======================================
| [   10.478188][  T180] softirqs last disabled at (83449): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.478191][  T180] Preemption disabled at:
| [   10.478191][  T180] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.478200][  T180] Tainted: [W]=WARN
[   10.478201][  T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.478202][  T180] Call Trace:
[   10.478204][  T180]  <TASK>
[   10.478205][  T180]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.478211][  T180]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.478212][  T180]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.478216][  T180]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.478220][  T180]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.478224][  T180]  __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))
[   10.478226][  T180]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.478233][  T180]  ? 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)
[   10.478236][  T180]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.478240][  T180]  put_chars (drivers/char/virtio_console.c:1176)
[   10.478242][  T180]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.478244][  T180]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.478247][  T180]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.478250][  T180]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.478254][  T180]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.478258][  T180]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.478260][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.478262][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.478266][  T180]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.478267][  T180]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.478271][  T180]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.478275][  T180]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.478279][  T180]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.478281][  T180]  ? 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))
[   10.478284][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.478286][  T180]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.478290][  T180]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.478294][  T180]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.478296][  T180]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.478301][  T180]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.478304][  T180]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.478305][  T180]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.478307][  T180]  ? 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)
[   10.478311][  T180]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.478312][  T180]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.478315][  T180]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.478318][  T180]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.478323][  T180]  ? nf_nat_cleanup (./include/linux/jhash.h:126 (discriminator 32768) net/netfilter/nf_nat_core.c:526 (discriminator 32768)) nf_nat
[   10.478327][  T180]  _printk (kernel/printk/printk.c:2504)
[   10.478331][  T180]  ? snapshot_read.cold (user.c:?)
[   10.478336][  T180]  ? 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)
[   10.478340][  T180] dp_init (net/openvswitch/actions.c:729) openvswitch
[   10.478348][  T180]  ? nf_nat_cleanup (./include/linux/jhash.h:126 (discriminator 32768) net/netfilter/nf_nat_core.c:526 (discriminator 32768)) nf_nat
[   10.478350][  T180]  do_one_initcall (init/main.c:1357)
[   10.478353][  T180]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.478358][  T180]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.478360][  T180]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.478366][  T180]  do_init_module (kernel/module/main.c:3117)
[   10.478368][  T180]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.478372][  T180]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.478375][  T180]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.478379][  T180]  load_module (kernel/module/main.c:3593)
[   10.478383][  T180]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   10.478388][  T180]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.478391][  T180]  ? __ia32_sys_fsconfig (??:?)
[   10.478395][  T180]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.478399][  T180]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.478402][  T180]  init_module_from_file (kernel/module/main.c:3790)
[   10.478404][  T180]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.478412][  T180]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.478415][  T180]  ? 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)
[   10.478418][  T180]  idempotent_init_module (kernel/module/main.c:3802)
[   10.478421][  T180]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.478426][  T180]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.478429][  T180]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   10.478434][  T180]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.478435][  T180]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.478439][  T180]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.478442][  T180]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.478444][  T180]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.478447][  T180] RIP: 0033:0x7f4210eee37d
[   10.478450][  T180] 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
[   10.478452][  T180] RSP: 002b:00007ffffd2bc0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.478454][  T180] RAX: ffffffffffffffda RBX: 000055d2262f3810 RCX: 00007f4210eee37d
[   10.478456][  T180] RDX: 0000000000000000 RSI: 000055d1f6977ffd RDI: 0000000000000005
[   10.478456][  T180] RBP: 00007ffffd2bc160 R08: 0000000000000000 R09: 646f6d2f62696c2f
[   10.478457][  T180] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1f6977ffd
[   10.478458][  T180] R13: 000055d2262f3a90 R14: 0000000000040000 R15: 0000000000000000
| [   12.005194][  T212] softirqs last disabled at (389974): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.005197][  T212] Preemption disabled at:
| [   12.005197][  T212] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.005205][  T212] Tainted: [W]=WARN
[   12.005206][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.005208][  T212] Call Trace:
[   12.005209][  T212]  <TASK>
[   12.005211][  T212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.005217][  T212]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.005218][  T212]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.005223][  T212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.005227][  T212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.005232][  T212]  __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))
[   12.005233][  T212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.005240][  T212]  ? 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)
[   12.005243][  T212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.005247][  T212]  put_chars (drivers/char/virtio_console.c:1176)
[   12.005249][  T212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.005250][  T212]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   12.005255][  T212]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.005259][  T212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.005262][  T212]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.005264][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.005266][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.005270][  T212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.005272][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.005276][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.005280][  T212]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.005284][  T212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.005286][  T212]  ? 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))
[   12.005289][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.005292][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.005296][  T212]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.005300][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.005301][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.005307][  T212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.005310][  T212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.005311][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.005313][  T212]  ? 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)
[   12.005317][  T212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.005319][  T212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.005321][  T212]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.005324][  T212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.005326][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.005328][  T212]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   12.005333][  T212]  _printk (kernel/printk/printk.c:2504)
[   12.005336][  T212]  ? snapshot_read.cold (user.c:?)
[   12.005338][  T212]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.005343][  T212]  ? idr_get_free (??:?)
[   12.005348][  T212]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   12.005356][  T212]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.005361][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.005363][  T212]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   12.005367][  T212]  __nla_validate_parse (lib/nlattr.c:635)
[   12.005372][  T212]  __nla_parse (lib/nlattr.c:732)
[   12.005374][  T212]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   12.005379][  T212]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   12.005382][  T212]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   12.005390][  T212]  ? security_capable (security/security.c:660 (discriminator 11))
[   12.005395][  T212]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   12.005398][  T212]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   12.005401][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.005404][  T212]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   12.005411][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.005417][  T212]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   12.005420][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.005422][  T212]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   12.005425][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.005432][  T212]  ? 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))
[   12.005434][  T212]  ? 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))
[   12.005438][  T212]  genl_rcv (net/netlink/genetlink.c:1218)
[   12.005440][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.005444][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.005448][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.005451][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.005455][  T212]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.005457][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.005460][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.005465][  T212]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   12.005467][  T212]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   12.005471][  T212]  __sys_sendto (net/socket.c:2281)
[   12.005474][  T212]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   12.005485][  T212]  ? fput_close_sync (fs/file_table.c:617)
[   12.005488][  T212]  ? alloc_file_clone (fs/file_table.c:479)
[   12.005492][  T212]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   12.005494][  T212]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.005498][  T212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.005500][  T212]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   12.005503][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.005505][  T212]  ? irq_exit_rcu (kernel/softirq.c:786)
[   12.005509][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.005511][  T212] RIP: 0033:0x7f2291566312
[   12.005514][  T212] 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)
[   12.005516][  T212] RSP: 002b:00007fff3cf5b3f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   12.005518][  T212] RAX: ffffffffffffffda RBX: 00007fff3cf5b528 RCX: 00007f2291566312
[   12.005520][  T212] RDX: 0000000000000044 RSI: 00007f228d13ace0 RDI: 0000000000000020
[   12.005520][  T212] RBP: 00007fff3cf5b420 R08: 00007fff3cf5b5a0 R09: 000000000000000c
[   12.005521][  T212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f228f3c6120
[   12.005522][  T212] R13: 00007fff3cf5b528 R14: 00007f2290e8501a R15: 00007fff3cf5b918
| [   13.254332][  T260] softirqs last disabled at (399224): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   13.254334][  T260] Preemption disabled at:
| [   13.254334][  T260] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.254342][  T260] Tainted: [W]=WARN
[   13.254343][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.254345][  T260] Call Trace:
[   13.254346][  T260]  <TASK>
[   13.254348][  T260]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.254354][  T260]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.254356][  T260]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.254360][  T260]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.254364][  T260]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.254369][  T260]  __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))
[   13.254371][  T260]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.254377][  T260]  ? 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)
[   13.254380][  T260]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.254384][  T260]  put_chars (drivers/char/virtio_console.c:1176)
[   13.254386][  T260]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.254389][  T260]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.254392][  T260]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.254397][  T260]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.254401][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.254402][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.254407][  T260]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.254411][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.254413][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.254417][  T260]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.254421][  T260]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.254423][  T260]  ? 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))
[   13.254426][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.254428][  T260]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.254432][  T260]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.254436][  T260]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.254438][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.254443][  T260]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.254446][  T260]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.254448][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.254449][  T260]  ? 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)
[   13.254453][  T260]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.254455][  T260]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.254458][  T260]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.254461][  T260]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.254466][  T260]  _printk (kernel/printk/printk.c:2504)
[   13.254470][  T260]  ? snapshot_read.cold (user.c:?)
[   13.254472][  T260]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   13.254476][  T260]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   13.254480][  T260]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   13.254482][  T260]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.254486][  T260]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.254489][  T260]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.254492][  T260]  ? netdev_notice (net/core/dev.c:13194)
[   13.254494][  T260]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   13.254503][  T260]  ? 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)
[   13.254505][  T260]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   13.254509][  T260]  netif_set_promiscuity (net/core/dev.c:9699)
[   13.254513][  T260]  dev_set_promiscuity (net/core/dev_api.c:288)
[   13.254514][  T260]  ? dev_disable_lro (net/core/dev_api.c:267)
[   13.254517][  T260] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   13.254522][  T260] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   13.254527][  T260] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   13.254531][  T260]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   13.254535][  T260] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   13.254541][  T260]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   13.254544][  T260]  ? __nla_validate_parse (lib/nlattr.c:635)
[   13.254550][  T260]  ? __nla_parse (lib/nlattr.c:732)
[   13.254553][  T260]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   13.254558][  T260]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   13.254561][  T260]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   13.254569][  T260]  ? security_capable (security/security.c:660 (discriminator 11))
[   13.254574][  T260]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   13.254581][  T260]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   13.254584][  T260]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.254586][  T260]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   13.254590][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.254596][  T260]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   13.254599][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.254601][  T260]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   13.254604][  T260]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.254611][  T260]  ? 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))
[   13.254613][  T260]  ? 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))
[   13.254617][  T260]  genl_rcv (net/netlink/genetlink.c:1218)
[   13.254619][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.254623][  T260]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.254625][  T260]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   13.254630][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.254634][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.254638][  T260]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.254640][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.254643][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.254648][  T260]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.254650][  T260]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   13.254654][  T260]  __sys_sendto (net/socket.c:2281)
[   13.254657][  T260]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   13.254668][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   13.254674][  T260]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   13.254676][  T260]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.254680][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.254681][  T260]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   13.254684][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.254686][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.254688][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.254690][  T260] RIP: 0033:0x7f48ecbae312
[   13.254694][  T260] 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)
[   13.254696][  T260] RSP: 002b:00007ffdf7837648 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   13.254698][  T260] RAX: ffffffffffffffda RBX: 00007ffdf7837778 RCX: 00007f48ecbae312
[   13.254700][  T260] RDX: 0000000000000030 RSI: 00007f48e87c2970 RDI: 0000000000000023
[   13.254701][  T260] RBP: 00007ffdf7837670 R08: 00007ffdf78377f0 R09: 000000000000000c
[   13.254701][  T260] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48eaa0e200
[   13.254702][  T260] R13: 00007ffdf7837778 R14: 00007f48ec4cd01a R15: 00007ffdf7837b68
| [   14.458685][  T299] softirqs last disabled at (395061): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.458688][  T299] Preemption disabled at:
| [   14.458688][  T299] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.458697][  T299] Tainted: [W]=WARN
[   14.458698][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.458699][  T299] Call Trace:
[   14.458701][  T299]  <TASK>
[   14.458702][  T299]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.458708][  T299]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.458710][  T299]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.458714][  T299]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.458719][  T299]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.458723][  T299]  __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))
[   14.458725][  T299]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.458732][  T299]  ? 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)
[   14.458740][  T299]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.458744][  T299]  put_chars (drivers/char/virtio_console.c:1176)
[   14.458746][  T299]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.458749][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.458753][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.458757][  T299]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.458761][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.458763][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.458767][  T299]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.458771][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.458773][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.458777][  T299]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.458781][  T299]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.458783][  T299]  ? 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))
[   14.458787][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.458788][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.458792][  T299]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.458796][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.458798][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.458804][  T299]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.458807][  T299]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.458808][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.458810][  T299]  ? 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)
[   14.458814][  T299]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.458815][  T299]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.458818][  T299]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.458821][  T299]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.458827][  T299]  _printk (kernel/printk/printk.c:2504)
[   14.458830][  T299]  ? snapshot_read.cold (user.c:?)
[   14.458833][  T299]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   14.458836][  T299]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   14.458840][  T299]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   14.458842][  T299]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.458846][  T299]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.458850][  T299]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.458852][  T299]  ? netdev_notice (net/core/dev.c:13194)
[   14.458854][  T299]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   14.458865][  T299]  ? 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)
[   14.458868][  T299]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   14.458872][  T299]  netif_set_promiscuity (net/core/dev.c:9699)
[   14.458875][  T299]  dev_set_promiscuity (net/core/dev_api.c:288)
[   14.458877][  T299]  ? dev_disable_lro (net/core/dev_api.c:267)
[   14.458879][  T299] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   14.458884][  T299] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   14.458889][  T299] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   14.458893][  T299]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   14.458898][  T299] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   14.458904][  T299]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   14.458907][  T299]  ? __nla_validate_parse (lib/nlattr.c:635)
[   14.458913][  T299]  ? __nla_parse (lib/nlattr.c:732)
[   14.458916][  T299]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   14.458920][  T299]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   14.458924][  T299]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   14.458932][  T299]  ? security_capable (security/security.c:660 (discriminator 11))
[   14.458936][  T299]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   14.458940][  T299]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   14.458943][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.458945][  T299]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   14.458949][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.458954][  T299]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   14.458958][  T299]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.458960][  T299]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   14.458963][  T299]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.458970][  T299]  ? 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))
[   14.458972][  T299]  ? 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))
[   14.458976][  T299]  genl_rcv (net/netlink/genetlink.c:1218)
[   14.458978][  T299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.458982][  T299]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.458986][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.458989][  T299]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.458993][  T299]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.458995][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.458998][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.459003][  T299]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.459006][  T299]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   14.459010][  T299]  __sys_sendto (net/socket.c:2281)
[   14.459013][  T299]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.459024][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   14.459030][  T299]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.459032][  T299]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.459036][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.459037][  T299]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.459040][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.459042][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.459044][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.459046][  T299] RIP: 0033:0x7f243d139312
[   14.459050][  T299] 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)
[   14.459052][  T299] RSP: 002b:00007ffd6fdad358 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   14.459055][  T299] RAX: ffffffffffffffda RBX: 00007ffd6fdad488 RCX: 00007f243d139312
[   14.459056][  T299] RDX: 0000000000000030 RSI: 00007f2438d5c170 RDI: 0000000000000023
[   14.459057][  T299] RBP: 00007ffd6fdad380 R08: 00007ffd6fdad500 R09: 000000000000000c
[   14.459058][  T299] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f243af922e0
[   14.459058][  T299] R13: 00007ffd6fdad488 R14: 00007f243ca5801a R15: 00007ffd6fdad878
| [   17.484509][  T361] softirqs last disabled at (25550): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   17.484512][  T361] Preemption disabled at:
| [   17.484513][  T361] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.484522][  T361] Tainted: [W]=WARN
[   17.484522][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.484524][  T361] Call Trace:
[   17.484525][  T361]  <TASK>
[   17.484527][  T361]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.484533][  T361]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.484534][  T361]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.484539][  T361]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.484543][  T361]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.484548][  T361]  __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))
[   17.484549][  T361]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.484556][  T361]  ? 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)
[   17.484559][  T361]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.484563][  T361]  put_chars (drivers/char/virtio_console.c:1176)
[   17.484565][  T361]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.484569][  T361]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   17.484573][  T361]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.484579][  T361]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.484581][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484583][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484587][  T361]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.484589][  T361]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.484593][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.484595][  T361]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.484599][  T361]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.484603][  T361]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.484605][  T361]  ? 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))
[   17.484608][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.484610][  T361]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.484614][  T361]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.484618][  T361]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.484620][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484625][  T361]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.484628][  T361]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.484629][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.484631][  T361]  ? 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)
[   17.484635][  T361]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.484636][  T361]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.484639][  T361]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.484642][  T361]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.484644][  T361]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   17.484649][  T361]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   17.484653][  T361]  _printk (kernel/printk/printk.c:2504)
[   17.484657][  T361]  ? snapshot_read.cold (user.c:?)
[   17.484661][  T361]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.484665][  T361]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.484669][  T361]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.484672][  T361]  ? netdev_notice (net/core/dev.c:13194)
[   17.484674][  T361]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   17.484678][  T361]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   17.484683][  T361]  ? 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)
[   17.484686][  T361]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   17.484689][  T361]  netif_set_promiscuity (net/core/dev.c:9699)
[   17.484693][  T361]  dev_set_promiscuity (net/core/dev_api.c:288)
[   17.484695][  T361]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.484698][  T361] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   17.484706][  T361] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   17.484710][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.484712][  T361]  notifier_call_chain (kernel/notifier.c:85)
[   17.484718][  T361]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   17.484722][  T361]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   17.484730][  T361]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   17.484731][  T361]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.484733][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484735][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484737][  T361]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.484761][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.484763][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.484766][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.484768][  T361]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.484770][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484775][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.484777][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.484778][  T361]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.484780][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.484784][  T361]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   17.484786][  T361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.484789][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.484790][  T361]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.484795][  T361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.484797][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.484800][  T361]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.484803][  T361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.484806][  T361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.484812][  T361]  ? 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))
[   17.484814][  T361]  ? 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))
[   17.484819][  T361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.484823][  T361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.484825][  T361]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.484829][  T361]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.484833][  T361]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.484837][  T361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.484839][  T361]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   17.484844][  T361]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   17.484848][  T361]  ____sys_sendmsg (net/socket.c:2713)
[   17.484850][  T361]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.484852][  T361]  ? sock_write_iter (net/socket.c:1269)
[   17.484854][  T361]  ? move_addr_to_kernel (net/socket.c:258)
[   17.484861][  T361]  ___sys_sendmsg (net/socket.c:2767)
[   17.484864][  T361]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.484880][  T361]  __sys_sendmsg (net/socket.c:2799)
[   17.484883][  T361]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.484889][  T361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.484892][  T361]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.484896][  T361]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.484899][  T361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.484901][  T361] RIP: 0033:0x7f3d378e054e
[   17.484904][  T361] 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
[   17.484906][  T361] RSP: 002b:00007ffe08ea49d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.484908][  T361] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3d378e054e
[   17.484910][  T361] RDX: 0000000000000000 RSI: 00007ffe08ea4a80 RDI: 0000000000000005
[   17.484910][  T361] RBP: 00007ffe08ea49e0 R08: 0000000000000000 R09: 0000000000000000
[   17.484911][  T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91692e
[   17.484912][  T361] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe08ea5140
| [   18.520504][  T375] softirqs last disabled at (405052): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   18.520507][  T375] Preemption disabled at:
| [   18.520508][  T375] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.520519][  T375] Tainted: [W]=WARN
[   18.520521][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.520523][  T375] Call Trace:
[   18.520525][  T375]  <TASK>
[   18.520527][  T375]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.520535][  T375]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.520537][  T375]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.520543][  T375]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.520549][  T375]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.520555][  T375]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.520558][  T375]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.520568][  T375]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.520572][  T375]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.520582][  T375]  put_chars (drivers/char/virtio_console.c:1176)
[   18.520587][  T375]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.520588][  T375]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.520594][  T375]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.520603][  T375]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.520615][  T375]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.520619][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.520623][  T375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.520629][  T375]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.520636][  T375]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.520639][  T375]  ? 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))
[   18.520644][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.520647][  T375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.520654][  T375]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.520661][  T375]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.520663][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.520673][  T375]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.520677][  T375]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.520680][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.520683][  T375]  ? 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)
[   18.520689][  T375]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.520691][  T375]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.520696][  T375]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.520702][  T375]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.520705][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.520708][  T375]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.520715][  T375]  _printk (kernel/printk/printk.c:2504)
[   18.520720][  T375]  ? snapshot_read.cold (user.c:?)
[   18.520727][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.520729][  T375]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.520734][  T375]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.520741][  T375]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.520750][  T375]  ? netdev_notice (net/core/dev.c:13194)
[   18.520752][  T375]  ? internal_dev_destroy (net/openvswitch/vport-internal_dev.c:178) openvswitch
[   18.520762][  T375]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.520771][  T375]  ? 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)
[   18.520775][  T375]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   18.520781][  T375]  netif_set_promiscuity (net/core/dev.c:9699)
[   18.520788][  T375]  dev_set_promiscuity (net/core/dev_api.c:288)
[   18.520793][  T375] internal_dev_destroy (net/openvswitch/vport-internal_dev.c:179) openvswitch
[   18.520801][  T375] __dp_destroy (net/openvswitch/datapath.c:1969 (discriminator 1)) openvswitch
[   18.520812][  T375] ovs_dp_cmd_del (net/openvswitch/datapath.c:2003) openvswitch
[   18.520821][  T375]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   18.520826][  T375]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   18.520840][  T375]  ? security_capable (security/security.c:660 (discriminator 11))
[   18.520847][  T375]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   18.520853][  T375]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   18.520857][  T375]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.520860][  T375]  ? __dp_destroy (./include/linux/list.h:242 (discriminator 2) ./include/linux/list.h:264 (discriminator 2) ./include/linux/rculist.h:178 (discriminator 2) net/openvswitch/datapath.c:1964 (discriminator 2)) openvswitch
[   18.520868][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.520878][  T375]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   18.520883][  T375]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.520886][  T375]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   18.520892][  T375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.520905][  T375]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.520908][  T375]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.520915][  T375]  genl_rcv (net/netlink/genetlink.c:1218)
[   18.520918][  T375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.520925][  T375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.520931][  T375]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.520937][  T375]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.520944][  T375]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.520947][  T375]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.520952][  T375]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.520961][  T375]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   18.520964][  T375]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   18.520970][  T375]  __sys_sendto (net/socket.c:2281)
[   18.520975][  T375]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.520984][  T375]  ? do_futex (kernel/futex/syscalls.c:133)
[   18.520988][  T375]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[   18.521000][  T375]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[   18.521010][  T375]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.521014][  T375]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.521019][  T375]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.521022][  T375]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.521025][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.521028][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.521033][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.521036][  T375] RIP: 0033:0x7fe92555e312
[   18.521040][  T375] 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)
[   18.521043][  T375] RSP: 002b:00007ffdb4455088 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   18.521046][  T375] RAX: ffffffffffffffda RBX: 00007ffdb44551b8 RCX: 00007fe92555e312
[   18.521048][  T375] RDX: 0000000000000024 RSI: 00007fe9210de2b0 RDI: 0000000000000020
[   18.521050][  T375] RBP: 00007ffdb44550b0 R08: 00007ffdb4455230 R09: 000000000000000c
[   18.521051][  T375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe9233be120
[   18.521052][  T375] R13: 00007ffdb44551b8 R14: 00007fe924e7d01a R15: 00007ffdb44555a8
| [   20.667440][  T419] softirqs last disabled at (394688): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   20.667443][  T419] Preemption disabled at:
| [   20.667443][  T419] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.667452][  T419] Tainted: [W]=WARN
[   20.667453][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.667455][  T419] Call Trace:
[   20.667456][  T419]  <TASK>
[   20.667458][  T419]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.667464][  T419]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.667465][  T419]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.667470][  T419]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.667474][  T419]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.667478][  T419]  __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))
[   20.667480][  T419]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.667487][  T419]  ? 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)
[   20.667490][  T419]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.667493][  T419]  put_chars (drivers/char/virtio_console.c:1176)
[   20.667496][  T419]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.667498][  T419]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.667501][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.667504][  T419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.667508][  T419]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.667512][  T419]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.667514][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.667515][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.667520][  T419]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.667521][  T419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.667526][  T419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.667530][  T419]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.667533][  T419]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.667535][  T419]  ? 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))
[   20.667538][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.667540][  T419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.667544][  T419]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.667548][  T419]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.667550][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.667555][  T419]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.667558][  T419]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.667560][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.667561][  T419]  ? 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)
[   20.667565][  T419]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.667567][  T419]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.667569][  T419]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.667572][  T419]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.667574][  T419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.667580][  T419]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   20.667584][  T419]  _printk (kernel/printk/printk.c:2504)
[   20.667588][  T419]  ? snapshot_read.cold (user.c:?)
[   20.667590][  T419]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   20.667595][  T419]  ? idr_get_free (??:?)
[   20.667600][  T419]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   20.667609][  T419]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.667614][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.667616][  T419]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   20.667620][  T419]  __nla_validate_parse (lib/nlattr.c:635)
[   20.667625][  T419]  __nla_parse (lib/nlattr.c:732)
[   20.667628][  T419]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   20.667632][  T419]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   20.667636][  T419]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   20.667644][  T419]  ? security_capable (security/security.c:660 (discriminator 11))
[   20.667648][  T419]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   20.667651][  T419]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   20.667654][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.667656][  T419]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   20.667664][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.667670][  T419]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   20.667673][  T419]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.667675][  T419]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   20.667678][  T419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.667685][  T419]  ? 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))
[   20.667687][  T419]  ? 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))
[   20.667691][  T419]  genl_rcv (net/netlink/genetlink.c:1218)
[   20.667693][  T419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.667697][  T419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.667700][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.667704][  T419]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.667708][  T419]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.667709][  T419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.667712][  T419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.667717][  T419]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   20.667719][  T419]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   20.667723][  T419]  __sys_sendto (net/socket.c:2281)
[   20.667726][  T419]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   20.667736][  T419]  ? fput_close_sync (fs/file_table.c:617)
[   20.667740][  T419]  ? alloc_file_clone (fs/file_table.c:479)
[   20.667744][  T419]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   20.667746][  T419]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.667756][  T419]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.667758][  T419]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   20.667761][  T419]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.667762][  T419]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.667765][  T419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.667767][  T419] RIP: 0033:0x7f5765f8e312
[   20.667770][  T419] 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)
[   20.667772][  T419] RSP: 002b:00007fff12b70d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   20.667775][  T419] RAX: ffffffffffffffda RBX: 00007fff12b70e48 RCX: 00007f5765f8e312
[   20.667776][  T419] RDX: 0000000000000040 RSI: 00007f5763ce78c0 RDI: 0000000000000020
[   20.667777][  T419] RBP: 00007fff12b70d40 R08: 00007fff12b70ec0 R09: 000000000000000c
[   20.667778][  T419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5763dee0b0
[   20.667779][  T419] R13: 00007fff12b70e48 R14: 00007f57658ad01a R15: 00007fff12b71238
| [   21.979210][  T467] softirqs last disabled at (405662): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   21.979212][  T467] Preemption disabled at:
| [   21.979213][  T467] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.979222][  T467] Tainted: [W]=WARN
[   21.979223][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.979224][  T467] Call Trace:
[   21.979226][  T467]  <TASK>
[   21.979227][  T467]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.979234][  T467]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.979235][  T467]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.979240][  T467]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.979245][  T467]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.979249][  T467]  __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))
[   21.979252][  T467]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.979259][  T467]  ? 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)
[   21.979262][  T467]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.979266][  T467]  put_chars (drivers/char/virtio_console.c:1176)
[   21.979269][  T467]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.979273][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.979276][  T467]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.979281][  T467]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.979286][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.979287][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.979292][  T467]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.979296][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.979298][  T467]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.979303][  T467]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.979307][  T467]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.979309][  T467]  ? 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))
[   21.979313][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.979314][  T467]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.979319][  T467]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.979323][  T467]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.979325][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.979331][  T467]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.979334][  T467]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.979336][  T467]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.979338][  T467]  ? 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)
[   21.979342][  T467]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.979343][  T467]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.979346][  T467]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.979349][  T467]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.979355][  T467]  _printk (kernel/printk/printk.c:2504)
[   21.979359][  T467]  ? snapshot_read.cold (user.c:?)
[   21.979362][  T467]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   21.979365][  T467]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   21.979369][  T467]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   21.979371][  T467]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.979375][  T467]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.979379][  T467]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.979382][  T467]  ? netdev_notice (net/core/dev.c:13194)
[   21.979384][  T467]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   21.979394][  T467]  ? 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)
[   21.979397][  T467]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   21.979401][  T467]  netif_set_promiscuity (net/core/dev.c:9699)
[   21.979406][  T467]  dev_set_promiscuity (net/core/dev_api.c:288)
[   21.979408][  T467]  ? dev_disable_lro (net/core/dev_api.c:267)
[   21.979410][  T467] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   21.979416][  T467] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   21.979421][  T467] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   21.979426][  T467]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   21.979431][  T467] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   21.979437][  T467]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   21.979441][  T467]  ? __nla_validate_parse (lib/nlattr.c:635)
[   21.979447][  T467]  ? __nla_parse (lib/nlattr.c:732)
[   21.979450][  T467]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   21.979455][  T467]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   21.979459][  T467]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   21.979468][  T467]  ? security_capable (security/security.c:660 (discriminator 11))
[   21.979472][  T467]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   21.979476][  T467]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   21.979479][  T467]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.979481][  T467]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   21.979485][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.979491][  T467]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   21.979495][  T467]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.979497][  T467]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   21.979501][  T467]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.979508][  T467]  ? 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))
[   21.979510][  T467]  ? 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))
[   21.979515][  T467]  genl_rcv (net/netlink/genetlink.c:1218)
[   21.979517][  T467]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.979521][  T467]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.979523][  T467]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   21.979528][  T467]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.979532][  T467]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.979537][  T467]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.979538][  T467]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.979542][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.979547][  T467]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.979550][  T467]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   21.979554][  T467]  __sys_sendto (net/socket.c:2281)
[   21.979558][  T467]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.979563][  T467]  ? do_futex (kernel/futex/syscalls.c:133)
[   21.979567][  T467]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[   21.979573][  T467]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[   21.979587][  T467]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.979590][  T467]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.979594][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.979596][  T467]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.979599][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.979602][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.979605][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.979607][  T467] RIP: 0033:0x7f53ca5ca312
[   21.979611][  T467] 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)
[   21.979613][  T467] RSP: 002b:00007ffc0fee4c88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   21.979616][  T467] RAX: ffffffffffffffda RBX: 00007ffc0fee4db8 RCX: 00007f53ca5ca312
[   21.979617][  T467] RDX: 0000000000000030 RSI: 00007f53c61de6f0 RDI: 0000000000000023
[   21.979618][  T467] RBP: 00007ffc0fee4cb0 R08: 00007ffc0fee4e30 R09: 000000000000000c
[   21.979619][  T467] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f53c842a190
[   21.979620][  T467] R13: 00007ffc0fee4db8 R14: 00007f53c9ee901a R15: 00007ffc0fee51a8
| [   23.193142][  T506] softirqs last disabled at (385098): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   23.193144][  T506] Preemption disabled at:
| [   23.193145][  T506] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.193153][  T506] Tainted: [W]=WARN
[   23.193154][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.193156][  T506] Call Trace:
[   23.193158][  T506]  <TASK>
[   23.193159][  T506]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.193165][  T506]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.193167][  T506]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.193172][  T506]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.193176][  T506]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.193180][  T506]  __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))
[   23.193182][  T506]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.193189][  T506]  ? 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)
[   23.193191][  T506]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.193195][  T506]  put_chars (drivers/char/virtio_console.c:1176)
[   23.193198][  T506]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.193201][  T506]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.193204][  T506]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.193208][  T506]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.193212][  T506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.193214][  T506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.193219][  T506]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.193222][  T506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.193225][  T506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.193229][  T506]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.193233][  T506]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.193235][  T506]  ? 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))
[   23.193238][  T506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.193240][  T506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.193244][  T506]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.193248][  T506]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.193250][  T506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.193255][  T506]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.193258][  T506]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.193260][  T506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.193262][  T506]  ? 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)
[   23.193265][  T506]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.193267][  T506]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.193270][  T506]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.193273][  T506]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.193278][  T506]  _printk (kernel/printk/printk.c:2504)
[   23.193282][  T506]  ? snapshot_read.cold (user.c:?)
