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  197.092575][ T3567]  ? 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)
[  197.092578][ T3567]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  197.092582][ T3567]  put_chars (drivers/char/virtio_console.c:1176)
[  197.092584][ T3567]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  197.092587][ T3567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  197.092590][ T3567]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  197.092595][ T3567]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  197.092599][ T3567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  197.092601][ T3567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  197.092605][ T3567]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  197.092609][ T3567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  197.092611][ T3567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  197.092615][ T3567]  console_emit_next_record (kernel/printk/printk.c:3183)
[  197.092619][ T3567]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  197.092621][ T3567]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  197.092624][ T3567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  197.092626][ T3567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  197.092630][ T3567]  console_flush_one_record (kernel/printk/printk.c:3268)
[  197.092634][ T3567]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  197.092636][ T3567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  197.092642][ T3567]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  197.092644][ T3567]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  197.092646][ T3567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  197.092648][ T3567]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  197.092652][ T3567]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  197.092654][ T3567]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  197.092657][ T3567]  vprintk_emit (kernel/printk/printk.c:2479)
[  197.092660][ T3567]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  197.092665][ T3567]  _printk (kernel/printk/printk.c:2504)
[  197.092669][ T3567]  ? snapshot_read.cold (user.c:?)
[  197.092672][ T3567]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  197.092675][ T3567]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  197.092679][ T3567]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  197.092680][ T3567]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  197.092684][ T3567]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  197.092688][ T3567]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  197.092691][ T3567]  ? netdev_notice (net/core/dev.c:13194)
[  197.092693][ T3567]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  197.092701][ T3567]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  197.092704][ T3567]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  197.092708][ T3567]  netif_set_promiscuity (net/core/dev.c:9699)
[  197.092711][ T3567]  dev_set_promiscuity (net/core/dev_api.c:288)
[  197.092713][ T3567]  ? dev_disable_lro (net/core/dev_api.c:267)
[  197.092716][ T3567] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  197.092721][ T3567] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  197.092725][ T3567] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  197.092730][ T3567]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  197.092734][ T3567] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  197.092740][ T3567]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  197.092743][ T3567]  ? __nla_validate_parse (lib/nlattr.c:635)
[  197.092749][ T3567]  ? __nla_parse (lib/nlattr.c:732)
[  197.092752][ T3567]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  197.092757][ T3567]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  197.092760][ T3567]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  197.092768][ T3567]  ? security_capable (security/security.c:660 (discriminator 11))
[  197.092773][ T3567]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  197.092776][ T3567]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  197.092779][ T3567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  197.092781][ T3567]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  197.092785][ T3567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  197.092791][ T3567]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  197.092794][ T3567]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  197.092796][ T3567]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  197.092799][ T3567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  197.092807][ T3567]  ? 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))
[  197.092808][ T3567]  ? 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))
[  197.092813][ T3567]  genl_rcv (net/netlink/genetlink.c:1218)
[  197.092815][ T3567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  197.092819][ T3567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  197.092823][ T3567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  197.092826][ T3567]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  197.092830][ T3567]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  197.092832][ T3567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  197.092835][ T3567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  197.092840][ T3567]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  197.092842][ T3567]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  197.092846][ T3567]  __sys_sendto (net/socket.c:2281)
[  197.092849][ T3567]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  197.092860][ T3567]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  197.092867][ T3567]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  197.092869][ T3567]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  197.092873][ T3567]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  197.092875][ T3567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  197.092877][ T3567]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  197.092879][ T3567]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  197.092882][ T3567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  197.092884][ T3567] RIP: 0033:0x7f22af197312
[  197.092887][ T3567] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  197.092889][ T3567] RSP: 002b:00007ffc75ed3578 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  197.092892][ T3567] RAX: ffffffffffffffda RBX: 00007ffc75ed36a8 RCX: 00007f22af197312
[  197.092893][ T3567] RDX: 0000000000000030 RSI: 00007f22ac5da370 RDI: 0000000000000023
[  197.092894][ T3567] RBP: 00007ffc75ed35a0 R08: 00007ffc75ed3720 R09: 000000000000000c
[  197.092895][ T3567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22acffa270
[  197.092896][ T3567] R13: 00007ffc75ed36a8 R14: 00007f22aeab601a R15: 00007ffc75ed3a98
| [  209.670399][ T3823] softirqs last disabled at (21504): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  209.670402][ T3823] Preemption disabled at:
| [  209.670402][ T3823] vprintk_emit (kernel/printk/printk.c:2471)
| [  209.670411][ T3823] Tainted: [W]=WARN
[  209.670412][ T3823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  209.670414][ T3823] Call Trace:
[  209.670415][ T3823]  <TASK>
[  209.670417][ T3823]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  209.670422][ T3823]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  209.670424][ T3823]  __might_resched.cold (kernel/sched/core.c:9234)
[  209.670429][ T3823]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  209.670433][ T3823]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  209.670437][ T3823]  __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))
[  209.670439][ T3823]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  209.670445][ T3823]  ? 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)
[  209.670448][ T3823]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  209.670452][ T3823]  put_chars (drivers/char/virtio_console.c:1176)
[  209.670453][ T3823]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  209.670455][ T3823]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  209.670458][ T3823]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  209.670461][ T3823]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  209.670464][ T3823]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  209.670468][ T3823]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  209.670472][ T3823]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  209.670474][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670476][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670480][ T3823]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  209.670482][ T3823]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  209.670486][ T3823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.670488][ T3823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.670492][ T3823]  console_emit_next_record (kernel/printk/printk.c:3183)
[  209.670495][ T3823]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  209.670497][ T3823]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  209.670500][ T3823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.670502][ T3823]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  209.670506][ T3823]  console_flush_one_record (kernel/printk/printk.c:3268)
[  209.670510][ T3823]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  209.670512][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670517][ T3823]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  209.670520][ T3823]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  209.670522][ T3823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.670523][ T3823]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  209.670527][ T3823]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  209.670529][ T3823]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  209.670532][ T3823]  vprintk_emit (kernel/printk/printk.c:2479)
[  209.670535][ T3823]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  209.670537][ T3823]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  209.670540][ T3823]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  209.670549][ T3823]  _printk (kernel/printk/printk.c:2504)
[  209.670552][ T3823]  ? snapshot_read.cold (user.c:?)
[  209.670556][ T3823]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  209.670560][ T3823]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  209.670564][ T3823]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  209.670567][ T3823]  ? netdev_notice (net/core/dev.c:13194)
[  209.670569][ T3823]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  209.670573][ T3823]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  209.670578][ T3823]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  209.670580][ T3823]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  209.670584][ T3823]  netif_set_promiscuity (net/core/dev.c:9699)
[  209.670587][ T3823]  dev_set_promiscuity (net/core/dev_api.c:288)
[  209.670593][ T3823]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  209.670597][ T3823] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  209.670603][ T3823] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  209.670608][ T3823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.670610][ T3823]  notifier_call_chain (kernel/notifier.c:85)
[  209.670616][ T3823]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  209.670620][ T3823]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  209.670628][ T3823]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  209.670630][ T3823]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  209.670631][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670633][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670636][ T3823]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  209.670656][ T3823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  209.670658][ T3823]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  209.670661][ T3823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  209.670663][ T3823]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  209.670665][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670670][ T3823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  209.670671][ T3823]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  209.670673][ T3823]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  209.670675][ T3823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  209.670679][ T3823]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  209.670681][ T3823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  209.670684][ T3823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  209.670685][ T3823]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  209.670690][ T3823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  209.670692][ T3823]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  209.670695][ T3823]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  209.670698][ T3823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  209.670701][ T3823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  209.670707][ T3823]  ? 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))
[  209.670709][ T3823]  ? 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))
[  209.670714][ T3823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  209.670718][ T3823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  209.670720][ T3823]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  209.670724][ T3823]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  209.670728][ T3823]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  209.670732][ T3823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  209.670734][ T3823]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  209.670739][ T3823]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  209.670743][ T3823]  ____sys_sendmsg (net/socket.c:2713)
[  209.670745][ T3823]  ? copy_msghdr_from_user (net/socket.c:2650)
[  209.670747][ T3823]  ? sock_write_iter (net/socket.c:1269)
[  209.670749][ T3823]  ? move_addr_to_kernel (net/socket.c:258)
[  209.670756][ T3823]  ___sys_sendmsg (net/socket.c:2767)
[  209.670759][ T3823]  ? copy_msghdr_from_user (net/socket.c:2619)
[  209.670774][ T3823]  __sys_sendmsg (net/socket.c:2799)
[  209.670777][ T3823]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  209.670783][ T3823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  209.670786][ T3823]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  209.670790][ T3823]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  209.670793][ T3823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  209.670795][ T3823] RIP: 0033:0x7f51a9dda54e
[  209.670798][ T3823] 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
[  209.670800][ T3823] RSP: 002b:00007ffdcb38f400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  209.670803][ T3823] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51a9dda54e
[  209.670804][ T3823] RDX: 0000000000000000 RSI: 00007ffdcb38f4b0 RDI: 0000000000000005
[  209.670805][ T3823] RBP: 00007ffdcb38f410 R08: 0000000000000000 R09: 0000000000000000
[  209.670806][ T3823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90edb4
[  209.670807][ T3823] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcb38fb70
| [  212.505350][ T3881] softirqs last disabled at (382980): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  212.505353][ T3881] Preemption disabled at:
| [  212.505354][ T3881] vprintk_emit (kernel/printk/printk.c:2471)
| [  212.505365][ T3881] Tainted: [W]=WARN
[  212.505366][ T3881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  212.505368][ T3881] Call Trace:
[  212.505369][ T3881]  <TASK>
[  212.505371][ T3881]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  212.505377][ T3881]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  212.505378][ T3881]  __might_resched.cold (kernel/sched/core.c:9234)
[  212.505384][ T3881]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  212.505388][ T3881]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  212.505392][ T3881]  __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))
[  212.505395][ T3881]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  212.505401][ T3881]  ? 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)
[  212.505404][ T3881]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  212.505408][ T3881]  put_chars (drivers/char/virtio_console.c:1176)
[  212.505411][ T3881]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  212.505413][ T3881]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  212.505417][ T3881]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  212.505419][ T3881]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  212.505424][ T3881]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  212.505427][ T3881]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  212.505429][ T3881]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  212.505431][ T3881]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  212.505435][ T3881]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  212.505437][ T3881]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  212.505441][ T3881]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  212.505445][ T3881]  console_emit_next_record (kernel/printk/printk.c:3183)
[  212.505449][ T3881]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  212.505451][ T3881]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  212.505455][ T3881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  212.505457][ T3881]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  212.505461][ T3881]  console_flush_one_record (kernel/printk/printk.c:3268)
[  212.505465][ T3881]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  212.505467][ T3881]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  212.505472][ T3881]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  212.505475][ T3881]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  212.505477][ T3881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  212.505479][ T3881]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  212.505482][ T3881]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  212.505484][ T3881]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  212.505487][ T3881]  vprintk_emit (kernel/printk/printk.c:2479)
[  212.505490][ T3881]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  212.505492][ T3881]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  212.505494][ T3881]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  212.505499][ T3881]  _printk (kernel/printk/printk.c:2504)
[  212.505503][ T3881]  ? snapshot_read.cold (user.c:?)
[  212.505504][ T3881]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  212.505510][ T3881]  ? idr_get_free (??:?)