[   23.193285][  T506]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   23.193288][  T506]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   23.193292][  T506]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   23.193294][  T506]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.193297][  T506]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.193301][  T506]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.193304][  T506]  ? netdev_notice (net/core/dev.c:13194)
[   23.193306][  T506]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   23.193315][  T506]  ? 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)
[   23.193317][  T506]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   23.193321][  T506]  netif_set_promiscuity (net/core/dev.c:9699)
[   23.193325][  T506]  dev_set_promiscuity (net/core/dev_api.c:288)
[   23.193326][  T506]  ? dev_disable_lro (net/core/dev_api.c:267)
[   23.193329][  T506] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   23.193334][  T506] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   23.193339][  T506] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   23.193343][  T506]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   23.193348][  T506] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   23.193353][  T506]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   23.193357][  T506]  ? __nla_validate_parse (lib/nlattr.c:635)
[   23.193363][  T506]  ? __nla_parse (lib/nlattr.c:732)
[   23.193365][  T506]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   23.193370][  T506]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   23.193374][  T506]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   23.193382][  T506]  ? security_capable (security/security.c:660 (discriminator 11))
[   23.193386][  T506]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   23.193390][  T506]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   23.193393][  T506]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.193395][  T506]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   23.193399][  T506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.193404][  T506]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   23.193408][  T506]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.193410][  T506]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   23.193413][  T506]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.193420][  T506]  ? 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))
[   23.193422][  T506]  ? 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))
[   23.193426][  T506]  genl_rcv (net/netlink/genetlink.c:1218)
[   23.193429][  T506]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.193433][  T506]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.193436][  T506]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.193440][  T506]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.193444][  T506]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.193445][  T506]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.193448][  T506]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.193453][  T506]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   23.193456][  T506]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   23.193460][  T506]  __sys_sendto (net/socket.c:2281)
[   23.193463][  T506]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   23.193474][  T506]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   23.193481][  T506]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   23.193483][  T506]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.193487][  T506]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.193488][  T506]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   23.193491][  T506]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.193493][  T506]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.193495][  T506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.193497][  T506] RIP: 0033:0x7ff8000a0312
[   23.193501][  T506] 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)
[   23.193503][  T506] RSP: 002b:00007ffe9e654ec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   23.193505][  T506] RAX: ffffffffffffffda RBX: 00007ffe9e654ff8 RCX: 00007ff8000a0312
[   23.193507][  T506] RDX: 0000000000000030 RSI: 00007ff7fddf32f0 RDI: 0000000000000023
[   23.193507][  T506] RBP: 00007ffe9e654ef0 R08: 00007ffe9e655070 R09: 000000000000000c
[   23.193508][  T506] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff7fdf0a270
[   23.193509][  T506] R13: 00007ffe9e654ff8 R14: 00007ff7ff9bf01a R15: 00007ffe9e6553e8
| [   40.938519][  T661] softirqs last disabled at (18858): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   40.938522][  T661] Preemption disabled at:
| [   40.938522][  T661] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.938530][  T661] Tainted: [W]=WARN
[   40.938531][  T661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.938533][  T661] Call Trace:
[   40.938535][  T661]  <TASK>
[   40.938536][  T661]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.938542][  T661]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.938543][  T661]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.938548][  T661]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.938552][  T661]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.938556][  T661]  __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))
[   40.938558][  T661]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.938565][  T661]  ? 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)
[   40.938568][  T661]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.938572][  T661]  put_chars (drivers/char/virtio_console.c:1176)
[   40.938573][  T661]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   40.938578][  T661]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.938581][  T661]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.938584][  T661]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.938587][  T661]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.938591][  T661]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.938595][  T661]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.938597][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938598][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938602][  T661]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.938605][  T661]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   40.938608][  T661]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.938610][  T661]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.938614][  T661]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.938618][  T661]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.938620][  T661]  ? 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))
[   40.938623][  T661]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.938624][  T661]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.938628][  T661]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.938632][  T661]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.938634][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938639][  T661]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.938642][  T661]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.938644][  T661]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.938646][  T661]  ? 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)
[   40.938649][  T661]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.938651][  T661]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.938654][  T661]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.938657][  T661]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.938659][  T661]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   40.938663][  T661]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   40.938668][  T661]  _printk (kernel/printk/printk.c:2504)
[   40.938671][  T661]  ? snapshot_read.cold (user.c:?)
[   40.938676][  T661]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.938680][  T661]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.938683][  T661]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.938686][  T661]  ? netdev_notice (net/core/dev.c:13194)
[   40.938688][  T661]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   40.938692][  T661]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   40.938697][  T661]  ? 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)
[   40.938700][  T661]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   40.938703][  T661]  netif_set_promiscuity (net/core/dev.c:9699)
[   40.938707][  T661]  dev_set_promiscuity (net/core/dev_api.c:288)
[   40.938709][  T661]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.938711][  T661] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   40.938719][  T661] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   40.938724][  T661]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.938726][  T661]  notifier_call_chain (kernel/notifier.c:85)
[   40.938731][  T661]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   40.938736][  T661]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   40.938743][  T661]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   40.938745][  T661]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.938747][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938749][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938751][  T661]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.938772][  T661]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.938774][  T661]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.938777][  T661]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.938779][  T661]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   40.938781][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938785][  T661]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.938787][  T661]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.938789][  T661]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.938791][  T661]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.938799][  T661]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   40.938801][  T661]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.938804][  T661]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.938806][  T661]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.938810][  T661]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.938812][  T661]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.938816][  T661]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.938819][  T661]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.938821][  T661]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.938828][  T661]  ? 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))
[   40.938830][  T661]  ? 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))
[   40.938834][  T661]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.938838][  T661]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.938841][  T661]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.938845][  T661]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.938849][  T661]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.938853][  T661]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.938854][  T661]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   40.938860][  T661]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   40.938864][  T661]  ____sys_sendmsg (net/socket.c:2713)
[   40.938866][  T661]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.938868][  T661]  ? sock_write_iter (net/socket.c:1269)
[   40.938870][  T661]  ? move_addr_to_kernel (net/socket.c:258)
[   40.938877][  T661]  ___sys_sendmsg (net/socket.c:2767)
[   40.938880][  T661]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.938896][  T661]  __sys_sendmsg (net/socket.c:2799)
[   40.938898][  T661]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.938905][  T661]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.938908][  T661]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.938911][  T661]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.938914][  T661]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.938916][  T661] RIP: 0033:0x7f81faa2454e
[   40.938919][  T661] 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
[   40.938921][  T661] RSP: 002b:00007ffc489bdd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.938924][  T661] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f81faa2454e
[   40.938925][  T661] RDX: 0000000000000000 RSI: 00007ffc489bde40 RDI: 0000000000000005
[   40.938926][  T661] RBP: 00007ffc489bdda0 R08: 0000000000000000 R09: 0000000000000000
[   40.938926][  T661] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916946
[   40.938927][  T661] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc489be500
| [   44.036554][  T718] softirqs last disabled at (379604): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   44.036557][  T718] Preemption disabled at:
| [   44.036557][  T718] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.036566][  T718] Tainted: [W]=WARN
[   44.036567][  T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.036569][  T718] Call Trace:
[   44.036571][  T718]  <TASK>
[   44.036572][  T718]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.036582][  T718]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.036583][  T718]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.036588][  T718]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.036592][  T718]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.036597][  T718]  __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))
[   44.036599][  T718]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.036605][  T718]  ? 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)
[   44.036608][  T718]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.036611][  T718]  put_chars (drivers/char/virtio_console.c:1176)
[   44.036614][  T718]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.036616][  T718]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.036619][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.036622][  T718]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.036626][  T718]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.036630][  T718]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   44.036632][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.036633][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.036637][  T718]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.036639][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.036643][  T718]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.036647][  T718]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.036651][  T718]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.036653][  T718]  ? 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))
[   44.036656][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.036658][  T718]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.036662][  T718]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.036666][  T718]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.036668][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.036673][  T718]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.036675][  T718]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.036677][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.036679][  T718]  ? 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)
[   44.036682][  T718]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.036684][  T718]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.036687][  T718]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.036690][  T718]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.036692][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.036693][  T718]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   44.036698][  T718]  _printk (kernel/printk/printk.c:2504)
[   44.036701][  T718]  ? snapshot_read.cold (user.c:?)
[   44.036703][  T718]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   44.036709][  T718]  ? idr_get_free (??:?)
[   44.036713][  T718]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   44.036722][  T718]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.036727][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.036729][  T718]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   44.036733][  T718]  __nla_validate_parse (lib/nlattr.c:635)
[   44.036738][  T718]  __nla_parse (lib/nlattr.c:732)
[   44.036740][  T718]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   44.036745][  T718]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   44.036748][  T718]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   44.036756][  T718]  ? security_capable (security/security.c:660 (discriminator 11))
[   44.036760][  T718]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   44.036764][  T718]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   44.036766][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.036768][  T718]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   44.036776][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.036782][  T718]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   44.036785][  T718]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.036787][  T718]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   44.036790][  T718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.036797][  T718]  ? 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))
[   44.036804][  T718]  ? 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))
[   44.036808][  T718]  genl_rcv (net/netlink/genetlink.c:1218)
[   44.036810][  T718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.036814][  T718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.036817][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.036821][  T718]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.036824][  T718]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.036826][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.036829][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.036834][  T718]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   44.036836][  T718]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   44.036840][  T718]  __sys_sendto (net/socket.c:2281)
[   44.036843][  T718]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   44.036854][  T718]  ? fput_close_sync (fs/file_table.c:617)
[   44.036858][  T718]  ? alloc_file_clone (fs/file_table.c:479)
[   44.036861][  T718]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   44.036864][  T718]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.036867][  T718]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   44.036870][  T718]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   44.036872][  T718]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.036874][  T718]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.036876][  T718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.036879][  T718] RIP: 0033:0x7f1d2c3dc312
[   44.036882][  T718] 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)
[   44.036884][  T718] RSP: 002b:00007ffd62bb5b88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   44.036887][  T718] RAX: ffffffffffffffda RBX: 00007ffd62bb5cb8 RCX: 00007f1d2c3dc312
[   44.036888][  T718] RDX: 0000000000000040 RSI: 00007f1d1bf6ee70 RDI: 0000000000000020
[   44.036889][  T718] RBP: 00007ffd62bb5bb0 R08: 00007ffd62bb5d30 R09: 000000000000000c
[   44.036890][  T718] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1d2a2460b0
[   44.036890][  T718] R13: 00007ffd62bb5cb8 R14: 00007f1d2bcfb01a R15: 00007ffd62bb60a8
| [   45.289341][  T767] softirqs last disabled at (377898): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   45.289343][  T767] Preemption disabled at:
| [   45.289343][  T767] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.289351][  T767] Tainted: [W]=WARN
[   45.289352][  T767] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.289354][  T767] Call Trace:
[   45.289356][  T767]  <TASK>
[   45.289357][  T767]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.289363][  T767]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.289364][  T767]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.289369][  T767]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.289373][  T767]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.289378][  T767]  __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))
[   45.289380][  T767]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.289387][  T767]  ? 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)
[   45.289390][  T767]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.289394][  T767]  put_chars (drivers/char/virtio_console.c:1176)
[   45.289396][  T767]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.289400][  T767]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.289403][  T767]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.289407][  T767]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.289411][  T767]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.289413][  T767]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.289417][  T767]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.289421][  T767]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.289423][  T767]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.289427][  T767]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.289431][  T767]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.289433][  T767]  ? 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))
[   45.289436][  T767]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.289438][  T767]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.289442][  T767]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.289446][  T767]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.289448][  T767]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.289454][  T767]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.289457][  T767]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.289459][  T767]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.289460][  T767]  ? 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)
[   45.289464][  T767]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.289466][  T767]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.289469][  T767]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.289472][  T767]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.289477][  T767]  _printk (kernel/printk/printk.c:2504)
[   45.289481][  T767]  ? snapshot_read.cold (user.c:?)
[   45.289484][  T767]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   45.289487][  T767]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   45.289491][  T767]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   45.289493][  T767]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.289497][  T767]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.289501][  T767]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.289504][  T767]  ? netdev_notice (net/core/dev.c:13194)
[   45.289505][  T767]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   45.289514][  T767]  ? 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)
[   45.289516][  T767]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.289520][  T767]  netif_set_promiscuity (net/core/dev.c:9699)
[   45.289524][  T767]  dev_set_promiscuity (net/core/dev_api.c:288)
[   45.289526][  T767]  ? dev_disable_lro (net/core/dev_api.c:267)
[   45.289528][  T767] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   45.289533][  T767] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   45.289538][  T767] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   45.289542][  T767]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   45.289546][  T767] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   45.289552][  T767]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   45.289556][  T767]  ? __nla_validate_parse (lib/nlattr.c:635)
[   45.289562][  T767]  ? __nla_parse (lib/nlattr.c:732)
[   45.289564][  T767]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   45.289569][  T767]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   45.289573][  T767]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   45.289584][  T767]  ? security_capable (security/security.c:660 (discriminator 11))
[   45.289589][  T767]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   45.289593][  T767]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   45.289595][  T767]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.289597][  T767]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   45.289601][  T767]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.289607][  T767]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   45.289610][  T767]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.289612][  T767]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   45.289615][  T767]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.289622][  T767]  ? 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))
[   45.289625][  T767]  ? 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))
[   45.289628][  T767]  genl_rcv (net/netlink/genetlink.c:1218)
[   45.289631][  T767]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.289635][  T767]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.289639][  T767]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.289642][  T767]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.289646][  T767]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.289648][  T767]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.289651][  T767]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.289656][  T767]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   45.289659][  T767]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   45.289663][  T767]  __sys_sendto (net/socket.c:2281)
[   45.289666][  T767]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   45.289676][  T767]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   45.289683][  T767]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   45.289685][  T767]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.289689][  T767]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   45.289690][  T767]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   45.289693][  T767]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.289695][  T767]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.289697][  T767]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.289699][  T767] RIP: 0033:0x7f93ee23d312
[   45.289703][  T767] 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)
[   45.289705][  T767] RSP: 002b:00007ffdadaf5f58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   45.289708][  T767] RAX: ffffffffffffffda RBX: 00007ffdadaf6088 RCX: 00007f93ee23d312
[   45.289709][  T767] RDX: 0000000000000030 RSI: 00007f93e9e8a270 RDI: 0000000000000023
[   45.289710][  T767] RBP: 00007ffdadaf5f80 R08: 00007ffdadaf6100 R09: 000000000000000c
[   45.289710][  T767] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93ec096190
[   45.289711][  T767] R13: 00007ffdadaf6088 R14: 00007f93edb5c01a R15: 00007ffdadaf6478
| [   46.456722][  T805] softirqs last disabled at (390349): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   46.456724][  T805] Preemption disabled at:
| [   46.456725][  T805] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.456733][  T805] Tainted: [W]=WARN
[   46.456734][  T805] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.456736][  T805] Call Trace:
[   46.456738][  T805]  <TASK>
[   46.456739][  T805]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.456746][  T805]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.456747][  T805]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.456752][  T805]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.456756][  T805]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   46.456761][  T805]  __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))
[   46.456763][  T805]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.456770][  T805]  ? 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)
[   46.456772][  T805]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.456776][  T805]  put_chars (drivers/char/virtio_console.c:1176)
[   46.456779][  T805]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.456782][  T805]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.456785][  T805]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.456789][  T805]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.456793][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.456795][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.456800][  T805]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.456809][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.456812][  T805]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.456816][  T805]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.456820][  T805]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.456822][  T805]  ? 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))
[   46.456826][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.456827][  T805]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.456832][  T805]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.456836][  T805]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.456838][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.456843][  T805]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.456846][  T805]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.456848][  T805]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.456850][  T805]  ? 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)
[   46.456854][  T805]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.456856][  T805]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.456858][  T805]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.456862][  T805]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.456867][  T805]  _printk (kernel/printk/printk.c:2504)
[   46.456871][  T805]  ? snapshot_read.cold (user.c:?)
[   46.456874][  T805]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   46.456877][  T805]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   46.456882][  T805]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   46.456883][  T805]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.456887][  T805]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.456892][  T805]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.456894][  T805]  ? netdev_notice (net/core/dev.c:13194)
[   46.456896][  T805]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   46.456905][  T805]  ? 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)
[   46.456908][  T805]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.456912][  T805]  netif_set_promiscuity (net/core/dev.c:9699)
[   46.456916][  T805]  dev_set_promiscuity (net/core/dev_api.c:288)
[   46.456918][  T805]  ? dev_disable_lro (net/core/dev_api.c:267)
[   46.456920][  T805] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   46.456925][  T805] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   46.456930][  T805] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   46.456935][  T805]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   46.456939][  T805] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   46.456945][  T805]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   46.456949][  T805]  ? __nla_validate_parse (lib/nlattr.c:635)
[   46.456955][  T805]  ? __nla_parse (lib/nlattr.c:732)
[   46.456958][  T805]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   46.456963][  T805]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   46.456966][  T805]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   46.456975][  T805]  ? security_capable (security/security.c:660 (discriminator 11))
[   46.456979][  T805]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   46.456983][  T805]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   46.456986][  T805]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.456988][  T805]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   46.456993][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.456998][  T805]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   46.457002][  T805]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.457004][  T805]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   46.457007][  T805]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.457015][  T805]  ? 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))
[   46.457017][  T805]  ? 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))
[   46.457021][  T805]  genl_rcv (net/netlink/genetlink.c:1218)
[   46.457023][  T805]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.457028][  T805]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.457031][  T805]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.457035][  T805]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.457039][  T805]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.457041][  T805]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.457044][  T805]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.457049][  T805]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   46.457052][  T805]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   46.457056][  T805]  __sys_sendto (net/socket.c:2281)
[   46.457059][  T805]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   46.457070][  T805]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   46.457077][  T805]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   46.457079][  T805]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.457083][  T805]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   46.457085][  T805]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   46.457088][  T805]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.457090][  T805]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.457092][  T805]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.457095][  T805] RIP: 0033:0x7f5c3eb06312
[   46.457098][  T805] 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)
[   46.457100][  T805] RSP: 002b:00007fffed40c788 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   46.457103][  T805] RAX: ffffffffffffffda RBX: 00007fffed40c8b8 RCX: 00007f5c3eb06312
[   46.457104][  T805] RDX: 0000000000000030 RSI: 00007f5c3a71f630 RDI: 0000000000000023
[   46.457105][  T805] RBP: 00007fffed40c7b0 R08: 00007fffed40c930 R09: 000000000000000c
[   46.457106][  T805] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5c3c966270
[   46.457106][  T805] R13: 00007fffed40c8b8 R14: 00007f5c3e42501a R15: 00007fffed40cca8
| [   51.697154][  T893] softirqs last disabled at (20058): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   51.697157][  T893] Preemption disabled at:
| [   51.697157][  T893] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.697166][  T893] Tainted: [W]=WARN
[   51.697167][  T893] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.697168][  T893] Call Trace:
[   51.697170][  T893]  <TASK>
[   51.697171][  T893]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.697177][  T893]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.697179][  T893]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.697183][  T893]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.697188][  T893]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   51.697192][  T893]  __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))
[   51.697194][  T893]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.697201][  T893]  ? 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)
[   51.697204][  T893]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.697208][  T893]  put_chars (drivers/char/virtio_console.c:1176)
[   51.697209][  T893]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   51.697212][  T893]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.697215][  T893]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.697217][  T893]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.697220][  T893]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.697224][  T893]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.697229][  T893]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.697230][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697232][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697236][  T893]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.697239][  T893]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   51.697242][  T893]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.697244][  T893]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.697248][  T893]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.697252][  T893]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.697254][  T893]  ? 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))
[   51.697257][  T893]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.697258][  T893]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.697262][  T893]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.697266][  T893]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.697268][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697274][  T893]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.697276][  T893]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.697278][  T893]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.697280][  T893]  ? 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)
[   51.697284][  T893]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.697285][  T893]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.697288][  T893]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.697291][  T893]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.697293][  T893]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   51.697297][  T893]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   51.697302][  T893]  _printk (kernel/printk/printk.c:2504)
[   51.697306][  T893]  ? snapshot_read.cold (user.c:?)
[   51.697311][  T893]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.697314][  T893]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.697318][  T893]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.697321][  T893]  ? netdev_notice (net/core/dev.c:13194)
[   51.697323][  T893]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   51.697327][  T893]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   51.697332][  T893]  ? 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)
[   51.697335][  T893]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   51.697338][  T893]  netif_set_promiscuity (net/core/dev.c:9699)
[   51.697342][  T893]  dev_set_promiscuity (net/core/dev_api.c:288)
[   51.697343][  T893]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.697346][  T893] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   51.697354][  T893] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   51.697359][  T893]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.697361][  T893]  notifier_call_chain (kernel/notifier.c:85)
[   51.697367][  T893]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   51.697372][  T893]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   51.697379][  T893]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   51.697381][  T893]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.697382][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697384][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697386][  T893]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   51.697408][  T893]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.697410][  T893]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.697413][  T893]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.697415][  T893]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.697417][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697422][  T893]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.697423][  T893]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.697425][  T893]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   51.697427][  T893]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.697431][  T893]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   51.697433][  T893]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.697436][  T893]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.697437][  T893]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.697442][  T893]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.697444][  T893]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.697447][  T893]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.697450][  T893]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.697453][  T893]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.697460][  T893]  ? 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))
[   51.697462][  T893]  ? 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))
[   51.697466][  T893]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.697470][  T893]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.697473][  T893]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.697477][  T893]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.697481][  T893]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.697485][  T893]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.697486][  T893]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   51.697492][  T893]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   51.697496][  T893]  ____sys_sendmsg (net/socket.c:2713)
[   51.697498][  T893]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.697500][  T893]  ? sock_write_iter (net/socket.c:1269)
[   51.697502][  T893]  ? move_addr_to_kernel (net/socket.c:258)
[   51.697509][  T893]  ___sys_sendmsg (net/socket.c:2767)
[   51.697512][  T893]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.697528][  T893]  __sys_sendmsg (net/socket.c:2799)
[   51.697531][  T893]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.697537][  T893]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.697540][  T893]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.697544][  T893]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.697547][  T893]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.697549][  T893] RIP: 0033:0x7f99a6c3754e
[   51.697552][  T893] 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
[   51.697554][  T893] RSP: 002b:00007ffc98fc8160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.697556][  T893] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f99a6c3754e
[   51.697558][  T893] RDX: 0000000000000000 RSI: 00007ffc98fc8210 RDI: 0000000000000005
[   51.697559][  T893] RBP: 00007ffc98fc8170 R08: 0000000000000000 R09: 0000000000000000
[   51.697559][  T893] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916951
[   51.697560][  T893] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc98fc88d0
| [   54.623435][  T951] softirqs last disabled at (397886): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   54.623437][  T951] Preemption disabled at:
| [   54.623438][  T951] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.623446][  T951] Tainted: [W]=WARN
[   54.623447][  T951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.623448][  T951] Call Trace:
[   54.623450][  T951]  <TASK>
[   54.623451][  T951]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.623457][  T951]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.623459][  T951]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.623463][  T951]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.623467][  T951]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.623471][  T951]  __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))
[   54.623473][  T951]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.623480][  T951]  ? 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)
[   54.623483][  T951]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.623486][  T951]  put_chars (drivers/char/virtio_console.c:1176)
[   54.623489][  T951]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.623491][  T951]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.623494][  T951]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.623497][  T951]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.623501][  T951]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.623505][  T951]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   54.623507][  T951]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.623508][  T951]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.623512][  T951]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.623514][  T951]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.623518][  T951]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.623522][  T951]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.623526][  T951]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.623528][  T951]  ? 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))
[   54.623531][  T951]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.623533][  T951]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.623537][  T951]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.623541][  T951]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.623543][  T951]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.623548][  T951]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.623551][  T951]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.623553][  T951]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.623554][  T951]  ? 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)
[   54.623558][  T951]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.623560][  T951]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.623563][  T951]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.623566][  T951]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.623568][  T951]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.623569][  T951]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   54.623574][  T951]  _printk (kernel/printk/printk.c:2504)
[   54.623582][  T951]  ? snapshot_read.cold (user.c:?)
[   54.623583][  T951]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   54.623589][  T951]  ? idr_get_free (??:?)
[   54.623593][  T951]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   54.623602][  T951]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.623608][  T951]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.623610][  T951]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   54.623614][  T951]  __nla_validate_parse (lib/nlattr.c:635)
[   54.623619][  T951]  __nla_parse (lib/nlattr.c:732)
[   54.623621][  T951]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   54.623626][  T951]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   54.623629][  T951]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   54.623637][  T951]  ? security_capable (security/security.c:660 (discriminator 11))
[   54.623642][  T951]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   54.623645][  T951]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   54.623648][  T951]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.623650][  T951]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   54.623658][  T951]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.623664][  T951]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   54.623667][  T951]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.623669][  T951]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   54.623672][  T951]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.623679][  T951]  ? 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))
[   54.623681][  T951]  ? 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))
[   54.623685][  T951]  genl_rcv (net/netlink/genetlink.c:1218)
[   54.623687][  T951]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.623691][  T951]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.623694][  T951]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.623698][  T951]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.623702][  T951]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.623703][  T951]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.623706][  T951]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.623711][  T951]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   54.623714][  T951]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   54.623718][  T951]  __sys_sendto (net/socket.c:2281)
[   54.623721][  T951]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   54.623731][  T951]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   54.623737][  T951]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   54.623739][  T951]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.623743][  T951]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   54.623744][  T951]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   54.623747][  T951]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.623749][  T951]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.623751][  T951]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.623753][  T951] RIP: 0033:0x7f6dd4143312
[   54.623756][  T951] 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)
[   54.623758][  T951] RSP: 002b:00007ffdc5b1b168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   54.623761][  T951] RAX: ffffffffffffffda RBX: 00007ffdc5b1b298 RCX: 00007f6dd4143312
[   54.623762][  T951] RDX: 0000000000000044 RSI: 00007f6dd051ab50 RDI: 0000000000000020
[   54.623763][  T951] RBP: 00007ffdc5b1b190 R08: 00007ffdc5b1b310 R09: 000000000000000c
[   54.623764][  T951] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6dd1fa60b0
[   54.623765][  T951] R13: 00007ffdc5b1b298 R14: 00007f6dd3a6201a R15: 00007ffdc5b1b688
| [   55.913472][ T1000] softirqs last disabled at (391768): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   55.913474][ T1000] Preemption disabled at:
| [   55.913475][ T1000] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.913483][ T1000] Tainted: [W]=WARN
[   55.913484][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.913486][ T1000] Call Trace:
[   55.913487][ T1000]  <TASK>
[   55.913489][ T1000]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.913495][ T1000]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.913497][ T1000]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.913502][ T1000]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.913506][ T1000]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.913510][ T1000]  __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))
[   55.913512][ T1000]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.913519][ T1000]  ? 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)
[   55.913522][ T1000]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.913526][ T1000]  put_chars (drivers/char/virtio_console.c:1176)
[   55.913528][ T1000]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.913531][ T1000]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.913534][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.913539][ T1000]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.913543][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.913544][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.913549][ T1000]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.913553][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.913555][ T1000]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.913559][ T1000]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.913563][ T1000]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.913565][ T1000]  ? 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))
[   55.913568][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.913570][ T1000]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.913574][ T1000]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.913582][ T1000]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.913584][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.913589][ T1000]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.913592][ T1000]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.913594][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.913595][ T1000]  ? 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)
[   55.913599][ T1000]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.913601][ T1000]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.913604][ T1000]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.913607][ T1000]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.913612][ T1000]  _printk (kernel/printk/printk.c:2504)
[   55.913616][ T1000]  ? snapshot_read.cold (user.c:?)
[   55.913619][ T1000]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   55.913622][ T1000]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   55.913626][ T1000]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   55.913627][ T1000]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.913631][ T1000]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.913635][ T1000]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.913638][ T1000]  ? netdev_notice (net/core/dev.c:13194)
[   55.913640][ T1000]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   55.913649][ T1000]  ? 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)
[   55.913651][ T1000]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   55.913655][ T1000]  netif_set_promiscuity (net/core/dev.c:9699)
[   55.913659][ T1000]  dev_set_promiscuity (net/core/dev_api.c:288)
[   55.913660][ T1000]  ? dev_disable_lro (net/core/dev_api.c:267)
[   55.913663][ T1000] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   55.913668][ T1000] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   55.913673][ T1000] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   55.913677][ T1000]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   55.913682][ T1000] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   55.913687][ T1000]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   55.913691][ T1000]  ? __nla_validate_parse (lib/nlattr.c:635)
[   55.913697][ T1000]  ? __nla_parse (lib/nlattr.c:732)
[   55.913699][ T1000]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   55.913704][ T1000]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   55.913708][ T1000]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   55.913716][ T1000]  ? security_capable (security/security.c:660 (discriminator 11))
[   55.913720][ T1000]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   55.913724][ T1000]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   55.913727][ T1000]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.913729][ T1000]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   55.913733][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.913738][ T1000]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   55.913742][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.913744][ T1000]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   55.913747][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.913754][ T1000]  ? 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))
[   55.913756][ T1000]  ? 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))
[   55.913760][ T1000]  genl_rcv (net/netlink/genetlink.c:1218)
[   55.913762][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.913766][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.913768][ T1000]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   55.913773][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.913776][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.913780][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.913782][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.913785][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.913790][ T1000]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.913793][ T1000]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   55.913797][ T1000]  __sys_sendto (net/socket.c:2281)
[   55.913800][ T1000]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   55.913811][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   55.913817][ T1000]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   55.913819][ T1000]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.913823][ T1000]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   55.913824][ T1000]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   55.913832][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.913834][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.913836][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.913838][ T1000] RIP: 0033:0x7f6a2f2d1312
[   55.913842][ T1000] 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)
[   55.913844][ T1000] RSP: 002b:00007ffd75147eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   55.913846][ T1000] RAX: ffffffffffffffda RBX: 00007ffd75147fe8 RCX: 00007f6a2f2d1312
[   55.913848][ T1000] RDX: 0000000000000030 RSI: 00007f6a2cfca830 RDI: 0000000000000023
[   55.913848][ T1000] RBP: 00007ffd75147ee0 R08: 00007ffd75148060 R09: 000000000000000c
[   55.913849][ T1000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6a2d12a190
[   55.913850][ T1000] R13: 00007ffd75147fe8 R14: 00007f6a2ebf001a R15: 00007ffd751483d8
| [   57.157446][ T1038] softirqs last disabled at (378154): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   57.157448][ T1038] Preemption disabled at:
| [   57.157449][ T1038] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.157457][ T1038] Tainted: [W]=WARN
[   57.157459][ T1038] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.157460][ T1038] Call Trace:
[   57.157462][ T1038]  <TASK>
[   57.157464][ T1038]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.157470][ T1038]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.157471][ T1038]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.157476][ T1038]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.157480][ T1038]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.157484][ T1038]  __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))
[   57.157486][ T1038]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.157493][ T1038]  ? 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)
[   57.157496][ T1038]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.157499][ T1038]  put_chars (drivers/char/virtio_console.c:1176)
[   57.157502][ T1038]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.157505][ T1038]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.157508][ T1038]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.157513][ T1038]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.157517][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.157518][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.157523][ T1038]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.157527][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.157529][ T1038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.157533][ T1038]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.157537][ T1038]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.157539][ T1038]  ? 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))
[   57.157542][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.157544][ T1038]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.157548][ T1038]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.157553][ T1038]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.157555][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.157560][ T1038]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.157563][ T1038]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.157565][ T1038]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.157567][ T1038]  ? 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)
[   57.157570][ T1038]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.157572][ T1038]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.157575][ T1038]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.157581][ T1038]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.157587][ T1038]  _printk (kernel/printk/printk.c:2504)
[   57.157590][ T1038]  ? snapshot_read.cold (user.c:?)
[   57.157593][ T1038]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   57.157596][ T1038]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   57.157600][ T1038]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   57.157602][ T1038]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.157605][ T1038]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.157609][ T1038]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.157612][ T1038]  ? netdev_notice (net/core/dev.c:13194)
[   57.157614][ T1038]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   57.157623][ T1038]  ? 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)
[   57.157626][ T1038]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   57.157629][ T1038]  netif_set_promiscuity (net/core/dev.c:9699)
[   57.157633][ T1038]  dev_set_promiscuity (net/core/dev_api.c:288)
[   57.157635][ T1038]  ? dev_disable_lro (net/core/dev_api.c:267)
[   57.157637][ T1038] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   57.157642][ T1038] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   57.157647][ T1038] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   57.157651][ T1038]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   57.157656][ T1038] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   57.157662][ T1038]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   57.157665][ T1038]  ? __nla_validate_parse (lib/nlattr.c:635)
[   57.157671][ T1038]  ? __nla_parse (lib/nlattr.c:732)
[   57.157673][ T1038]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   57.157678][ T1038]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   57.157682][ T1038]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   57.157690][ T1038]  ? security_capable (security/security.c:660 (discriminator 11))
[   57.157694][ T1038]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   57.157698][ T1038]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   57.157700][ T1038]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.157702][ T1038]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   57.157707][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.157712][ T1038]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   57.157716][ T1038]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.157718][ T1038]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   57.157721][ T1038]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.157728][ T1038]  ? 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))
[   57.157730][ T1038]  ? 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))
[   57.157734][ T1038]  genl_rcv (net/netlink/genetlink.c:1218)
[   57.157736][ T1038]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.157740][ T1038]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.157742][ T1038]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   57.157747][ T1038]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.157750][ T1038]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.157754][ T1038]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.157756][ T1038]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.157759][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.157764][ T1038]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   57.157767][ T1038]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   57.157771][ T1038]  __sys_sendto (net/socket.c:2281)
[   57.157774][ T1038]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   57.157780][ T1038]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[   57.157788][ T1038]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.157792][ T1038]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   57.157794][ T1038]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.157798][ T1038]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   57.157800][ T1038]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   57.157803][ T1038]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.157805][ T1038]  ? irq_exit_rcu (kernel/softirq.c:786)
[   57.157809][ T1038]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.157811][ T1038] RIP: 0033:0x7f2ed1d1a312
[   57.157814][ T1038] 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)
[   57.157816][ T1038] RSP: 002b:00007fff09df4e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   57.157818][ T1038] RAX: ffffffffffffffda RBX: 00007fff09df4f38 RCX: 00007f2ed1d1a312
[   57.157820][ T1038] RDX: 0000000000000030 RSI: 00007f2ecd92cb30 RDI: 0000000000000023
[   57.157821][ T1038] RBP: 00007fff09df4e30 R08: 00007fff09df4fb0 R09: 000000000000000c
[   57.157821][ T1038] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ecfb7a270
[   57.157822][ T1038] R13: 00007fff09df4f38 R14: 00007f2ed163901a R15: 00007fff09df5328
| [   74.245119][ T1178] softirqs last disabled at (27753): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   74.245121][ T1178] Preemption disabled at:
| [   74.245122][ T1178] vprintk_emit (kernel/printk/printk.c:2471)
| [   74.245130][ T1178] Tainted: [W]=WARN
[   74.245131][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.245133][ T1178] Call Trace:
[   74.245135][ T1178]  <TASK>
[   74.245137][ T1178]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.245142][ T1178]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   74.245144][ T1178]  __might_resched.cold (kernel/sched/core.c:9234)
[   74.245148][ T1178]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   74.245152][ T1178]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   74.245156][ T1178]  __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))
[   74.245158][ T1178]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.245165][ T1178]  ? 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)
[   74.245167][ T1178]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.245171][ T1178]  put_chars (drivers/char/virtio_console.c:1176)
[   74.245173][ T1178]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   74.245175][ T1178]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   74.245178][ T1178]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   74.245181][ T1178]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.245184][ T1178]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   74.245188][ T1178]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   74.245192][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   74.245194][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245195][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245199][ T1178]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   74.245202][ T1178]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   74.245205][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.245207][ T1178]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.245211][ T1178]  console_emit_next_record (kernel/printk/printk.c:3183)
[   74.245214][ T1178]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   74.245216][ T1178]  ? 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))
[   74.245219][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.245221][ T1178]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.245225][ T1178]  console_flush_one_record (kernel/printk/printk.c:3268)
[   74.245229][ T1178]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   74.245231][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245236][ T1178]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   74.245239][ T1178]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   74.245240][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.245242][ T1178]  ? 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)
[   74.245246][ T1178]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   74.245247][ T1178]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   74.245250][ T1178]  vprintk_emit (kernel/printk/printk.c:2479)
[   74.245253][ T1178]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   74.245255][ T1178]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   74.245259][ T1178]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   74.245264][ T1178]  _printk (kernel/printk/printk.c:2504)
[   74.245268][ T1178]  ? snapshot_read.cold (user.c:?)
[   74.245272][ T1178]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   74.245276][ T1178]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   74.245279][ T1178]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   74.245282][ T1178]  ? netdev_notice (net/core/dev.c:13194)
[   74.245284][ T1178]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   74.245288][ T1178]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   74.245293][ T1178]  ? 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)
[   74.245295][ T1178]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   74.245299][ T1178]  netif_set_promiscuity (net/core/dev.c:9699)
[   74.245302][ T1178]  dev_set_promiscuity (net/core/dev_api.c:288)
[   74.245304][ T1178]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   74.245308][ T1178] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   74.245315][ T1178] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   74.245319][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.245322][ T1178]  notifier_call_chain (kernel/notifier.c:85)
[   74.245327][ T1178]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   74.245332][ T1178]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   74.245339][ T1178]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   74.245341][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   74.245343][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245344][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245346][ T1178]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   74.245367][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   74.245369][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   74.245372][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   74.245374][ T1178]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   74.245376][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245380][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   74.245382][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   74.245384][ T1178]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   74.245386][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   74.245390][ T1178]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   74.245392][ T1178]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.245395][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.245396][ T1178]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   74.245401][ T1178]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   74.245402][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   74.245406][ T1178]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.245409][ T1178]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.245412][ T1178]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.245418][ T1178]  ? 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))
[   74.245420][ T1178]  ? 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))
[   74.245424][ T1178]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.245428][ T1178]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.245430][ T1178]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   74.245435][ T1178]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.245438][ T1178]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   74.245442][ T1178]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   74.245444][ T1178]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   74.245449][ T1178]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   74.245453][ T1178]  ____sys_sendmsg (net/socket.c:2713)
[   74.245455][ T1178]  ? copy_msghdr_from_user (net/socket.c:2650)
[   74.245458][ T1178]  ? sock_write_iter (net/socket.c:1269)
[   74.245459][ T1178]  ? move_addr_to_kernel (net/socket.c:258)
[   74.245466][ T1178]  ___sys_sendmsg (net/socket.c:2767)
[   74.245469][ T1178]  ? copy_msghdr_from_user (net/socket.c:2619)
[   74.245484][ T1178]  __sys_sendmsg (net/socket.c:2799)
[   74.245487][ T1178]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   74.245493][ T1178]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.245496][ T1178]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.245499][ T1178]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   74.245502][ T1178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.245504][ T1178] RIP: 0033:0x7fdf5a69054e
[   74.245508][ T1178] 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
[   74.245509][ T1178] RSP: 002b:00007ffe18b9e3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.245512][ T1178] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fdf5a69054e
[   74.245513][ T1178] RDX: 0000000000000000 RSI: 00007ffe18b9e470 RDI: 0000000000000005
[   74.245514][ T1178] RBP: 00007ffe18b9e3d0 R08: 0000000000000000 R09: 0000000000000000
[   74.245515][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916967
[   74.245516][ T1178] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe18b9eb30
| [   77.168718][ T1237] softirqs last disabled at (387337): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   77.168721][ T1237] Preemption disabled at:
| [   77.168722][ T1237] vprintk_emit (kernel/printk/printk.c:2471)
| [   77.168730][ T1237] Tainted: [W]=WARN
[   77.168731][ T1237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.168733][ T1237] Call Trace:
[   77.168734][ T1237]  <TASK>
[   77.168736][ T1237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.168742][ T1237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   77.168744][ T1237]  __might_resched.cold (kernel/sched/core.c:9234)
[   77.168748][ T1237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   77.168752][ T1237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   77.168756][ T1237]  __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))
[   77.168758][ T1237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.168764][ T1237]  ? 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)
[   77.168767][ T1237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.168771][ T1237]  put_chars (drivers/char/virtio_console.c:1176)
[   77.168773][ T1237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   77.168776][ T1237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   77.168779][ T1237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.168782][ T1237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   77.168786][ T1237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   77.168789][ T1237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   77.168791][ T1237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.168793][ T1237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.168797][ T1237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   77.168799][ T1237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   77.168803][ T1237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.168807][ T1237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   77.168811][ T1237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   77.168812][ T1237]  ? 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))
[   77.168816][ T1237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.168817][ T1237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.168821][ T1237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   77.168825][ T1237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   77.168827][ T1237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.168832][ T1237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   77.168835][ T1237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   77.168837][ T1237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.168839][ T1237]  ? 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)
[   77.168842][ T1237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   77.168844][ T1237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   77.168847][ T1237]  vprintk_emit (kernel/printk/printk.c:2479)
[   77.168850][ T1237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   77.168852][ T1237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   77.168853][ T1237]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   77.168858][ T1237]  _printk (kernel/printk/printk.c:2504)
[   77.168862][ T1237]  ? snapshot_read.cold (user.c:?)
[   77.168863][ T1237]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   77.168869][ T1237]  ? idr_get_free (??:?)
[   77.168878][ T1237]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   77.168887][ T1237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   77.168893][ T1237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.168895][ T1237]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   77.168899][ T1237]  __nla_validate_parse (lib/nlattr.c:635)
[   77.168903][ T1237]  __nla_parse (lib/nlattr.c:732)
[   77.168906][ T1237]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   77.168911][ T1237]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   77.168914][ T1237]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   77.168922][ T1237]  ? security_capable (security/security.c:660 (discriminator 11))
[   77.168926][ T1237]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   77.168930][ T1237]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   77.168932][ T1237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.168935][ T1237]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   77.168943][ T1237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.168948][ T1237]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   77.168951][ T1237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.168953][ T1237]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   77.168956][ T1237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.168963][ T1237]  ? 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))
[   77.168965][ T1237]  ? 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))
[   77.168969][ T1237]  genl_rcv (net/netlink/genetlink.c:1218)
[   77.168971][ T1237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.168975][ T1237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.168978][ T1237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   77.168982][ T1237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.168986][ T1237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   77.168987][ T1237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   77.168990][ T1237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   77.168995][ T1237]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   77.168998][ T1237]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   77.169002][ T1237]  __sys_sendto (net/socket.c:2281)
[   77.169005][ T1237]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   77.169016][ T1237]  ? fput_close_sync (fs/file_table.c:617)
[   77.169019][ T1237]  ? alloc_file_clone (fs/file_table.c:479)
[   77.169023][ T1237]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   77.169025][ T1237]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.169028][ T1237]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   77.169031][ T1237]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   77.169033][ T1237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.169035][ T1237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   77.169038][ T1237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.169040][ T1237] RIP: 0033:0x7fd2fa169312
[   77.169044][ T1237] 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)
[   77.169045][ T1237] RSP: 002b:00007ffdd4654ed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   77.169048][ T1237] RAX: ffffffffffffffda RBX: 00007ffdd4655008 RCX: 00007fd2fa169312
[   77.169049][ T1237] RDX: 0000000000000048 RSI: 00007fd2f7fd34b0 RDI: 0000000000000020
[   77.169050][ T1237] RBP: 00007ffdd4654f00 R08: 00007ffdd4655080 R09: 000000000000000c
[   77.169051][ T1237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd2f7fc20b0
[   77.169052][ T1237] R13: 00007ffdd4655008 R14: 00007fd2f9a8801a R15: 00007ffdd46553f8
| [   78.480069][ T1284] softirqs last disabled at (375044): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   78.480071][ T1284] Preemption disabled at:
| [   78.480072][ T1284] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.480080][ T1284] Tainted: [W]=WARN
[   78.480081][ T1284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.480082][ T1284] Call Trace:
[   78.480084][ T1284]  <TASK>
[   78.480085][ T1284]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.480091][ T1284]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.480093][ T1284]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.480097][ T1284]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.480102][ T1284]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   78.480106][ T1284]  __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))
[   78.480108][ T1284]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.480115][ T1284]  ? 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)
[   78.480118][ T1284]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.480121][ T1284]  put_chars (drivers/char/virtio_console.c:1176)
[   78.480124][ T1284]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.480127][ T1284]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.480130][ T1284]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   78.480135][ T1284]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.480139][ T1284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.480140][ T1284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.480145][ T1284]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.480149][ T1284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.480151][ T1284]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.480155][ T1284]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.480159][ T1284]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.480161][ T1284]  ? 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))
[   78.480164][ T1284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.480166][ T1284]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.480170][ T1284]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.480175][ T1284]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.480176][ T1284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.480182][ T1284]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.480185][ T1284]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.480187][ T1284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.480189][ T1284]  ? 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)
[   78.480192][ T1284]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.480194][ T1284]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.480197][ T1284]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.480200][ T1284]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.480206][ T1284]  _printk (kernel/printk/printk.c:2504)
[   78.480209][ T1284]  ? snapshot_read.cold (user.c:?)
[   78.480212][ T1284]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   78.480216][ T1284]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   78.480220][ T1284]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   78.480221][ T1284]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   78.480225][ T1284]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   78.480229][ T1284]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   78.480232][ T1284]  ? netdev_notice (net/core/dev.c:13194)
[   78.480234][ T1284]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   78.480243][ T1284]  ? 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)
[   78.480245][ T1284]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   78.480249][ T1284]  netif_set_promiscuity (net/core/dev.c:9699)
[   78.480253][ T1284]  dev_set_promiscuity (net/core/dev_api.c:288)
[   78.480255][ T1284]  ? dev_disable_lro (net/core/dev_api.c:267)
[   78.480257][ T1284] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   78.480262][ T1284] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   78.480267][ T1284] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   78.480271][ T1284]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   78.480276][ T1284] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   78.480281][ T1284]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   78.480285][ T1284]  ? __nla_validate_parse (lib/nlattr.c:635)
[   78.480291][ T1284]  ? __nla_parse (lib/nlattr.c:732)
[   78.480293][ T1284]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   78.480298][ T1284]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   78.480302][ T1284]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   78.480310][ T1284]  ? security_capable (security/security.c:660 (discriminator 11))
[   78.480315][ T1284]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   78.480319][ T1284]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   78.480321][ T1284]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.480323][ T1284]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   78.480328][ T1284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.480333][ T1284]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   78.480337][ T1284]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.480339][ T1284]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   78.480342][ T1284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.480349][ T1284]  ? 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))
[   78.480351][ T1284]  ? 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))
[   78.480355][ T1284]  genl_rcv (net/netlink/genetlink.c:1218)
[   78.480357][ T1284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.480362][ T1284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.480363][ T1284]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   78.480368][ T1284]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   78.480372][ T1284]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.480376][ T1284]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.480378][ T1284]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   78.480381][ T1284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   78.480386][ T1284]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   78.480389][ T1284]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   78.480393][ T1284]  __sys_sendto (net/socket.c:2281)
[   78.480396][ T1284]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   78.480407][ T1284]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   78.480413][ T1284]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   78.480415][ T1284]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.480418][ T1284]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   78.480420][ T1284]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   78.480423][ T1284]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.480424][ T1284]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.480427][ T1284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.480429][ T1284] RIP: 0033:0x7f4d82e64312
[   78.480433][ T1284] 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)
[   78.480434][ T1284] RSP: 002b:00007ffd8bb77cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   78.480437][ T1284] RAX: ffffffffffffffda RBX: 00007ffd8bb77de8 RCX: 00007f4d82e64312
[   78.480438][ T1284] RDX: 0000000000000030 RSI: 00007f4d80289df0 RDI: 0000000000000023
[   78.480439][ T1284] RBP: 00007ffd8bb77ce0 R08: 00007ffd8bb77e60 R09: 000000000000000c
[   78.480440][ T1284] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d80cce190
[   78.480441][ T1284] R13: 00007ffd8bb77de8 R14: 00007f4d8278301a R15: 00007ffd8bb781d8
| [   79.650633][ T1322] softirqs last disabled at (368072): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   79.650635][ T1322] Preemption disabled at:
| [   79.650636][ T1322] vprintk_emit (kernel/printk/printk.c:2471)
| [   79.650644][ T1322] Tainted: [W]=WARN
[   79.650645][ T1322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.650647][ T1322] Call Trace:
[   79.650649][ T1322]  <TASK>
[   79.650651][ T1322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   79.650657][ T1322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   79.650658][ T1322]  __might_resched.cold (kernel/sched/core.c:9234)
[   79.650662][ T1322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   79.650667][ T1322]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   79.650671][ T1322]  __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))
[   79.650673][ T1322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.650680][ T1322]  ? 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)
[   79.650682][ T1322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.650686][ T1322]  put_chars (drivers/char/virtio_console.c:1176)
[   79.650689][ T1322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   79.650692][ T1322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.650695][ T1322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   79.650699][ T1322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   79.650703][ T1322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.650705][ T1322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.650710][ T1322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   79.650714][ T1322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.650716][ T1322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.650720][ T1322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   79.650724][ T1322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   79.650726][ T1322]  ? 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))
[   79.650729][ T1322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.650731][ T1322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.650735][ T1322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   79.650739][ T1322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   79.650741][ T1322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.650746][ T1322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   79.650749][ T1322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   79.650751][ T1322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.650752][ T1322]  ? 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)
[   79.650756][ T1322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   79.650758][ T1322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   79.650761][ T1322]  vprintk_emit (kernel/printk/printk.c:2479)
[   79.650764][ T1322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   79.650769][ T1322]  _printk (kernel/printk/printk.c:2504)
[   79.650773][ T1322]  ? snapshot_read.cold (user.c:?)
[   79.650775][ T1322]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   79.650779][ T1322]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   79.650783][ T1322]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   79.650784][ T1322]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   79.650788][ T1322]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   79.650792][ T1322]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   79.650795][ T1322]  ? netdev_notice (net/core/dev.c:13194)
[   79.650797][ T1322]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   79.650806][ T1322]  ? 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)
[   79.650808][ T1322]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   79.650812][ T1322]  netif_set_promiscuity (net/core/dev.c:9699)
[   79.650816][ T1322]  dev_set_promiscuity (net/core/dev_api.c:288)
[   79.650817][ T1322]  ? dev_disable_lro (net/core/dev_api.c:267)
[   79.650820][ T1322] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   79.650825][ T1322] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   79.650830][ T1322] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   79.650834][ T1322]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   79.650838][ T1322] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   79.650844][ T1322]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   79.650848][ T1322]  ? __nla_validate_parse (lib/nlattr.c:635)
[   79.650854][ T1322]  ? __nla_parse (lib/nlattr.c:732)
[   79.650856][ T1322]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   79.650861][ T1322]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   79.650865][ T1322]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   79.650874][ T1322]  ? security_capable (security/security.c:660 (discriminator 11))
[   79.650884][ T1322]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   79.650888][ T1322]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   79.650890][ T1322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   79.650893][ T1322]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   79.650897][ T1322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.650902][ T1322]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   79.650906][ T1322]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.650908][ T1322]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   79.650911][ T1322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.650918][ T1322]  ? 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))
[   79.650920][ T1322]  ? 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))
[   79.650924][ T1322]  genl_rcv (net/netlink/genetlink.c:1218)
[   79.650926][ T1322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.650930][ T1322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.650934][ T1322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   79.650938][ T1322]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.650942][ T1322]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   79.650943][ T1322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   79.650946][ T1322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   79.650951][ T1322]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   79.650954][ T1322]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   79.650958][ T1322]  __sys_sendto (net/socket.c:2281)
[   79.650961][ T1322]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   79.650972][ T1322]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   79.650979][ T1322]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   79.650981][ T1322]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   79.650985][ T1322]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   79.650986][ T1322]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   79.650989][ T1322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.650991][ T1322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   79.650993][ T1322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.650995][ T1322] RIP: 0033:0x7f66c3b3c312
[   79.650999][ T1322] 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)
[   79.651001][ T1322] RSP: 002b:00007ffecd19df08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   79.651003][ T1322] RAX: ffffffffffffffda RBX: 00007ffecd19e038 RCX: 00007f66c3b3c312
[   79.651004][ T1322] RDX: 0000000000000030 RSI: 00007f66c05d1330 RDI: 0000000000000023
[   79.651005][ T1322] RBP: 00007ffecd19df30 R08: 00007ffecd19e0b0 R09: 000000000000000c
[   79.651006][ T1322] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f66c19a62e0
[   79.651007][ T1322] R13: 00007ffecd19e038 R14: 00007f66c345b01a R15: 00007ffecd19e428
| [   85.857473][ T1475] softirqs last disabled at (30927): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   85.857476][ T1475] Preemption disabled at:
| [   85.857477][ T1475] vprintk_emit (kernel/printk/printk.c:2471)
| [   85.857485][ T1475] Tainted: [W]=WARN
[   85.857486][ T1475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.857488][ T1475] Call Trace:
[   85.857489][ T1475]  <TASK>
[   85.857491][ T1475]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   85.857496][ T1475]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   85.857498][ T1475]  __might_resched.cold (kernel/sched/core.c:9234)
[   85.857502][ T1475]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   85.857507][ T1475]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   85.857511][ T1475]  __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))
[   85.857512][ T1475]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.857519][ T1475]  ? 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)
[   85.857522][ T1475]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.857526][ T1475]  put_chars (drivers/char/virtio_console.c:1176)
[   85.857527][ T1475]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   85.857530][ T1475]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   85.857533][ T1475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   85.857536][ T1475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   85.857538][ T1475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   85.857542][ T1475]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   85.857546][ T1475]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   85.857548][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857550][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857554][ T1475]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   85.857556][ T1475]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   85.857559][ T1475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.857561][ T1475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.857565][ T1475]  console_emit_next_record (kernel/printk/printk.c:3183)
[   85.857569][ T1475]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   85.857571][ T1475]  ? 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))
[   85.857574][ T1475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.857576][ T1475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.857582][ T1475]  console_flush_one_record (kernel/printk/printk.c:3268)
[   85.857586][ T1475]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   85.857588][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857593][ T1475]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   85.857596][ T1475]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   85.857597][ T1475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.857599][ T1475]  ? 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)
[   85.857603][ T1475]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   85.857604][ T1475]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   85.857607][ T1475]  vprintk_emit (kernel/printk/printk.c:2479)
[   85.857610][ T1475]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   85.857612][ T1475]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   85.857616][ T1475]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   85.857621][ T1475]  _printk (kernel/printk/printk.c:2504)
[   85.857625][ T1475]  ? snapshot_read.cold (user.c:?)
[   85.857629][ T1475]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   85.857633][ T1475]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   85.857636][ T1475]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   85.857639][ T1475]  ? netdev_notice (net/core/dev.c:13194)
[   85.857641][ T1475]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   85.857645][ T1475]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   85.857650][ T1475]  ? 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)
[   85.857653][ T1475]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   85.857656][ T1475]  netif_set_promiscuity (net/core/dev.c:9699)
[   85.857659][ T1475]  dev_set_promiscuity (net/core/dev_api.c:288)
[   85.857661][ T1475]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.857665][ T1475] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   85.857672][ T1475] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   85.857676][ T1475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.857679][ T1475]  notifier_call_chain (kernel/notifier.c:85)
[   85.857684][ T1475]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   85.857689][ T1475]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   85.857696][ T1475]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   85.857698][ T1475]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   85.857700][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857701][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857703][ T1475]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   85.857724][ T1475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   85.857726][ T1475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   85.857729][ T1475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   85.857731][ T1475]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   85.857733][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857738][ T1475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   85.857740][ T1475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   85.857741][ T1475]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   85.857743][ T1475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   85.857747][ T1475]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   85.857749][ T1475]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.857752][ T1475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.857754][ T1475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   85.857758][ T1475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   85.857760][ T1475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   85.857763][ T1475]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.857766][ T1475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.857769][ T1475]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   85.857775][ T1475]  ? 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))
[   85.857777][ T1475]  ? 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))
[   85.857782][ T1475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.857786][ T1475]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   85.857788][ T1475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   85.857792][ T1475]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.857796][ T1475]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   85.857800][ T1475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   85.857801][ T1475]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   85.857807][ T1475]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   85.857811][ T1475]  ____sys_sendmsg (net/socket.c:2713)
[   85.857813][ T1475]  ? copy_msghdr_from_user (net/socket.c:2650)
[   85.857815][ T1475]  ? sock_write_iter (net/socket.c:1269)
[   85.857817][ T1475]  ? move_addr_to_kernel (net/socket.c:258)
[   85.857824][ T1475]  ___sys_sendmsg (net/socket.c:2767)
[   85.857826][ T1475]  ? copy_msghdr_from_user (net/socket.c:2619)
[   85.857842][ T1475]  __sys_sendmsg (net/socket.c:2799)
[   85.857845][ T1475]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   85.857851][ T1475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.857854][ T1475]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.857857][ T1475]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   85.857860][ T1475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.857862][ T1475] RIP: 0033:0x7fcd808bc54e
[   85.857865][ T1475] 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
[   85.857867][ T1475] RSP: 002b:00007ffdf0e73bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   85.857870][ T1475] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fcd808bc54e
[   85.857871][ T1475] RDX: 0000000000000000 RSI: 00007ffdf0e73ca0 RDI: 0000000000000005
[   85.857872][ T1475] RBP: 00007ffdf0e73c00 R08: 0000000000000000 R09: 0000000000000000
[   85.857873][ T1475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916973
[   85.857874][ T1475] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf0e74360
| [   88.859523][ T1534] softirqs last disabled at (399294): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   88.859525][ T1534] Preemption disabled at:
| [   88.859526][ T1534] vprintk_emit (kernel/printk/printk.c:2471)
| [   88.859534][ T1534] Tainted: [W]=WARN
[   88.859535][ T1534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.859537][ T1534] Call Trace:
[   88.859538][ T1534]  <TASK>
[   88.859540][ T1534]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.859546][ T1534]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   88.859547][ T1534]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.859552][ T1534]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.859556][ T1534]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   88.859560][ T1534]  __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))
[   88.859562][ T1534]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.859569][ T1534]  ? 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)
[   88.859572][ T1534]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.859580][ T1534]  put_chars (drivers/char/virtio_console.c:1176)
[   88.859583][ T1534]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.859586][ T1534]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   88.859589][ T1534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   88.859592][ T1534]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   88.859596][ T1534]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.859600][ T1534]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   88.859602][ T1534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   88.859604][ T1534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   88.859608][ T1534]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.859610][ T1534]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   88.859614][ T1534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.859618][ T1534]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.859622][ T1534]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.859624][ T1534]  ? 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))
[   88.859627][ T1534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.859629][ T1534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.859633][ T1534]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.859637][ T1534]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.859639][ T1534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   88.859644][ T1534]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.859647][ T1534]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.859649][ T1534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.859650][ T1534]  ? 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)
[   88.859654][ T1534]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.859656][ T1534]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.859659][ T1534]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.859662][ T1534]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.859664][ T1534]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   88.859666][ T1534]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   88.859670][ T1534]  _printk (kernel/printk/printk.c:2504)
[   88.859674][ T1534]  ? snapshot_read.cold (user.c:?)
[   88.859676][ T1534]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   88.859682][ T1534]  ? idr_get_free (??:?)
[   88.859686][ T1534]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[   88.859695][ T1534]  ? nla_get_range_signed (lib/nlattr.c:270)
[   88.859701][ T1534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.859703][ T1534]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   88.859707][ T1534]  __nla_validate_parse (lib/nlattr.c:635)
[   88.859712][ T1534]  __nla_parse (lib/nlattr.c:732)
[   88.859715][ T1534]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   88.859720][ T1534]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   88.859723][ T1534]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   88.859731][ T1534]  ? security_capable (security/security.c:660 (discriminator 11))
[   88.859736][ T1534]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   88.859739][ T1534]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   88.859742][ T1534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   88.859744][ T1534]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   88.859752][ T1534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   88.859758][ T1534]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   88.859761][ T1534]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.859763][ T1534]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   88.859766][ T1534]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.859774][ T1534]  ? 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))
[   88.859776][ T1534]  ? 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))
[   88.859780][ T1534]  genl_rcv (net/netlink/genetlink.c:1218)
[   88.859782][ T1534]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.859786][ T1534]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.859790][ T1534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   88.859793][ T1534]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.859797][ T1534]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.859799][ T1534]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   88.859802][ T1534]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   88.859807][ T1534]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   88.859810][ T1534]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   88.859813][ T1534]  __sys_sendto (net/socket.c:2281)
[   88.859817][ T1534]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   88.859828][ T1534]  ? fput_close_sync (fs/file_table.c:617)
[   88.859831][ T1534]  ? alloc_file_clone (fs/file_table.c:479)
[   88.859835][ T1534]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   88.859837][ T1534]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.859841][ T1534]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   88.859844][ T1534]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   88.859846][ T1534]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.859848][ T1534]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.859851][ T1534]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.859853][ T1534] RIP: 0033:0x7fef028af312
[   88.859856][ T1534] 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)
[   88.859858][ T1534] RSP: 002b:00007ffcdff6e4e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   88.859861][ T1534] RAX: ffffffffffffffda RBX: 00007ffcdff6e618 RCX: 00007fef028af312
[   88.859862][ T1534] RDX: 0000000000000040 RSI: 00007feefe486c40 RDI: 0000000000000020
[   88.859863][ T1534] RBP: 00007ffcdff6e510 R08: 00007ffcdff6e690 R09: 000000000000000c
[   88.859864][ T1534] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fef007120b0
[   88.859865][ T1534] R13: 00007ffcdff6e618 R14: 00007fef021ce01a R15: 00007ffcdff6ea08
| [   90.947458][ T1605] softirqs last disabled at (391622): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   90.947460][ T1605] Preemption disabled at:
| [   90.947461][ T1605] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.947469][ T1605] Tainted: [W]=WARN
[   90.947470][ T1605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.947471][ T1605] Call Trace:
[   90.947473][ T1605]  <TASK>
[   90.947474][ T1605]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.947480][ T1605]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.947482][ T1605]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.947486][ T1605]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.947491][ T1605]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   90.947495][ T1605]  __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))
[   90.947497][ T1605]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.947503][ T1605]  ? 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)
[   90.947506][ T1605]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.947510][ T1605]  put_chars (drivers/char/virtio_console.c:1176)
[   90.947512][ T1605]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.947515][ T1605]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.947519][ T1605]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   90.947523][ T1605]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.947527][ T1605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.947529][ T1605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.947533][ T1605]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.947537][ T1605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.947539][ T1605]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.947543][ T1605]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.947547][ T1605]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.947549][ T1605]  ? 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))
[   90.947552][ T1605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.947554][ T1605]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.947558][ T1605]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.947562][ T1605]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.947564][ T1605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.947569][ T1605]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.947572][ T1605]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.947574][ T1605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.947578][ T1605]  ? 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)
[   90.947582][ T1605]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.947584][ T1605]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.947587][ T1605]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.947590][ T1605]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.947595][ T1605]  _printk (kernel/printk/printk.c:2504)
[   90.947599][ T1605]  ? snapshot_read.cold (user.c:?)
[   90.947601][ T1605]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   90.947604][ T1605]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   90.947609][ T1605]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   90.947610][ T1605]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.947614][ T1605]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.947618][ T1605]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.947621][ T1605]  ? netdev_notice (net/core/dev.c:13194)
[   90.947622][ T1605]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   90.947631][ T1605]  ? 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)
[   90.947634][ T1605]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   90.947637][ T1605]  netif_set_promiscuity (net/core/dev.c:9699)
[   90.947641][ T1605]  dev_set_promiscuity (net/core/dev_api.c:288)
[   90.947643][ T1605]  ? dev_disable_lro (net/core/dev_api.c:267)
[   90.947645][ T1605] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   90.947650][ T1605] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   90.947655][ T1605] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   90.947659][ T1605]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   90.947663][ T1605] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   90.947669][ T1605]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   90.947673][ T1605]  ? __nla_validate_parse (lib/nlattr.c:635)
[   90.947679][ T1605]  ? __nla_parse (lib/nlattr.c:732)
[   90.947681][ T1605]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   90.947686][ T1605]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   90.947689][ T1605]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   90.947698][ T1605]  ? security_capable (security/security.c:660 (discriminator 11))
[   90.947702][ T1605]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   90.947706][ T1605]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   90.947708][ T1605]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.947710][ T1605]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   90.947714][ T1605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.947720][ T1605]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   90.947723][ T1605]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.947725][ T1605]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   90.947729][ T1605]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.947736][ T1605]  ? 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))
[   90.947738][ T1605]  ? 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))
[   90.947742][ T1605]  genl_rcv (net/netlink/genetlink.c:1218)
[   90.947744][ T1605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.947748][ T1605]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.947750][ T1605]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   90.947755][ T1605]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   90.947759][ T1605]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.947763][ T1605]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.947764][ T1605]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   90.947767][ T1605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   90.947772][ T1605]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   90.947775][ T1605]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   90.947779][ T1605]  __sys_sendto (net/socket.c:2281)
[   90.947782][ T1605]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   90.947788][ T1605]  ? __schedule (kernel/sched/core.c:7277)
[   90.947796][ T1605]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   90.947802][ T1605]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   90.947804][ T1605]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   90.947806][ T1605]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   90.947808][ T1605]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   90.947810][ T1605]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.947812][ T1605]  ? irq_exit_rcu (kernel/softirq.c:786)
[   90.947817][ T1605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.947819][ T1605] RIP: 0033:0x7f04e7fa3312
[   90.947822][ T1605] 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)
[   90.947824][ T1605] RSP: 002b:00007ffd80eb1a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   90.947826][ T1605] RAX: ffffffffffffffda RBX: 00007ffd80eb1ba8 RCX: 00007f04e7fa3312
[   90.947827][ T1605] RDX: 0000000000000034 RSI: 00007f04e43c48b0 RDI: 0000000000000023
[   90.947828][ T1605] RBP: 00007ffd80eb1aa0 R08: 00007ffd80eb1c20 R09: 000000000000000c
[   90.947829][ T1605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f04e5e06190
[   90.947830][ T1605] R13: 00007ffd80eb1ba8 R14: 00007f04e78c201a R15: 00007ffd80eb1f98
| [   92.125236][ T1643] softirqs last disabled at (374204): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   92.125238][ T1643] Preemption disabled at:
| [   92.125239][ T1643] vprintk_emit (kernel/printk/printk.c:2471)
| [   92.125247][ T1643] Tainted: [W]=WARN
[   92.125248][ T1643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.125250][ T1643] Call Trace:
[   92.125251][ T1643]  <TASK>
[   92.125253][ T1643]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   92.125259][ T1643]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   92.125260][ T1643]  __might_resched.cold (kernel/sched/core.c:9234)
[   92.125265][ T1643]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   92.125269][ T1643]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   92.125274][ T1643]  __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))
[   92.125276][ T1643]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.125283][ T1643]  ? 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)
[   92.125286][ T1643]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.125289][ T1643]  put_chars (drivers/char/virtio_console.c:1176)
[   92.125292][ T1643]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   92.125295][ T1643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.125298][ T1643]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   92.125303][ T1643]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   92.125307][ T1643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.125308][ T1643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.125313][ T1643]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   92.125317][ T1643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.125319][ T1643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.125323][ T1643]  console_emit_next_record (kernel/printk/printk.c:3183)
[   92.125327][ T1643]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   92.125329][ T1643]  ? 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))
[   92.125332][ T1643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.125334][ T1643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.125338][ T1643]  console_flush_one_record (kernel/printk/printk.c:3268)
[   92.125342][ T1643]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   92.125344][ T1643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.125350][ T1643]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   92.125352][ T1643]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   92.125354][ T1643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.125356][ T1643]  ? 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)
[   92.125360][ T1643]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   92.125362][ T1643]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   92.125364][ T1643]  vprintk_emit (kernel/printk/printk.c:2479)
[   92.125367][ T1643]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   92.125373][ T1643]  _printk (kernel/printk/printk.c:2504)
[   92.125377][ T1643]  ? snapshot_read.cold (user.c:?)