[  212.505515][ T3881]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  212.505523][ T3881]  ? nla_get_range_signed (lib/nlattr.c:270)
[  212.505529][ T3881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  212.505531][ T3881]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  212.505535][ T3881]  __nla_validate_parse (lib/nlattr.c:635)
[  212.505540][ T3881]  __nla_parse (lib/nlattr.c:732)
[  212.505543][ T3881]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  212.505548][ T3881]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  212.505551][ T3881]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  212.505559][ T3881]  ? security_capable (security/security.c:660 (discriminator 11))
[  212.505564][ T3881]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  212.505567][ T3881]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  212.505570][ T3881]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  212.505572][ T3881]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  212.505580][ T3881]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  212.505586][ T3881]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  212.505589][ T3881]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  212.505591][ T3881]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  212.505594][ T3881]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  212.505606][ T3881]  ? 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))
[  212.505609][ T3881]  ? 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))
[  212.505613][ T3881]  genl_rcv (net/netlink/genetlink.c:1218)
[  212.505615][ T3881]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  212.505619][ T3881]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  212.505622][ T3881]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  212.505626][ T3881]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  212.505630][ T3881]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  212.505632][ T3881]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  212.505635][ T3881]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  212.505639][ T3881]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  212.505642][ T3881]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  212.505646][ T3881]  __sys_sendto (net/socket.c:2281)
[  212.505649][ T3881]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  212.505659][ T3881]  ? fput_close_sync (fs/file_table.c:617)
[  212.505663][ T3881]  ? alloc_file_clone (fs/file_table.c:479)
[  212.505667][ T3881]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  212.505669][ T3881]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  212.505673][ T3881]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  212.505675][ T3881]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  212.505677][ T3881]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  212.505679][ T3881]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  212.505682][ T3881]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  212.505684][ T3881] RIP: 0033:0x7fbbf72f4312
[  212.505688][ T3881] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  212.505689][ T3881] RSP: 002b:00007fff654be788 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  212.505692][ T3881] RAX: ffffffffffffffda RBX: 00007fff654be8b8 RCX: 00007fbbf72f4312
[  212.505693][ T3881] RDX: 0000000000000048 RSI: 00007fbbf46d6a60 RDI: 0000000000000020
[  212.505694][ T3881] RBP: 00007fff654be7b0 R08: 00007fff654be930 R09: 000000000000000c
[  212.505695][ T3881] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbbf515e120
[  212.505696][ T3881] R13: 00007fff654be8b8 R14: 00007fbbf6c1301a R15: 00007fff654beca8
| [  213.725125][ T3934] softirqs last disabled at (380020): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  213.725127][ T3934] Preemption disabled at:
| [  213.725127][ T3934] vprintk_emit (kernel/printk/printk.c:2471)
| [  213.725136][ T3934] Tainted: [W]=WARN
[  213.725137][ T3934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  213.725139][ T3934] Call Trace:
[  213.725141][ T3934]  <TASK>
[  213.725142][ T3934]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  213.725149][ T3934]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  213.725150][ T3934]  __might_resched.cold (kernel/sched/core.c:9234)
[  213.725155][ T3934]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  213.725159][ T3934]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  213.725164][ T3934]  __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))
[  213.725166][ T3934]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  213.725173][ T3934]  ? 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)
[  213.725175][ T3934]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  213.725179][ T3934]  put_chars (drivers/char/virtio_console.c:1176)
[  213.725181][ T3934]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  213.725184][ T3934]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  213.725188][ T3934]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  213.725192][ T3934]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  213.725196][ T3934]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.725198][ T3934]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.725202][ T3934]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  213.725206][ T3934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.725208][ T3934]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  213.725213][ T3934]  console_emit_next_record (kernel/printk/printk.c:3183)
[  213.725217][ T3934]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  213.725219][ T3934]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  213.725222][ T3934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.725224][ T3934]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  213.725228][ T3934]  console_flush_one_record (kernel/printk/printk.c:3268)
[  213.725232][ T3934]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  213.725234][ T3934]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.725239][ T3934]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  213.725242][ T3934]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  213.725244][ T3934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.725246][ T3934]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  213.725250][ T3934]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  213.725252][ T3934]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  213.725254][ T3934]  vprintk_emit (kernel/printk/printk.c:2479)
[  213.725258][ T3934]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  213.725263][ T3934]  _printk (kernel/printk/printk.c:2504)
[  213.725266][ T3934]  ? snapshot_read.cold (user.c:?)
[  213.725269][ T3934]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  213.725272][ T3934]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  213.725276][ T3934]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  213.725278][ T3934]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  213.725282][ T3934]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  213.725286][ T3934]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  213.725289][ T3934]  ? netdev_notice (net/core/dev.c:13194)
[  213.725291][ T3934]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  213.725300][ T3934]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  213.725303][ T3934]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  213.725306][ T3934]  netif_set_promiscuity (net/core/dev.c:9699)
[  213.725310][ T3934]  dev_set_promiscuity (net/core/dev_api.c:288)
[  213.725312][ T3934]  ? dev_disable_lro (net/core/dev_api.c:267)
[  213.725314][ T3934] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  213.725319][ T3934] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  213.725324][ T3934] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  213.725328][ T3934]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  213.725333][ T3934] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  213.725339][ T3934]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  213.725342][ T3934]  ? __nla_validate_parse (lib/nlattr.c:635)
[  213.725348][ T3934]  ? __nla_parse (lib/nlattr.c:732)
[  213.725351][ T3934]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  213.725355][ T3934]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  213.725359][ T3934]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  213.725371][ T3934]  ? security_capable (security/security.c:660 (discriminator 11))
[  213.725375][ T3934]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  213.725379][ T3934]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  213.725382][ T3934]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  213.725384][ T3934]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  213.725388][ T3934]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.725394][ T3934]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  213.725397][ T3934]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  213.725399][ T3934]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  213.725403][ T3934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  213.725410][ T3934]  ? 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))
[  213.725412][ T3934]  ? 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))
[  213.725416][ T3934]  genl_rcv (net/netlink/genetlink.c:1218)
[  213.725418][ T3934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  213.725423][ T3934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  213.725426][ T3934]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.725430][ T3934]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  213.725434][ T3934]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  213.725436][ T3934]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  213.725439][ T3934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  213.725443][ T3934]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  213.725446][ T3934]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  213.725450][ T3934]  __sys_sendto (net/socket.c:2281)
[  213.725454][ T3934]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  213.725465][ T3934]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  213.725472][ T3934]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  213.725474][ T3934]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  213.725478][ T3934]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  213.725480][ T3934]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  213.725483][ T3934]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  213.725485][ T3934]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  213.725487][ T3934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  213.725489][ T3934] RIP: 0033:0x7f4f5a1a5312
[  213.725493][ T3934] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  213.725495][ T3934] RSP: 002b:00007ffe1b9f4ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  213.725498][ T3934] RAX: ffffffffffffffda RBX: 00007ffe1b9f5028 RCX: 00007f4f5a1a5312
[  213.725499][ T3934] RDX: 0000000000000030 RSI: 00007f4f55e06130 RDI: 0000000000000023
[  213.725500][ T3934] RBP: 00007ffe1b9f4f20 R08: 00007ffe1b9f50a0 R09: 000000000000000c
[  213.725501][ T3934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4f57ffe200
[  213.725502][ T3934] R13: 00007ffe1b9f5028 R14: 00007f4f59ac401a R15: 00007ffe1b9f5418
| [  214.904397][ T3974] softirqs last disabled at (380506): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  214.904399][ T3974] Preemption disabled at:
| [  214.904400][ T3974] vprintk_emit (kernel/printk/printk.c:2471)
| [  214.904408][ T3974] Tainted: [W]=WARN
[  214.904409][ T3974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  214.904411][ T3974] Call Trace:
[  214.904412][ T3974]  <TASK>
[  214.904414][ T3974]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  214.904420][ T3974]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  214.904421][ T3974]  __might_resched.cold (kernel/sched/core.c:9234)
[  214.904426][ T3974]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  214.904431][ T3974]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  214.904435][ T3974]  __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))
[  214.904437][ T3974]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  214.904444][ T3974]  ? 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)
[  214.904446][ T3974]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  214.904450][ T3974]  put_chars (drivers/char/virtio_console.c:1176)
[  214.904453][ T3974]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  214.904456][ T3974]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  214.904459][ T3974]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  214.904464][ T3974]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  214.904468][ T3974]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.904470][ T3974]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.904475][ T3974]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  214.904479][ T3974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.904481][ T3974]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  214.904485][ T3974]  console_emit_next_record (kernel/printk/printk.c:3183)
[  214.904489][ T3974]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  214.904491][ T3974]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  214.904494][ T3974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.904496][ T3974]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  214.904500][ T3974]  console_flush_one_record (kernel/printk/printk.c:3268)
[  214.904505][ T3974]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  214.904507][ T3974]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.904512][ T3974]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  214.904515][ T3974]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  214.904517][ T3974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.904519][ T3974]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  214.904522][ T3974]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  214.904524][ T3974]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  214.904527][ T3974]  vprintk_emit (kernel/printk/printk.c:2479)
[  214.904530][ T3974]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  214.904536][ T3974]  _printk (kernel/printk/printk.c:2504)
[  214.904539][ T3974]  ? snapshot_read.cold (user.c:?)
[  214.904542][ T3974]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  214.904545][ T3974]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  214.904550][ T3974]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  214.904552][ T3974]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  214.904555][ T3974]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  214.904559][ T3974]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  214.904562][ T3974]  ? netdev_notice (net/core/dev.c:13194)
[  214.904564][ T3974]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  214.904573][ T3974]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  214.904576][ T3974]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  214.904580][ T3974]  netif_set_promiscuity (net/core/dev.c:9699)
[  214.904583][ T3974]  dev_set_promiscuity (net/core/dev_api.c:288)
[  214.904585][ T3974]  ? dev_disable_lro (net/core/dev_api.c:267)
[  214.904588][ T3974] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  214.904593][ T3974] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  214.904598][ T3974] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  214.904602][ T3974]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  214.904612][ T3974] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  214.904618][ T3974]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  214.904621][ T3974]  ? __nla_validate_parse (lib/nlattr.c:635)
[  214.904627][ T3974]  ? __nla_parse (lib/nlattr.c:732)
[  214.904630][ T3974]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  214.904635][ T3974]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  214.904638][ T3974]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  214.904647][ T3974]  ? security_capable (security/security.c:660 (discriminator 11))
[  214.904651][ T3974]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  214.904655][ T3974]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  214.904657][ T3974]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  214.904660][ T3974]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  214.904664][ T3974]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.904669][ T3974]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  214.904673][ T3974]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  214.904675][ T3974]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  214.904678][ T3974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  214.904685][ T3974]  ? 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))
[  214.904688][ T3974]  ? 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))
[  214.904692][ T3974]  genl_rcv (net/netlink/genetlink.c:1218)
[  214.904694][ T3974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  214.904698][ T3974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  214.904702][ T3974]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.904705][ T3974]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  214.904709][ T3974]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  214.904711][ T3974]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  214.904714][ T3974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  214.904719][ T3974]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  214.904722][ T3974]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  214.904726][ T3974]  __sys_sendto (net/socket.c:2281)
[  214.904729][ T3974]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  214.904740][ T3974]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  214.904746][ T3974]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  214.904749][ T3974]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  214.904752][ T3974]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  214.904754][ T3974]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  214.904757][ T3974]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  214.904759][ T3974]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  214.904761][ T3974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  214.904764][ T3974] RIP: 0033:0x7f7570190312
[  214.904767][ T3974] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  214.904769][ T3974] RSP: 002b:00007fff82afd5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  214.904772][ T3974] RAX: ffffffffffffffda RBX: 00007fff82afd718 RCX: 00007f7570190312
[  214.904773][ T3974] RDX: 0000000000000030 RSI: 00007f756c5d6970 RDI: 0000000000000023
[  214.904774][ T3974] RBP: 00007fff82afd610 R08: 00007fff82afd790 R09: 000000000000000c
[  214.904775][ T3974] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f756dffa2e0
[  214.904776][ T3974] R13: 00007fff82afd718 R14: 00007f756faaf01a R15: 00007fff82afdb08
| [  218.712630][ T4063] softirqs last disabled at (389902): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  218.712633][ T4063] Preemption disabled at:
| [  218.712633][ T4063] vprintk_emit (kernel/printk/printk.c:2471)
| [  218.712642][ T4063] Tainted: [W]=WARN
[  218.712643][ T4063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  218.712645][ T4063] Call Trace:
[  218.712647][ T4063]  <TASK>
[  218.712648][ T4063]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  218.712654][ T4063]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  218.712656][ T4063]  __might_resched.cold (kernel/sched/core.c:9234)
[  218.712661][ T4063]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  218.712665][ T4063]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  218.712670][ T4063]  __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))
[  218.712671][ T4063]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  218.712678][ T4063]  ? 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)
[  218.712681][ T4063]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  218.712684][ T4063]  put_chars (drivers/char/virtio_console.c:1176)
[  218.712687][ T4063]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  218.712688][ T4063]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  218.712692][ T4063]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  218.712697][ T4063]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  218.712705][ T4063]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  218.712708][ T4063]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.712710][ T4063]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.712714][ T4063]  console_emit_next_record (kernel/printk/printk.c:3183)
[  218.712718][ T4063]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  218.712720][ T4063]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  218.712723][ T4063]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.712725][ T4063]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.712729][ T4063]  console_flush_one_record (kernel/printk/printk.c:3268)
[  218.712733][ T4063]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  218.712735][ T4063]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  218.712741][ T4063]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  218.712743][ T4063]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  218.712745][ T4063]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.712747][ T4063]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  218.712751][ T4063]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  218.712753][ T4063]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  218.712755][ T4063]  vprintk_emit (kernel/printk/printk.c:2479)
[  218.712759][ T4063]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  218.712761][ T4063]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  218.712766][ T4063]  _printk (kernel/printk/printk.c:2504)
[  218.712769][ T4063]  ? snapshot_read.cold (user.c:?)