[   92.125380][ T1643]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   92.125383][ T1643]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[   92.125387][ T1643]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[   92.125389][ T1643]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   92.125392][ T1643]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   92.125396][ T1643]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   92.125399][ T1643]  ? netdev_notice (net/core/dev.c:13194)
[   92.125401][ T1643]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[   92.125410][ T1643]  ? 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)
[   92.125412][ T1643]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   92.125416][ T1643]  netif_set_promiscuity (net/core/dev.c:9699)
[   92.125420][ T1643]  dev_set_promiscuity (net/core/dev_api.c:288)
[   92.125422][ T1643]  ? dev_disable_lro (net/core/dev_api.c:267)
[   92.125424][ T1643] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[   92.125429][ T1643] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   92.125434][ T1643] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   92.125438][ T1643]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[   92.125442][ T1643] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[   92.125448][ T1643]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   92.125452][ T1643]  ? __nla_validate_parse (lib/nlattr.c:635)
[   92.125458][ T1643]  ? __nla_parse (lib/nlattr.c:732)
[   92.125460][ T1643]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   92.125465][ T1643]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   92.125468][ T1643]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   92.125476][ T1643]  ? security_capable (security/security.c:660 (discriminator 11))
[   92.125481][ T1643]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   92.125485][ T1643]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   92.125487][ T1643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.125489][ T1643]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[   92.125493][ T1643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.125499][ T1643]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   92.125502][ T1643]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.125504][ T1643]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   92.125508][ T1643]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.125515][ T1643]  ? 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))
[   92.125517][ T1643]  ? 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))
[   92.125521][ T1643]  genl_rcv (net/netlink/genetlink.c:1218)
[   92.125523][ T1643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.125527][ T1643]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.125531][ T1643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   92.125535][ T1643]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.125539][ T1643]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   92.125540][ T1643]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   92.125544][ T1643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   92.125549][ T1643]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   92.125552][ T1643]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   92.125556][ T1643]  __sys_sendto (net/socket.c:2281)
[   92.125559][ T1643]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   92.125570][ T1643]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   92.125580][ T1643]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   92.125582][ T1643]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.125586][ T1643]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   92.125587][ T1643]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   92.125590][ T1643]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.125592][ T1643]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   92.125594][ T1643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.125596][ T1643] RIP: 0033:0x7f2cbaa83312
[   92.125600][ T1643] 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)
[   92.125602][ T1643] RSP: 002b:00007ffe123752a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   92.125605][ T1643] RAX: ffffffffffffffda RBX: 00007ffe123753d8 RCX: 00007f2cbaa83312
[   92.125606][ T1643] RDX: 0000000000000034 RSI: 00007f2cb66a99b0 RDI: 0000000000000023
[   92.125607][ T1643] RBP: 00007ffe123752d0 R08: 00007ffe12375450 R09: 000000000000000c
[   92.125607][ T1643] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2cb88e6270
[   92.125608][ T1643] R13: 00007ffe123753d8 R14: 00007f2cba3a201a R15: 00007ffe123757c8
| [   93.564968][ T1675] softirqs last disabled at (393606): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   93.564970][ T1675] Preemption disabled at:
| [   93.564970][ T1675] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.564979][ T1675] Tainted: [W]=WARN
[   93.564979][ T1675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.564981][ T1675] Call Trace:
[   93.564982][ T1675]  <TASK>
[   93.564984][ T1675]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.564990][ T1675]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.564992][ T1675]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.564996][ T1675]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.565001][ T1675]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   93.565005][ T1675]  __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))
[   93.565007][ T1675]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.565014][ T1675]  ? 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)
[   93.565016][ T1675]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.565020][ T1675]  put_chars (drivers/char/virtio_console.c:1176)
[   93.565022][ T1675]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.565024][ T1675]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   93.565027][ T1675]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   93.565032][ T1675]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.565040][ T1675]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.565043][ T1675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.565044][ T1675]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.565049][ T1675]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.565053][ T1675]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.565054][ T1675]  ? 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))
[   93.565058][ T1675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.565059][ T1675]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.565063][ T1675]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.565067][ T1675]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.565069][ T1675]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.565074][ T1675]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.565077][ T1675]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.565079][ T1675]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.565081][ T1675]  ? 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)
[   93.565084][ T1675]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.565086][ T1675]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.565089][ T1675]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.565092][ T1675]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.565094][ T1675]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   93.565098][ T1675]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   93.565103][ T1675]  _printk (kernel/printk/printk.c:2504)
[   93.565107][ T1675]  ? snapshot_read.cold (user.c:?)
[   93.565111][ T1675]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.565115][ T1675]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.565119][ T1675]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.565121][ T1675]  ? netdev_notice (net/core/dev.c:13194)
[   93.565123][ T1675]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   93.565127][ T1675]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   93.565132][ T1675]  ? 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)
[   93.565135][ T1675]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   93.565138][ T1675]  netif_set_promiscuity (net/core/dev.c:9699)
[   93.565142][ T1675]  dev_set_promiscuity (net/core/dev_api.c:288)
[   93.565144][ T1675]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.565147][ T1675] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   93.565151][ T1675]  ? netdev_destroy (net/openvswitch/vport-netdev.c:189) openvswitch
[   93.565155][ T1675] netdev_destroy (net/openvswitch/vport-netdev.c:194) openvswitch
[   93.565159][ T1675] ovs_vport_cmd_del (net/openvswitch/datapath.c:2505) openvswitch
[   93.565167][ T1675]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   93.565170][ T1675]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   93.565178][ T1675]  ? security_capable (security/security.c:660 (discriminator 11))
[   93.565183][ T1675]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   93.565187][ T1675]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   93.565189][ T1675]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.565192][ T1675]  ? ovs_dp_detach_port (./include/linux/list.h:1047 (discriminator 2)) openvswitch
[   93.565196][ T1675]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.565202][ T1675]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   93.565205][ T1675]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.565207][ T1675]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   93.565210][ T1675]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.565217][ T1675]  ? 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))
[   93.565219][ T1675]  ? 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))
[   93.565223][ T1675]  genl_rcv (net/netlink/genetlink.c:1218)
[   93.565225][ T1675]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.565229][ T1675]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.565233][ T1675]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   93.565236][ T1675]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.565240][ T1675]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.565242][ T1675]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   93.565245][ T1675]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   93.565250][ T1675]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   93.565253][ T1675]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   93.565256][ T1675]  __sys_sendto (net/socket.c:2281)
[   93.565259][ T1675]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   93.565270][ T1675]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   93.565276][ T1675]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   93.565278][ T1675]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   93.565282][ T1675]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   93.565283][ T1675]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   93.565286][ T1675]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.565288][ T1675]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.565290][ T1675]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.565292][ T1675] RIP: 0033:0x7f682c371312
[   93.565296][ T1675] 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)
[   93.565297][ T1675] RSP: 002b:00007ffc25379548 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   93.565300][ T1675] RAX: ffffffffffffffda RBX: 00007ffc25379678 RCX: 00007f682c371312
[   93.565301][ T1675] RDX: 0000000000000024 RSI: 00007f682a0a5c20 RDI: 0000000000000023
[   93.565302][ T1675] RBP: 00007ffc25379570 R08: 00007ffc253796f0 R09: 000000000000000c
[   93.565303][ T1675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f682a1ca270
[   93.565304][ T1675] R13: 00007ffc25379678 R14: 00007f682bc9001a R15: 00007ffc25379a68
| [   95.049308][ T1711] softirqs last disabled at (393032): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   95.049310][ T1711] Preemption disabled at:
| [   95.049311][ T1711] vprintk_emit (kernel/printk/printk.c:2471)
| [   95.049319][ T1711] Tainted: [W]=WARN
[   95.049320][ T1711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.049322][ T1711] Call Trace:
[   95.049324][ T1711]  <TASK>
[   95.049325][ T1711]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   95.049331][ T1711]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   95.049332][ T1711]  __might_resched.cold (kernel/sched/core.c:9234)
[   95.049337][ T1711]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   95.049341][ T1711]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   95.049345][ T1711]  __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))
[   95.049347][ T1711]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.049354][ T1711]  ? 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)
[   95.049356][ T1711]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.049360][ T1711]  put_chars (drivers/char/virtio_console.c:1176)
[   95.049362][ T1711]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   95.049364][ T1711]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   95.049367][ T1711]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   95.049373][ T1711]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   95.049380][ T1711]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   95.049383][ T1711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.049385][ T1711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.049389][ T1711]  console_emit_next_record (kernel/printk/printk.c:3183)
[   95.049393][ T1711]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   95.049395][ T1711]  ? 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))
[   95.049398][ T1711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.049400][ T1711]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.049404][ T1711]  console_flush_one_record (kernel/printk/printk.c:3268)
[   95.049408][ T1711]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   95.049410][ T1711]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   95.049415][ T1711]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   95.049418][ T1711]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   95.049420][ T1711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.049422][ T1711]  ? 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)
[   95.049425][ T1711]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   95.049427][ T1711]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   95.049430][ T1711]  vprintk_emit (kernel/printk/printk.c:2479)
[   95.049433][ T1711]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   95.049435][ T1711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   95.049440][ T1711]  _printk (kernel/printk/printk.c:2504)
[   95.049444][ T1711]  ? snapshot_read.cold (user.c:?)
[   95.049445][ T1711]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   95.049451][ T1711]  ? idr_get_free (??:?)
[   95.049454][ T1711]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[   95.049463][ T1711] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[   95.049471][ T1711]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[   95.049475][ T1711]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   95.049478][ T1711]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[   95.049480][ T1711]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[   95.049482][ T1711]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   95.049485][ T1711]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.049486][ T1711]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.049488][ T1711]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   95.049490][ T1711]  ? __sys_sendto (net/socket.c:2281)
[   95.049492][ T1711]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   95.049512][ T1711]  ? __nla_parse (lib/nlattr.c:732)
[   95.049516][ T1711]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   95.049521][ T1711]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   95.049524][ T1711]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   95.049532][ T1711]  ? security_capable (security/security.c:660 (discriminator 11))
[   95.049537][ T1711]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   95.049540][ T1711]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   95.049543][ T1711]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.049546][ T1711]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[   95.049550][ T1711]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   95.049555][ T1711]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   95.049559][ T1711]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.049561][ T1711]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   95.049564][ T1711]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.049571][ T1711]  ? 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))
[   95.049573][ T1711]  ? 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))
[   95.049580][ T1711]  genl_rcv (net/netlink/genetlink.c:1218)
[   95.049582][ T1711]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.049586][ T1711]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.049589][ T1711]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   95.049593][ T1711]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.049597][ T1711]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   95.049599][ T1711]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   95.049602][ T1711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   95.049607][ T1711]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   95.049608][ T1711]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   95.049612][ T1711]  __sys_sendto (net/socket.c:2281)
[   95.049615][ T1711]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   95.049625][ T1711]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   95.049631][ T1711]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   95.049633][ T1711]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   95.049637][ T1711]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   95.049638][ T1711]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   95.049640][ T1711]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.049642][ T1711]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   95.049645][ T1711]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.049647][ T1711] RIP: 0033:0x7f86e7bb7312
[   95.049650][ T1711] 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)
[   95.049652][ T1711] RSP: 002b:00007ffec389a028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   95.049655][ T1711] RAX: ffffffffffffffda RBX: 00007ffec389a158 RCX: 00007f86e7bb7312
[   95.049656][ T1711] RDX: 00000000000000e4 RSI: 00007f86d773d020 RDI: 0000000000000026
[   95.049657][ T1711] RBP: 00007ffec389a050 R08: 00007ffec389a1d0 R09: 000000000000000c
[   95.049658][ T1711] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f86e5a1a2e0
[   95.049659][ T1711] R13: 00007ffec389a158 R14: 00007f86e74d601a R15: 00007ffec389a548
| [   96.314278][ T1761] softirqs last disabled at (32302): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [   96.314280][ T1761] Preemption disabled at:
| [   96.314281][ T1761] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.314289][ T1761] Tainted: [W]=WARN
[   96.314290][ T1761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.314291][ T1761] Call Trace:
[   96.314293][ T1761]  <TASK>
[   96.314294][ T1761]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.314300][ T1761]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.314302][ T1761]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.314306][ T1761]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.314310][ T1761]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   96.314315][ T1761]  __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))
[   96.314316][ T1761]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.314323][ T1761]  ? 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)
[   96.314326][ T1761]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.314329][ T1761]  put_chars (drivers/char/virtio_console.c:1176)
[   96.314331][ T1761]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   96.314333][ T1761]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.314336][ T1761]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   96.314339][ T1761]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   96.314342][ T1761]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   96.314346][ T1761]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.314350][ T1761]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   96.314352][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314353][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314357][ T1761]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.314360][ T1761]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   96.314363][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.314365][ T1761]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.314368][ T1761]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.314372][ T1761]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.314374][ T1761]  ? 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))
[   96.314377][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.314379][ T1761]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.314383][ T1761]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.314387][ T1761]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.314389][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314394][ T1761]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.314397][ T1761]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.314399][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.314400][ T1761]  ? 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)
[   96.314404][ T1761]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.314406][ T1761]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.314408][ T1761]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.314411][ T1761]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.314413][ T1761]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[   96.314418][ T1761]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[   96.314423][ T1761]  _printk (kernel/printk/printk.c:2504)
[   96.314426][ T1761]  ? snapshot_read.cold (user.c:?)
[   96.314431][ T1761]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.314434][ T1761]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.314438][ T1761]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.314441][ T1761]  ? netdev_notice (net/core/dev.c:13194)
[   96.314443][ T1761]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[   96.314447][ T1761]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[   96.314452][ T1761]  ? 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)
[   96.314455][ T1761]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   96.314458][ T1761]  netif_set_promiscuity (net/core/dev.c:9699)
[   96.314462][ T1761]  dev_set_promiscuity (net/core/dev_api.c:288)
[   96.314463][ T1761]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.314466][ T1761] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[   96.314473][ T1761] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[   96.314478][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.314480][ T1761]  notifier_call_chain (kernel/notifier.c:85)
[   96.314486][ T1761]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   96.314491][ T1761]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   96.314498][ T1761]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   96.314500][ T1761]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   96.314501][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314503][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314505][ T1761]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   96.314526][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   96.314528][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   96.314531][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   96.314533][ T1761]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   96.314535][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314539][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   96.314541][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   96.314543][ T1761]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   96.314545][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   96.314549][ T1761]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   96.314551][ T1761]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.314554][ T1761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.314555][ T1761]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   96.314560][ T1761]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   96.314561][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   96.314565][ T1761]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.314568][ T1761]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.314571][ T1761]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.314579][ T1761]  ? 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))
[   96.314581][ T1761]  ? 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))
[   96.314585][ T1761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.314589][ T1761]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.314592][ T1761]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   96.314596][ T1761]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.314600][ T1761]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.314604][ T1761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   96.314605][ T1761]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   96.314611][ T1761]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   96.314615][ T1761]  ____sys_sendmsg (net/socket.c:2713)
[   96.314617][ T1761]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.314619][ T1761]  ? sock_write_iter (net/socket.c:1269)
[   96.314621][ T1761]  ? move_addr_to_kernel (net/socket.c:258)
[   96.314628][ T1761]  ___sys_sendmsg (net/socket.c:2767)
[   96.314631][ T1761]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.314646][ T1761]  __sys_sendmsg (net/socket.c:2799)
[   96.314649][ T1761]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.314656][ T1761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.314659][ T1761]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.314662][ T1761]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.314665][ T1761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.314667][ T1761] RIP: 0033:0x7ffa18f5854e
[   96.314670][ T1761] 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
[   96.314672][ T1761] RSP: 002b:00007fffadf0c6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.314675][ T1761] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ffa18f5854e
[   96.314676][ T1761] RDX: 0000000000000000 RSI: 00007fffadf0c780 RDI: 0000000000000005
[   96.314677][ T1761] RBP: 00007fffadf0c6e0 R08: 0000000000000000 R09: 0000000000000000
[   96.314678][ T1761] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91697d
[   96.314678][ T1761] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffadf0ce40
| [   99.846396][ T1826] softirqs last disabled at (380950): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   99.846398][ T1826] Preemption disabled at:
| [   99.846399][ T1826] vprintk_emit (kernel/printk/printk.c:2471)
| [   99.846407][ T1826] Tainted: [W]=WARN
[   99.846408][ T1826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.846410][ T1826] Call Trace:
[   99.846411][ T1826]  <TASK>
[   99.846413][ T1826]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   99.846419][ T1826]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   99.846420][ T1826]  __might_resched.cold (kernel/sched/core.c:9234)
[   99.846425][ T1826]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   99.846429][ T1826]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   99.846433][ T1826]  __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))
[   99.846435][ T1826]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.846442][ T1826]  ? 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)
[   99.846444][ T1826]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   99.846448][ T1826]  put_chars (drivers/char/virtio_console.c:1176)
[   99.846451][ T1826]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   99.846457][ T1826]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   99.846465][ T1826]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   99.846468][ T1826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.846472][ T1826]  console_emit_next_record (kernel/printk/printk.c:3183)
[   99.846476][ T1826]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   99.846478][ T1826]  ? 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))
[   99.846481][ T1826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.846484][ T1826]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   99.846488][ T1826]  console_flush_one_record (kernel/printk/printk.c:3268)
[   99.846492][ T1826]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   99.846494][ T1826]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.846500][ T1826]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   99.846502][ T1826]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   99.846504][ T1826]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   99.846506][ T1826]  ? 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)
[   99.846510][ T1826]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   99.846512][ T1826]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   99.846514][ T1826]  vprintk_emit (kernel/printk/printk.c:2479)
[   99.846517][ T1826]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   99.846519][ T1826]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   99.846521][ T1826]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   99.846524][ T1826]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   99.846526][ T1826]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[   99.846530][ T1826]  _printk (kernel/printk/printk.c:2504)
[   99.846534][ T1826]  ? snapshot_read.cold (user.c:?)
[   99.846538][ T1826]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   99.846542][ T1826]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   99.846546][ T1826]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   99.846549][ T1826]  ? netdev_notice (net/core/dev.c:13194)
[   99.846551][ T1826]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   99.846555][ T1826]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[   99.846559][ T1826]  ? register_netdevice (net/core/dev.c:11556)
[   99.846562][ T1826]  ? 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)
[   99.846565][ T1826]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   99.846567][ T1826]  ? unregister_netdev (net/core/dev.c:12699)
[   99.846569][ T1826]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[   99.846572][ T1826]  netif_set_promiscuity (net/core/dev.c:9699)
[   99.846579][ T1826]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.846582][ T1826] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[   99.846587][ T1826] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[   99.846592][ T1826] new_vport (net/openvswitch/datapath.c:203) openvswitch
[   99.846598][ T1826] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[   99.846605][ T1826]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   99.846608][ T1826]  ? __nla_validate_parse (lib/nlattr.c:635)
[   99.846614][ T1826]  ? __nla_parse (lib/nlattr.c:732)
[   99.846616][ T1826]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   99.846621][ T1826]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   99.846625][ T1826]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   99.846633][ T1826]  ? security_capable (security/security.c:660 (discriminator 11))
[   99.846637][ T1826]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   99.846641][ T1826]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   99.846643][ T1826]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   99.846646][ T1826]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[   99.846650][ T1826]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.846656][ T1826]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   99.846659][ T1826]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   99.846661][ T1826]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   99.846665][ T1826]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   99.846672][ T1826]  ? 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))
[   99.846674][ T1826]  ? 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))
[   99.846678][ T1826]  genl_rcv (net/netlink/genetlink.c:1218)
[   99.846680][ T1826]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   99.846684][ T1826]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   99.846688][ T1826]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   99.846691][ T1826]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   99.846695][ T1826]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   99.846697][ T1826]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   99.846700][ T1826]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   99.846705][ T1826]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   99.846708][ T1826]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[   99.846712][ T1826]  __sys_sendto (net/socket.c:2281)
[   99.846715][ T1826]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   99.846726][ T1826]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   99.846731][ T1826]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   99.846733][ T1826]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.846737][ T1826]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   99.846739][ T1826]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   99.846741][ T1826]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   99.846743][ T1826]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   99.846745][ T1826]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   99.846747][ T1826] RIP: 0033:0x7f4f06762312
[   99.846751][ T1826] 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)
[   99.846753][ T1826] RSP: 002b:00007ffd677ca008 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   99.846755][ T1826] RAX: ffffffffffffffda RBX: 00007ffd677ca138 RCX: 00007f4f06762312
[   99.846757][ T1826] RDX: 0000000000000030 RSI: 00007f4f02361830 RDI: 0000000000000020
[   99.846758][ T1826] RBP: 00007ffd677ca030 R08: 00007ffd677ca1b0 R09: 000000000000000c
[   99.846758][ T1826] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4f045c20b0
[   99.846759][ T1826] R13: 00007ffd677ca138 R14: 00007f4f0608101a R15: 00007ffd677ca528
| [  101.197206][ T1875] softirqs last disabled at (394216): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  101.197208][ T1875] Preemption disabled at:
| [  101.197208][ T1875] vprintk_emit (kernel/printk/printk.c:2471)
| [  101.197217][ T1875] Tainted: [W]=WARN
[  101.197218][ T1875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.197220][ T1875] Call Trace:
[  101.197221][ T1875]  <TASK>
[  101.197223][ T1875]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  101.197229][ T1875]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  101.197230][ T1875]  __might_resched.cold (kernel/sched/core.c:9234)
[  101.197235][ T1875]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  101.197239][ T1875]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  101.197243][ T1875]  __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))
[  101.197245][ T1875]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.197252][ T1875]  ? 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)
[  101.197254][ T1875]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.197258][ T1875]  put_chars (drivers/char/virtio_console.c:1176)
[  101.197260][ T1875]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  101.197264][ T1875]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.197267][ T1875]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  101.197271][ T1875]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  101.197275][ T1875]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.197277][ T1875]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.197281][ T1875]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  101.197285][ T1875]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.197287][ T1875]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.197291][ T1875]  console_emit_next_record (kernel/printk/printk.c:3183)
[  101.197295][ T1875]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  101.197297][ T1875]  ? 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))
[  101.197300][ T1875]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.197302][ T1875]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.197306][ T1875]  console_flush_one_record (kernel/printk/printk.c:3268)
[  101.197310][ T1875]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  101.197312][ T1875]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.197317][ T1875]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  101.197320][ T1875]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  101.197322][ T1875]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.197324][ T1875]  ? 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)
[  101.197327][ T1875]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  101.197329][ T1875]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  101.197332][ T1875]  vprintk_emit (kernel/printk/printk.c:2479)
[  101.197335][ T1875]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  101.197340][ T1875]  _printk (kernel/printk/printk.c:2504)
[  101.197344][ T1875]  ? snapshot_read.cold (user.c:?)
[  101.197346][ T1875]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  101.197350][ T1875]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  101.197353][ T1875]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  101.197355][ T1875]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  101.197359][ T1875]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  101.197363][ T1875]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  101.197365][ T1875]  ? netdev_notice (net/core/dev.c:13194)
[  101.197367][ T1875]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  101.197376][ T1875]  ? 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)
[  101.197378][ T1875]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  101.197382][ T1875]  netif_set_promiscuity (net/core/dev.c:9699)
[  101.197385][ T1875]  dev_set_promiscuity (net/core/dev_api.c:288)
[  101.197387][ T1875]  ? dev_disable_lro (net/core/dev_api.c:267)
[  101.197389][ T1875] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  101.197394][ T1875] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  101.197399][ T1875] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  101.197403][ T1875]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  101.197408][ T1875] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  101.197413][ T1875]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  101.197417][ T1875]  ? __nla_validate_parse (lib/nlattr.c:635)
[  101.197423][ T1875]  ? __nla_parse (lib/nlattr.c:732)
[  101.197425][ T1875]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  101.197430][ T1875]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  101.197433][ T1875]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  101.197441][ T1875]  ? security_capable (security/security.c:660 (discriminator 11))
[  101.197446][ T1875]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  101.197449][ T1875]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  101.197452][ T1875]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.197454][ T1875]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  101.197458][ T1875]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.197464][ T1875]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  101.197467][ T1875]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  101.197469][ T1875]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  101.197472][ T1875]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.197479][ T1875]  ? 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))
[  101.197481][ T1875]  ? 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))
[  101.197485][ T1875]  genl_rcv (net/netlink/genetlink.c:1218)
[  101.197487][ T1875]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.197491][ T1875]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.197495][ T1875]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  101.197498][ T1875]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  101.197502][ T1875]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  101.197504][ T1875]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  101.197507][ T1875]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  101.197512][ T1875]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  101.197515][ T1875]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  101.197518][ T1875]  __sys_sendto (net/socket.c:2281)
[  101.197521][ T1875]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  101.197532][ T1875]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  101.197538][ T1875]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  101.197540][ T1875]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.197544][ T1875]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  101.197546][ T1875]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  101.197548][ T1875]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  101.197550][ T1875]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  101.197552][ T1875]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.197555][ T1875] RIP: 0033:0x7f736a440312
[  101.197558][ T1875] 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)
[  101.197560][ T1875] RSP: 002b:00007fff9489f248 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  101.197562][ T1875] RAX: ffffffffffffffda RBX: 00007fff9489f378 RCX: 00007f736a440312
[  101.197563][ T1875] RDX: 0000000000000034 RSI: 00007f7366069a70 RDI: 0000000000000023
[  101.197564][ T1875] RBP: 00007fff9489f270 R08: 00007fff9489f3f0 R09: 000000000000000c
[  101.197565][ T1875] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f73682aa190
[  101.197566][ T1875] R13: 00007fff9489f378 R14: 00007f7369d5f01a R15: 00007fff9489f768
| [  103.955566][ T1906] softirqs last disabled at (20147): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  103.955568][ T1906] Preemption disabled at:
| [  103.955569][ T1906] vprintk_emit (kernel/printk/printk.c:2471)
| [  103.955579][ T1906] Tainted: [W]=WARN
[  103.955580][ T1906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  103.955582][ T1906] Call Trace:
[  103.955583][ T1906]  <TASK>
[  103.955585][ T1906]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  103.955590][ T1906]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  103.955592][ T1906]  __might_resched.cold (kernel/sched/core.c:9234)
[  103.955596][ T1906]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  103.955600][ T1906]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  103.955605][ T1906]  __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))
[  103.955607][ T1906]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  103.955614][ T1906]  ? 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)
[  103.955616][ T1906]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  103.955620][ T1906]  put_chars (drivers/char/virtio_console.c:1176)
[  103.955621][ T1906]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  103.955624][ T1906]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  103.955627][ T1906]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  103.955629][ T1906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  103.955632][ T1906]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  103.955636][ T1906]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  103.955640][ T1906]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.955642][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955644][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955648][ T1906]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  103.955650][ T1906]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  103.955653][ T1906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.955655][ T1906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  103.955659][ T1906]  console_emit_next_record (kernel/printk/printk.c:3183)
[  103.955663][ T1906]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  103.955665][ T1906]  ? 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))
[  103.955668][ T1906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.955669][ T1906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  103.955673][ T1906]  console_flush_one_record (kernel/printk/printk.c:3268)
[  103.955677][ T1906]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  103.955679][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955684][ T1906]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  103.955687][ T1906]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  103.955689][ T1906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.955690][ T1906]  ? 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)
[  103.955694][ T1906]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  103.955696][ T1906]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  103.955698][ T1906]  vprintk_emit (kernel/printk/printk.c:2479)
[  103.955701][ T1906]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  103.955703][ T1906]  ? vlan_device_event (net/8021q/vlan.c:392 (discriminator 3))
[  103.955708][ T1906]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  103.955712][ T1906]  _printk (kernel/printk/printk.c:2504)
[  103.955716][ T1906]  ? snapshot_read.cold (user.c:?)
[  103.955720][ T1906]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  103.955724][ T1906]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  103.955728][ T1906]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  103.955730][ T1906]  ? netdev_notice (net/core/dev.c:13194)
[  103.955732][ T1906]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  103.955736][ T1906]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  103.955741][ T1906]  ? 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)
[  103.955744][ T1906]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  103.955747][ T1906]  netif_set_promiscuity (net/core/dev.c:9699)
[  103.955750][ T1906]  dev_set_promiscuity (net/core/dev_api.c:288)
[  103.955752][ T1906]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  103.955755][ T1906] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  103.955763][ T1906] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  103.955768][ T1906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.955770][ T1906]  notifier_call_chain (kernel/notifier.c:85)
[  103.955775][ T1906]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  103.955780][ T1906]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  103.955787][ T1906]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  103.955789][ T1906]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.955791][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955792][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955795][ T1906]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  103.955815][ T1906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.955817][ T1906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.955820][ T1906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.955822][ T1906]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  103.955824][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955829][ T1906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.955831][ T1906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.955833][ T1906]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  103.955835][ T1906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.955838][ T1906]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  103.955840][ T1906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  103.955843][ T1906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  103.955845][ T1906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  103.955849][ T1906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  103.955851][ T1906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.955854][ T1906]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  103.955857][ T1906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  103.955860][ T1906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  103.955867][ T1906]  ? 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))
[  103.955869][ T1906]  ? 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))
[  103.955873][ T1906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  103.955877][ T1906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  103.955879][ T1906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  103.955883][ T1906]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  103.955887][ T1906]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  103.955891][ T1906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  103.955892][ T1906]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  103.955898][ T1906]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  103.955902][ T1906]  ____sys_sendmsg (net/socket.c:2713)
[  103.955904][ T1906]  ? copy_msghdr_from_user (net/socket.c:2650)
[  103.955906][ T1906]  ? sock_write_iter (net/socket.c:1269)
[  103.955908][ T1906]  ? move_addr_to_kernel (net/socket.c:258)
[  103.955915][ T1906]  ___sys_sendmsg (net/socket.c:2767)
[  103.955918][ T1906]  ? copy_msghdr_from_user (net/socket.c:2619)
[  103.955937][ T1906]  __sys_sendmsg (net/socket.c:2799)
[  103.955940][ T1906]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  103.955946][ T1906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  103.955948][ T1906]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  103.955952][ T1906]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  103.955955][ T1906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  103.955957][ T1906] RIP: 0033:0x7fa930d5154e
[  103.955960][ T1906] 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
[  103.955962][ T1906] RSP: 002b:00007fff7189ffd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  103.955964][ T1906] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa930d5154e
[  103.955966][ T1906] RDX: 0000000000000000 RSI: 00007fff718a0080 RDI: 0000000000000005
[  103.955967][ T1906] RBP: 00007fff7189ffe0 R08: 0000000000000000 R09: 0000000000000000
[  103.955968][ T1906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916985
[  103.955968][ T1906] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff718a0740
| [  106.849883][ T1959] softirqs last disabled at (391652): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  106.849885][ T1959] Preemption disabled at:
| [  106.849886][ T1959] vprintk_emit (kernel/printk/printk.c:2471)
| [  106.849894][ T1959] Tainted: [W]=WARN
[  106.849895][ T1959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  106.849896][ T1959] Call Trace:
[  106.849898][ T1959]  <TASK>
[  106.849899][ T1959]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  106.849905][ T1959]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  106.849907][ T1959]  __might_resched.cold (kernel/sched/core.c:9234)
[  106.849911][ T1959]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  106.849916][ T1959]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  106.849920][ T1959]  __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))
[  106.849922][ T1959]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.849929][ T1959]  ? 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)
[  106.849932][ T1959]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.849936][ T1959]  put_chars (drivers/char/virtio_console.c:1176)
[  106.849942][ T1959]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  106.849949][ T1959]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  106.849956][ T1959]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  106.849959][ T1959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.849964][ T1959]  console_emit_next_record (kernel/printk/printk.c:3183)
[  106.849968][ T1959]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  106.849970][ T1959]  ? 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))
[  106.849974][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.849976][ T1959]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.849980][ T1959]  console_flush_one_record (kernel/printk/printk.c:3268)
[  106.849985][ T1959]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  106.849987][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.849992][ T1959]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  106.849995][ T1959]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  106.849997][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.849998][ T1959]  ? 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)
[  106.850002][ T1959]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  106.850004][ T1959]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  106.850007][ T1959]  vprintk_emit (kernel/printk/printk.c:2479)
[  106.850010][ T1959]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  106.850011][ T1959]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  106.850013][ T1959]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  106.850017][ T1959]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  106.850019][ T1959]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[  106.850023][ T1959]  _printk (kernel/printk/printk.c:2504)
[  106.850027][ T1959]  ? snapshot_read.cold (user.c:?)