[  218.712771][ T4063]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  218.712777][ T4063]  ? idr_get_free (??:?)
[  218.712779][ T4063]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  218.712788][ T4063] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  218.712796][ T4063]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  218.712800][ T4063]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  218.712803][ T4063]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  218.712805][ T4063]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  218.712807][ T4063]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  218.712810][ T4063]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  218.712812][ T4063]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  218.712813][ T4063]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  218.712816][ T4063]  ? __sys_sendto (net/socket.c:2281)
[  218.712818][ T4063]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  218.712837][ T4063]  ? __nla_parse (lib/nlattr.c:732)
[  218.712841][ T4063]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  218.712846][ T4063]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  218.712850][ T4063]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  218.712857][ T4063]  ? security_capable (security/security.c:660 (discriminator 11))
[  218.712862][ T4063]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  218.712865][ T4063]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  218.712868][ T4063]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  218.712871][ T4063]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  218.712875][ T4063]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  218.712880][ T4063]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  218.712884][ T4063]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  218.712886][ T4063]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  218.712889][ T4063]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  218.712896][ T4063]  ? 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))
[  218.712898][ T4063]  ? 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))
[  218.712903][ T4063]  genl_rcv (net/netlink/genetlink.c:1218)
[  218.712905][ T4063]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  218.712909][ T4063]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  218.712912][ T4063]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  218.712916][ T4063]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  218.712920][ T4063]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  218.712921][ T4063]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  218.712924][ T4063]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  218.712929][ T4063]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  218.712931][ T4063]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  218.712935][ T4063]  __sys_sendto (net/socket.c:2281)
[  218.712937][ T4063]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  218.712948][ T4063]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  218.712954][ T4063]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  218.712956][ T4063]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  218.712960][ T4063]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  218.712961][ T4063]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  218.712964][ T4063]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  218.712965][ T4063]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  218.712968][ T4063]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  218.712970][ T4063] RIP: 0033:0x7f90243cb312
[  218.712974][ T4063] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  218.712976][ T4063] RSP: 002b:00007ffd158c6708 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  218.712979][ T4063] RAX: ffffffffffffffda RBX: 00007ffd158c6838 RCX: 00007f90243cb312
[  218.712980][ T4063] RDX: 00000000000000b0 RSI: 00007f90220ab9f0 RDI: 0000000000000026
[  218.712981][ T4063] RBP: 00007ffd158c6730 R08: 00007ffd158c68b0 R09: 000000000000000c
[  218.712982][ T4063] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f902222e350
[  218.712983][ T4063] R13: 00007ffd158c6838 R14: 00007f9023cea01a R15: 00007ffd158c6c28
| [  228.906584][ T4266] softirqs last disabled at (21128): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  228.906586][ T4266] Preemption disabled at:
| [  228.906587][ T4266] vprintk_emit (kernel/printk/printk.c:2471)
| [  228.906595][ T4266] Tainted: [W]=WARN
[  228.906596][ T4266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  228.906598][ T4266] Call Trace:
[  228.906600][ T4266]  <TASK>
[  228.906601][ T4266]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  228.906607][ T4266]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  228.906609][ T4266]  __might_resched.cold (kernel/sched/core.c:9234)
[  228.906613][ T4266]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  228.906618][ T4266]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  228.906622][ T4266]  __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))
[  228.906624][ T4266]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  228.906630][ T4266]  ? 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)
[  228.906633][ T4266]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  228.906637][ T4266]  put_chars (drivers/char/virtio_console.c:1176)
[  228.906638][ T4266]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  228.906641][ T4266]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  228.906643][ T4266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  228.906647][ T4266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  228.906650][ T4266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  228.906654][ T4266]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  228.906662][ T4266]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  228.906664][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906666][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906670][ T4266]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  228.906672][ T4266]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  228.906675][ T4266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  228.906677][ T4266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  228.906681][ T4266]  console_emit_next_record (kernel/printk/printk.c:3183)
[  228.906685][ T4266]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  228.906687][ T4266]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  228.906690][ T4266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  228.906692][ T4266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  228.906696][ T4266]  console_flush_one_record (kernel/printk/printk.c:3268)
[  228.906700][ T4266]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  228.906702][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906707][ T4266]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  228.906710][ T4266]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  228.906712][ T4266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  228.906713][ T4266]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  228.906717][ T4266]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  228.906719][ T4266]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  228.906721][ T4266]  vprintk_emit (kernel/printk/printk.c:2479)
[  228.906725][ T4266]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  228.906727][ T4266]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  228.906730][ T4266]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  228.906738][ T4266]  _printk (kernel/printk/printk.c:2504)
[  228.906742][ T4266]  ? snapshot_read.cold (user.c:?)
[  228.906746][ T4266]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  228.906750][ T4266]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  228.906754][ T4266]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  228.906757][ T4266]  ? netdev_notice (net/core/dev.c:13194)
[  228.906759][ T4266]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  228.906763][ T4266]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  228.906768][ T4266]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  228.906770][ T4266]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  228.906774][ T4266]  netif_set_promiscuity (net/core/dev.c:9699)
[  228.906777][ T4266]  dev_set_promiscuity (net/core/dev_api.c:288)
[  228.906779][ T4266]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  228.906783][ T4266] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  228.906789][ T4266] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  228.906794][ T4266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  228.906796][ T4266]  notifier_call_chain (kernel/notifier.c:85)
[  228.906801][ T4266]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  228.906806][ T4266]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  228.906813][ T4266]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  228.906815][ T4266]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  228.906817][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906819][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906821][ T4266]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  228.906842][ T4266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  228.906844][ T4266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  228.906847][ T4266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  228.906849][ T4266]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  228.906851][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906855][ T4266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  228.906857][ T4266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  228.906859][ T4266]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  228.906861][ T4266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  228.906864][ T4266]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  228.906866][ T4266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  228.906870][ T4266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  228.906871][ T4266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  228.906875][ T4266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  228.906877][ T4266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  228.906881][ T4266]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  228.906884][ T4266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  228.906886][ T4266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  228.906893][ T4266]  ? 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))
[  228.906895][ T4266]  ? 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))
[  228.906899][ T4266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  228.906903][ T4266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  228.906906][ T4266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  228.906910][ T4266]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  228.906914][ T4266]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  228.906918][ T4266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  228.906919][ T4266]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  228.906925][ T4266]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  228.906929][ T4266]  ____sys_sendmsg (net/socket.c:2713)
[  228.906931][ T4266]  ? copy_msghdr_from_user (net/socket.c:2650)
[  228.906933][ T4266]  ? sock_write_iter (net/socket.c:1269)
[  228.906935][ T4266]  ? move_addr_to_kernel (net/socket.c:258)
[  228.906942][ T4266]  ___sys_sendmsg (net/socket.c:2767)
[  228.906945][ T4266]  ? copy_msghdr_from_user (net/socket.c:2619)
[  228.906960][ T4266]  __sys_sendmsg (net/socket.c:2799)
[  228.906963][ T4266]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  228.906969][ T4266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  228.906972][ T4266]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  228.906976][ T4266]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  228.906979][ T4266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  228.906981][ T4266] RIP: 0033:0x7f7084f6354e
[  228.906984][ T4266] 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
[  228.906986][ T4266] RSP: 002b:00007ffca80f8ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  228.906989][ T4266] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7084f6354e
[  228.906991][ T4266] RDX: 0000000000000000 RSI: 00007ffca80f8f70 RDI: 0000000000000005
[  228.906991][ T4266] RBP: 00007ffca80f8ed0 R08: 0000000000000000 R09: 0000000000000000
[  228.906992][ T4266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90edc7
[  228.906993][ T4266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca80f9630
| [  231.849664][ T4323] softirqs last disabled at (391676): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  231.849673][ T4323] Preemption disabled at:
| [  231.849674][ T4323] vprintk_emit (kernel/printk/printk.c:2471)
| [  231.849683][ T4323] Tainted: [W]=WARN
[  231.849684][ T4323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  231.849685][ T4323] Call Trace:
[  231.849687][ T4323]  <TASK>
[  231.849688][ T4323]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  231.849694][ T4323]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  231.849696][ T4323]  __might_resched.cold (kernel/sched/core.c:9234)
[  231.849701][ T4323]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  231.849705][ T4323]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  231.849710][ T4323]  __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))
[  231.849711][ T4323]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  231.849718][ T4323]  ? 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)
[  231.849721][ T4323]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  231.849725][ T4323]  put_chars (drivers/char/virtio_console.c:1176)
[  231.849727][ T4323]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  231.849730][ T4323]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  231.849733][ T4323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  231.849736][ T4323]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  231.849740][ T4323]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  231.849744][ T4323]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  231.849746][ T4323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  231.849747][ T4323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  231.849752][ T4323]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  231.849754][ T4323]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  231.849758][ T4323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  231.849762][ T4323]  console_emit_next_record (kernel/printk/printk.c:3183)
[  231.849766][ T4323]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  231.849768][ T4323]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  231.849771][ T4323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  231.849773][ T4323]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  231.849777][ T4323]  console_flush_one_record (kernel/printk/printk.c:3268)
[  231.849781][ T4323]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  231.849783][ T4323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  231.849788][ T4323]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  231.849791][ T4323]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  231.849793][ T4323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  231.849795][ T4323]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  231.849798][ T4323]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  231.849800][ T4323]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  231.849803][ T4323]  vprintk_emit (kernel/printk/printk.c:2479)
[  231.849806][ T4323]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  231.849809][ T4323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  231.849810][ T4323]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  231.849815][ T4323]  _printk (kernel/printk/printk.c:2504)
[  231.849819][ T4323]  ? snapshot_read.cold (user.c:?)
[  231.849821][ T4323]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  231.849826][ T4323]  ? idr_get_free (??:?)
[  231.849831][ T4323]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  231.849839][ T4323]  ? nla_get_range_signed (lib/nlattr.c:270)
[  231.849845][ T4323]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  231.849847][ T4323]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  231.849851][ T4323]  __nla_validate_parse (lib/nlattr.c:635)
[  231.849856][ T4323]  __nla_parse (lib/nlattr.c:732)
[  231.849859][ T4323]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  231.849864][ T4323]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  231.849867][ T4323]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  231.849875][ T4323]  ? security_capable (security/security.c:660 (discriminator 11))
[  231.849880][ T4323]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  231.849883][ T4323]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  231.849886][ T4323]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  231.849888][ T4323]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  231.849896][ T4323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  231.849902][ T4323]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  231.849905][ T4323]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  231.849907][ T4323]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  231.849911][ T4323]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  231.849917][ T4323]  ? 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))
[  231.849920][ T4323]  ? 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))
[  231.849924][ T4323]  genl_rcv (net/netlink/genetlink.c:1218)
[  231.849926][ T4323]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  231.849930][ T4323]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  231.849934][ T4323]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  231.849937][ T4323]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  231.849941][ T4323]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  231.849943][ T4323]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  231.849946][ T4323]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  231.849951][ T4323]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  231.849953][ T4323]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  231.849957][ T4323]  __sys_sendto (net/socket.c:2281)
[  231.849960][ T4323]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  231.849970][ T4323]  ? fput_close_sync (fs/file_table.c:617)
[  231.849974][ T4323]  ? alloc_file_clone (fs/file_table.c:479)
[  231.849978][ T4323]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  231.849980][ T4323]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  231.849984][ T4323]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  231.849987][ T4323]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  231.849989][ T4323]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  231.849991][ T4323]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  231.849994][ T4323]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  231.849996][ T4323] RIP: 0033:0x7fa587c0b312
[  231.850000][ T4323] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  231.850001][ T4323] RSP: 002b:00007ffe4dc15988 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  231.850004][ T4323] RAX: ffffffffffffffda RBX: 00007ffe4dc15ab8 RCX: 00007fa587c0b312
[  231.850006][ T4323] RDX: 0000000000000044 RSI: 00007fa57775b000 RDI: 0000000000000020
[  231.850007][ T4323] RBP: 00007ffe4dc159b0 R08: 00007ffe4dc15b30 R09: 000000000000000c
[  231.850008][ T4323] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa585a6e120
[  231.850009][ T4323] R13: 00007ffe4dc15ab8 R14: 00007fa58752a01a R15: 00007ffe4dc15ea8
| [  233.082646][ T4374] softirqs last disabled at (395764): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  233.082649][ T4374] Preemption disabled at:
| [  233.082649][ T4374] vprintk_emit (kernel/printk/printk.c:2471)
| [  233.082658][ T4374] Tainted: [W]=WARN
[  233.082659][ T4374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  233.082661][ T4374] Call Trace:
[  233.082663][ T4374]  <TASK>
[  233.082664][ T4374]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  233.082678][ T4374]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  233.082680][ T4374]  __might_resched.cold (kernel/sched/core.c:9234)
[  233.082684][ T4374]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  233.082689][ T4374]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  233.082693][ T4374]  __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))
[  233.082695][ T4374]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  233.082702][ T4374]  ? 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)
[  233.082705][ T4374]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  233.082709][ T4374]  put_chars (drivers/char/virtio_console.c:1176)
[  233.082711][ T4374]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  233.082714][ T4374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  233.082718][ T4374]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  233.082722][ T4374]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  233.082727][ T4374]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.082728][ T4374]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.082733][ T4374]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  233.082737][ T4374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.082739][ T4374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  233.082744][ T4374]  console_emit_next_record (kernel/printk/printk.c:3183)
[  233.082748][ T4374]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  233.082750][ T4374]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  233.082753][ T4374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.082755][ T4374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  233.082759][ T4374]  console_flush_one_record (kernel/printk/printk.c:3268)
[  233.082763][ T4374]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  233.082765][ T4374]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.082771][ T4374]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  233.082774][ T4374]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  233.082776][ T4374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.082778][ T4374]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  233.082782][ T4374]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  233.082784][ T4374]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  233.082787][ T4374]  vprintk_emit (kernel/printk/printk.c:2479)
[  233.082790][ T4374]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  233.082796][ T4374]  _printk (kernel/printk/printk.c:2504)
[  233.082799][ T4374]  ? snapshot_read.cold (user.c:?)
[  233.082802][ T4374]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  233.082805][ T4374]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  233.082809][ T4374]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  233.082811][ T4374]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  233.082815][ T4374]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  233.082819][ T4374]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  233.082822][ T4374]  ? netdev_notice (net/core/dev.c:13194)
[  233.082824][ T4374]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  233.082833][ T4374]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  233.082836][ T4374]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  233.082840][ T4374]  netif_set_promiscuity (net/core/dev.c:9699)
[  233.082843][ T4374]  dev_set_promiscuity (net/core/dev_api.c:288)
[  233.082846][ T4374]  ? dev_disable_lro (net/core/dev_api.c:267)
[  233.082848][ T4374] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  233.082853][ T4374] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  233.082858][ T4374] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  233.082863][ T4374]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  233.082867][ T4374] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  233.082873][ T4374]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  233.082877][ T4374]  ? __nla_validate_parse (lib/nlattr.c:635)
[  233.082883][ T4374]  ? __nla_parse (lib/nlattr.c:732)
[  233.082885][ T4374]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  233.082890][ T4374]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  233.082894][ T4374]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  233.082902][ T4374]  ? security_capable (security/security.c:660 (discriminator 11))
[  233.082906][ T4374]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  233.082910][ T4374]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  233.082913][ T4374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  233.082915][ T4374]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  233.082920][ T4374]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.082926][ T4374]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  233.082929][ T4374]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  233.082931][ T4374]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  233.082935][ T4374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  233.082942][ T4374]  ? 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))
[  233.082944][ T4374]  ? 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))
[  233.082948][ T4374]  genl_rcv (net/netlink/genetlink.c:1218)
[  233.082951][ T4374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  233.082955][ T4374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  233.082959][ T4374]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.082962][ T4374]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  233.082966][ T4374]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  233.082968][ T4374]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  233.082971][ T4374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  233.082976][ T4374]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  233.082979][ T4374]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  233.082983][ T4374]  __sys_sendto (net/socket.c:2281)
[  233.082986][ T4374]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  233.082997][ T4374]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  233.083004][ T4374]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  233.083006][ T4374]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  233.083010][ T4374]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  233.083012][ T4374]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  233.083015][ T4374]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  233.083017][ T4374]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  233.083019][ T4374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  233.083022][ T4374] RIP: 0033:0x7fadcce1f312
[  233.083025][ T4374] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  233.083027][ T4374] RSP: 002b:00007ffdd0fa2178 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  233.083030][ T4374] RAX: ffffffffffffffda RBX: 00007ffdd0fa22a8 RCX: 00007fadcce1f312
[  233.083031][ T4374] RDX: 0000000000000030 RSI: 00007fadc8a34170 RDI: 0000000000000023
[  233.083032][ T4374] RBP: 00007ffdd0fa21a0 R08: 00007ffdd0fa2320 R09: 000000000000000c
[  233.083033][ T4374] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fadcac82200
[  233.083034][ T4374] R13: 00007ffdd0fa22a8 R14: 00007fadcc73e01a R15: 00007ffdd0fa2698
| [  234.243426][ T4416] softirqs last disabled at (385576): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  234.243428][ T4416] Preemption disabled at:
| [  234.243429][ T4416] vprintk_emit (kernel/printk/printk.c:2471)
| [  234.243438][ T4416] Tainted: [W]=WARN
[  234.243439][ T4416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  234.243441][ T4416] Call Trace:
[  234.243442][ T4416]  <TASK>
[  234.243444][ T4416]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  234.243450][ T4416]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  234.243452][ T4416]  __might_resched.cold (kernel/sched/core.c:9234)
[  234.243457][ T4416]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  234.243462][ T4416]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  234.243468][ T4416]  __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))
[  234.243469][ T4416]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  234.243476][ T4416]  ? 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)
[  234.243479][ T4416]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  234.243483][ T4416]  put_chars (drivers/char/virtio_console.c:1176)
[  234.243485][ T4416]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  234.243489][ T4416]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  234.243492][ T4416]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  234.243496][ T4416]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  234.243501][ T4416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.243502][ T4416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.243507][ T4416]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  234.243511][ T4416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.243513][ T4416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  234.243517][ T4416]  console_emit_next_record (kernel/printk/printk.c:3183)
[  234.243521][ T4416]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  234.243523][ T4416]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  234.243526][ T4416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.243528][ T4416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  234.243532][ T4416]  console_flush_one_record (kernel/printk/printk.c:3268)
[  234.243536][ T4416]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  234.243538][ T4416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.243543][ T4416]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  234.243546][ T4416]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  234.243548][ T4416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.243550][ T4416]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  234.243554][ T4416]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  234.243556][ T4416]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  234.243559][ T4416]  vprintk_emit (kernel/printk/printk.c:2479)
[  234.243562][ T4416]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  234.243568][ T4416]  _printk (kernel/printk/printk.c:2504)
[  234.243571][ T4416]  ? snapshot_read.cold (user.c:?)
[  234.243574][ T4416]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  234.243578][ T4416]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  234.243582][ T4416]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  234.243584][ T4416]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  234.243588][ T4416]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  234.243591][ T4416]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  234.243594][ T4416]  ? netdev_notice (net/core/dev.c:13194)
[  234.243596][ T4416]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  234.243606][ T4416]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  234.243608][ T4416]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  234.243612][ T4416]  netif_set_promiscuity (net/core/dev.c:9699)
[  234.243616][ T4416]  dev_set_promiscuity (net/core/dev_api.c:288)
[  234.243618][ T4416]  ? dev_disable_lro (net/core/dev_api.c:267)
[  234.243620][ T4416] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  234.243626][ T4416] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  234.243631][ T4416] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  234.243635][ T4416]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  234.243640][ T4416] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  234.243646][ T4416]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  234.243649][ T4416]  ? __nla_validate_parse (lib/nlattr.c:635)
[  234.243655][ T4416]  ? __nla_parse (lib/nlattr.c:732)
[  234.243658][ T4416]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  234.243663][ T4416]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  234.243666][ T4416]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  234.243679][ T4416]  ? security_capable (security/security.c:660 (discriminator 11))
[  234.243683][ T4416]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  234.243687][ T4416]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  234.243690][ T4416]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  234.243692][ T4416]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  234.243696][ T4416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.243702][ T4416]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  234.243706][ T4416]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  234.243708][ T4416]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  234.243711][ T4416]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  234.243718][ T4416]  ? 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))
[  234.243721][ T4416]  ? 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))
[  234.243725][ T4416]  genl_rcv (net/netlink/genetlink.c:1218)
[  234.243727][ T4416]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  234.243731][ T4416]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  234.243733][ T4416]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  234.243738][ T4416]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.243742][ T4416]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  234.243746][ T4416]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  234.243747][ T4416]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  234.243750][ T4416]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  234.243755][ T4416]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  234.243758][ T4416]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  234.243762][ T4416]  __sys_sendto (net/socket.c:2281)
[  234.243766][ T4416]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  234.243771][ T4416]  ? do_futex (kernel/futex/syscalls.c:133)
[  234.243775][ T4416]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  234.243781][ T4416]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[  234.243787][ T4416]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  234.243790][ T4416]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  234.243794][ T4416]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  234.243796][ T4416]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  234.243799][ T4416]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  234.243801][ T4416]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  234.243803][ T4416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  234.243806][ T4416] RIP: 0033:0x7f1fb953e312
[  234.243809][ T4416] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  234.243811][ T4416] RSP: 002b:00007ffc57be2098 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  234.243814][ T4416] RAX: ffffffffffffffda RBX: 00007ffc57be21c8 RCX: 00007f1fb953e312
[  234.243816][ T4416] RDX: 0000000000000030 RSI: 00007f1fb5142e70 RDI: 0000000000000023
[  234.243816][ T4416] RBP: 00007ffc57be20c0 R08: 00007ffc57be2240 R09: 000000000000000c
[  234.243817][ T4416] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1fb739e2e0
[  234.243818][ T4416] R13: 00007ffc57be21c8 R14: 00007f1fb8e5d01a R15: 00007ffc57be25b8
| [  241.941026][ T4567] softirqs last disabled at (23052): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  241.941029][ T4567] Preemption disabled at:
| [  241.941030][ T4567] vprintk_emit (kernel/printk/printk.c:2471)
| [  241.941038][ T4567] Tainted: [W]=WARN
[  241.941040][ T4567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  241.941041][ T4567] Call Trace:
[  241.941043][ T4567]  <TASK>
[  241.941045][ T4567]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  241.941050][ T4567]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  241.941052][ T4567]  __might_resched.cold (kernel/sched/core.c:9234)
[  241.941057][ T4567]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  241.941061][ T4567]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  241.941065][ T4567]  __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))
[  241.941067][ T4567]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  241.941074][ T4567]  ? 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)
[  241.941077][ T4567]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  241.941080][ T4567]  put_chars (drivers/char/virtio_console.c:1176)
[  241.941082][ T4567]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  241.941084][ T4567]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  241.941087][ T4567]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  241.941091][ T4567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  241.941094][ T4567]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  241.941098][ T4567]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  241.941102][ T4567]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  241.941104][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941106][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941110][ T4567]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  241.941112][ T4567]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  241.941116][ T4567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  241.941118][ T4567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  241.941122][ T4567]  console_emit_next_record (kernel/printk/printk.c:3183)
[  241.941125][ T4567]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  241.941127][ T4567]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  241.941131][ T4567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  241.941132][ T4567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  241.941136][ T4567]  console_flush_one_record (kernel/printk/printk.c:3268)
[  241.941141][ T4567]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  241.941143][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941148][ T4567]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  241.941151][ T4567]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  241.941153][ T4567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  241.941155][ T4567]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  241.941158][ T4567]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  241.941160][ T4567]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  241.941163][ T4567]  vprintk_emit (kernel/printk/printk.c:2479)
[  241.941166][ T4567]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  241.941169][ T4567]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  241.941172][ T4567]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  241.941180][ T4567]  _printk (kernel/printk/printk.c:2504)
[  241.941184][ T4567]  ? snapshot_read.cold (user.c:?)