[  106.850031][ T1959]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  106.850035][ T1959]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  106.850039][ T1959]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  106.850042][ T1959]  ? netdev_notice (net/core/dev.c:13194)
[  106.850044][ T1959]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[  106.850048][ T1959]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[  106.850052][ T1959]  ? register_netdevice (net/core/dev.c:11556)
[  106.850056][ T1959]  ? 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)
[  106.850058][ T1959]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  106.850060][ T1959]  ? unregister_netdev (net/core/dev.c:12699)
[  106.850062][ T1959]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[  106.850065][ T1959]  netif_set_promiscuity (net/core/dev.c:9699)
[  106.850069][ T1959]  dev_set_promiscuity (net/core/dev_api.c:288)
[  106.850072][ T1959] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[  106.850077][ T1959] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  106.850082][ T1959] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  106.850087][ T1959] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[  106.850094][ T1959]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  106.850098][ T1959]  ? __nla_validate_parse (lib/nlattr.c:635)
[  106.850104][ T1959]  ? __nla_parse (lib/nlattr.c:732)
[  106.850106][ T1959]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  106.850111][ T1959]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  106.850114][ T1959]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  106.850123][ T1959]  ? security_capable (security/security.c:660 (discriminator 11))
[  106.850127][ T1959]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  106.850131][ T1959]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  106.850133][ T1959]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.850136][ T1959]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  106.850140][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.850146][ T1959]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  106.850149][ T1959]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  106.850151][ T1959]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  106.850155][ T1959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  106.850162][ T1959]  ? 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))
[  106.850164][ T1959]  ? 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))
[  106.850168][ T1959]  genl_rcv (net/netlink/genetlink.c:1218)
[  106.850170][ T1959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  106.850174][ T1959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  106.850178][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.850182][ T1959]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  106.850186][ T1959]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  106.850187][ T1959]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.850190][ T1959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.850195][ T1959]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  106.850198][ T1959]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  106.850202][ T1959]  __sys_sendto (net/socket.c:2281)
[  106.850205][ T1959]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  106.850216][ T1959]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  106.850222][ T1959]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  106.850224][ T1959]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  106.850228][ T1959]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  106.850229][ T1959]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  106.850232][ T1959]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  106.850234][ T1959]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  106.850236][ T1959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  106.850238][ T1959] RIP: 0033:0x7f273acf4312
[  106.850242][ T1959] 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)
[  106.850244][ T1959] RSP: 002b:00007ffccdef6258 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  106.850246][ T1959] RAX: ffffffffffffffda RBX: 00007ffccdef6388 RCX: 00007f273acf4312
[  106.850248][ T1959] RDX: 0000000000000034 RSI: 00007f27381012f0 RDI: 0000000000000020
[  106.850248][ T1959] RBP: 00007ffccdef6280 R08: 00007ffccdef6400 R09: 000000000000000c
[  106.850249][ T1959] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2738b5e0b0
[  106.850250][ T1959] R13: 00007ffccdef6388 R14: 00007f273a61301a R15: 00007ffccdef6778
| [  108.212547][ T2016] softirqs last disabled at (392854): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  108.212549][ T2016] Preemption disabled at:
| [  108.212550][ T2016] vprintk_emit (kernel/printk/printk.c:2471)
| [  108.212558][ T2016] Tainted: [W]=WARN
[  108.212559][ T2016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.212561][ T2016] Call Trace:
[  108.212562][ T2016]  <TASK>
[  108.212564][ T2016]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  108.212570][ T2016]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  108.212571][ T2016]  __might_resched.cold (kernel/sched/core.c:9234)
[  108.212579][ T2016]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  108.212583][ T2016]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  108.212588][ T2016]  __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))
[  108.212590][ T2016]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.212597][ T2016]  ? 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)
[  108.212600][ T2016]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  108.212603][ T2016]  put_chars (drivers/char/virtio_console.c:1176)
[  108.212606][ T2016]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  108.212609][ T2016]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.212612][ T2016]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  108.212616][ T2016]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  108.212620][ T2016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.212622][ T2016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.212627][ T2016]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  108.212630][ T2016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.212633][ T2016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.212637][ T2016]  console_emit_next_record (kernel/printk/printk.c:3183)
[  108.212641][ T2016]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  108.212643][ T2016]  ? 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))
[  108.212646][ T2016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.212648][ T2016]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  108.212652][ T2016]  console_flush_one_record (kernel/printk/printk.c:3268)
[  108.212657][ T2016]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  108.212658][ T2016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.212664][ T2016]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  108.212667][ T2016]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  108.212669][ T2016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  108.212671][ T2016]  ? 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)
[  108.212675][ T2016]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  108.212676][ T2016]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  108.212679][ T2016]  vprintk_emit (kernel/printk/printk.c:2479)
[  108.212682][ T2016]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  108.212688][ T2016]  _printk (kernel/printk/printk.c:2504)
[  108.212691][ T2016]  ? snapshot_read.cold (user.c:?)
[  108.212694][ T2016]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  108.212698][ T2016]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  108.212702][ T2016]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  108.212703][ T2016]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  108.212707][ T2016]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  108.212711][ T2016]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  108.212714][ T2016]  ? netdev_notice (net/core/dev.c:13194)
[  108.212716][ T2016]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  108.212725][ T2016]  ? 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)
[  108.212727][ T2016]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  108.212731][ T2016]  netif_set_promiscuity (net/core/dev.c:9699)
[  108.212735][ T2016]  dev_set_promiscuity (net/core/dev_api.c:288)
[  108.212737][ T2016]  ? dev_disable_lro (net/core/dev_api.c:267)
[  108.212739][ T2016] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  108.212744][ T2016] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  108.212749][ T2016] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  108.212754][ T2016]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  108.212758][ T2016] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  108.212764][ T2016]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  108.212767][ T2016]  ? __nla_validate_parse (lib/nlattr.c:635)
[  108.212774][ T2016]  ? __nla_parse (lib/nlattr.c:732)
[  108.212776][ T2016]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  108.212781][ T2016]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  108.212785][ T2016]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  108.212793][ T2016]  ? security_capable (security/security.c:660 (discriminator 11))
[  108.212797][ T2016]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  108.212801][ T2016]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  108.212804][ T2016]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  108.212806][ T2016]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  108.212810][ T2016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.212816][ T2016]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  108.212819][ T2016]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  108.212821][ T2016]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  108.212825][ T2016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  108.212832][ T2016]  ? 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))
[  108.212834][ T2016]  ? 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))
[  108.212838][ T2016]  genl_rcv (net/netlink/genetlink.c:1218)
[  108.212841][ T2016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  108.212845][ T2016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  108.212848][ T2016]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  108.212852][ T2016]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  108.212856][ T2016]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  108.212858][ T2016]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  108.212861][ T2016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  108.212867][ T2016]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  108.212870][ T2016]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  108.212874][ T2016]  __sys_sendto (net/socket.c:2281)
[  108.212877][ T2016]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  108.212888][ T2016]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  108.212894][ T2016]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  108.212896][ T2016]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  108.212900][ T2016]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  108.212902][ T2016]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  108.212904][ T2016]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  108.212906][ T2016]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  108.212909][ T2016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  108.212911][ T2016] RIP: 0033:0x7ff7dc066312
[  108.212915][ T2016] 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)
[  108.212917][ T2016] RSP: 002b:00007ffc9b3f3768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  108.212920][ T2016] RAX: ffffffffffffffda RBX: 00007ffc9b3f3898 RCX: 00007ff7dc066312
[  108.212921][ T2016] RDX: 0000000000000034 RSI: 00007ff7d82f01f0 RDI: 0000000000000023
[  108.212922][ T2016] RBP: 00007ffc9b3f3790 R08: 00007ffc9b3f3910 R09: 000000000000000c
[  108.212923][ T2016] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff7d9ec6190
[  108.212924][ T2016] R13: 00007ffc9b3f3898 R14: 00007ff7db98501a R15: 00007ffc9b3f3c88
| [  109.849215][ T2054] softirqs last disabled at (400686): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  109.849217][ T2054] Preemption disabled at:
| [  109.849217][ T2054] vprintk_emit (kernel/printk/printk.c:2471)
| [  109.849225][ T2054] Tainted: [W]=WARN
[  109.849226][ T2054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.849228][ T2054] Call Trace:
[  109.849230][ T2054]  <TASK>
[  109.849231][ T2054]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  109.849237][ T2054]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  109.849239][ T2054]  __might_resched.cold (kernel/sched/core.c:9234)
[  109.849243][ T2054]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  109.849248][ T2054]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  109.849252][ T2054]  __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))
[  109.849254][ T2054]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.849261][ T2054]  ? 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)
[  109.849264][ T2054]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.849267][ T2054]  put_chars (drivers/char/virtio_console.c:1176)
[  109.849270][ T2054]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  109.849273][ T2054]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.849276][ T2054]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.849280][ T2054]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  109.849285][ T2054]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.849286][ T2054]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.849291][ T2054]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  109.849295][ T2054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.849297][ T2054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.849301][ T2054]  console_emit_next_record (kernel/printk/printk.c:3183)
[  109.849305][ T2054]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  109.849307][ T2054]  ? 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))
[  109.849311][ T2054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.849313][ T2054]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.849317][ T2054]  console_flush_one_record (kernel/printk/printk.c:3268)
[  109.849321][ T2054]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  109.849323][ T2054]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.849328][ T2054]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  109.849331][ T2054]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  109.849333][ T2054]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.849335][ T2054]  ? 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)
[  109.849339][ T2054]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  109.849341][ T2054]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  109.849343][ T2054]  vprintk_emit (kernel/printk/printk.c:2479)
[  109.849347][ T2054]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  109.849352][ T2054]  _printk (kernel/printk/printk.c:2504)
[  109.849356][ T2054]  ? snapshot_read.cold (user.c:?)
[  109.849359][ T2054]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  109.849362][ T2054]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  109.849365][ T2054]  ? 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)
[  109.849367][ T2054]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  109.849369][ T2054]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  109.849372][ T2054]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  109.849376][ T2054]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  109.849379][ T2054]  ? netdev_notice (net/core/dev.c:13194)
[  109.849381][ T2054]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  109.849390][ T2054]  ? 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)
[  109.849393][ T2054]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  109.849396][ T2054]  netif_set_promiscuity (net/core/dev.c:9699)
[  109.849400][ T2054]  dev_set_promiscuity (net/core/dev_api.c:288)
[  109.849402][ T2054]  ? dev_disable_lro (net/core/dev_api.c:267)
[  109.849404][ T2054] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  109.849409][ T2054] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  109.849414][ T2054] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  109.849418][ T2054]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  109.849423][ T2054] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  109.849429][ T2054]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  109.849432][ T2054]  ? __nla_validate_parse (lib/nlattr.c:635)
[  109.849439][ T2054]  ? __nla_parse (lib/nlattr.c:732)
[  109.849441][ T2054]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  109.849446][ T2054]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  109.849450][ T2054]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  109.849458][ T2054]  ? security_capable (security/security.c:660 (discriminator 11))
[  109.849462][ T2054]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  109.849466][ T2054]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  109.849469][ T2054]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.849471][ T2054]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  109.849475][ T2054]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.849481][ T2054]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  109.849484][ T2054]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.849486][ T2054]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  109.849490][ T2054]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  109.849497][ T2054]  ? 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))
[  109.849499][ T2054]  ? 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))
[  109.849503][ T2054]  genl_rcv (net/netlink/genetlink.c:1218)
[  109.849505][ T2054]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.849509][ T2054]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  109.849513][ T2054]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.849517][ T2054]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.849521][ T2054]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  109.849522][ T2054]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.849525][ T2054]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.849530][ T2054]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  109.849533][ T2054]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  109.849537][ T2054]  __sys_sendto (net/socket.c:2281)
[  109.849540][ T2054]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  109.849551][ T2054]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  109.849558][ T2054]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  109.849560][ T2054]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  109.849564][ T2054]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  109.849565][ T2054]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  109.849568][ T2054]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.849570][ T2054]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  109.849572][ T2054]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.849574][ T2054] RIP: 0033:0x7ffbe0fdc312
[  109.849580][ T2054] 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)
[  109.849582][ T2054] RSP: 002b:00007ffe869237d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  109.849584][ T2054] RAX: ffffffffffffffda RBX: 00007ffe86923908 RCX: 00007ffbe0fdc312
[  109.849586][ T2054] RDX: 0000000000000038 RSI: 00007ffbdeea7cb0 RDI: 0000000000000023
[  109.849587][ T2054] RBP: 00007ffe86923800 R08: 00007ffe86923980 R09: 000000000000000c
[  109.849588][ T2054] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffbdee46190
[  109.849589][ T2054] R13: 00007ffe86923908 R14: 00007ffbe08fb01a R15: 00007ffe86923cf8
| [  116.276943][ T2181] softirqs last disabled at (25336): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  116.276946][ T2181] Preemption disabled at:
| [  116.276947][ T2181] vprintk_emit (kernel/printk/printk.c:2471)
| [  116.276955][ T2181] Tainted: [W]=WARN
[  116.276956][ T2181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.276957][ T2181] Call Trace:
[  116.276963][ T2181]  <TASK>
[  116.276965][ T2181]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  116.276971][ T2181]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  116.276973][ T2181]  __might_resched.cold (kernel/sched/core.c:9234)
[  116.276977][ T2181]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  116.276982][ T2181]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  116.276986][ T2181]  __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))
[  116.276988][ T2181]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.276994][ T2181]  ? 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)
[  116.276997][ T2181]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  116.277001][ T2181]  put_chars (drivers/char/virtio_console.c:1176)
[  116.277002][ T2181]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  116.277005][ T2181]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  116.277008][ T2181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  116.277011][ T2181]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.277014][ T2181]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  116.277018][ T2181]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  116.277022][ T2181]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.277024][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277026][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277030][ T2181]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  116.277033][ T2181]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  116.277036][ T2181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.277038][ T2181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.277042][ T2181]  console_emit_next_record (kernel/printk/printk.c:3183)
[  116.277046][ T2181]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  116.277048][ T2181]  ? 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))
[  116.277051][ T2181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.277053][ T2181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  116.277057][ T2181]  console_flush_one_record (kernel/printk/printk.c:3268)
[  116.277061][ T2181]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  116.277063][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277068][ T2181]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  116.277071][ T2181]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  116.277073][ T2181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.277074][ T2181]  ? 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)
[  116.277078][ T2181]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  116.277080][ T2181]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  116.277082][ T2181]  vprintk_emit (kernel/printk/printk.c:2479)
[  116.277086][ T2181]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  116.277088][ T2181]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  116.277091][ T2181]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  116.277100][ T2181]  _printk (kernel/printk/printk.c:2504)
[  116.277103][ T2181]  ? snapshot_read.cold (user.c:?)
[  116.277108][ T2181]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  116.277112][ T2181]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  116.277115][ T2181]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  116.277118][ T2181]  ? netdev_notice (net/core/dev.c:13194)
[  116.277120][ T2181]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  116.277124][ T2181]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  116.277129][ T2181]  ? 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)
[  116.277132][ T2181]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  116.277136][ T2181]  netif_set_promiscuity (net/core/dev.c:9699)
[  116.277139][ T2181]  dev_set_promiscuity (net/core/dev_api.c:288)
[  116.277141][ T2181]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  116.277144][ T2181] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  116.277151][ T2181] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  116.277155][ T2181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.277157][ T2181]  notifier_call_chain (kernel/notifier.c:85)
[  116.277163][ T2181]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  116.277168][ T2181]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  116.277175][ T2181]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  116.277177][ T2181]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.277179][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277181][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277183][ T2181]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  116.277204][ T2181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.277206][ T2181]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.277209][ T2181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.277211][ T2181]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  116.277214][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277218][ T2181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.277220][ T2181]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.277222][ T2181]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  116.277224][ T2181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.277228][ T2181]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  116.277230][ T2181]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  116.277233][ T2181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.277234][ T2181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  116.277239][ T2181]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  116.277241][ T2181]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.277244][ T2181]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  116.277247][ T2181]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.277250][ T2181]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.277256][ T2181]  ? 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))
[  116.277258][ T2181]  ? 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))
[  116.277263][ T2181]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.277267][ T2181]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.277269][ T2181]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  116.277273][ T2181]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  116.277277][ T2181]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  116.277281][ T2181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  116.277283][ T2181]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  116.277288][ T2181]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  116.277292][ T2181]  ____sys_sendmsg (net/socket.c:2713)
[  116.277295][ T2181]  ? copy_msghdr_from_user (net/socket.c:2650)
[  116.277297][ T2181]  ? sock_write_iter (net/socket.c:1269)
[  116.277298][ T2181]  ? move_addr_to_kernel (net/socket.c:258)
[  116.277306][ T2181]  ___sys_sendmsg (net/socket.c:2767)
[  116.277308][ T2181]  ? copy_msghdr_from_user (net/socket.c:2619)
[  116.277324][ T2181]  __sys_sendmsg (net/socket.c:2799)
[  116.277327][ T2181]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  116.277333][ T2181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  116.277336][ T2181]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  116.277340][ T2181]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  116.277343][ T2181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.277345][ T2181] RIP: 0033:0x7ffaf977e54e
[  116.277349][ T2181] 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
[  116.277351][ T2181] RSP: 002b:00007ffc602a4470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.277353][ T2181] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ffaf977e54e
[  116.277355][ T2181] RDX: 0000000000000000 RSI: 00007ffc602a4520 RDI: 0000000000000005
[  116.277356][ T2181] RBP: 00007ffc602a4480 R08: 0000000000000000 R09: 0000000000000000
[  116.277356][ T2181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916991
[  116.277357][ T2181] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc602a4be0
| [  119.467887][ T2244] softirqs last disabled at (377306): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  119.467890][ T2244] Preemption disabled at:
| [  119.467890][ T2244] vprintk_emit (kernel/printk/printk.c:2471)
| [  119.467899][ T2244] Tainted: [W]=WARN
[  119.467900][ T2244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.467902][ T2244] Call Trace:
[  119.467903][ T2244]  <TASK>
[  119.467905][ T2244]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.467911][ T2244]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  119.467912][ T2244]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.467917][ T2244]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.467921][ T2244]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  119.467925][ T2244]  __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))
[  119.467927][ T2244]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.467934][ T2244]  ? 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)
[  119.467937][ T2244]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.467940][ T2244]  put_chars (drivers/char/virtio_console.c:1176)
[  119.467943][ T2244]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.467945][ T2244]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.467949][ T2244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.467951][ T2244]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.467955][ T2244]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.467959][ T2244]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.467961][ T2244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.467963][ T2244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.467973][ T2244]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.467975][ T2244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.467979][ T2244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.467983][ T2244]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.467987][ T2244]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.467989][ T2244]  ? 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))
[  119.467992][ T2244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.467994][ T2244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.467998][ T2244]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.468002][ T2244]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.468004][ T2244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.468010][ T2244]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.468013][ T2244]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.468015][ T2244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.468016][ T2244]  ? 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)
[  119.468020][ T2244]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.468022][ T2244]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.468024][ T2244]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.468027][ T2244]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.468029][ T2244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.468031][ T2244]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  119.468036][ T2244]  _printk (kernel/printk/printk.c:2504)
[  119.468039][ T2244]  ? snapshot_read.cold (user.c:?)
[  119.468041][ T2244]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  119.468047][ T2244]  ? idr_get_free (??:?)
[  119.468051][ T2244]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  119.468060][ T2244]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.468065][ T2244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.468067][ T2244]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  119.468071][ T2244]  __nla_validate_parse (lib/nlattr.c:635)
[  119.468076][ T2244]  __nla_parse (lib/nlattr.c:732)
[  119.468079][ T2244]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  119.468084][ T2244]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  119.468087][ T2244]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  119.468095][ T2244]  ? security_capable (security/security.c:660 (discriminator 11))
[  119.468099][ T2244]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  119.468103][ T2244]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  119.468105][ T2244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.468108][ T2244]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  119.468115][ T2244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.468121][ T2244]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  119.468124][ T2244]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.468126][ T2244]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  119.468130][ T2244]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.468136][ T2244]  ? 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))
[  119.468138][ T2244]  ? 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))
[  119.468142][ T2244]  genl_rcv (net/netlink/genetlink.c:1218)
[  119.468144][ T2244]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.468148][ T2244]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.468152][ T2244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.468155][ T2244]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.468159][ T2244]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.468161][ T2244]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.468164][ T2244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.468169][ T2244]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  119.468171][ T2244]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  119.468175][ T2244]  __sys_sendto (net/socket.c:2281)
[  119.468178][ T2244]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  119.468189][ T2244]  ? fput_close_sync (fs/file_table.c:617)
[  119.468192][ T2244]  ? alloc_file_clone (fs/file_table.c:479)
[  119.468196][ T2244]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  119.468198][ T2244]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.468202][ T2244]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  119.468204][ T2244]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  119.468207][ T2244]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.468209][ T2244]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.468211][ T2244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.468214][ T2244] RIP: 0033:0x7fbf71238312
[  119.468217][ T2244] 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)
[  119.468219][ T2244] RSP: 002b:00007ffd5c775398 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  119.468222][ T2244] RAX: ffffffffffffffda RBX: 00007ffd5c7754c8 RCX: 00007fbf71238312
[  119.468223][ T2244] RDX: 0000000000000048 RSI: 00007fbf6ce16f60 RDI: 0000000000000020
[  119.468224][ T2244] RBP: 00007ffd5c7753c0 R08: 00007ffd5c775540 R09: 000000000000000c
[  119.468225][ T2244] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbf6f0a20b0
[  119.468226][ T2244] R13: 00007ffd5c7754c8 R14: 00007fbf70b5701a R15: 00007ffd5c7758b8
| [  120.675244][ T2291] softirqs last disabled at (365522): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  120.675246][ T2291] Preemption disabled at:
| [  120.675247][ T2291] vprintk_emit (kernel/printk/printk.c:2471)
| [  120.675255][ T2291] Tainted: [W]=WARN
[  120.675256][ T2291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.675258][ T2291] Call Trace:
[  120.675259][ T2291]  <TASK>
[  120.675261][ T2291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.675267][ T2291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  120.675269][ T2291]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.675273][ T2291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.675277][ T2291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  120.675282][ T2291]  __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))
[  120.675284][ T2291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.675290][ T2291]  ? 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)
[  120.675293][ T2291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.675297][ T2291]  put_chars (drivers/char/virtio_console.c:1176)
[  120.675300][ T2291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.675303][ T2291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.675306][ T2291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.675311][ T2291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.675315][ T2291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.675316][ T2291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.675321][ T2291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.675325][ T2291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.675327][ T2291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.675332][ T2291]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.675336][ T2291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.675338][ T2291]  ? 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))
[  120.675341][ T2291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.675343][ T2291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.675347][ T2291]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.675351][ T2291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.675353][ T2291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.675358][ T2291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.675361][ T2291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.675363][ T2291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.675365][ T2291]  ? 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)
[  120.675369][ T2291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.675370][ T2291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.675373][ T2291]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.675376][ T2291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.675382][ T2291]  _printk (kernel/printk/printk.c:2504)
[  120.675385][ T2291]  ? snapshot_read.cold (user.c:?)
[  120.675388][ T2291]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.675391][ T2291]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  120.675395][ T2291]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  120.675397][ T2291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  120.675401][ T2291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  120.675405][ T2291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.675408][ T2291]  ? netdev_notice (net/core/dev.c:13194)
[  120.675410][ T2291]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  120.675419][ T2291]  ? 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)
[  120.675422][ T2291]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  120.675425][ T2291]  netif_set_promiscuity (net/core/dev.c:9699)
[  120.675429][ T2291]  dev_set_promiscuity (net/core/dev_api.c:288)
[  120.675431][ T2291]  ? dev_disable_lro (net/core/dev_api.c:267)
[  120.675433][ T2291] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  120.675438][ T2291] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  120.675443][ T2291] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  120.675448][ T2291]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  120.675452][ T2291] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  120.675458][ T2291]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  120.675461][ T2291]  ? __nla_validate_parse (lib/nlattr.c:635)
[  120.675467][ T2291]  ? __nla_parse (lib/nlattr.c:732)
[  120.675470][ T2291]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  120.675475][ T2291]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  120.675478][ T2291]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  120.675487][ T2291]  ? security_capable (security/security.c:660 (discriminator 11))
[  120.675491][ T2291]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  120.675495][ T2291]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  120.675497][ T2291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.675499][ T2291]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  120.675504][ T2291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.675509][ T2291]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  120.675513][ T2291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.675514][ T2291]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  120.675518][ T2291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.675525][ T2291]  ? 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))
[  120.675527][ T2291]  ? 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))
[  120.675531][ T2291]  genl_rcv (net/netlink/genetlink.c:1218)
[  120.675533][ T2291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.675537][ T2291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.675541][ T2291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.675545][ T2291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.675549][ T2291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.675551][ T2291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.675553][ T2291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.675558][ T2291]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  120.675561][ T2291]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  120.675565][ T2291]  __sys_sendto (net/socket.c:2281)
[  120.675568][ T2291]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  120.675574][ T2291]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  120.675586][ T2291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.675590][ T2291]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  120.675592][ T2291]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.675596][ T2291]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  120.675599][ T2291]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  120.675602][ T2291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.675604][ T2291]  ? irq_exit_rcu (kernel/softirq.c:786)
[  120.675608][ T2291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.675610][ T2291] RIP: 0033:0x7f03c4305312
[  120.675614][ T2291] 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)
[  120.675616][ T2291] RSP: 002b:00007fff5421ef38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  120.675619][ T2291] RAX: ffffffffffffffda RBX: 00007fff5421f068 RCX: 00007f03c4305312
[  120.675620][ T2291] RDX: 0000000000000030 RSI: 00007f03c2000930 RDI: 0000000000000023
[  120.675621][ T2291] RBP: 00007fff5421ef60 R08: 00007fff5421f0e0 R09: 000000000000000c
[  120.675622][ T2291] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f03c215e190
[  120.675623][ T2291] R13: 00007fff5421f068 R14: 00007f03c3c2401a R15: 00007fff5421f458
| [  121.864251][ T2329] softirqs last disabled at (395839): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  121.864253][ T2329] Preemption disabled at:
| [  121.864254][ T2329] vprintk_emit (kernel/printk/printk.c:2471)
| [  121.864263][ T2329] Tainted: [W]=WARN
[  121.864264][ T2329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.864265][ T2329] Call Trace:
[  121.864267][ T2329]  <TASK>
[  121.864268][ T2329]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  121.864274][ T2329]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  121.864276][ T2329]  __might_resched.cold (kernel/sched/core.c:9234)
[  121.864281][ T2329]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  121.864285][ T2329]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  121.864289][ T2329]  __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))
[  121.864291][ T2329]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.864298][ T2329]  ? 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)
[  121.864301][ T2329]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  121.864304][ T2329]  put_chars (drivers/char/virtio_console.c:1176)
[  121.864307][ T2329]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  121.864310][ T2329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.864313][ T2329]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  121.864318][ T2329]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  121.864322][ T2329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.864323][ T2329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.864328][ T2329]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  121.864332][ T2329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.864334][ T2329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.864338][ T2329]  console_emit_next_record (kernel/printk/printk.c:3183)
[  121.864342][ T2329]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  121.864344][ T2329]  ? 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))
[  121.864348][ T2329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.864349][ T2329]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  121.864353][ T2329]  console_flush_one_record (kernel/printk/printk.c:3268)
[  121.864358][ T2329]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  121.864360][ T2329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.864365][ T2329]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  121.864368][ T2329]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  121.864370][ T2329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  121.864372][ T2329]  ? 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)
[  121.864375][ T2329]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  121.864377][ T2329]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  121.864380][ T2329]  vprintk_emit (kernel/printk/printk.c:2479)
[  121.864383][ T2329]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  121.864389][ T2329]  _printk (kernel/printk/printk.c:2504)
[  121.864392][ T2329]  ? snapshot_read.cold (user.c:?)
[  121.864395][ T2329]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  121.864398][ T2329]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  121.864402][ T2329]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  121.864404][ T2329]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  121.864408][ T2329]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  121.864412][ T2329]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  121.864415][ T2329]  ? netdev_notice (net/core/dev.c:13194)
[  121.864417][ T2329]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  121.864426][ T2329]  ? 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)
[  121.864428][ T2329]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  121.864432][ T2329]  netif_set_promiscuity (net/core/dev.c:9699)
[  121.864436][ T2329]  dev_set_promiscuity (net/core/dev_api.c:288)
[  121.864437][ T2329]  ? dev_disable_lro (net/core/dev_api.c:267)
[  121.864440][ T2329] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  121.864445][ T2329] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  121.864450][ T2329] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  121.864454][ T2329]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  121.864458][ T2329] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  121.864464][ T2329]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  121.864467][ T2329]  ? __nla_validate_parse (lib/nlattr.c:635)
[  121.864474][ T2329]  ? __nla_parse (lib/nlattr.c:732)
[  121.864476][ T2329]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  121.864481][ T2329]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  121.864485][ T2329]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  121.864493][ T2329]  ? security_capable (security/security.c:660 (discriminator 11))
[  121.864497][ T2329]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  121.864501][ T2329]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  121.864503][ T2329]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.864505][ T2329]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  121.864510][ T2329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.864515][ T2329]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  121.864519][ T2329]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  121.864521][ T2329]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  121.864524][ T2329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.864531][ T2329]  ? 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))
[  121.864533][ T2329]  ? 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))
[  121.864537][ T2329]  genl_rcv (net/netlink/genetlink.c:1218)
[  121.864540][ T2329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.864544][ T2329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.864545][ T2329]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  121.864550][ T2329]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  121.864554][ T2329]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  121.864558][ T2329]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  121.864560][ T2329]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  121.864563][ T2329]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  121.864568][ T2329]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  121.864571][ T2329]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  121.864574][ T2329]  __sys_sendto (net/socket.c:2281)
[  121.864580][ T2329]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  121.864591][ T2329]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  121.864597][ T2329]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  121.864599][ T2329]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  121.864603][ T2329]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  121.864604][ T2329]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  121.864607][ T2329]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  121.864609][ T2329]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  121.864611][ T2329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.864613][ T2329] RIP: 0033:0x7f3312259312
[  121.864617][ T2329] 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)
[  121.864619][ T2329] RSP: 002b:00007ffdbf05f298 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  121.864621][ T2329] RAX: ffffffffffffffda RBX: 00007ffdbf05f3c8 RCX: 00007f3312259312
[  121.864623][ T2329] RDX: 0000000000000030 RSI: 00007f330de667b0 RDI: 0000000000000023
[  121.864624][ T2329] RBP: 00007ffdbf05f2c0 R08: 00007ffdbf05f440 R09: 000000000000000c
[  121.864625][ T2329] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f33100b2270
[  121.864626][ T2329] R13: 00007ffdbf05f3c8 R14: 00007f3311b7801a R15: 00007ffdbf05f7b8
| [  145.901145][ T2500] softirqs last disabled at (26086): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  145.901148][ T2500] Preemption disabled at:
| [  145.901148][ T2500] vprintk_emit (kernel/printk/printk.c:2471)
| [  145.901157][ T2500] Tainted: [W]=WARN
[  145.901158][ T2500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  145.901159][ T2500] Call Trace:
[  145.901161][ T2500]  <TASK>
[  145.901162][ T2500]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  145.901168][ T2500]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  145.901170][ T2500]  __might_resched.cold (kernel/sched/core.c:9234)
[  145.901174][ T2500]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  145.901178][ T2500]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  145.901183][ T2500]  __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))
[  145.901185][ T2500]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  145.901191][ T2500]  ? 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)
[  145.901194][ T2500]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  145.901198][ T2500]  put_chars (drivers/char/virtio_console.c:1176)
[  145.901199][ T2500]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  145.901202][ T2500]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  145.901204][ T2500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  145.901207][ T2500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  145.901210][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  145.901214][ T2500]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  145.901218][ T2500]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  145.901220][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901222][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901226][ T2500]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  145.901229][ T2500]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  145.901232][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  145.901234][ T2500]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  145.901238][ T2500]  console_emit_next_record (kernel/printk/printk.c:3183)
[  145.901242][ T2500]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  145.901243][ T2500]  ? 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))
[  145.901247][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  145.901248][ T2500]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  145.901252][ T2500]  console_flush_one_record (kernel/printk/printk.c:3268)
[  145.901256][ T2500]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  145.901258][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901264][ T2500]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  145.901267][ T2500]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  145.901268][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  145.901270][ T2500]  ? 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)
[  145.901274][ T2500]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  145.901276][ T2500]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  145.901279][ T2500]  vprintk_emit (kernel/printk/printk.c:2479)
[  145.901282][ T2500]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  145.901285][ T2500]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  145.901288][ T2500]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  145.901296][ T2500]  _printk (kernel/printk/printk.c:2504)
[  145.901300][ T2500]  ? snapshot_read.cold (user.c:?)