[  241.941188][ T4567]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  241.941192][ T4567]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  241.941196][ T4567]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  241.941199][ T4567]  ? netdev_notice (net/core/dev.c:13194)
[  241.941201][ T4567]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  241.941205][ T4567]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  241.941210][ T4567]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  241.941213][ T4567]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  241.941216][ T4567]  netif_set_promiscuity (net/core/dev.c:9699)
[  241.941220][ T4567]  dev_set_promiscuity (net/core/dev_api.c:288)
[  241.941222][ T4567]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  241.941226][ T4567] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  241.941232][ T4567] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  241.941237][ T4567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  241.941239][ T4567]  notifier_call_chain (kernel/notifier.c:85)
[  241.941245][ T4567]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  241.941250][ T4567]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  241.941257][ T4567]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  241.941259][ T4567]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  241.941261][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941262][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941265][ T4567]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  241.941285][ T4567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  241.941287][ T4567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  241.941290][ T4567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  241.941292][ T4567]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  241.941295][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941299][ T4567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  241.941301][ T4567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  241.941303][ T4567]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  241.941305][ T4567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  241.941309][ T4567]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  241.941311][ T4567]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  241.941314][ T4567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  241.941316][ T4567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  241.941320][ T4567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  241.941322][ T4567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  241.941325][ T4567]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  241.941329][ T4567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  241.941332][ T4567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  241.941338][ T4567]  ? 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))
[  241.941340][ T4567]  ? 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))
[  241.941345][ T4567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  241.941348][ T4567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  241.941351][ T4567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  241.941355][ T4567]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  241.941359][ T4567]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  241.941367][ T4567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  241.941369][ T4567]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  241.941375][ T4567]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  241.941379][ T4567]  ____sys_sendmsg (net/socket.c:2713)
[  241.941381][ T4567]  ? copy_msghdr_from_user (net/socket.c:2650)
[  241.941384][ T4567]  ? sock_write_iter (net/socket.c:1269)
[  241.941385][ T4567]  ? move_addr_to_kernel (net/socket.c:258)
[  241.941393][ T4567]  ___sys_sendmsg (net/socket.c:2767)
[  241.941396][ T4567]  ? copy_msghdr_from_user (net/socket.c:2619)
[  241.941411][ T4567]  __sys_sendmsg (net/socket.c:2799)
[  241.941414][ T4567]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  241.941420][ T4567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  241.941423][ T4567]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  241.941427][ T4567]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  241.941430][ T4567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  241.941433][ T4567] RIP: 0033:0x7fe0b01fb54e
[  241.941436][ T4567] 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
[  241.941438][ T4567] RSP: 002b:00007ffdbdd5a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  241.941440][ T4567] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe0b01fb54e
[  241.941442][ T4567] RDX: 0000000000000000 RSI: 00007ffdbdd5a8e0 RDI: 0000000000000005
[  241.941443][ T4567] RBP: 00007ffdbdd5a840 R08: 0000000000000000 R09: 0000000000000000
[  241.941444][ T4567] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90edd4
[  241.941445][ T4567] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbdd5afa0
| [  244.928638][ T4627] softirqs last disabled at (390608): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  244.928641][ T4627] Preemption disabled at:
| [  244.928642][ T4627] vprintk_emit (kernel/printk/printk.c:2471)
| [  244.928650][ T4627] Tainted: [W]=WARN
[  244.928651][ T4627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  244.928653][ T4627] Call Trace:
[  244.928655][ T4627]  <TASK>
[  244.928656][ T4627]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  244.928662][ T4627]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  244.928664][ T4627]  __might_resched.cold (kernel/sched/core.c:9234)
[  244.928669][ T4627]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  244.928673][ T4627]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  244.928678][ T4627]  __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))
[  244.928680][ T4627]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  244.928686][ T4627]  ? 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)
[  244.928689][ T4627]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  244.928693][ T4627]  put_chars (drivers/char/virtio_console.c:1176)
[  244.928696][ T4627]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  244.928698][ T4627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  244.928702][ T4627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  244.928705][ T4627]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  244.928709][ T4627]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  244.928718][ T4627]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  244.928721][ T4627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  244.928722][ T4627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  244.928726][ T4627]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  244.928729][ T4627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  244.928733][ T4627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  244.928737][ T4627]  console_emit_next_record (kernel/printk/printk.c:3183)
[  244.928741][ T4627]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  244.928743][ T4627]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  244.928747][ T4627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  244.928749][ T4627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  244.928752][ T4627]  console_flush_one_record (kernel/printk/printk.c:3268)
[  244.928757][ T4627]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  244.928758][ T4627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  244.928764][ T4627]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  244.928767][ T4627]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  244.928768][ T4627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  244.928770][ T4627]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  244.928774][ T4627]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  244.928776][ T4627]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  244.928779][ T4627]  vprintk_emit (kernel/printk/printk.c:2479)
[  244.928782][ T4627]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  244.928784][ T4627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  244.928786][ T4627]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  244.928791][ T4627]  _printk (kernel/printk/printk.c:2504)
[  244.928794][ T4627]  ? snapshot_read.cold (user.c:?)
[  244.928796][ T4627]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  244.928802][ T4627]  ? idr_get_free (??:?)
[  244.928807][ T4627]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  244.928815][ T4627]  ? nla_get_range_signed (lib/nlattr.c:270)
[  244.928821][ T4627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  244.928823][ T4627]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  244.928827][ T4627]  __nla_validate_parse (lib/nlattr.c:635)
[  244.928832][ T4627]  __nla_parse (lib/nlattr.c:732)
[  244.928835][ T4627]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  244.928840][ T4627]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  244.928843][ T4627]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  244.928851][ T4627]  ? security_capable (security/security.c:660 (discriminator 11))
[  244.928855][ T4627]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  244.928859][ T4627]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  244.928861][ T4627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  244.928864][ T4627]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  244.928872][ T4627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  244.928877][ T4627]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  244.928881][ T4627]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  244.928883][ T4627]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  244.928886][ T4627]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  244.928893][ T4627]  ? 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))
[  244.928895][ T4627]  ? 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))
[  244.928899][ T4627]  genl_rcv (net/netlink/genetlink.c:1218)
[  244.928901][ T4627]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  244.928905][ T4627]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  244.928909][ T4627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  244.928912][ T4627]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  244.928917][ T4627]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  244.928918][ T4627]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  244.928921][ T4627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  244.928926][ T4627]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  244.928929][ T4627]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  244.928933][ T4627]  __sys_sendto (net/socket.c:2281)
[  244.928936][ T4627]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  244.928947][ T4627]  ? fput_close_sync (fs/file_table.c:617)
[  244.928950][ T4627]  ? alloc_file_clone (fs/file_table.c:479)
[  244.928954][ T4627]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  244.928956][ T4627]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  244.928960][ T4627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  244.928963][ T4627]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  244.928965][ T4627]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  244.928967][ T4627]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  244.928970][ T4627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  244.928972][ T4627] RIP: 0033:0x7fa1a0ae9312
[  244.928976][ T4627] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  244.928978][ T4627] RSP: 002b:00007fffd15e9938 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  244.928980][ T4627] RAX: ffffffffffffffda RBX: 00007fffd15e9a68 RCX: 00007fa1a0ae9312
[  244.928982][ T4627] RDX: 0000000000000044 RSI: 00007fa19c6a6f10 RDI: 0000000000000020
[  244.928983][ T4627] RBP: 00007fffd15e9960 R08: 00007fffd15e9ae0 R09: 000000000000000c
[  244.928984][ T4627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa19e9420b0
[  244.928984][ T4627] R13: 00007fffd15e9a68 R14: 00007fa1a040801a R15: 00007fffd15e9e58
| [  246.192143][ T4681] softirqs last disabled at (390748): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  246.192145][ T4681] Preemption disabled at:
| [  246.192146][ T4681] vprintk_emit (kernel/printk/printk.c:2471)
| [  246.192154][ T4681] Tainted: [W]=WARN
[  246.192156][ T4681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  246.192157][ T4681] Call Trace:
[  246.192159][ T4681]  <TASK>
[  246.192160][ T4681]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  246.192166][ T4681]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  246.192168][ T4681]  __might_resched.cold (kernel/sched/core.c:9234)
[  246.192173][ T4681]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  246.192177][ T4681]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  246.192182][ T4681]  __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))
[  246.192184][ T4681]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  246.192191][ T4681]  ? 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)
[  246.192193][ T4681]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  246.192197][ T4681]  put_chars (drivers/char/virtio_console.c:1176)
[  246.192200][ T4681]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  246.192203][ T4681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  246.192206][ T4681]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  246.192211][ T4681]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  246.192215][ T4681]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.192217][ T4681]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.192222][ T4681]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  246.192226][ T4681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.192228][ T4681]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  246.192232][ T4681]  console_emit_next_record (kernel/printk/printk.c:3183)
[  246.192236][ T4681]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  246.192238][ T4681]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  246.192241][ T4681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.192243][ T4681]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  246.192247][ T4681]  console_flush_one_record (kernel/printk/printk.c:3268)
[  246.192252][ T4681]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  246.192254][ T4681]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.192259][ T4681]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  246.192262][ T4681]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  246.192265][ T4681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.192266][ T4681]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  246.192270][ T4681]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  246.192272][ T4681]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  246.192275][ T4681]  vprintk_emit (kernel/printk/printk.c:2479)
[  246.192278][ T4681]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  246.192284][ T4681]  _printk (kernel/printk/printk.c:2504)
[  246.192287][ T4681]  ? snapshot_read.cold (user.c:?)
[  246.192290][ T4681]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  246.192294][ T4681]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  246.192298][ T4681]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  246.192299][ T4681]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  246.192303][ T4681]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  246.192307][ T4681]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  246.192310][ T4681]  ? netdev_notice (net/core/dev.c:13194)
[  246.192312][ T4681]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  246.192321][ T4681]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  246.192324][ T4681]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  246.192327][ T4681]  netif_set_promiscuity (net/core/dev.c:9699)
[  246.192331][ T4681]  dev_set_promiscuity (net/core/dev_api.c:288)
[  246.192333][ T4681]  ? dev_disable_lro (net/core/dev_api.c:267)
[  246.192336][ T4681] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  246.192341][ T4681] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  246.192346][ T4681] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  246.192350][ T4681]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  246.192355][ T4681] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  246.192364][ T4681]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  246.192368][ T4681]  ? __nla_validate_parse (lib/nlattr.c:635)
[  246.192374][ T4681]  ? __nla_parse (lib/nlattr.c:732)
[  246.192377][ T4681]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  246.192382][ T4681]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  246.192385][ T4681]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  246.192394][ T4681]  ? security_capable (security/security.c:660 (discriminator 11))
[  246.192398][ T4681]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  246.192402][ T4681]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  246.192405][ T4681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  246.192407][ T4681]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  246.192411][ T4681]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.192417][ T4681]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  246.192420][ T4681]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  246.192422][ T4681]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  246.192426][ T4681]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  246.192433][ T4681]  ? 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))
[  246.192435][ T4681]  ? 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))
[  246.192439][ T4681]  genl_rcv (net/netlink/genetlink.c:1218)
[  246.192441][ T4681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  246.192446][ T4681]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  246.192449][ T4681]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.192453][ T4681]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  246.192457][ T4681]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  246.192459][ T4681]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  246.192462][ T4681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  246.192468][ T4681]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  246.192471][ T4681]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  246.192475][ T4681]  __sys_sendto (net/socket.c:2281)
[  246.192478][ T4681]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  246.192489][ T4681]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  246.192495][ T4681]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  246.192498][ T4681]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  246.192502][ T4681]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  246.192503][ T4681]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  246.192506][ T4681]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  246.192508][ T4681]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  246.192511][ T4681]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  246.192513][ T4681] RIP: 0033:0x7f08a8b7d312
[  246.192516][ T4681] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  246.192518][ T4681] RSP: 002b:00007ffdc1bff8f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  246.192521][ T4681] RAX: ffffffffffffffda RBX: 00007ffdc1bffa28 RCX: 00007f08a8b7d312
[  246.192522][ T4681] RDX: 0000000000000030 RSI: 00007f08a47a03f0 RDI: 0000000000000023
[  246.192523][ T4681] RBP: 00007ffdc1bff920 R08: 00007ffdc1bffaa0 R09: 000000000000000c
[  246.192524][ T4681] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f08a69d6190
[  246.192525][ T4681] R13: 00007ffdc1bffa28 R14: 00007f08a849c01a R15: 00007ffdc1bffe18
| [  247.379224][ T4720] softirqs last disabled at (397218): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  247.379226][ T4720] Preemption disabled at:
| [  247.379227][ T4720] vprintk_emit (kernel/printk/printk.c:2471)
| [  247.379235][ T4720] Tainted: [W]=WARN
[  247.379236][ T4720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  247.379238][ T4720] Call Trace:
[  247.379240][ T4720]  <TASK>
[  247.379241][ T4720]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  247.379247][ T4720]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  247.379249][ T4720]  __might_resched.cold (kernel/sched/core.c:9234)
[  247.379254][ T4720]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  247.379258][ T4720]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  247.379263][ T4720]  __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))
[  247.379265][ T4720]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  247.379272][ T4720]  ? 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)
[  247.379275][ T4720]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  247.379278][ T4720]  put_chars (drivers/char/virtio_console.c:1176)
[  247.379281][ T4720]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  247.379284][ T4720]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  247.379288][ T4720]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  247.379292][ T4720]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  247.379296][ T4720]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.379298][ T4720]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.379303][ T4720]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  247.379306][ T4720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.379309][ T4720]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  247.379313][ T4720]  console_emit_next_record (kernel/printk/printk.c:3183)
[  247.379317][ T4720]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  247.379319][ T4720]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  247.379322][ T4720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.379324][ T4720]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  247.379328][ T4720]  console_flush_one_record (kernel/printk/printk.c:3268)
[  247.379333][ T4720]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  247.379334][ T4720]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.379340][ T4720]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  247.379343][ T4720]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  247.379345][ T4720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.379347][ T4720]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  247.379351][ T4720]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  247.379352][ T4720]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  247.379355][ T4720]  vprintk_emit (kernel/printk/printk.c:2479)
[  247.379359][ T4720]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  247.379367][ T4720]  _printk (kernel/printk/printk.c:2504)
[  247.379371][ T4720]  ? snapshot_read.cold (user.c:?)
[  247.379374][ T4720]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  247.379377][ T4720]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  247.379381][ T4720]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  247.379383][ T4720]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  247.379387][ T4720]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  247.379391][ T4720]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  247.379394][ T4720]  ? netdev_notice (net/core/dev.c:13194)
[  247.379396][ T4720]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  247.379404][ T4720]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  247.379407][ T4720]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  247.379411][ T4720]  netif_set_promiscuity (net/core/dev.c:9699)
[  247.379414][ T4720]  dev_set_promiscuity (net/core/dev_api.c:288)
[  247.379416][ T4720]  ? dev_disable_lro (net/core/dev_api.c:267)
[  247.379419][ T4720] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  247.379424][ T4720] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  247.379429][ T4720] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  247.379433][ T4720]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  247.379438][ T4720] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  247.379444][ T4720]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  247.379447][ T4720]  ? __nla_validate_parse (lib/nlattr.c:635)
[  247.379453][ T4720]  ? __nla_parse (lib/nlattr.c:732)
[  247.379456][ T4720]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  247.379461][ T4720]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  247.379464][ T4720]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  247.379473][ T4720]  ? security_capable (security/security.c:660 (discriminator 11))
[  247.379477][ T4720]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  247.379481][ T4720]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  247.379484][ T4720]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  247.379486][ T4720]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  247.379490][ T4720]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.379496][ T4720]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  247.379499][ T4720]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  247.379502][ T4720]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  247.379505][ T4720]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  247.379512][ T4720]  ? 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))
[  247.379515][ T4720]  ? 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))
[  247.379519][ T4720]  genl_rcv (net/netlink/genetlink.c:1218)
[  247.379521][ T4720]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  247.379526][ T4720]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  247.379529][ T4720]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.379533][ T4720]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  247.379537][ T4720]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  247.379539][ T4720]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  247.379542][ T4720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  247.379547][ T4720]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  247.379550][ T4720]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  247.379554][ T4720]  __sys_sendto (net/socket.c:2281)
[  247.379557][ T4720]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  247.379568][ T4720]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  247.379574][ T4720]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  247.379577][ T4720]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  247.379580][ T4720]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  247.379582][ T4720]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  247.379585][ T4720]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  247.379587][ T4720]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  247.379590][ T4720]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  247.379592][ T4720] RIP: 0033:0x7f684838f312
[  247.379595][ T4720] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  247.379597][ T4720] RSP: 002b:00007ffc9a2e9868 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  247.379600][ T4720] RAX: ffffffffffffffda RBX: 00007ffc9a2e9998 RCX: 00007f684838f312
[  247.379601][ T4720] RDX: 0000000000000030 RSI: 00007f68447e1730 RDI: 0000000000000023
[  247.379602][ T4720] RBP: 00007ffc9a2e9890 R08: 00007ffc9a2e9a10 R09: 000000000000000c
[  247.379603][ T4720] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f68461f2270
[  247.379604][ T4720] R13: 00007ffc9a2e9998 R14: 00007f6847cae01a R15: 00007ffc9a2e9d88
| [  257.428967][ T4909] softirqs last disabled at (27646): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  257.428969][ T4909] Preemption disabled at:
| [  257.428970][ T4909] vprintk_emit (kernel/printk/printk.c:2471)
| [  257.428979][ T4909] Tainted: [W]=WARN
[  257.428980][ T4909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  257.428981][ T4909] Call Trace:
[  257.428983][ T4909]  <TASK>
[  257.428985][ T4909]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  257.428991][ T4909]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  257.428993][ T4909]  __might_resched.cold (kernel/sched/core.c:9234)
[  257.428998][ T4909]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  257.429002][ T4909]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  257.429006][ T4909]  __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))
[  257.429008][ T4909]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  257.429015][ T4909]  ? 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)
[  257.429017][ T4909]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  257.429021][ T4909]  put_chars (drivers/char/virtio_console.c:1176)
[  257.429023][ T4909]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  257.429025][ T4909]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  257.429028][ T4909]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  257.429032][ T4909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  257.429034][ T4909]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  257.429038][ T4909]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  257.429043][ T4909]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  257.429045][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429046][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429050][ T4909]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  257.429053][ T4909]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  257.429056][ T4909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  257.429058][ T4909]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  257.429062][ T4909]  console_emit_next_record (kernel/printk/printk.c:3183)
[  257.429067][ T4909]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  257.429069][ T4909]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  257.429072][ T4909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  257.429074][ T4909]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  257.429078][ T4909]  console_flush_one_record (kernel/printk/printk.c:3268)
[  257.429082][ T4909]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  257.429084][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429089][ T4909]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  257.429093][ T4909]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  257.429095][ T4909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  257.429096][ T4909]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  257.429100][ T4909]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  257.429102][ T4909]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  257.429105][ T4909]  vprintk_emit (kernel/printk/printk.c:2479)
[  257.429108][ T4909]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  257.429111][ T4909]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  257.429114][ T4909]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  257.429122][ T4909]  _printk (kernel/printk/printk.c:2504)
[  257.429126][ T4909]  ? snapshot_read.cold (user.c:?)
[  257.429130][ T4909]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  257.429134][ T4909]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  257.429138][ T4909]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  257.429141][ T4909]  ? netdev_notice (net/core/dev.c:13194)
[  257.429143][ T4909]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  257.429147][ T4909]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  257.429153][ T4909]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  257.429155][ T4909]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  257.429159][ T4909]  netif_set_promiscuity (net/core/dev.c:9699)
[  257.429163][ T4909]  dev_set_promiscuity (net/core/dev_api.c:288)
[  257.429165][ T4909]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  257.429168][ T4909] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  257.429175][ T4909] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  257.429180][ T4909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  257.429182][ T4909]  notifier_call_chain (kernel/notifier.c:85)
[  257.429188][ T4909]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  257.429192][ T4909]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  257.429200][ T4909]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  257.429202][ T4909]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  257.429204][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429205][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429208][ T4909]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  257.429229][ T4909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  257.429231][ T4909]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  257.429234][ T4909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  257.429237][ T4909]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  257.429239][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429243][ T4909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  257.429245][ T4909]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  257.429247][ T4909]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  257.429249][ T4909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  257.429253][ T4909]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  257.429255][ T4909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  257.429259][ T4909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  257.429260][ T4909]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  257.429265][ T4909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  257.429267][ T4909]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  257.429270][ T4909]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  257.429273][ T4909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  257.429276][ T4909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  257.429283][ T4909]  ? 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))
[  257.429285][ T4909]  ? 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))
[  257.429290][ T4909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  257.429294][ T4909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  257.429296][ T4909]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  257.429301][ T4909]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  257.429305][ T4909]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  257.429309][ T4909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  257.429310][ T4909]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  257.429316][ T4909]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  257.429320][ T4909]  ____sys_sendmsg (net/socket.c:2713)
[  257.429322][ T4909]  ? copy_msghdr_from_user (net/socket.c:2650)
[  257.429324][ T4909]  ? sock_write_iter (net/socket.c:1269)
[  257.429326][ T4909]  ? move_addr_to_kernel (net/socket.c:258)
[  257.429334][ T4909]  ___sys_sendmsg (net/socket.c:2767)
[  257.429336][ T4909]  ? copy_msghdr_from_user (net/socket.c:2619)
[  257.429353][ T4909]  __sys_sendmsg (net/socket.c:2799)
[  257.429356][ T4909]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  257.429363][ T4909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  257.429367][ T4909]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  257.429371][ T4909]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  257.429374][ T4909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  257.429376][ T4909] RIP: 0033:0x7ff8bcbe454e
[  257.429379][ T4909] 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
[  257.429381][ T4909] RSP: 002b:00007ffff08d70f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  257.429384][ T4909] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff8bcbe454e
[  257.429385][ T4909] RDX: 0000000000000000 RSI: 00007ffff08d71a0 RDI: 0000000000000005
[  257.429386][ T4909] RBP: 00007ffff08d7100 R08: 0000000000000000 R09: 0000000000000000
[  257.429387][ T4909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ede3
[  257.429388][ T4909] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff08d7860
| [  260.408400][ T4966] softirqs last disabled at (389798): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  260.408402][ T4966] Preemption disabled at:
| [  260.408402][ T4966] vprintk_emit (kernel/printk/printk.c:2471)
| [  260.408412][ T4966] Tainted: [W]=WARN
[  260.408413][ T4966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  260.408415][ T4966] Call Trace:
[  260.408416][ T4966]  <TASK>
[  260.408418][ T4966]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  260.408424][ T4966]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  260.408426][ T4966]  __might_resched.cold (kernel/sched/core.c:9234)
[  260.408430][ T4966]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  260.408434][ T4966]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  260.408439][ T4966]  __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))
[  260.408441][ T4966]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  260.408448][ T4966]  ? 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)
[  260.408451][ T4966]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  260.408454][ T4966]  put_chars (drivers/char/virtio_console.c:1176)
[  260.408457][ T4966]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  260.408464][ T4966]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  260.408472][ T4966]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  260.408476][ T4966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  260.408481][ T4966]  console_emit_next_record (kernel/printk/printk.c:3183)
[  260.408485][ T4966]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  260.408487][ T4966]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  260.408490][ T4966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  260.408493][ T4966]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  260.408497][ T4966]  console_flush_one_record (kernel/printk/printk.c:3268)
[  260.408502][ T4966]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  260.408504][ T4966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  260.408509][ T4966]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  260.408512][ T4966]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  260.408514][ T4966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  260.408516][ T4966]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  260.408520][ T4966]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  260.408522][ T4966]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  260.408524][ T4966]  vprintk_emit (kernel/printk/printk.c:2479)
[  260.408528][ T4966]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  260.408529][ T4966]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  260.408531][ T4966]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  260.408535][ T4966]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  260.408537][ T4966]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[  260.408542][ T4966]  _printk (kernel/printk/printk.c:2504)
[  260.408545][ T4966]  ? snapshot_read.cold (user.c:?)