[  145.901304][ T2500]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  145.901308][ T2500]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  145.901312][ T2500]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  145.901314][ T2500]  ? netdev_notice (net/core/dev.c:13194)
[  145.901316][ T2500]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  145.901320][ T2500]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  145.901325][ T2500]  ? 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)
[  145.901328][ T2500]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  145.901331][ T2500]  netif_set_promiscuity (net/core/dev.c:9699)
[  145.901335][ T2500]  dev_set_promiscuity (net/core/dev_api.c:288)
[  145.901337][ T2500]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  145.901340][ T2500] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  145.901347][ T2500] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  145.901351][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  145.901353][ T2500]  notifier_call_chain (kernel/notifier.c:85)
[  145.901359][ T2500]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  145.901363][ T2500]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  145.901370][ T2500]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  145.901372][ T2500]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  145.901374][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901375][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901378][ T2500]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  145.901398][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  145.901400][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  145.901403][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  145.901405][ T2500]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  145.901407][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901412][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  145.901414][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  145.901415][ T2500]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  145.901417][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  145.901421][ T2500]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  145.901423][ T2500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  145.901426][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  145.901428][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  145.901432][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  145.901434][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  145.901437][ T2500]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  145.901440][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  145.901443][ T2500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  145.901450][ T2500]  ? 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))
[  145.901452][ T2500]  ? 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))
[  145.901456][ T2500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  145.901460][ T2500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  145.901463][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  145.901467][ T2500]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  145.901471][ T2500]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  145.901474][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  145.901476][ T2500]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  145.901481][ T2500]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  145.901486][ T2500]  ____sys_sendmsg (net/socket.c:2713)
[  145.901488][ T2500]  ? copy_msghdr_from_user (net/socket.c:2650)
[  145.901490][ T2500]  ? sock_write_iter (net/socket.c:1269)
[  145.901492][ T2500]  ? move_addr_to_kernel (net/socket.c:258)
[  145.901499][ T2500]  ___sys_sendmsg (net/socket.c:2767)
[  145.901502][ T2500]  ? copy_msghdr_from_user (net/socket.c:2619)
[  145.901517][ T2500]  __sys_sendmsg (net/socket.c:2799)
[  145.901520][ T2500]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  145.901526][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  145.901529][ T2500]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  145.901533][ T2500]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  145.901536][ T2500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  145.901538][ T2500] RIP: 0033:0x7f8d5231654e
[  145.901541][ T2500] 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
[  145.901543][ T2500] RSP: 002b:00007ffe83a20440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  145.901546][ T2500] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8d5231654e
[  145.901547][ T2500] RDX: 0000000000000000 RSI: 00007ffe83a204f0 RDI: 0000000000000005
[  145.901548][ T2500] RBP: 00007ffe83a20450 R08: 0000000000000000 R09: 0000000000000000
[  145.901549][ T2500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9169af
[  145.901549][ T2500] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe83a20bb0
| [  148.816598][ T2557] softirqs last disabled at (393784): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  148.816601][ T2557] Preemption disabled at:
| [  148.816602][ T2557] vprintk_emit (kernel/printk/printk.c:2471)
| [  148.816610][ T2557] Tainted: [W]=WARN
[  148.816611][ T2557] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  148.816613][ T2557] Call Trace:
[  148.816615][ T2557]  <TASK>
[  148.816617][ T2557]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  148.816623][ T2557]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  148.816624][ T2557]  __might_resched.cold (kernel/sched/core.c:9234)
[  148.816628][ T2557]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  148.816633][ T2557]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  148.816637][ T2557]  __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))
[  148.816639][ T2557]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  148.816645][ T2557]  ? 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)
[  148.816648][ T2557]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  148.816652][ T2557]  put_chars (drivers/char/virtio_console.c:1176)
[  148.816654][ T2557]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  148.816657][ T2557]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  148.816660][ T2557]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  148.816663][ T2557]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  148.816667][ T2557]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  148.816671][ T2557]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  148.816673][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  148.816674][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  148.816678][ T2557]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  148.816680][ T2557]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  148.816685][ T2557]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.816689][ T2557]  console_emit_next_record (kernel/printk/printk.c:3183)
[  148.816693][ T2557]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  148.816695][ T2557]  ? 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))
[  148.816698][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.816700][ T2557]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  148.816704][ T2557]  console_flush_one_record (kernel/printk/printk.c:3268)
[  148.816708][ T2557]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  148.816710][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  148.816715][ T2557]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  148.816718][ T2557]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  148.816720][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.816722][ T2557]  ? 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)
[  148.816725][ T2557]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  148.816727][ T2557]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  148.816730][ T2557]  vprintk_emit (kernel/printk/printk.c:2479)
[  148.816733][ T2557]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  148.816735][ T2557]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  148.816737][ T2557]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  148.816742][ T2557]  _printk (kernel/printk/printk.c:2504)
[  148.816745][ T2557]  ? snapshot_read.cold (user.c:?)
[  148.816747][ T2557]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  148.816753][ T2557]  ? idr_get_free (??:?)
[  148.816757][ T2557]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  148.816766][ T2557]  ? nla_get_range_signed (lib/nlattr.c:270)
[  148.816772][ T2557]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  148.816773][ T2557]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  148.816778][ T2557]  __nla_validate_parse (lib/nlattr.c:635)
[  148.816782][ T2557]  __nla_parse (lib/nlattr.c:732)
[  148.816785][ T2557]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  148.816790][ T2557]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  148.816793][ T2557]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  148.816802][ T2557]  ? security_capable (security/security.c:660 (discriminator 11))
[  148.816806][ T2557]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  148.816809][ T2557]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  148.816812][ T2557]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  148.816814][ T2557]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  148.816822][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  148.816828][ T2557]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  148.816831][ T2557]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  148.816833][ T2557]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  148.816837][ T2557]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  148.816844][ T2557]  ? 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))
[  148.816846][ T2557]  ? 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))
[  148.816850][ T2557]  genl_rcv (net/netlink/genetlink.c:1218)
[  148.816852][ T2557]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  148.816856][ T2557]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  148.816860][ T2557]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  148.816863][ T2557]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  148.816867][ T2557]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  148.816869][ T2557]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  148.816872][ T2557]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  148.816877][ T2557]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  148.816879][ T2557]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  148.816883][ T2557]  __sys_sendto (net/socket.c:2281)
[  148.816886][ T2557]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  148.816897][ T2557]  ? fput_close_sync (fs/file_table.c:617)
[  148.816900][ T2557]  ? alloc_file_clone (fs/file_table.c:479)
[  148.816904][ T2557]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  148.816906][ T2557]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  148.816910][ T2557]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  148.816913][ T2557]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  148.816915][ T2557]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  148.816917][ T2557]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  148.816920][ T2557]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  148.816922][ T2557] RIP: 0033:0x7f6ec9d51312
[  148.816925][ T2557] 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)
[  148.816927][ T2557] RSP: 002b:00007fffb2a07b58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  148.816930][ T2557] RAX: ffffffffffffffda RBX: 00007fffb2a07c88 RCX: 00007f6ec9d51312
[  148.816931][ T2557] RDX: 0000000000000044 RSI: 00007f6ec5912dd0 RDI: 0000000000000020
[  148.816932][ T2557] RBP: 00007fffb2a07b80 R08: 00007fffb2a07d00 R09: 000000000000000c
[  148.816933][ T2557] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec7baa120
[  148.816934][ T2557] R13: 00007fffb2a07c88 R14: 00007f6ec967001a R15: 00007fffb2a08078
| [  150.130185][ T2609] softirqs last disabled at (378328): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  150.130187][ T2609] Preemption disabled at:
| [  150.130188][ T2609] vprintk_emit (kernel/printk/printk.c:2471)
| [  150.130196][ T2609] Tainted: [W]=WARN
[  150.130197][ T2609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  150.130199][ T2609] Call Trace:
[  150.130201][ T2609]  <TASK>
[  150.130202][ T2609]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  150.130208][ T2609]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  150.130210][ T2609]  __might_resched.cold (kernel/sched/core.c:9234)
[  150.130214][ T2609]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  150.130219][ T2609]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  150.130223][ T2609]  __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))
[  150.130225][ T2609]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.130232][ T2609]  ? 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)
[  150.130235][ T2609]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  150.130238][ T2609]  put_chars (drivers/char/virtio_console.c:1176)
[  150.130241][ T2609]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  150.130244][ T2609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  150.130247][ T2609]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  150.130251][ T2609]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  150.130255][ T2609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.130257][ T2609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.130262][ T2609]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  150.130265][ T2609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.130268][ T2609]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.130272][ T2609]  console_emit_next_record (kernel/printk/printk.c:3183)
[  150.130276][ T2609]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  150.130278][ T2609]  ? 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))
[  150.130281][ T2609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.130283][ T2609]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  150.130287][ T2609]  console_flush_one_record (kernel/printk/printk.c:3268)
[  150.130291][ T2609]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  150.130293][ T2609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.130299][ T2609]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  150.130301][ T2609]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  150.130303][ T2609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  150.130305][ T2609]  ? 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)
[  150.130309][ T2609]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  150.130311][ T2609]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  150.130313][ T2609]  vprintk_emit (kernel/printk/printk.c:2479)
[  150.130317][ T2609]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  150.130322][ T2609]  _printk (kernel/printk/printk.c:2504)
[  150.130326][ T2609]  ? snapshot_read.cold (user.c:?)
[  150.130329][ T2609]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  150.130332][ T2609]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  150.130336][ T2609]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  150.130337][ T2609]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  150.130341][ T2609]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  150.130345][ T2609]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  150.130348][ T2609]  ? netdev_notice (net/core/dev.c:13194)
[  150.130350][ T2609]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  150.130359][ T2609]  ? 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)
[  150.130361][ T2609]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  150.130365][ T2609]  netif_set_promiscuity (net/core/dev.c:9699)
[  150.130369][ T2609]  dev_set_promiscuity (net/core/dev_api.c:288)
[  150.130371][ T2609]  ? dev_disable_lro (net/core/dev_api.c:267)
[  150.130373][ T2609] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  150.130378][ T2609] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  150.130383][ T2609] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  150.130387][ T2609]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  150.130392][ T2609] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  150.130398][ T2609]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  150.130401][ T2609]  ? __nla_validate_parse (lib/nlattr.c:635)
[  150.130407][ T2609]  ? __nla_parse (lib/nlattr.c:732)
[  150.130410][ T2609]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  150.130415][ T2609]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  150.130418][ T2609]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  150.130426][ T2609]  ? security_capable (security/security.c:660 (discriminator 11))
[  150.130431][ T2609]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  150.130435][ T2609]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  150.130438][ T2609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  150.130440][ T2609]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  150.130444][ T2609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.130450][ T2609]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  150.130453][ T2609]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  150.130455][ T2609]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  150.130458][ T2609]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  150.130466][ T2609]  ? 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))
[  150.130468][ T2609]  ? 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))
[  150.130472][ T2609]  genl_rcv (net/netlink/genetlink.c:1218)
[  150.130474][ T2609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  150.130478][ T2609]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  150.130480][ T2609]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  150.130485][ T2609]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  150.130489][ T2609]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  150.130493][ T2609]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  150.130494][ T2609]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  150.130498][ T2609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  150.130503][ T2609]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  150.130506][ T2609]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  150.130510][ T2609]  __sys_sendto (net/socket.c:2281)
[  150.130513][ T2609]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  150.130524][ T2609]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  150.130530][ T2609]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  150.130532][ T2609]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  150.130535][ T2609]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  150.130537][ T2609]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  150.130540][ T2609]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  150.130542][ T2609]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  150.130544][ T2609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  150.130546][ T2609] RIP: 0033:0x7febce517312
[  150.130550][ T2609] 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)
[  150.130552][ T2609] RSP: 002b:00007ffe1f8361f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  150.130555][ T2609] RAX: ffffffffffffffda RBX: 00007ffe1f836328 RCX: 00007febce517312
[  150.130556][ T2609] RDX: 0000000000000034 RSI: 00007febca12e470 RDI: 0000000000000023
[  150.130557][ T2609] RBP: 00007ffe1f836220 R08: 00007ffe1f8363a0 R09: 000000000000000c
[  150.130557][ T2609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007febcc37a200
[  150.130558][ T2609] R13: 00007ffe1f836328 R14: 00007febcde3601a R15: 00007ffe1f836718
| [  151.398250][ T2650] softirqs last disabled at (384052): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  151.398252][ T2650] Preemption disabled at:
| [  151.398253][ T2650] vprintk_emit (kernel/printk/printk.c:2471)
| [  151.398262][ T2650] Tainted: [W]=WARN
[  151.398263][ T2650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  151.398264][ T2650] Call Trace:
[  151.398266][ T2650]  <TASK>
[  151.398267][ T2650]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  151.398273][ T2650]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  151.398275][ T2650]  __might_resched.cold (kernel/sched/core.c:9234)
[  151.398280][ T2650]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  151.398284][ T2650]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  151.398288][ T2650]  __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))
[  151.398291][ T2650]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  151.398297][ T2650]  ? 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)
[  151.398300][ T2650]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  151.398304][ T2650]  put_chars (drivers/char/virtio_console.c:1176)
[  151.398307][ T2650]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  151.398310][ T2650]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  151.398313][ T2650]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  151.398317][ T2650]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  151.398322][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  151.398323][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  151.398328][ T2650]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  151.398332][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.398334][ T2650]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.398338][ T2650]  console_emit_next_record (kernel/printk/printk.c:3183)
[  151.398342][ T2650]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  151.398344][ T2650]  ? 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))
[  151.398348][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.398349][ T2650]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  151.398353][ T2650]  console_flush_one_record (kernel/printk/printk.c:3268)
[  151.398358][ T2650]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  151.398360][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  151.398365][ T2650]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  151.398368][ T2650]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  151.398370][ T2650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  151.398372][ T2650]  ? 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)
[  151.398375][ T2650]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  151.398377][ T2650]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  151.398380][ T2650]  vprintk_emit (kernel/printk/printk.c:2479)
[  151.398383][ T2650]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  151.398389][ T2650]  _printk (kernel/printk/printk.c:2504)
[  151.398392][ T2650]  ? snapshot_read.cold (user.c:?)
[  151.398395][ T2650]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  151.398398][ T2650]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  151.398402][ T2650]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  151.398404][ T2650]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  151.398408][ T2650]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  151.398412][ T2650]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  151.398415][ T2650]  ? netdev_notice (net/core/dev.c:13194)
[  151.398417][ T2650]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  151.398426][ T2650]  ? 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)
[  151.398428][ T2650]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  151.398432][ T2650]  netif_set_promiscuity (net/core/dev.c:9699)
[  151.398436][ T2650]  dev_set_promiscuity (net/core/dev_api.c:288)
[  151.398438][ T2650]  ? dev_disable_lro (net/core/dev_api.c:267)
[  151.398440][ T2650] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  151.398445][ T2650] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  151.398450][ T2650] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  151.398454][ T2650]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  151.398459][ T2650] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  151.398465][ T2650]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  151.398468][ T2650]  ? __nla_validate_parse (lib/nlattr.c:635)
[  151.398474][ T2650]  ? __nla_parse (lib/nlattr.c:732)
[  151.398477][ T2650]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  151.398482][ T2650]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  151.398485][ T2650]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  151.398494][ T2650]  ? security_capable (security/security.c:660 (discriminator 11))
[  151.398498][ T2650]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  151.398502][ T2650]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  151.398505][ T2650]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  151.398507][ T2650]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  151.398511][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  151.398516][ T2650]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  151.398520][ T2650]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  151.398522][ T2650]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  151.398525][ T2650]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  151.398533][ T2650]  ? 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))
[  151.398535][ T2650]  ? 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))
[  151.398539][ T2650]  genl_rcv (net/netlink/genetlink.c:1218)
[  151.398541][ T2650]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  151.398545][ T2650]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  151.398549][ T2650]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  151.398553][ T2650]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  151.398557][ T2650]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  151.398558][ T2650]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  151.398562][ T2650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  151.398567][ T2650]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  151.398570][ T2650]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  151.398573][ T2650]  __sys_sendto (net/socket.c:2281)
[  151.398580][ T2650]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  151.398586][ T2650]  ? rcutree_report_cpu_dead (kernel/rcu/tree.c:4507)
[  151.398594][ T2650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  151.398598][ T2650]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  151.398601][ T2650]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  151.398604][ T2650]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  151.398608][ T2650]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  151.398610][ T2650]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  151.398612][ T2650]  ? irq_exit_rcu (kernel/softirq.c:786)
[  151.398616][ T2650]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  151.398618][ T2650] RIP: 0033:0x7fbb22783312
[  151.398622][ T2650] 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)
[  151.398624][ T2650] RSP: 002b:00007ffe930115b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  151.398627][ T2650] RAX: ffffffffffffffda RBX: 00007ffe930116e8 RCX: 00007fbb22783312
[  151.398628][ T2650] RDX: 0000000000000034 RSI: 00007fbb204e3130 RDI: 0000000000000023
[  151.398629][ T2650] RBP: 00007ffe930115e0 R08: 00007ffe93011760 R09: 000000000000000c
[  151.398630][ T2650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbb205e62e0
[  151.398631][ T2650] R13: 00007ffe930116e8 R14: 00007fbb220a201a R15: 00007ffe93011ad8
| [  165.602763][ T2833] softirqs last disabled at (17209): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  165.602765][ T2833] Preemption disabled at:
| [  165.602766][ T2833] vprintk_emit (kernel/printk/printk.c:2471)
| [  165.602774][ T2833] Tainted: [W]=WARN
[  165.602775][ T2833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  165.602777][ T2833] Call Trace:
[  165.602778][ T2833]  <TASK>
[  165.602780][ T2833]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  165.602786][ T2833]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  165.602787][ T2833]  __might_resched.cold (kernel/sched/core.c:9234)
[  165.602792][ T2833]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  165.602796][ T2833]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  165.602800][ T2833]  __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))
[  165.602802][ T2833]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  165.602808][ T2833]  ? 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)
[  165.602811][ T2833]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  165.602815][ T2833]  put_chars (drivers/char/virtio_console.c:1176)
[  165.602816][ T2833]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  165.602819][ T2833]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  165.602822][ T2833]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  165.602825][ T2833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  165.602827][ T2833]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  165.602831][ T2833]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  165.602835][ T2833]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  165.602837][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.602839][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.602843][ T2833]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  165.602845][ T2833]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  165.602849][ T2833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  165.602851][ T2833]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  165.602855][ T2833]  console_emit_next_record (kernel/printk/printk.c:3183)
[  165.602858][ T2833]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  165.602860][ T2833]  ? 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))
[  165.602864][ T2833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  165.602866][ T2833]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  165.602870][ T2833]  console_flush_one_record (kernel/printk/printk.c:3268)
[  165.602874][ T2833]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  165.602876][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.602881][ T2833]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  165.602883][ T2833]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  165.602885][ T2833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  165.602887][ T2833]  ? 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)
[  165.602891][ T2833]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  165.602892][ T2833]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  165.602895][ T2833]  vprintk_emit (kernel/printk/printk.c:2479)
[  165.602898][ T2833]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  165.602901][ T2833]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  165.602904][ T2833]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  165.602912][ T2833]  _printk (kernel/printk/printk.c:2504)
[  165.602916][ T2833]  ? snapshot_read.cold (user.c:?)
[  165.602920][ T2833]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  165.602924][ T2833]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  165.602928][ T2833]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  165.602931][ T2833]  ? netdev_notice (net/core/dev.c:13194)
[  165.602932][ T2833]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  165.602936][ T2833]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  165.602942][ T2833]  ? 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)
[  165.602944][ T2833]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  165.602947][ T2833]  netif_set_promiscuity (net/core/dev.c:9699)
[  165.602951][ T2833]  dev_set_promiscuity (net/core/dev_api.c:288)
[  165.602953][ T2833]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  165.602956][ T2833] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  165.602963][ T2833] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  165.602967][ T2833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  165.602969][ T2833]  notifier_call_chain (kernel/notifier.c:85)
[  165.602975][ T2833]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  165.602980][ T2833]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  165.602987][ T2833]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  165.602988][ T2833]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  165.602990][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.602992][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.602994][ T2833]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  165.603015][ T2833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  165.603017][ T2833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  165.603020][ T2833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  165.603022][ T2833]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  165.603024][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.603029][ T2833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  165.603030][ T2833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  165.603032][ T2833]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  165.603034][ T2833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  165.603038][ T2833]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  165.603040][ T2833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  165.603043][ T2833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  165.603045][ T2833]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  165.603049][ T2833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  165.603051][ T2833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  165.603054][ T2833]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  165.603057][ T2833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  165.603060][ T2833]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  165.603066][ T2833]  ? 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))
[  165.603074][ T2833]  ? 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))
[  165.603078][ T2833]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  165.603082][ T2833]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  165.603085][ T2833]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  165.603089][ T2833]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  165.603093][ T2833]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  165.603097][ T2833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  165.603098][ T2833]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  165.603104][ T2833]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  165.603107][ T2833]  ____sys_sendmsg (net/socket.c:2713)
[  165.603110][ T2833]  ? copy_msghdr_from_user (net/socket.c:2650)
[  165.603112][ T2833]  ? sock_write_iter (net/socket.c:1269)
[  165.603114][ T2833]  ? move_addr_to_kernel (net/socket.c:258)
[  165.603121][ T2833]  ___sys_sendmsg (net/socket.c:2767)
[  165.603124][ T2833]  ? copy_msghdr_from_user (net/socket.c:2619)
[  165.603139][ T2833]  __sys_sendmsg (net/socket.c:2799)
[  165.603142][ T2833]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  165.603148][ T2833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  165.603151][ T2833]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  165.603155][ T2833]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  165.603158][ T2833]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  165.603160][ T2833] RIP: 0033:0x7ff6d545d54e
[  165.603163][ T2833] 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
[  165.603165][ T2833] RSP: 002b:00007ffc7102e6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  165.603168][ T2833] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff6d545d54e
[  165.603169][ T2833] RDX: 0000000000000000 RSI: 00007ffc7102e7a0 RDI: 0000000000000005
[  165.603170][ T2833] RBP: 00007ffc7102e700 R08: 0000000000000000 R09: 0000000000000000
[  165.603171][ T2833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9169c2
[  165.603172][ T2833] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7102ee60
| [  168.492397][ T2891] softirqs last disabled at (367007): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [  168.492400][ T2891] Preemption disabled at:
| [  168.492401][ T2891] vprintk_emit (kernel/printk/printk.c:2471)
| [  168.492409][ T2891] Tainted: [W]=WARN
[  168.492410][ T2891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  168.492412][ T2891] Call Trace:
[  168.492414][ T2891]  <TASK>
[  168.492415][ T2891]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  168.492421][ T2891]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  168.492423][ T2891]  __might_resched.cold (kernel/sched/core.c:9234)
[  168.492427][ T2891]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  168.492431][ T2891]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  168.492436][ T2891]  __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))
[  168.492438][ T2891]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.492444][ T2891]  ? 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)
[  168.492447][ T2891]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  168.492451][ T2891]  put_chars (drivers/char/virtio_console.c:1176)
[  168.492453][ T2891]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  168.492456][ T2891]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  168.492459][ T2891]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  168.492462][ T2891]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  168.492466][ T2891]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  168.492470][ T2891]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  168.492472][ T2891]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.492474][ T2891]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.492478][ T2891]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  168.492480][ T2891]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  168.492484][ T2891]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.492488][ T2891]  console_emit_next_record (kernel/printk/printk.c:3183)
[  168.492492][ T2891]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  168.492494][ T2891]  ? 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))
[  168.492497][ T2891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.492499][ T2891]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  168.492503][ T2891]  console_flush_one_record (kernel/printk/printk.c:3268)
[  168.492507][ T2891]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  168.492509][ T2891]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.492515][ T2891]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  168.492517][ T2891]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  168.492519][ T2891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.492521][ T2891]  ? 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)
[  168.492525][ T2891]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  168.492527][ T2891]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  168.492529][ T2891]  vprintk_emit (kernel/printk/printk.c:2479)
[  168.492533][ T2891]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  168.492535][ T2891]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  168.492536][ T2891]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  168.492541][ T2891]  _printk (kernel/printk/printk.c:2504)
[  168.492545][ T2891]  ? snapshot_read.cold (user.c:?)
[  168.492546][ T2891]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  168.492552][ T2891]  ? idr_get_free (??:?)
[  168.492557][ T2891]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  168.492566][ T2891]  ? nla_get_range_signed (lib/nlattr.c:270)
[  168.492572][ T2891]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  168.492573][ T2891]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  168.492581][ T2891]  __nla_validate_parse (lib/nlattr.c:635)
[  168.492586][ T2891]  __nla_parse (lib/nlattr.c:732)
[  168.492589][ T2891]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  168.492593][ T2891]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  168.492597][ T2891]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  168.492605][ T2891]  ? security_capable (security/security.c:660 (discriminator 11))
[  168.492609][ T2891]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  168.492612][ T2891]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  168.492615][ T2891]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  168.492617][ T2891]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  168.492625][ T2891]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.492631][ T2891]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  168.492634][ T2891]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  168.492636][ T2891]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  168.492639][ T2891]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  168.492646][ T2891]  ? 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))
[  168.492648][ T2891]  ? 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))
[  168.492652][ T2891]  genl_rcv (net/netlink/genetlink.c:1218)
[  168.492654][ T2891]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  168.492658][ T2891]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  168.492661][ T2891]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  168.492665][ T2891]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  168.492669][ T2891]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  168.492670][ T2891]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  168.492673][ T2891]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  168.492678][ T2891]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  168.492681][ T2891]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  168.492685][ T2891]  __sys_sendto (net/socket.c:2281)
[  168.492689][ T2891]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  168.492699][ T2891]  ? fput_close_sync (fs/file_table.c:617)
[  168.492702][ T2891]  ? alloc_file_clone (fs/file_table.c:479)
[  168.492706][ T2891]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  168.492708][ T2891]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  168.492712][ T2891]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  168.492715][ T2891]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  168.492717][ T2891]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  168.492719][ T2891]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  168.492721][ T2891]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  168.492724][ T2891] RIP: 0033:0x7f98ea54d312
[  168.492727][ T2891] 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)
[  168.492729][ T2891] RSP: 002b:00007ffe846cf148 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  168.492732][ T2891] RAX: ffffffffffffffda RBX: 00007ffe846cf278 RCX: 00007f98ea54d312
[  168.492733][ T2891] RDX: 0000000000000044 RSI: 00007f98e610b050 RDI: 0000000000000020
[  168.492734][ T2891] RBP: 00007ffe846cf170 R08: 00007ffe846cf2f0 R09: 000000000000000c
[  168.492735][ T2891] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f98e83a6120
[  168.492736][ T2891] R13: 00007ffe846cf278 R14: 00007f98e9e6c01a R15: 00007ffe846cf668
| [  169.735408][ T2940] softirqs last disabled at (377622): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  169.735410][ T2940] Preemption disabled at:
| [  169.735411][ T2940] vprintk_emit (kernel/printk/printk.c:2471)
| [  169.735420][ T2940] Tainted: [W]=WARN
[  169.735421][ T2940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  169.735422][ T2940] Call Trace:
[  169.735424][ T2940]  <TASK>
[  169.735426][ T2940]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  169.735432][ T2940]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  169.735433][ T2940]  __might_resched.cold (kernel/sched/core.c:9234)
[  169.735438][ T2940]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  169.735442][ T2940]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  169.735447][ T2940]  __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))
[  169.735449][ T2940]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  169.735455][ T2940]  ? 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)
[  169.735458][ T2940]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  169.735462][ T2940]  put_chars (drivers/char/virtio_console.c:1176)
[  169.735465][ T2940]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  169.735468][ T2940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  169.735471][ T2940]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  169.735475][ T2940]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  169.735479][ T2940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  169.735481][ T2940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  169.735486][ T2940]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  169.735489][ T2940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  169.735491][ T2940]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  169.735495][ T2940]  console_emit_next_record (kernel/printk/printk.c:3183)
[  169.735499][ T2940]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  169.735501][ T2940]  ? 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))
[  169.735504][ T2940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  169.735506][ T2940]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  169.735510][ T2940]  console_flush_one_record (kernel/printk/printk.c:3268)
[  169.735514][ T2940]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  169.735516][ T2940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  169.735522][ T2940]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  169.735525][ T2940]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  169.735526][ T2940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  169.735528][ T2940]  ? 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)
[  169.735532][ T2940]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  169.735534][ T2940]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  169.735537][ T2940]  vprintk_emit (kernel/printk/printk.c:2479)
[  169.735540][ T2940]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  169.735545][ T2940]  _printk (kernel/printk/printk.c:2504)
[  169.735549][ T2940]  ? snapshot_read.cold (user.c:?)
[  169.735552][ T2940]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  169.735555][ T2940]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  169.735559][ T2940]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  169.735560][ T2940]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  169.735564][ T2940]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  169.735568][ T2940]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  169.735571][ T2940]  ? netdev_notice (net/core/dev.c:13194)
[  169.735573][ T2940]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  169.735585][ T2940]  ? 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)
[  169.735588][ T2940]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  169.735591][ T2940]  netif_set_promiscuity (net/core/dev.c:9699)
[  169.735595][ T2940]  dev_set_promiscuity (net/core/dev_api.c:288)
[  169.735597][ T2940]  ? dev_disable_lro (net/core/dev_api.c:267)
[  169.735599][ T2940] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  169.735604][ T2940] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  169.735609][ T2940] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  169.735614][ T2940]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  169.735618][ T2940] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  169.735624][ T2940]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  169.735628][ T2940]  ? __nla_validate_parse (lib/nlattr.c:635)
[  169.735634][ T2940]  ? __nla_parse (lib/nlattr.c:732)
[  169.735636][ T2940]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  169.735641][ T2940]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  169.735645][ T2940]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  169.735653][ T2940]  ? security_capable (security/security.c:660 (discriminator 11))
[  169.735657][ T2940]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  169.735661][ T2940]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  169.735664][ T2940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  169.735666][ T2940]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  169.735670][ T2940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  169.735675][ T2940]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  169.735679][ T2940]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  169.735681][ T2940]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  169.735684][ T2940]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  169.735691][ T2940]  ? 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))
[  169.735694][ T2940]  ? 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))
[  169.735698][ T2940]  genl_rcv (net/netlink/genetlink.c:1218)
[  169.735700][ T2940]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  169.735704][ T2940]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  169.735707][ T2940]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  169.735711][ T2940]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  169.735715][ T2940]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  169.735717][ T2940]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  169.735720][ T2940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  169.735725][ T2940]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  169.735728][ T2940]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  169.735732][ T2940]  __sys_sendto (net/socket.c:2281)
[  169.735735][ T2940]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  169.735746][ T2940]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  169.735752][ T2940]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  169.735755][ T2940]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  169.735758][ T2940]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  169.735760][ T2940]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  169.735762][ T2940]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  169.735764][ T2940]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  169.735767][ T2940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  169.735769][ T2940] RIP: 0033:0x7ff885540312
[  169.735773][ T2940] 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)
[  169.735774][ T2940] RSP: 002b:00007fff2417eae8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  169.735777][ T2940] RAX: ffffffffffffffda RBX: 00007fff2417ec18 RCX: 00007ff885540312
[  169.735778][ T2940] RDX: 0000000000000030 RSI: 00007ff8811a7e30 RDI: 0000000000000023
[  169.735779][ T2940] RBP: 00007fff2417eb10 R08: 00007fff2417ec90 R09: 000000000000000c
[  169.735780][ T2940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff8833aa200
[  169.735781][ T2940] R13: 00007fff2417ec18 R14: 00007ff884e5f01a R15: 00007fff2417f008
| [  170.948331][ T2978] softirqs last disabled at (404074): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  170.948333][ T2978] Preemption disabled at:
| [  170.948333][ T2978] vprintk_emit (kernel/printk/printk.c:2471)
| [  170.948342][ T2978] Tainted: [W]=WARN
[  170.948343][ T2978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  170.948344][ T2978] Call Trace:
[  170.948346][ T2978]  <TASK>
[  170.948347][ T2978]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  170.948353][ T2978]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  170.948355][ T2978]  __might_resched.cold (kernel/sched/core.c:9234)
[  170.948359][ T2978]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  170.948364][ T2978]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  170.948368][ T2978]  __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))
[  170.948370][ T2978]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.948377][ T2978]  ? 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)
[  170.948380][ T2978]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  170.948384][ T2978]  put_chars (drivers/char/virtio_console.c:1176)
[  170.948386][ T2978]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  170.948389][ T2978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  170.948392][ T2978]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  170.948397][ T2978]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  170.948401][ T2978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.948402][ T2978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.948407][ T2978]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  170.948411][ T2978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.948413][ T2978]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.948417][ T2978]  console_emit_next_record (kernel/printk/printk.c:3183)
[  170.948421][ T2978]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  170.948423][ T2978]  ? 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))
[  170.948427][ T2978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.948428][ T2978]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  170.948432][ T2978]  console_flush_one_record (kernel/printk/printk.c:3268)
[  170.948437][ T2978]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  170.948439][ T2978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.948444][ T2978]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  170.948447][ T2978]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  170.948449][ T2978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  170.948451][ T2978]  ? 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)
[  170.948454][ T2978]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  170.948456][ T2978]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  170.948459][ T2978]  vprintk_emit (kernel/printk/printk.c:2479)
[  170.948462][ T2978]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  170.948467][ T2978]  _printk (kernel/printk/printk.c:2504)
[  170.948471][ T2978]  ? snapshot_read.cold (user.c:?)
[  170.948474][ T2978]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  170.948477][ T2978]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  170.948481][ T2978]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  170.948483][ T2978]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  170.948486][ T2978]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  170.948490][ T2978]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  170.948493][ T2978]  ? netdev_notice (net/core/dev.c:13194)
[  170.948495][ T2978]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  170.948504][ T2978]  ? 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)
[  170.948506][ T2978]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  170.948510][ T2978]  netif_set_promiscuity (net/core/dev.c:9699)
[  170.948514][ T2978]  dev_set_promiscuity (net/core/dev_api.c:288)
[  170.948515][ T2978]  ? dev_disable_lro (net/core/dev_api.c:267)
[  170.948518][ T2978] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  170.948523][ T2978] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  170.948528][ T2978] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  170.948532][ T2978]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  170.948537][ T2978] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  170.948542][ T2978]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  170.948546][ T2978]  ? __nla_validate_parse (lib/nlattr.c:635)
[  170.948552][ T2978]  ? __nla_parse (lib/nlattr.c:732)
[  170.948554][ T2978]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  170.948559][ T2978]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  170.948563][ T2978]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  170.948571][ T2978]  ? security_capable (security/security.c:660 (discriminator 11))
[  170.948579][ T2978]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  170.948583][ T2978]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  170.948585][ T2978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  170.948587][ T2978]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  170.948592][ T2978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.948597][ T2978]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  170.948600][ T2978]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  170.948603][ T2978]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  170.948606][ T2978]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  170.948613][ T2978]  ? 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))
[  170.948615][ T2978]  ? 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))
[  170.948619][ T2978]  genl_rcv (net/netlink/genetlink.c:1218)
[  170.948621][ T2978]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  170.948625][ T2978]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  170.948629][ T2978]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  170.948633][ T2978]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  170.948637][ T2978]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  170.948638][ T2978]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  170.948642][ T2978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  170.948646][ T2978]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  170.948649][ T2978]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  170.948653][ T2978]  __sys_sendto (net/socket.c:2281)
[  170.948657][ T2978]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  170.948667][ T2978]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  170.948674][ T2978]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  170.948676][ T2978]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  170.948680][ T2978]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  170.948681][ T2978]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  170.948684][ T2978]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  170.948686][ T2978]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  170.948688][ T2978]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  170.948691][ T2978] RIP: 0033:0x7fbc02dde312
[  170.948694][ T2978] 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)
[  170.948696][ T2978] RSP: 002b:00007ffd20b14588 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  170.948699][ T2978] RAX: ffffffffffffffda RBX: 00007ffd20b146b8 RCX: 00007fbc02dde312
[  170.948700][ T2978] RDX: 0000000000000030 RSI: 00007fbc0023bdf0 RDI: 0000000000000023
[  170.948701][ T2978] RBP: 00007ffd20b145b0 R08: 00007ffd20b14730 R09: 000000000000000c
[  170.948702][ T2978] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbc00c3e2e0
[  170.948703][ T2978] R13: 00007ffd20b146b8 R14: 00007fbc026fd01a R15: 00007ffd20b14aa8
| [  177.794367][ T3102] softirqs last disabled at (19588): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  177.794369][ T3102] Preemption disabled at:
| [  177.794370][ T3102] vprintk_emit (kernel/printk/printk.c:2471)
| [  177.794378][ T3102] Tainted: [W]=WARN
[  177.794379][ T3102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  177.794381][ T3102] Call Trace:
[  177.794383][ T3102]  <TASK>
[  177.794384][ T3102]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  177.794390][ T3102]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  177.794392][ T3102]  __might_resched.cold (kernel/sched/core.c:9234)
[  177.794396][ T3102]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  177.794400][ T3102]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  177.794404][ T3102]  __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))
[  177.794406][ T3102]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  177.794412][ T3102]  ? 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)
[  177.794415][ T3102]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  177.794419][ T3102]  put_chars (drivers/char/virtio_console.c:1176)
[  177.794420][ T3102]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  177.794423][ T3102]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  177.794425][ T3102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  177.794428][ T3102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  177.794431][ T3102]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  177.794435][ T3102]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  177.794439][ T3102]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  177.794441][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794443][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794447][ T3102]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  177.794449][ T3102]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  177.794453][ T3102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.794455][ T3102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.794459][ T3102]  console_emit_next_record (kernel/printk/printk.c:3183)
[  177.794463][ T3102]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  177.794464][ T3102]  ? 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))
[  177.794468][ T3102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.794469][ T3102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  177.794473][ T3102]  console_flush_one_record (kernel/printk/printk.c:3268)
[  177.794477][ T3102]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  177.794479][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794484][ T3102]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  177.794487][ T3102]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  177.794489][ T3102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.794491][ T3102]  ? 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)
[  177.794494][ T3102]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  177.794496][ T3102]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  177.794499][ T3102]  vprintk_emit (kernel/printk/printk.c:2479)
[  177.794502][ T3102]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  177.794504][ T3102]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  177.794507][ T3102]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  177.794516][ T3102]  _printk (kernel/printk/printk.c:2504)
[  177.794519][ T3102]  ? snapshot_read.cold (user.c:?)
[  177.794523][ T3102]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  177.794527][ T3102]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  177.794531][ T3102]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  177.794534][ T3102]  ? netdev_notice (net/core/dev.c:13194)
[  177.794535][ T3102]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  177.794540][ T3102]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  177.794545][ T3102]  ? 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)
[  177.794547][ T3102]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  177.794551][ T3102]  netif_set_promiscuity (net/core/dev.c:9699)
[  177.794554][ T3102]  dev_set_promiscuity (net/core/dev_api.c:288)
[  177.794556][ T3102]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  177.794559][ T3102] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  177.794566][ T3102] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  177.794570][ T3102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.794572][ T3102]  notifier_call_chain (kernel/notifier.c:85)
[  177.794580][ T3102]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  177.794584][ T3102]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  177.794592][ T3102]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  177.794593][ T3102]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  177.794595][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794597][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794599][ T3102]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  177.794620][ T3102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  177.794622][ T3102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  177.794625][ T3102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  177.794627][ T3102]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  177.794629][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794633][ T3102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  177.794635][ T3102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  177.794637][ T3102]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  177.794639][ T3102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  177.794643][ T3102]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  177.794645][ T3102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  177.794648][ T3102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  177.794649][ T3102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  177.794654][ T3102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  177.794656][ T3102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  177.794659][ T3102]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  177.794662][ T3102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  177.794665][ T3102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  177.794671][ T3102]  ? 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))
[  177.794673][ T3102]  ? 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))
[  177.794677][ T3102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  177.794681][ T3102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  177.794684][ T3102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  177.794688][ T3102]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  177.794692][ T3102]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  177.794695][ T3102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  177.794697][ T3102]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  177.794703][ T3102]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  177.794706][ T3102]  ____sys_sendmsg (net/socket.c:2713)
[  177.794709][ T3102]  ? copy_msghdr_from_user (net/socket.c:2650)
[  177.794711][ T3102]  ? sock_write_iter (net/socket.c:1269)
[  177.794713][ T3102]  ? move_addr_to_kernel (net/socket.c:258)
[  177.794720][ T3102]  ___sys_sendmsg (net/socket.c:2767)
[  177.794723][ T3102]  ? copy_msghdr_from_user (net/socket.c:2619)
[  177.794738][ T3102]  __sys_sendmsg (net/socket.c:2799)
[  177.794741][ T3102]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  177.794747][ T3102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  177.794750][ T3102]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  177.794754][ T3102]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  177.794757][ T3102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  177.794759][ T3102] RIP: 0033:0x7fd3877b754e
[  177.794762][ T3102] 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
[  177.794764][ T3102] RSP: 002b:00007ffefa800db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  177.794767][ T3102] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd3877b754e
[  177.794769][ T3102] RDX: 0000000000000000 RSI: 00007ffefa800e60 RDI: 0000000000000005
[  177.794770][ T3102] RBP: 00007ffefa800dc0 R08: 0000000000000000 R09: 0000000000000000
[  177.794770][ T3102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9169cf
[  177.794771][ T3102] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffefa801520
| [  180.699429][ T3160] softirqs last disabled at (389106): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  180.699432][ T3160] Preemption disabled at:
| [  180.699432][ T3160] vprintk_emit (kernel/printk/printk.c:2471)
| [  180.699441][ T3160] Tainted: [W]=WARN
[  180.699442][ T3160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  180.699443][ T3160] Call Trace:
[  180.699445][ T3160]  <TASK>
[  180.699446][ T3160]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  180.699452][ T3160]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  180.699454][ T3160]  __might_resched.cold (kernel/sched/core.c:9234)
[  180.699458][ T3160]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  180.699462][ T3160]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  180.699467][ T3160]  __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))
[  180.699468][ T3160]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.699475][ T3160]  ? 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)
[  180.699478][ T3160]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.699482][ T3160]  put_chars (drivers/char/virtio_console.c:1176)
[  180.699484][ T3160]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  180.699487][ T3160]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  180.699490][ T3160]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  180.699493][ T3160]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  180.699497][ T3160]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  180.699501][ T3160]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  180.699502][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.699504][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.699509][ T3160]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  180.699510][ T3160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  180.699515][ T3160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.699519][ T3160]  console_emit_next_record (kernel/printk/printk.c:3183)
[  180.699523][ T3160]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  180.699525][ T3160]  ? 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))
[  180.699528][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.699530][ T3160]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.699534][ T3160]  console_flush_one_record (kernel/printk/printk.c:3268)
[  180.699538][ T3160]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  180.699540][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.699545][ T3160]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  180.699548][ T3160]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  180.699550][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.699552][ T3160]  ? 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)
[  180.699556][ T3160]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  180.699557][ T3160]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  180.699560][ T3160]  vprintk_emit (kernel/printk/printk.c:2479)
[  180.699563][ T3160]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  180.699565][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  180.699567][ T3160]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  180.699572][ T3160]  _printk (kernel/printk/printk.c:2504)
[  180.699578][ T3160]  ? snapshot_read.cold (user.c:?)
[  180.699580][ T3160]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  180.699585][ T3160]  ? idr_get_free (??:?)
[  180.699590][ T3160]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  180.699599][ T3160]  ? nla_get_range_signed (lib/nlattr.c:270)
[  180.699605][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.699606][ T3160]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  180.699611][ T3160]  __nla_validate_parse (lib/nlattr.c:635)
[  180.699616][ T3160]  __nla_parse (lib/nlattr.c:732)
[  180.699618][ T3160]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  180.699623][ T3160]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  180.699626][ T3160]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  180.699634][ T3160]  ? security_capable (security/security.c:660 (discriminator 11))
[  180.699639][ T3160]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  180.699642][ T3160]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  180.699645][ T3160]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  180.699647][ T3160]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  180.699655][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.699661][ T3160]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  180.699664][ T3160]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.699666][ T3160]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  180.699669][ T3160]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  180.699676][ T3160]  ? 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))
[  180.699679][ T3160]  ? 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))
[  180.699682][ T3160]  genl_rcv (net/netlink/genetlink.c:1218)
[  180.699685][ T3160]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.699688][ T3160]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  180.699692][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  180.699696][ T3160]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.699700][ T3160]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  180.699701][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  180.699704][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  180.699709][ T3160]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  180.699712][ T3160]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  180.699716][ T3160]  __sys_sendto (net/socket.c:2281)
[  180.699719][ T3160]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  180.699729][ T3160]  ? fput_close_sync (fs/file_table.c:617)
[  180.699733][ T3160]  ? alloc_file_clone (fs/file_table.c:479)
[  180.699737][ T3160]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  180.699739][ T3160]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  180.699743][ T3160]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  180.699745][ T3160]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  180.699748][ T3160]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  180.699750][ T3160]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  180.699752][ T3160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.699754][ T3160] RIP: 0033:0x7f7bb8f47312
[  180.699758][ T3160] 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)
[  180.699760][ T3160] RSP: 002b:00007ffdad8e6178 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  180.699763][ T3160] RAX: ffffffffffffffda RBX: 00007ffdad8e62a8 RCX: 00007f7bb8f47312
[  180.699764][ T3160] RDX: 0000000000000044 RSI: 00007f7bb4b16e70 RDI: 0000000000000020
[  180.699765][ T3160] RBP: 00007ffdad8e61a0 R08: 00007ffdad8e6320 R09: 000000000000000c
[  180.699766][ T3160] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7bb6daa120
[  180.699767][ T3160] R13: 00007ffdad8e62a8 R14: 00007f7bb886601a R15: 00007ffdad8e6698
| [  181.975962][ T3212] softirqs last disabled at (387372): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  181.975964][ T3212] Preemption disabled at:
| [  181.975965][ T3212] vprintk_emit (kernel/printk/printk.c:2471)
| [  181.975974][ T3212] Tainted: [W]=WARN
[  181.975975][ T3212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  181.975977][ T3212] Call Trace:
[  181.975979][ T3212]  <TASK>
[  181.975980][ T3212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  181.975986][ T3212]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  181.975988][ T3212]  __might_resched.cold (kernel/sched/core.c:9234)
[  181.975992][ T3212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  181.975997][ T3212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  181.976001][ T3212]  __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))
[  181.976003][ T3212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  181.976010][ T3212]  ? 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)
[  181.976013][ T3212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  181.976016][ T3212]  put_chars (drivers/char/virtio_console.c:1176)
[  181.976019][ T3212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  181.976022][ T3212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  181.976025][ T3212]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  181.976029][ T3212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  181.976033][ T3212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  181.976035][ T3212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  181.976040][ T3212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  181.976044][ T3212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.976046][ T3212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.976050][ T3212]  console_emit_next_record (kernel/printk/printk.c:3183)
[  181.976054][ T3212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  181.976056][ T3212]  ? 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))
[  181.976059][ T3212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.976061][ T3212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  181.976065][ T3212]  console_flush_one_record (kernel/printk/printk.c:3268)
[  181.976069][ T3212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  181.976071][ T3212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  181.976077][ T3212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  181.976080][ T3212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  181.976082][ T3212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  181.976084][ T3212]  ? 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)
[  181.976088][ T3212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  181.976089][ T3212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  181.976092][ T3212]  vprintk_emit (kernel/printk/printk.c:2479)
[  181.976095][ T3212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  181.976101][ T3212]  _printk (kernel/printk/printk.c:2504)
[  181.976109][ T3212]  ? snapshot_read.cold (user.c:?)
[  181.976112][ T3212]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  181.976115][ T3212]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  181.976119][ T3212]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  181.976121][ T3212]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  181.976125][ T3212]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  181.976129][ T3212]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  181.976132][ T3212]  ? netdev_notice (net/core/dev.c:13194)
[  181.976134][ T3212]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  181.976143][ T3212]  ? 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)
[  181.976146][ T3212]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  181.976149][ T3212]  netif_set_promiscuity (net/core/dev.c:9699)
[  181.976153][ T3212]  dev_set_promiscuity (net/core/dev_api.c:288)
[  181.976155][ T3212]  ? dev_disable_lro (net/core/dev_api.c:267)
[  181.976157][ T3212] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  181.976162][ T3212] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  181.976167][ T3212] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  181.976172][ T3212]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  181.976176][ T3212] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  181.976182][ T3212]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  181.976185][ T3212]  ? __nla_validate_parse (lib/nlattr.c:635)
[  181.976192][ T3212]  ? __nla_parse (lib/nlattr.c:732)
[  181.976194][ T3212]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  181.976199][ T3212]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  181.976203][ T3212]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  181.976211][ T3212]  ? security_capable (security/security.c:660 (discriminator 11))
[  181.976215][ T3212]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  181.976219][ T3212]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  181.976222][ T3212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  181.976224][ T3212]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  181.976228][ T3212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  181.976233][ T3212]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  181.976237][ T3212]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  181.976239][ T3212]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  181.976242][ T3212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  181.976249][ T3212]  ? 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))
[  181.976251][ T3212]  ? 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))
[  181.976255][ T3212]  genl_rcv (net/netlink/genetlink.c:1218)
[  181.976258][ T3212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  181.976262][ T3212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  181.976263][ T3212]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  181.976268][ T3212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  181.976272][ T3212]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  181.976276][ T3212]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  181.976278][ T3212]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  181.976281][ T3212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  181.976286][ T3212]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  181.976289][ T3212]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  181.976293][ T3212]  __sys_sendto (net/socket.c:2281)
[  181.976296][ T3212]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  181.976307][ T3212]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  181.976312][ T3212]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  181.976315][ T3212]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  181.976318][ T3212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  181.976320][ T3212]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  181.976323][ T3212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  181.976325][ T3212]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  181.976327][ T3212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  181.976329][ T3212] RIP: 0033:0x7f1d1aca3312
[  181.976333][ T3212] 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)
[  181.976334][ T3212] RSP: 002b:00007fffe1828c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  181.976337][ T3212] RAX: ffffffffffffffda RBX: 00007fffe1828d78 RCX: 00007f1d1aca3312
[  181.976338][ T3212] RDX: 0000000000000030 RSI: 00007f1d1807e4b0 RDI: 0000000000000023
[  181.976339][ T3212] RBP: 00007fffe1828c70 R08: 00007fffe1828df0 R09: 000000000000000c
[  181.976340][ T3212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1d18b06200
[  181.976341][ T3212] R13: 00007fffe1828d78 R14: 00007f1d1a5c201a R15: 00007fffe1829168
| [  183.154333][ T3252] softirqs last disabled at (391520): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  183.154335][ T3252] Preemption disabled at:
| [  183.154336][ T3252] vprintk_emit (kernel/printk/printk.c:2471)
| [  183.154344][ T3252] Tainted: [W]=WARN
[  183.154345][ T3252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  183.154347][ T3252] Call Trace:
[  183.154348][ T3252]  <TASK>
[  183.154350][ T3252]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  183.154356][ T3252]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  183.154357][ T3252]  __might_resched.cold (kernel/sched/core.c:9234)
[  183.154362][ T3252]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  183.154366][ T3252]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  183.154371][ T3252]  __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))
[  183.154373][ T3252]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  183.154379][ T3252]  ? 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)
[  183.154382][ T3252]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  183.154386][ T3252]  put_chars (drivers/char/virtio_console.c:1176)
[  183.154388][ T3252]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  183.154392][ T3252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  183.154395][ T3252]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  183.154399][ T3252]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  183.154403][ T3252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  183.154405][ T3252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  183.154409][ T3252]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  183.154413][ T3252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  183.154415][ T3252]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  183.154419][ T3252]  console_emit_next_record (kernel/printk/printk.c:3183)
[  183.154423][ T3252]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  183.154425][ T3252]  ? 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))
[  183.154428][ T3252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  183.154430][ T3252]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  183.154434][ T3252]  console_flush_one_record (kernel/printk/printk.c:3268)
[  183.154438][ T3252]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  183.154440][ T3252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  183.154446][ T3252]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  183.154449][ T3252]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  183.154450][ T3252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  183.154452][ T3252]  ? 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)
[  183.154456][ T3252]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  183.154458][ T3252]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  183.154460][ T3252]  vprintk_emit (kernel/printk/printk.c:2479)
[  183.154464][ T3252]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  183.154469][ T3252]  _printk (kernel/printk/printk.c:2504)
[  183.154472][ T3252]  ? snapshot_read.cold (user.c:?)
[  183.154475][ T3252]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  183.154479][ T3252]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  183.154482][ T3252]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  183.154484][ T3252]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  183.154488][ T3252]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  183.154492][ T3252]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  183.154495][ T3252]  ? netdev_notice (net/core/dev.c:13194)
[  183.154497][ T3252]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  183.154506][ T3252]  ? 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)
[  183.154508][ T3252]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  183.154512][ T3252]  netif_set_promiscuity (net/core/dev.c:9699)
[  183.154515][ T3252]  dev_set_promiscuity (net/core/dev_api.c:288)
[  183.154517][ T3252]  ? dev_disable_lro (net/core/dev_api.c:267)
[  183.154520][ T3252] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  183.154525][ T3252] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  183.154530][ T3252] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  183.154534][ T3252]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  183.154538][ T3252] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  183.154544][ T3252]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  183.154547][ T3252]  ? __nla_validate_parse (lib/nlattr.c:635)
[  183.154553][ T3252]  ? __nla_parse (lib/nlattr.c:732)
[  183.154556][ T3252]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  183.154561][ T3252]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  183.154564][ T3252]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  183.154572][ T3252]  ? security_capable (security/security.c:660 (discriminator 11))
[  183.154580][ T3252]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  183.154584][ T3252]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  183.154586][ T3252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  183.154589][ T3252]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  183.154593][ T3252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  183.154598][ T3252]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  183.154602][ T3252]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  183.154604][ T3252]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  183.154607][ T3252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  183.154614][ T3252]  ? 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))
[  183.154616][ T3252]  ? 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))
[  183.154620][ T3252]  genl_rcv (net/netlink/genetlink.c:1218)
[  183.154622][ T3252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  183.154626][ T3252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  183.154630][ T3252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  183.154634][ T3252]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  183.154638][ T3252]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  183.154639][ T3252]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  183.154642][ T3252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  183.154647][ T3252]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  183.154650][ T3252]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  183.154654][ T3252]  __sys_sendto (net/socket.c:2281)
[  183.154657][ T3252]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  183.154668][ T3252]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  183.154675][ T3252]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  183.154677][ T3252]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  183.154681][ T3252]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  183.154682][ T3252]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  183.154685][ T3252]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  183.154687][ T3252]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  183.154689][ T3252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  183.154691][ T3252] RIP: 0033:0x7fccac8ae312
[  183.154695][ T3252] 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)
[  183.154697][ T3252] RSP: 002b:00007ffde4b7d378 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  183.154699][ T3252] RAX: ffffffffffffffda RBX: 00007ffde4b7d4a8 RCX: 00007fccac8ae312
[  183.154700][ T3252] RDX: 0000000000000030 RSI: 00007fcca84caeb0 RDI: 0000000000000023
[  183.154701][ T3252] RBP: 00007ffde4b7d3a0 R08: 00007ffde4b7d520 R09: 000000000000000c
[  183.154702][ T3252] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccaa70e2e0
[  183.154703][ T3252] R13: 00007ffde4b7d4a8 R14: 00007fccac1cd01a R15: 00007ffde4b7d898
| [  192.711492][ T3396] softirqs last disabled at (20670): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  192.711494][ T3396] Preemption disabled at:
| [  192.711495][ T3396] vprintk_emit (kernel/printk/printk.c:2471)
| [  192.711503][ T3396] Tainted: [W]=WARN
[  192.711504][ T3396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  192.711506][ T3396] Call Trace:
[  192.711507][ T3396]  <TASK>
[  192.711509][ T3396]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  192.711515][ T3396]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  192.711516][ T3396]  __might_resched.cold (kernel/sched/core.c:9234)
[  192.711520][ T3396]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  192.711524][ T3396]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  192.711529][ T3396]  __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))
[  192.711531][ T3396]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  192.711537][ T3396]  ? 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)
[  192.711540][ T3396]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  192.711544][ T3396]  put_chars (drivers/char/virtio_console.c:1176)
[  192.711545][ T3396]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  192.711548][ T3396]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  192.711551][ T3396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  192.711554][ T3396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  192.711556][ T3396]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  192.711560][ T3396]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  192.711564][ T3396]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  192.711566][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711568][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711572][ T3396]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  192.711574][ T3396]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  192.711580][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  192.711582][ T3396]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  192.711586][ T3396]  console_emit_next_record (kernel/printk/printk.c:3183)
[  192.711590][ T3396]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  192.711592][ T3396]  ? 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))
[  192.711595][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  192.711597][ T3396]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  192.711600][ T3396]  console_flush_one_record (kernel/printk/printk.c:3268)
[  192.711605][ T3396]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  192.711607][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711612][ T3396]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  192.711615][ T3396]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  192.711617][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  192.711618][ T3396]  ? 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)
[  192.711622][ T3396]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  192.711624][ T3396]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  192.711626][ T3396]  vprintk_emit (kernel/printk/printk.c:2479)
[  192.711629][ T3396]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  192.711632][ T3396]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  192.711635][ T3396]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  192.711644][ T3396]  _printk (kernel/printk/printk.c:2504)
[  192.711647][ T3396]  ? snapshot_read.cold (user.c:?)
[  192.711652][ T3396]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  192.711655][ T3396]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  192.711659][ T3396]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  192.711662][ T3396]  ? netdev_notice (net/core/dev.c:13194)
[  192.711664][ T3396]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  192.711668][ T3396]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  192.711673][ T3396]  ? 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)
[  192.711675][ T3396]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  192.711679][ T3396]  netif_set_promiscuity (net/core/dev.c:9699)
[  192.711682][ T3396]  dev_set_promiscuity (net/core/dev_api.c:288)
[  192.711684][ T3396]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  192.711687][ T3396] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  192.711694][ T3396] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  192.711698][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  192.711700][ T3396]  notifier_call_chain (kernel/notifier.c:85)
[  192.711706][ T3396]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  192.711711][ T3396]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  192.711718][ T3396]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  192.711720][ T3396]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  192.711722][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711723][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711725][ T3396]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  192.711746][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  192.711748][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  192.711751][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  192.711753][ T3396]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  192.711755][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711760][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  192.711761][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  192.711763][ T3396]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  192.711765][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  192.711769][ T3396]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  192.711771][ T3396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  192.711774][ T3396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  192.711775][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  192.711780][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  192.711782][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  192.711785][ T3396]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  192.711788][ T3396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  192.711791][ T3396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  192.711797][ T3396]  ? 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))
[  192.711799][ T3396]  ? 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))
[  192.711803][ T3396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  192.711807][ T3396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  192.711810][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  192.711814][ T3396]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  192.711818][ T3396]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  192.711821][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  192.711823][ T3396]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  192.711828][ T3396]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  192.711832][ T3396]  ____sys_sendmsg (net/socket.c:2713)
[  192.711835][ T3396]  ? copy_msghdr_from_user (net/socket.c:2650)
[  192.711837][ T3396]  ? sock_write_iter (net/socket.c:1269)
[  192.711838][ T3396]  ? move_addr_to_kernel (net/socket.c:258)
[  192.711846][ T3396]  ___sys_sendmsg (net/socket.c:2767)
[  192.711848][ T3396]  ? copy_msghdr_from_user (net/socket.c:2619)
[  192.711864][ T3396]  __sys_sendmsg (net/socket.c:2799)
[  192.711866][ T3396]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  192.711872][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  192.711876][ T3396]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  192.711879][ T3396]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  192.711882][ T3396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  192.711884][ T3396] RIP: 0033:0x7f81e551d54e
[  192.711888][ T3396] 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
[  192.711890][ T3396] RSP: 002b:00007ffea4f0c7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  192.711892][ T3396] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f81e551d54e
[  192.711894][ T3396] RDX: 0000000000000000 RSI: 00007ffea4f0c890 RDI: 0000000000000005
[  192.711895][ T3396] RBP: 00007ffea4f0c7f0 R08: 0000000000000000 R09: 0000000000000000
[  192.711895][ T3396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9169de
[  192.711897][ T3396] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea4f0cf50
| [  195.625466][ T3453] softirqs last disabled at (389414): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  195.625468][ T3453] Preemption disabled at:
| [  195.625468][ T3453] vprintk_emit (kernel/printk/printk.c:2471)
| [  195.625477][ T3453] Tainted: [W]=WARN
[  195.625478][ T3453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  195.625480][ T3453] Call Trace:
[  195.625481][ T3453]  <TASK>
[  195.625483][ T3453]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  195.625488][ T3453]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  195.625490][ T3453]  __might_resched.cold (kernel/sched/core.c:9234)
[  195.625495][ T3453]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  195.625499][ T3453]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  195.625503][ T3453]  __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))
[  195.625505][ T3453]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  195.625511][ T3453]  ? 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)
[  195.625514][ T3453]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  195.625518][ T3453]  put_chars (drivers/char/virtio_console.c:1176)
[  195.625520][ T3453]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  195.625523][ T3453]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  195.625526][ T3453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  195.625529][ T3453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  195.625533][ T3453]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  195.625537][ T3453]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  195.625539][ T3453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.625540][ T3453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.625545][ T3453]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  195.625546][ T3453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  195.625551][ T3453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  195.625555][ T3453]  console_emit_next_record (kernel/printk/printk.c:3183)
[  195.625559][ T3453]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  195.625561][ T3453]  ? 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))
[  195.625564][ T3453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.625566][ T3453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  195.625570][ T3453]  console_flush_one_record (kernel/printk/printk.c:3268)
[  195.625574][ T3453]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  195.625580][ T3453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.625585][ T3453]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  195.625588][ T3453]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  195.625590][ T3453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.625591][ T3453]  ? 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)
[  195.625595][ T3453]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  195.625597][ T3453]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  195.625600][ T3453]  vprintk_emit (kernel/printk/printk.c:2479)
[  195.625603][ T3453]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  195.625605][ T3453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  195.625607][ T3453]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  195.625611][ T3453]  _printk (kernel/printk/printk.c:2504)
[  195.625615][ T3453]  ? snapshot_read.cold (user.c:?)
[  195.625617][ T3453]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  195.625623][ T3453]  ? idr_get_free (??:?)
[  195.625628][ T3453]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  195.625636][ T3453]  ? nla_get_range_signed (lib/nlattr.c:270)
[  195.625642][ T3453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  195.625644][ T3453]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  195.625648][ T3453]  __nla_validate_parse (lib/nlattr.c:635)
[  195.625653][ T3453]  __nla_parse (lib/nlattr.c:732)
[  195.625656][ T3453]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  195.625661][ T3453]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  195.625664][ T3453]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  195.625672][ T3453]  ? security_capable (security/security.c:660 (discriminator 11))
[  195.625677][ T3453]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  195.625681][ T3453]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  195.625683][ T3453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  195.625685][ T3453]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  195.625693][ T3453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.625699][ T3453]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  195.625702][ T3453]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  195.625704][ T3453]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  195.625708][ T3453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  195.625714][ T3453]  ? 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))
[  195.625716][ T3453]  ? 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))
[  195.625720][ T3453]  genl_rcv (net/netlink/genetlink.c:1218)
[  195.625723][ T3453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  195.625727][ T3453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  195.625730][ T3453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  195.625734][ T3453]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  195.625738][ T3453]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  195.625740][ T3453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  195.625743][ T3453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  195.625747][ T3453]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  195.625750][ T3453]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  195.625754][ T3453]  __sys_sendto (net/socket.c:2281)
[  195.625757][ T3453]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  195.625768][ T3453]  ? fput_close_sync (fs/file_table.c:617)
[  195.625771][ T3453]  ? alloc_file_clone (fs/file_table.c:479)
[  195.625775][ T3453]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  195.625777][ T3453]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  195.625781][ T3453]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  195.625783][ T3453]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  195.625786][ T3453]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  195.625788][ T3453]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  195.625790][ T3453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  195.625793][ T3453] RIP: 0033:0x7f1d24217312
[  195.625796][ T3453] 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)
[  195.625798][ T3453] RSP: 002b:00007ffc02d82ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  195.625801][ T3453] RAX: ffffffffffffffda RBX: 00007ffc02d82c08 RCX: 00007f1d24217312
[  195.625802][ T3453] RDX: 0000000000000044 RSI: 00007f1d205e6ec0 RDI: 0000000000000020
[  195.625803][ T3453] RBP: 00007ffc02d82b00 R08: 00007ffc02d82c80 R09: 000000000000000c
[  195.625804][ T3453] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1d2207a0b0
[  195.625805][ T3453] R13: 00007ffc02d82c08 R14: 00007f1d23b3601a R15: 00007ffc02d82ff8
| [  196.936763][ T3507] softirqs last disabled at (392144): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  196.936765][ T3507] Preemption disabled at:
| [  196.936766][ T3507] vprintk_emit (kernel/printk/printk.c:2471)
| [  196.936774][ T3507] Tainted: [W]=WARN
[  196.936775][ T3507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  196.936777][ T3507] Call Trace:
[  196.936779][ T3507]  <TASK>
[  196.936780][ T3507]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  196.936786][ T3507]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  196.936788][ T3507]  __might_resched.cold (kernel/sched/core.c:9234)
[  196.936792][ T3507]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  196.936797][ T3507]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  196.936801][ T3507]  __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))
[  196.936803][ T3507]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  196.936809][ T3507]  ? 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)
[  196.936812][ T3507]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  196.936816][ T3507]  put_chars (drivers/char/virtio_console.c:1176)
[  196.936818][ T3507]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  196.936821][ T3507]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  196.936824][ T3507]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  196.936829][ T3507]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  196.936833][ T3507]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  196.936835][ T3507]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  196.936839][ T3507]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  196.936843][ T3507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  196.936845][ T3507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  196.936849][ T3507]  console_emit_next_record (kernel/printk/printk.c:3183)
[  196.936853][ T3507]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  196.936855][ T3507]  ? 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))
[  196.936858][ T3507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  196.936860][ T3507]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  196.936865][ T3507]  console_flush_one_record (kernel/printk/printk.c:3268)
[  196.936869][ T3507]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  196.936871][ T3507]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  196.936877][ T3507]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  196.936879][ T3507]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  196.936881][ T3507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  196.936883][ T3507]  ? 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)
[  196.936887][ T3507]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  196.936889][ T3507]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  196.936891][ T3507]  vprintk_emit (kernel/printk/printk.c:2479)
[  196.936895][ T3507]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  196.936900][ T3507]  _printk (kernel/printk/printk.c:2504)
[  196.936904][ T3507]  ? snapshot_read.cold (user.c:?)
[  196.936907][ T3507]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  196.936910][ T3507]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  196.936913][ T3507]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  196.936915][ T3507]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  196.936919][ T3507]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  196.936923][ T3507]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  196.936926][ T3507]  ? netdev_notice (net/core/dev.c:13194)
[  196.936928][ T3507]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  196.936936][ T3507]  ? 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)
[  196.936939][ T3507]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  196.936942][ T3507]  netif_set_promiscuity (net/core/dev.c:9699)
[  196.936946][ T3507]  dev_set_promiscuity (net/core/dev_api.c:288)
[  196.936948][ T3507]  ? dev_disable_lro (net/core/dev_api.c:267)
[  196.936950][ T3507] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  196.936955][ T3507] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  196.936960][ T3507] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  196.936964][ T3507]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  196.936969][ T3507] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  196.936974][ T3507]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  196.936978][ T3507]  ? __nla_validate_parse (lib/nlattr.c:635)
[  196.936984][ T3507]  ? __nla_parse (lib/nlattr.c:732)
[  196.936986][ T3507]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  196.936991][ T3507]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  196.936995][ T3507]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  196.937003][ T3507]  ? security_capable (security/security.c:660 (discriminator 11))
[  196.937007][ T3507]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  196.937011][ T3507]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  196.937014][ T3507]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  196.937016][ T3507]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  196.937020][ T3507]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  196.937026][ T3507]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  196.937029][ T3507]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  196.937031][ T3507]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  196.937034][ T3507]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  196.937041][ T3507]  ? 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))
[  196.937044][ T3507]  ? 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))
[  196.937048][ T3507]  genl_rcv (net/netlink/genetlink.c:1218)
[  196.937050][ T3507]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  196.937054][ T3507]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  196.937057][ T3507]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  196.937061][ T3507]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  196.937065][ T3507]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  196.937067][ T3507]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  196.937070][ T3507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  196.937075][ T3507]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  196.937078][ T3507]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  196.937081][ T3507]  __sys_sendto (net/socket.c:2281)
[  196.937085][ T3507]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  196.937095][ T3507]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  196.937102][ T3507]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  196.937104][ T3507]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  196.937108][ T3507]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  196.937110][ T3507]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  196.937112][ T3507]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  196.937114][ T3507]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  196.937116][ T3507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  196.937119][ T3507] RIP: 0033:0x7fae8577b312
[  196.937122][ T3507] 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)
[  196.937124][ T3507] RSP: 002b:00007ffe6ea47c38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  196.937127][ T3507] RAX: ffffffffffffffda RBX: 00007ffe6ea47d68 RCX: 00007fae8577b312
[  196.937128][ T3507] RDX: 0000000000000030 RSI: 00007fae801ec570 RDI: 0000000000000023
[  196.937129][ T3507] RBP: 00007ffe6ea47c60 R08: 00007ffe6ea47de0 R09: 000000000000000c
[  196.937130][ T3507] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fae835de190
[  196.937131][ T3507] R13: 00007ffe6ea47d68 R14: 00007fae8509a01a R15: 00007ffe6ea48158
| [  198.125952][ T3547] softirqs last disabled at (375614): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  198.125954][ T3547] Preemption disabled at:
| [  198.125954][ T3547] vprintk_emit (kernel/printk/printk.c:2471)
| [  198.125962][ T3547] Tainted: [W]=WARN
[  198.125963][ T3547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  198.125965][ T3547] Call Trace:
[  198.125966][ T3547]  <TASK>
[  198.125968][ T3547]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  198.125974][ T3547]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  198.125976][ T3547]  __might_resched.cold (kernel/sched/core.c:9234)
[  198.125980][ T3547]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  198.125984][ T3547]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  198.125989][ T3547]  __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))
[  198.125991][ T3547]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  198.125997][ T3547]  ? 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)
[  198.126000][ T3547]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  198.126004][ T3547]  put_chars (drivers/char/virtio_console.c:1176)
[  198.126006][ T3547]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  198.126009][ T3547]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  198.126013][ T3547]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  198.126017][ T3547]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  198.126021][ T3547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  198.126023][ T3547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  198.126027][ T3547]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  198.126031][ T3547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  198.126033][ T3547]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  198.126037][ T3547]  console_emit_next_record (kernel/printk/printk.c:3183)
[  198.126042][ T3547]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  198.126043][ T3547]  ? 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))
[  198.126047][ T3547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  198.126048][ T3547]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  198.126053][ T3547]  console_flush_one_record (kernel/printk/printk.c:3268)
[  198.126057][ T3547]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  198.126059][ T3547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  198.126064][ T3547]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  198.126067][ T3547]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  198.126069][ T3547]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  198.126071][ T3547]  ? 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)
[  198.126075][ T3547]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  198.126076][ T3547]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  198.126079][ T3547]  vprintk_emit (kernel/printk/printk.c:2479)
[  198.126082][ T3547]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  198.126088][ T3547]  _printk (kernel/printk/printk.c:2504)
[  198.126091][ T3547]  ? snapshot_read.cold (user.c:?)
[  198.126094][ T3547]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  198.126097][ T3547]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  198.126101][ T3547]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  198.126103][ T3547]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  198.126107][ T3547]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  198.126111][ T3547]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  198.126114][ T3547]  ? netdev_notice (net/core/dev.c:13194)
[  198.126115][ T3547]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  198.126124][ T3547]  ? 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)
[  198.126127][ T3547]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  198.126130][ T3547]  netif_set_promiscuity (net/core/dev.c:9699)
[  198.126134][ T3547]  dev_set_promiscuity (net/core/dev_api.c:288)
[  198.126136][ T3547]  ? dev_disable_lro (net/core/dev_api.c:267)
[  198.126138][ T3547] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  198.126150][ T3547] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  198.126155][ T3547] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  198.126159][ T3547]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  198.126163][ T3547] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  198.126169][ T3547]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  198.126173][ T3547]  ? __nla_validate_parse (lib/nlattr.c:635)
[  198.126179][ T3547]  ? __nla_parse (lib/nlattr.c:732)
[  198.126182][ T3547]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  198.126187][ T3547]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  198.126190][ T3547]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  198.126199][ T3547]  ? security_capable (security/security.c:660 (discriminator 11))
[  198.126203][ T3547]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  198.126207][ T3547]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  198.126209][ T3547]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  198.126211][ T3547]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  198.126215][ T3547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  198.126221][ T3547]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  198.126224][ T3547]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  198.126226][ T3547]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  198.126230][ T3547]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  198.126237][ T3547]  ? 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))
[  198.126239][ T3547]  ? 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))
[  198.126243][ T3547]  genl_rcv (net/netlink/genetlink.c:1218)
[  198.126245][ T3547]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  198.126249][ T3547]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  198.126251][ T3547]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  198.126256][ T3547]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  198.126259][ T3547]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  198.126263][ T3547]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  198.126265][ T3547]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  198.126268][ T3547]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  198.126273][ T3547]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  198.126276][ T3547]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  198.126280][ T3547]  __sys_sendto (net/socket.c:2281)
[  198.126284][ T3547]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  198.126289][ T3547]  ? do_futex (kernel/futex/syscalls.c:133)
[  198.126292][ T3547]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  198.126299][ T3547]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[  198.126305][ T3547]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  198.126308][ T3547]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  198.126311][ T3547]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  198.126313][ T3547]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  198.126316][ T3547]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  198.126318][ T3547]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  198.126321][ T3547]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  198.126323][ T3547] RIP: 0033:0x7f883d27b312
[  198.126326][ T3547] 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)
[  198.126328][ T3547] RSP: 002b:00007ffd40bf0fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  198.126331][ T3547] RAX: ffffffffffffffda RBX: 00007ffd40bf10e8 RCX: 00007f883d27b312
[  198.126332][ T3547] RDX: 0000000000000030 RSI: 00007f8838e7e930 RDI: 0000000000000023
[  198.126333][ T3547] RBP: 00007ffd40bf0fe0 R08: 00007ffd40bf1160 R09: 000000000000000c
[  198.126334][ T3547] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f883b0de270
[  198.126335][ T3547] R13: 00007ffd40bf10e8 R14: 00007f883cb9a01a R15: 00007ffd40bf14d8
| [  210.746284][ T3803] softirqs last disabled at (32259): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  210.746286][ T3803] Preemption disabled at:
| [  210.746287][ T3803] vprintk_emit (kernel/printk/printk.c:2471)
| [  210.746295][ T3803] Tainted: [W]=WARN
[  210.746296][ T3803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  210.746298][ T3803] Call Trace:
[  210.746300][ T3803]  <TASK>
[  210.746301][ T3803]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  210.746307][ T3803]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  210.746309][ T3803]  __might_resched.cold (kernel/sched/core.c:9234)
[  210.746313][ T3803]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  210.746317][ T3803]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  210.746322][ T3803]  __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))
[  210.746324][ T3803]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.746330][ T3803]  ? 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)
[  210.746333][ T3803]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  210.746337][ T3803]  put_chars (drivers/char/virtio_console.c:1176)
[  210.746338][ T3803]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  210.746341][ T3803]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  210.746344][ T3803]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  210.746346][ T3803]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  210.746349][ T3803]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  210.746353][ T3803]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  210.746358][ T3803]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  210.746360][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746361][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746365][ T3803]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  210.746368][ T3803]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  210.746371][ T3803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.746373][ T3803]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.746377][ T3803]  console_emit_next_record (kernel/printk/printk.c:3183)
[  210.746381][ T3803]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  210.746383][ T3803]  ? 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))
[  210.746387][ T3803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.746388][ T3803]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  210.746392][ T3803]  console_flush_one_record (kernel/printk/printk.c:3268)
[  210.746397][ T3803]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  210.746399][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746404][ T3803]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  210.746407][ T3803]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  210.746409][ T3803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.746411][ T3803]  ? 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)
[  210.746414][ T3803]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  210.746416][ T3803]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  210.746419][ T3803]  vprintk_emit (kernel/printk/printk.c:2479)
[  210.746422][ T3803]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  210.746425][ T3803]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  210.746428][ T3803]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  210.746437][ T3803]  _printk (kernel/printk/printk.c:2504)
[  210.746440][ T3803]  ? snapshot_read.cold (user.c:?)
[  210.746444][ T3803]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  210.746448][ T3803]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  210.746452][ T3803]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  210.746455][ T3803]  ? netdev_notice (net/core/dev.c:13194)
[  210.746456][ T3803]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  210.746461][ T3803]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  210.746466][ T3803]  ? 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)
[  210.746468][ T3803]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  210.746472][ T3803]  netif_set_promiscuity (net/core/dev.c:9699)
[  210.746475][ T3803]  dev_set_promiscuity (net/core/dev_api.c:288)
[  210.746477][ T3803]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  210.746481][ T3803] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  210.746487][ T3803] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  210.746492][ T3803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.746494][ T3803]  notifier_call_chain (kernel/notifier.c:85)
[  210.746500][ T3803]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  210.746505][ T3803]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  210.746512][ T3803]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  210.746514][ T3803]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  210.746515][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746517][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746519][ T3803]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  210.746540][ T3803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.746542][ T3803]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.746545][ T3803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.746547][ T3803]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  210.746549][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746554][ T3803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.746556][ T3803]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.746557][ T3803]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  210.746559][ T3803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.746563][ T3803]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  210.746565][ T3803]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  210.746568][ T3803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.746570][ T3803]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  210.746574][ T3803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  210.746576][ T3803]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.746581][ T3803]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  210.746584][ T3803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  210.746587][ T3803]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  210.746594][ T3803]  ? 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))
[  210.746596][ T3803]  ? 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))
[  210.746600][ T3803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  210.746604][ T3803]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  210.746606][ T3803]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  210.746611][ T3803]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  210.746614][ T3803]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  210.746618][ T3803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  210.746620][ T3803]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  210.746626][ T3803]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  210.746630][ T3803]  ____sys_sendmsg (net/socket.c:2713)
[  210.746632][ T3803]  ? copy_msghdr_from_user (net/socket.c:2650)
[  210.746634][ T3803]  ? sock_write_iter (net/socket.c:1269)
[  210.746636][ T3803]  ? move_addr_to_kernel (net/socket.c:258)
[  210.746643][ T3803]  ___sys_sendmsg (net/socket.c:2767)
[  210.746646][ T3803]  ? copy_msghdr_from_user (net/socket.c:2619)
[  210.746661][ T3803]  __sys_sendmsg (net/socket.c:2799)
[  210.746664][ T3803]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  210.746670][ T3803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  210.746673][ T3803]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  210.746676][ T3803]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  210.746679][ T3803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  210.746681][ T3803] RIP: 0033:0x7f69979c254e
[  210.746685][ T3803] 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
[  210.746686][ T3803] RSP: 002b:00007ffc563bf520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  210.746689][ T3803] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f69979c254e
[  210.746690][ T3803] RDX: 0000000000000000 RSI: 00007ffc563bf5d0 RDI: 0000000000000005
[  210.746691][ T3803] RBP: 00007ffc563bf530 R08: 0000000000000000 R09: 0000000000000000
[  210.746692][ T3803] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9169f0
[  210.746693][ T3803] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc563bfc90
| [  213.685040][ T3860] softirqs last disabled at (384198): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  213.685042][ T3860] Preemption disabled at:
| [  213.685043][ T3860] vprintk_emit (kernel/printk/printk.c:2471)
| [  213.685051][ T3860] Tainted: [W]=WARN
[  213.685052][ T3860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  213.685054][ T3860] Call Trace:
[  213.685056][ T3860]  <TASK>
[  213.685057][ T3860]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  213.685063][ T3860]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  213.685065][ T3860]  __might_resched.cold (kernel/sched/core.c:9234)
[  213.685069][ T3860]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  213.685073][ T3860]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  213.685078][ T3860]  __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))
[  213.685079][ T3860]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  213.685086][ T3860]  ? 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)
[  213.685089][ T3860]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  213.685093][ T3860]  put_chars (drivers/char/virtio_console.c:1176)
[  213.685095][ T3860]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  213.685098][ T3860]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  213.685101][ T3860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  213.685103][ T3860]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  213.685108][ T3860]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  213.685111][ T3860]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  213.685113][ T3860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.685115][ T3860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.685120][ T3860]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  213.685121][ T3860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  213.685126][ T3860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  213.685130][ T3860]  console_emit_next_record (kernel/printk/printk.c:3183)
[  213.685134][ T3860]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  213.685136][ T3860]  ? 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))
[  213.685139][ T3860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.685141][ T3860]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  213.685145][ T3860]  console_flush_one_record (kernel/printk/printk.c:3268)
[  213.685149][ T3860]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  213.685151][ T3860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.685156][ T3860]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  213.685159][ T3860]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  213.685161][ T3860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.685163][ T3860]  ? 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)
[  213.685166][ T3860]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  213.685168][ T3860]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  213.685171][ T3860]  vprintk_emit (kernel/printk/printk.c:2479)
[  213.685174][ T3860]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  213.685181][ T3860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  213.685183][ T3860]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  213.685188][ T3860]  _printk (kernel/printk/printk.c:2504)
[  213.685191][ T3860]  ? snapshot_read.cold (user.c:?)
[  213.685193][ T3860]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  213.685198][ T3860]  ? idr_get_free (??:?)
[  213.685203][ T3860]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  213.685212][ T3860]  ? nla_get_range_signed (lib/nlattr.c:270)
[  213.685217][ T3860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  213.685219][ T3860]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  213.685224][ T3860]  __nla_validate_parse (lib/nlattr.c:635)
[  213.685229][ T3860]  __nla_parse (lib/nlattr.c:732)
[  213.685231][ T3860]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  213.685236][ T3860]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  213.685239][ T3860]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  213.685247][ T3860]  ? security_capable (security/security.c:660 (discriminator 11))
[  213.685251][ T3860]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  213.685255][ T3860]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  213.685258][ T3860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  213.685260][ T3860]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  213.685268][ T3860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.685273][ T3860]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  213.685277][ T3860]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  213.685279][ T3860]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  213.685282][ T3860]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  213.685289][ T3860]  ? 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))
[  213.685291][ T3860]  ? 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))
[  213.685295][ T3860]  genl_rcv (net/netlink/genetlink.c:1218)
[  213.685297][ T3860]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  213.685301][ T3860]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  213.685304][ T3860]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  213.685308][ T3860]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  213.685312][ T3860]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  213.685314][ T3860]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  213.685316][ T3860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  213.685321][ T3860]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  213.685324][ T3860]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  213.685328][ T3860]  __sys_sendto (net/socket.c:2281)
[  213.685331][ T3860]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  213.685341][ T3860]  ? fput_close_sync (fs/file_table.c:617)
[  213.685345][ T3860]  ? alloc_file_clone (fs/file_table.c:479)
[  213.685349][ T3860]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  213.685351][ T3860]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  213.685355][ T3860]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  213.685357][ T3860]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  213.685360][ T3860]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  213.685362][ T3860]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  213.685364][ T3860]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  213.685366][ T3860] RIP: 0033:0x7f856aceb312
[  213.685370][ T3860] 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)
[  213.685372][ T3860] RSP: 002b:00007ffd0f2fc668 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  213.685374][ T3860] RAX: ffffffffffffffda RBX: 00007ffd0f2fc798 RCX: 00007f856aceb312
[  213.685376][ T3860] RDX: 0000000000000048 RSI: 00007f85680c3000 RDI: 0000000000000020
[  213.685376][ T3860] RBP: 00007ffd0f2fc690 R08: 00007ffd0f2fc810 R09: 000000000000000c
[  213.685377][ T3860] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8568b4e120
[  213.685378][ T3860] R13: 00007ffd0f2fc798 R14: 00007f856a60a01a R15: 00007ffd0f2fcb88
| [  214.941394][ T3908] softirqs last disabled at (378618): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  214.941396][ T3908] Preemption disabled at:
| [  214.941397][ T3908] vprintk_emit (kernel/printk/printk.c:2471)
| [  214.941406][ T3908] Tainted: [W]=WARN
[  214.941407][ T3908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  214.941408][ T3908] Call Trace:
[  214.941410][ T3908]  <TASK>
[  214.941412][ T3908]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  214.941418][ T3908]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  214.941419][ T3908]  __might_resched.cold (kernel/sched/core.c:9234)
[  214.941424][ T3908]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  214.941428][ T3908]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  214.941433][ T3908]  __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))
[  214.941435][ T3908]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  214.941441][ T3908]  ? 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)
[  214.941444][ T3908]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  214.941447][ T3908]  put_chars (drivers/char/virtio_console.c:1176)
[  214.941450][ T3908]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  214.941453][ T3908]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  214.941456][ T3908]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  214.941460][ T3908]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  214.941465][ T3908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.941466][ T3908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.941471][ T3908]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  214.941474][ T3908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.941477][ T3908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  214.941481][ T3908]  console_emit_next_record (kernel/printk/printk.c:3183)
[  214.941485][ T3908]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  214.941487][ T3908]  ? 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))
[  214.941490][ T3908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.941492][ T3908]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  214.941496][ T3908]  console_flush_one_record (kernel/printk/printk.c:3268)
[  214.941500][ T3908]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  214.941502][ T3908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.941507][ T3908]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  214.941510][ T3908]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  214.941512][ T3908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  214.941514][ T3908]  ? 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)
[  214.941518][ T3908]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  214.941520][ T3908]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  214.941522][ T3908]  vprintk_emit (kernel/printk/printk.c:2479)
[  214.941526][ T3908]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  214.941531][ T3908]  _printk (kernel/printk/printk.c:2504)
[  214.941534][ T3908]  ? snapshot_read.cold (user.c:?)
[  214.941537][ T3908]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  214.941540][ T3908]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  214.941544][ T3908]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  214.941546][ T3908]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  214.941550][ T3908]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  214.941554][ T3908]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  214.941557][ T3908]  ? netdev_notice (net/core/dev.c:13194)
[  214.941559][ T3908]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  214.941568][ T3908]  ? 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)
[  214.941570][ T3908]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  214.941573][ T3908]  netif_set_promiscuity (net/core/dev.c:9699)
[  214.941581][ T3908]  dev_set_promiscuity (net/core/dev_api.c:288)
[  214.941583][ T3908]  ? dev_disable_lro (net/core/dev_api.c:267)
[  214.941585][ T3908] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  214.941590][ T3908] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  214.941595][ T3908] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  214.941599][ T3908]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  214.941604][ T3908] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  214.941610][ T3908]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  214.941614][ T3908]  ? __nla_validate_parse (lib/nlattr.c:635)
[  214.941620][ T3908]  ? __nla_parse (lib/nlattr.c:732)
[  214.941622][ T3908]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  214.941627][ T3908]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  214.941630][ T3908]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  214.941639][ T3908]  ? security_capable (security/security.c:660 (discriminator 11))
[  214.941643][ T3908]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  214.941647][ T3908]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  214.941649][ T3908]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  214.941651][ T3908]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  214.941656][ T3908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.941661][ T3908]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  214.941665][ T3908]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  214.941667][ T3908]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  214.941670][ T3908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  214.941677][ T3908]  ? 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))
[  214.941680][ T3908]  ? 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))
[  214.941684][ T3908]  genl_rcv (net/netlink/genetlink.c:1218)
[  214.941686][ T3908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  214.941690][ T3908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  214.941694][ T3908]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  214.941697][ T3908]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  214.941701][ T3908]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  214.941703][ T3908]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  214.941706][ T3908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  214.941711][ T3908]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  214.941714][ T3908]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  214.941718][ T3908]  __sys_sendto (net/socket.c:2281)
[  214.941722][ T3908]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  214.941732][ T3908]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  214.941739][ T3908]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  214.941741][ T3908]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  214.941745][ T3908]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  214.941747][ T3908]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  214.941750][ T3908]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  214.941752][ T3908]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  214.941754][ T3908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  214.941756][ T3908] RIP: 0033:0x7f858b58a312
[  214.941760][ T3908] 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)
[  214.941762][ T3908] RSP: 002b:00007fffde46e748 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  214.941764][ T3908] RAX: ffffffffffffffda RBX: 00007fffde46e878 RCX: 00007f858b58a312
[  214.941766][ T3908] RDX: 0000000000000030 RSI: 00007f85881a91b0 RDI: 0000000000000023
[  214.941767][ T3908] RBP: 00007fffde46e770 R08: 00007fffde46e8f0 R09: 000000000000000c
[  214.941767][ T3908] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f85893ea200
[  214.941768][ T3908] R13: 00007fffde46e878 R14: 00007f858aea901a R15: 00007fffde46ec68
| [  216.145343][ T3946] softirqs last disabled at (391460): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  216.145345][ T3946] Preemption disabled at:
| [  216.145345][ T3946] vprintk_emit (kernel/printk/printk.c:2471)
| [  216.145354][ T3946] Tainted: [W]=WARN
[  216.145355][ T3946] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  216.145356][ T3946] Call Trace:
[  216.145358][ T3946]  <TASK>
[  216.145360][ T3946]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  216.145365][ T3946]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  216.145367][ T3946]  __might_resched.cold (kernel/sched/core.c:9234)
[  216.145372][ T3946]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  216.145376][ T3946]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  216.145381][ T3946]  __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))
[  216.145383][ T3946]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  216.145389][ T3946]  ? 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)
[  216.145392][ T3946]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  216.145396][ T3946]  put_chars (drivers/char/virtio_console.c:1176)
[  216.145398][ T3946]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  216.145402][ T3946]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  216.145405][ T3946]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  216.145409][ T3946]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  216.145413][ T3946]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  216.145415][ T3946]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  216.145420][ T3946]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  216.145424][ T3946]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.145426][ T3946]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.145430][ T3946]  console_emit_next_record (kernel/printk/printk.c:3183)
[  216.145434][ T3946]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  216.145436][ T3946]  ? 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))
[  216.145439][ T3946]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.145441][ T3946]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  216.145446][ T3946]  console_flush_one_record (kernel/printk/printk.c:3268)
[  216.145450][ T3946]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  216.145452][ T3946]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  216.145458][ T3946]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  216.145460][ T3946]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  216.145462][ T3946]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  216.145464][ T3946]  ? 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)
[  216.145468][ T3946]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  216.145470][ T3946]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  216.145472][ T3946]  vprintk_emit (kernel/printk/printk.c:2479)
[  216.145476][ T3946]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  216.145481][ T3946]  _printk (kernel/printk/printk.c:2504)
[  216.145485][ T3946]  ? snapshot_read.cold (user.c:?)
[  216.145488][ T3946]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  216.145491][ T3946]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  216.145495][ T3946]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  216.145497][ T3946]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  216.145501][ T3946]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  216.145505][ T3946]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  216.145508][ T3946]  ? netdev_notice (net/core/dev.c:13194)
[  216.145510][ T3946]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  216.145519][ T3946]  ? 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)
[  216.145521][ T3946]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  216.145525][ T3946]  netif_set_promiscuity (net/core/dev.c:9699)
[  216.145529][ T3946]  dev_set_promiscuity (net/core/dev_api.c:288)
[  216.145531][ T3946]  ? dev_disable_lro (net/core/dev_api.c:267)
[  216.145533][ T3946] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  216.145538][ T3946] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  216.145543][ T3946] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  216.145548][ T3946]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  216.145552][ T3946] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  216.145558][ T3946]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  216.145562][ T3946]  ? __nla_validate_parse (lib/nlattr.c:635)
[  216.145568][ T3946]  ? __nla_parse (lib/nlattr.c:732)
[  216.145570][ T3946]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  216.145578][ T3946]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  216.145582][ T3946]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  216.145591][ T3946]  ? security_capable (security/security.c:660 (discriminator 11))
[  216.145595][ T3946]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  216.145599][ T3946]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  216.145601][ T3946]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  216.145603][ T3946]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  216.145608][ T3946]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  216.145613][ T3946]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  216.145617][ T3946]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  216.145619][ T3946]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  216.145622][ T3946]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  216.145630][ T3946]  ? 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))
[  216.145632][ T3946]  ? 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))
[  216.145636][ T3946]  genl_rcv (net/netlink/genetlink.c:1218)
[  216.145638][ T3946]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  216.145642][ T3946]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  216.145646][ T3946]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  216.145650][ T3946]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  216.145654][ T3946]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  216.145656][ T3946]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  216.145659][ T3946]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  216.145664][ T3946]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  216.145667][ T3946]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  216.145671][ T3946]  __sys_sendto (net/socket.c:2281)
[  216.145674][ T3946]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  216.145685][ T3946]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  216.145692][ T3946]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  216.145694][ T3946]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  216.145698][ T3946]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  216.145700][ T3946]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  216.145702][ T3946]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  216.145704][ T3946]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  216.145707][ T3946]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  216.145709][ T3946] RIP: 0033:0x7f3d983e5312
[  216.145712][ T3946] 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)
[  216.145714][ T3946] RSP: 002b:00007ffd914bc9b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  216.145717][ T3946] RAX: ffffffffffffffda RBX: 00007ffd914bcae8 RCX: 00007f3d983e5312
[  216.145718][ T3946] RDX: 0000000000000030 RSI: 00007f3d87fb83b0 RDI: 0000000000000023
[  216.145719][ T3946] RBP: 00007ffd914bc9e0 R08: 00007ffd914bcb60 R09: 000000000000000c
[  216.145720][ T3946] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3d9623e2e0
[  216.145721][ T3946] R13: 00007ffd914bcae8 R14: 00007f3d97d0401a R15: 00007ffd914bced8
| [  219.996744][ T4035] softirqs last disabled at (396847): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  219.996747][ T4035] Preemption disabled at:
| [  219.996747][ T4035] vprintk_emit (kernel/printk/printk.c:2471)
| [  219.996756][ T4035] Tainted: [W]=WARN
[  219.996757][ T4035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  219.996758][ T4035] Call Trace:
[  219.996760][ T4035]  <TASK>
[  219.996762][ T4035]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  219.996768][ T4035]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  219.996769][ T4035]  __might_resched.cold (kernel/sched/core.c:9234)
[  219.996774][ T4035]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  219.996777][ T4035]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  219.996782][ T4035]  __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))
[  219.996783][ T4035]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  219.996790][ T4035]  ? 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)
[  219.996793][ T4035]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  219.996797][ T4035]  put_chars (drivers/char/virtio_console.c:1176)
[  219.996799][ T4035]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  219.996800][ T4035]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  219.996804][ T4035]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  219.996809][ T4035]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  219.996817][ T4035]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  219.996819][ T4035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  219.996821][ T4035]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  219.996825][ T4035]  console_emit_next_record (kernel/printk/printk.c:3183)
[  219.996829][ T4035]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  219.996831][ T4035]  ? 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))
[  219.996834][ T4035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  219.996836][ T4035]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  219.996840][ T4035]  console_flush_one_record (kernel/printk/printk.c:3268)
[  219.996844][ T4035]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  219.996846][ T4035]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  219.996851][ T4035]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  219.996854][ T4035]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  219.996856][ T4035]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  219.996858][ T4035]  ? 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)
[  219.996862][ T4035]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  219.996863][ T4035]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  219.996866][ T4035]  vprintk_emit (kernel/printk/printk.c:2479)
[  219.996869][ T4035]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  219.996871][ T4035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  219.996876][ T4035]  _printk (kernel/printk/printk.c:2504)
[  219.996880][ T4035]  ? snapshot_read.cold (user.c:?)
[  219.996881][ T4035]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  219.996887][ T4035]  ? idr_get_free (??:?)
[  219.996890][ T4035]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  219.996899][ T4