[  260.408550][ T4966]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  260.408553][ T4966]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  260.408557][ T4966]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  260.408560][ T4966]  ? netdev_notice (net/core/dev.c:13194)
[  260.408563][ T4966]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[  260.408566][ T4966]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[  260.408571][ T4966]  ? register_netdevice (net/core/dev.c:11556)
[  260.408575][ T4966]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  260.408577][ T4966]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  260.408579][ T4966]  ? unregister_netdev (net/core/dev.c:12699)
[  260.408581][ T4966]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[  260.408584][ T4966]  netif_set_promiscuity (net/core/dev.c:9699)
[  260.408588][ T4966]  dev_set_promiscuity (net/core/dev_api.c:288)
[  260.408591][ T4966] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[  260.408596][ T4966] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  260.408601][ T4966] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  260.408607][ T4966] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[  260.408614][ T4966]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  260.408617][ T4966]  ? __nla_validate_parse (lib/nlattr.c:635)
[  260.408623][ T4966]  ? __nla_parse (lib/nlattr.c:732)
[  260.408626][ T4966]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  260.408631][ T4966]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  260.408635][ T4966]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  260.408643][ T4966]  ? security_capable (security/security.c:660 (discriminator 11))
[  260.408647][ T4966]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  260.408651][ T4966]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  260.408654][ T4966]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  260.408657][ T4966]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  260.408661][ T4966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  260.408666][ T4966]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  260.408670][ T4966]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  260.408672][ T4966]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  260.408676][ T4966]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  260.408683][ T4966]  ? 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))
[  260.408685][ T4966]  ? 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))
[  260.408689][ T4966]  genl_rcv (net/netlink/genetlink.c:1218)
[  260.408691][ T4966]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  260.408696][ T4966]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  260.408699][ T4966]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  260.408703][ T4966]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  260.408707][ T4966]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  260.408709][ T4966]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  260.408712][ T4966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  260.408717][ T4966]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  260.408720][ T4966]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  260.408724][ T4966]  __sys_sendto (net/socket.c:2281)
[  260.408727][ T4966]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  260.408738][ T4966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  260.408743][ T4966]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  260.408745][ T4966]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  260.408749][ T4966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  260.408751][ T4966]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  260.408754][ T4966]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  260.408756][ T4966]  ? irq_exit_rcu (kernel/softirq.c:786)
[  260.408760][ T4966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  260.408763][ T4966] RIP: 0033:0x7ff33c006312
[  260.408766][ T4966] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  260.408772][ T4966] RSP: 002b:00007fff5396c898 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  260.408775][ T4966] RAX: ffffffffffffffda RBX: 00007fff5396c9c8 RCX: 00007ff33c006312
[  260.408776][ T4966] RDX: 0000000000000034 RSI: 00007ff3384055b0 RDI: 0000000000000020
[  260.408777][ T4966] RBP: 00007fff5396c8c0 R08: 00007fff5396ca40 R09: 000000000000000c
[  260.408778][ T4966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff339e66120
[  260.408779][ T4966] R13: 00007fff5396c9c8 R14: 00007ff33b92501a R15: 00007fff5396cdb8
| [  261.855594][ T5022] softirqs last disabled at (414444): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  261.855596][ T5022] Preemption disabled at:
| [  261.855597][ T5022] vprintk_emit (kernel/printk/printk.c:2471)
| [  261.855606][ T5022] Tainted: [W]=WARN
[  261.855607][ T5022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  261.855609][ T5022] Call Trace:
[  261.855610][ T5022]  <TASK>
[  261.855612][ T5022]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  261.855618][ T5022]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  261.855620][ T5022]  __might_resched.cold (kernel/sched/core.c:9234)
[  261.855624][ T5022]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  261.855629][ T5022]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  261.855634][ T5022]  __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))
[  261.855636][ T5022]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  261.855642][ T5022]  ? 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)
[  261.855645][ T5022]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  261.855649][ T5022]  put_chars (drivers/char/virtio_console.c:1176)
[  261.855652][ T5022]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  261.855655][ T5022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  261.855658][ T5022]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  261.855663][ T5022]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  261.855667][ T5022]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  261.855669][ T5022]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  261.855673][ T5022]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  261.855677][ T5022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  261.855680][ T5022]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  261.855684][ T5022]  console_emit_next_record (kernel/printk/printk.c:3183)
[  261.855688][ T5022]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  261.855690][ T5022]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  261.855693][ T5022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  261.855695][ T5022]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  261.855699][ T5022]  console_flush_one_record (kernel/printk/printk.c:3268)
[  261.855704][ T5022]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  261.855706][ T5022]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  261.855711][ T5022]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  261.855714][ T5022]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  261.855716][ T5022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  261.855718][ T5022]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  261.855722][ T5022]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  261.855724][ T5022]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  261.855726][ T5022]  vprintk_emit (kernel/printk/printk.c:2479)
[  261.855730][ T5022]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  261.855735][ T5022]  _printk (kernel/printk/printk.c:2504)
[  261.855739][ T5022]  ? snapshot_read.cold (user.c:?)
[  261.855742][ T5022]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  261.855745][ T5022]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  261.855749][ T5022]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  261.855751][ T5022]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  261.855755][ T5022]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  261.855759][ T5022]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  261.855762][ T5022]  ? netdev_notice (net/core/dev.c:13194)
[  261.855764][ T5022]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  261.855778][ T5022]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  261.855781][ T5022]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  261.855785][ T5022]  netif_set_promiscuity (net/core/dev.c:9699)
[  261.855789][ T5022]  dev_set_promiscuity (net/core/dev_api.c:288)
[  261.855791][ T5022]  ? dev_disable_lro (net/core/dev_api.c:267)
[  261.855793][ T5022] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  261.855798][ T5022] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  261.855803][ T5022] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  261.855807][ T5022]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  261.855812][ T5022] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  261.855818][ T5022]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  261.855822][ T5022]  ? __nla_validate_parse (lib/nlattr.c:635)
[  261.855828][ T5022]  ? __nla_parse (lib/nlattr.c:732)
[  261.855831][ T5022]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  261.855836][ T5022]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  261.855839][ T5022]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  261.855848][ T5022]  ? security_capable (security/security.c:660 (discriminator 11))
[  261.855852][ T5022]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  261.855856][ T5022]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  261.855858][ T5022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  261.855861][ T5022]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  261.855865][ T5022]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  261.855870][ T5022]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  261.855874][ T5022]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  261.855876][ T5022]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  261.855879][ T5022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  261.855887][ T5022]  ? 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))
[  261.855889][ T5022]  ? 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))
[  261.855893][ T5022]  genl_rcv (net/netlink/genetlink.c:1218)
[  261.855895][ T5022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  261.855899][ T5022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  261.855903][ T5022]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  261.855907][ T5022]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  261.855911][ T5022]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  261.855913][ T5022]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  261.855916][ T5022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  261.855921][ T5022]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  261.855924][ T5022]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  261.855928][ T5022]  __sys_sendto (net/socket.c:2281)
[  261.855931][ T5022]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  261.855942][ T5022]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  261.855949][ T5022]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  261.855951][ T5022]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  261.855955][ T5022]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  261.855957][ T5022]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  261.855959][ T5022]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  261.855961][ T5022]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  261.855964][ T5022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  261.855966][ T5022] RIP: 0033:0x7fdb46065312
[  261.855970][ T5022] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  261.855972][ T5022] RSP: 002b:00007ffcad954738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  261.855975][ T5022] RAX: ffffffffffffffda RBX: 00007ffcad954868 RCX: 00007fdb46065312
[  261.855976][ T5022] RDX: 0000000000000030 RSI: 00007fdb41cacf30 RDI: 0000000000000023
[  261.855977][ T5022] RBP: 00007ffcad954760 R08: 00007ffcad9548e0 R09: 000000000000000c
[  261.855978][ T5022] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb43ebe2e0
[  261.855979][ T5022] R13: 00007ffcad954868 R14: 00007fdb4598401a R15: 00007ffcad954c58
| [  264.009958][ T5117] softirqs last disabled at (387144): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  264.009961][ T5117] Preemption disabled at:
| [  264.009961][ T5117] vprintk_emit (kernel/printk/printk.c:2471)
| [  264.009970][ T5117] Tainted: [W]=WARN
[  264.009971][ T5117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.009973][ T5117] Call Trace:
[  264.009974][ T5117]  <TASK>
[  264.009976][ T5117]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  264.009983][ T5117]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  264.009985][ T5117]  __might_resched.cold (kernel/sched/core.c:9234)
[  264.009990][ T5117]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  264.009994][ T5117]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  264.009999][ T5117]  __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))
[  264.010001][ T5117]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  264.010008][ T5117]  ? 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)
[  264.010010][ T5117]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  264.010014][ T5117]  put_chars (drivers/char/virtio_console.c:1176)
[  264.010017][ T5117]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  264.010018][ T5117]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  264.010022][ T5117]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  264.010028][ T5117]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  264.010036][ T5117]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  264.010038][ T5117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  264.010041][ T5117]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  264.010045][ T5117]  console_emit_next_record (kernel/printk/printk.c:3183)
[  264.010049][ T5117]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  264.010051][ T5117]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  264.010055][ T5117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  264.010057][ T5117]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  264.010061][ T5117]  console_flush_one_record (kernel/printk/printk.c:3268)
[  264.010065][ T5117]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  264.010068][ T5117]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  264.010073][ T5117]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  264.010076][ T5117]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  264.010078][ T5117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  264.010080][ T5117]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  264.010084][ T5117]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  264.010086][ T5117]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  264.010089][ T5117]  vprintk_emit (kernel/printk/printk.c:2479)
[  264.010092][ T5117]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  264.010095][ T5117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  264.010100][ T5117]  _printk (kernel/printk/printk.c:2504)
[  264.010103][ T5117]  ? snapshot_read.cold (user.c:?)
[  264.010105][ T5117]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  264.010111][ T5117]  ? idr_get_free (??:?)
[  264.010114][ T5117]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  264.010123][ T5117] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  264.010131][ T5117]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  264.010135][ T5117]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  264.010138][ T5117]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  264.010140][ T5117]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  264.010142][ T5117]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  264.010145][ T5117]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  264.010147][ T5117]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  264.010149][ T5117]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  264.010152][ T5117]  ? __sys_sendto (net/socket.c:2281)
[  264.010154][ T5117]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  264.010174][ T5117]  ? __nla_parse (lib/nlattr.c:732)
[  264.010179][ T5117]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  264.010183][ T5117]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  264.010187][ T5117]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  264.010195][ T5117]  ? security_capable (security/security.c:660 (discriminator 11))
[  264.010200][ T5117]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  264.010204][ T5117]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  264.010206][ T5117]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  264.010209][ T5117]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  264.010214][ T5117]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  264.010220][ T5117]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  264.010223][ T5117]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  264.010225][ T5117]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  264.010229][ T5117]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  264.010236][ T5117]  ? 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))
[  264.010238][ T5117]  ? 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))
[  264.010243][ T5117]  genl_rcv (net/netlink/genetlink.c:1218)
[  264.010245][ T5117]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  264.010249][ T5117]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  264.010253][ T5117]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  264.010257][ T5117]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  264.010261][ T5117]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  264.010263][ T5117]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  264.010266][ T5117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  264.010271][ T5117]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  264.010272][ T5117]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  264.010276][ T5117]  __sys_sendto (net/socket.c:2281)
[  264.010279][ T5117]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  264.010290][ T5117]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  264.010296][ T5117]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  264.010298][ T5117]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  264.010302][ T5117]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  264.010304][ T5117]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  264.010307][ T5117]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  264.010309][ T5117]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  264.010311][ T5117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  264.010314][ T5117] RIP: 0033:0x7f55e174c312
[  264.010318][ T5117] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  264.010319][ T5117] RSP: 002b:00007ffe3541dd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  264.010322][ T5117] RAX: ffffffffffffffda RBX: 00007ffe3541de88 RCX: 00007f55e174c312
[  264.010324][ T5117] RDX: 00000000000000c4 RSI: 00007f55df4b5290 RDI: 0000000000000026
[  264.010325][ T5117] RBP: 00007ffe3541dd80 R08: 00007ffe3541df00 R09: 000000000000000c
[  264.010326][ T5117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f55df5b6430
[  264.010327][ T5117] R13: 00007ffe3541de88 R14: 00007f55e106b01a R15: 00007ffe3541e278
| [  265.672613][ T5163] softirqs last disabled at (386534): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  265.672616][ T5163] Preemption disabled at:
| [  265.672616][ T5163] vprintk_emit (kernel/printk/printk.c:2471)
| [  265.672625][ T5163] Tainted: [W]=WARN
[  265.672626][ T5163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  265.672628][ T5163] Call Trace:
[  265.672629][ T5163]  <TASK>
[  265.672631][ T5163]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  265.672637][ T5163]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  265.672639][ T5163]  __might_resched.cold (kernel/sched/core.c:9234)
[  265.672644][ T5163]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  265.672648][ T5163]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  265.672652][ T5163]  __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))
[  265.672654][ T5163]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  265.672661][ T5163]  ? 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)
[  265.672664][ T5163]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  265.672668][ T5163]  put_chars (drivers/char/virtio_console.c:1176)
[  265.672670][ T5163]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  265.672671][ T5163]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  265.672675][ T5163]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  265.672681][ T5163]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  265.672688][ T5163]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  265.672691][ T5163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.672693][ T5163]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.672697][ T5163]  console_emit_next_record (kernel/printk/printk.c:3183)
[  265.672701][ T5163]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  265.672703][ T5163]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  265.672706][ T5163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.672708][ T5163]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.672712][ T5163]  console_flush_one_record (kernel/printk/printk.c:3268)
[  265.672716][ T5163]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  265.672718][ T5163]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  265.672723][ T5163]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  265.672726][ T5163]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  265.672728][ T5163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.672730][ T5163]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  265.672734][ T5163]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  265.672735][ T5163]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  265.672738][ T5163]  vprintk_emit (kernel/printk/printk.c:2479)
[  265.672742][ T5163]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  265.672744][ T5163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  265.672749][ T5163]  _printk (kernel/printk/printk.c:2504)
[  265.672752][ T5163]  ? snapshot_read.cold (user.c:?)
[  265.672754][ T5163]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  265.672760][ T5163]  ? idr_get_free (??:?)
[  265.672762][ T5163]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  265.672772][ T5163] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  265.672779][ T5163]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  265.672783][ T5163]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  265.672792][ T5163]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  265.672795][ T5163]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  265.672797][ T5163]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  265.672799][ T5163]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  265.672801][ T5163]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  265.672803][ T5163]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  265.672806][ T5163]  ? __sys_sendto (net/socket.c:2281)
[  265.672808][ T5163]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  265.672827][ T5163]  ? __nla_parse (lib/nlattr.c:732)
[  265.672831][ T5163]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  265.672836][ T5163]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  265.672839][ T5163]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  265.672847][ T5163]  ? security_capable (security/security.c:660 (discriminator 11))
[  265.672851][ T5163]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  265.672855][ T5163]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  265.672857][ T5163]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  265.672860][ T5163]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  265.672864][ T5163]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  265.672870][ T5163]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  265.672873][ T5163]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  265.672875][ T5163]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  265.672879][ T5163]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  265.672885][ T5163]  ? 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))
[  265.672888][ T5163]  ? 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))
[  265.672892][ T5163]  genl_rcv (net/netlink/genetlink.c:1218)
[  265.672894][ T5163]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  265.672898][ T5163]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  265.672902][ T5163]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  265.672905][ T5163]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  265.672909][ T5163]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  265.672911][ T5163]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  265.672913][ T5163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  265.672918][ T5163]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  265.672920][ T5163]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  265.672924][ T5163]  __sys_sendto (net/socket.c:2281)
[  265.672926][ T5163]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  265.672932][ T5163]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  265.672939][ T5163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  265.672943][ T5163]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  265.672945][ T5163]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  265.672949][ T5163]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  265.672952][ T5163]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  265.672954][ T5163]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  265.672956][ T5163]  ? irq_exit_rcu (kernel/softirq.c:786)
[  265.672960][ T5163]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  265.672962][ T5163] RIP: 0033:0x7fe3f719e312
[  265.672965][ T5163] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[  265.672967][ T5163] RSP: 002b:00007ffe33a4ac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  265.672970][ T5163] RAX: ffffffffffffffda RBX: 00007ffe33a4ad98 RCX: 00007fe3f719e312
[  265.672972][ T5163] RDX: 00000000000000a4 RSI: 00007fe3f4e7b930 RDI: 0000000000000026
[  265.672973][ T5163] RBP: 00007ffe33a4ac90 R08: 00007ffe33a4ae10 R09: 000000000000000c
[  265.672974][ T5163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe3f4ffe350
[  265.672975][ T5163] R13: 00007ffe33a4ad98 R14: 00007fe3f6abd01a R15: 00007ffe33a4b188
| [  270.858729][ T5304] softirqs last disabled at (25600): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  270.858732][ T5304] Preemption disabled at:
| [  270.858733][ T5304] vprintk_emit (kernel/printk/printk.c:2471)
| [  270.858741][ T5304] Tainted: [W]=WARN
[  270.858742][ T5304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.858744][ T5304] Call Trace:
[  270.858746][ T5304]  <TASK>
[  270.858747][ T5304]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  270.858753][ T5304]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  270.858755][ T5304]  __might_resched.cold (kernel/sched/core.c:9234)
[  270.858760][ T5304]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  270.858764][ T5304]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  270.858768][ T5304]  __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))
[  270.858770][ T5304]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  270.858777][ T5304]  ? 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)
[  270.858779][ T5304]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  270.858783][ T5304]  put_chars (drivers/char/virtio_console.c:1176)
[  270.858785][ T5304]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  270.858787][ T5304]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  270.858790][ T5304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  270.858793][ T5304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  270.858796][ T5304]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  270.858800][ T5304]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  270.858809][ T5304]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  270.858811][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.858813][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.858817][ T5304]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  270.858820][ T5304]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  270.858823][ T5304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.858825][ T5304]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.858829][ T5304]  console_emit_next_record (kernel/printk/printk.c:3183)
[  270.858833][ T5304]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  270.858835][ T5304]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[  270.858838][ T5304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.858840][ T5304]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.858844][ T5304]  console_flush_one_record (kernel/printk/printk.c:3268)
[  270.858848][ T5304]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  270.858850][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.858855][ T5304]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  270.858858][ T5304]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  270.858860][ T5304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.858862][ T5304]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[  270.858865][ T5304]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  270.858867][ T5304]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  270.858870][ T5304]  vprintk_emit (kernel/printk/printk.c:2479)
[  270.858873][ T5304]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  270.858876][ T5304]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  270.858879][ T5304]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  270.858888][ T5304]  _printk (kernel/printk/printk.c:2504)
[  270.858891][ T5304]  ? snapshot_read.cold (user.c:?)
[  270.858896][ T5304]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  270.858899][ T5304]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  270.858903][ T5304]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  270.858907][ T5304]  ? netdev_notice (net/core/dev.c:13194)
[  270.858908][ T5304]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  270.858913][ T5304]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  270.858918][ T5304]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  270.858921][ T5304]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  270.858924][ T5304]  netif_set_promiscuity (net/core/dev.c:9699)
[  270.858928][ T5304]  dev_set_promiscuity (net/core/dev_api.c:288)
[  270.858930][ T5304]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  270.858934][ T5304] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  270.858940][ T5304] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  270.858945][ T5304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.858947][ T5304]  notifier_call_chain (kernel/notifier.c:85)
[  270.858953][ T5304]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  270.858957][ T5304]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  270.858965][ T5304]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  270.858966][ T5304]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  270.858969][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.858970][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.858973][ T5304]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  270.858993][ T5304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  270.858995][ T5304]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  270.858998][ T5304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  270.859000][ T5304]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  270.859003][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.859007][ T5304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  270.859009][ T5304]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  270.859011][ T5304]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  270.859013][ T5304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  270.859017][ T5304]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  270.859019][ T5304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  270.859022][ T5304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  270.859023][ T5304]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  270.859028][ T5304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  270.859030][ T5304]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  270.859033][ T5304]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  270.859036][ T5304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  270.859039][ T5304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  270.859046][ T5304]  ? 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))
[  270.859048][ T5304]  ? 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))
[  270.859052][ T5304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  270.859056][ T5304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  270.859059][ T5304]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  270.859063][ T5304]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  270.859067][ T5304]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  270.859071][ T5304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  270.859073][ T5304]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  270.859078][ T5304]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  270.859082][ T5304]  ____sys_sendmsg (net/socket.c:2713)
[  270.859085][ T5304]  ? copy_msghdr_from_user (net/socket.c:2650)
[  270.859087][ T5304]  ? sock_write_iter (net/socket.c:1269)
[  270.859089][ T5304]  ? move_addr_to_kernel (net/socket.c:258)
[  270.859096][ T5304]  ___sys_sendmsg (net/socket.c:2767)
[  270.859099][ T5304]  ? copy_msghdr_from_user (net/socket.c:2619)
[  270.859114][ T5304]  __sys_sendmsg (net/socket.c:2799)
[  270.859117][ T5304]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  270.859123][ T5304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.859126][ T5304]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  270.859130][ T5304]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  270.859133][ T5304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  270.859135][ T5304] RIP: 0033:0x7f3cf07d554e
[  270.859139][ T5304] 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
[  270.859141][ T5304] RSP: 002b:00007ffc61ab72c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.859143][ T5304] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3cf07d554e
[  270.859145][ T5304] RDX: 0000000000000000 RSI: 00007ffc61ab7370 RDI: 0000000000000005
[  270.859146][ T5304] RBP: 00007ffc61ab72d0 R08: 0000000000000000 R09: 0000000000000000
[  270.859147][ T5304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90edf1


Finger prints:
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars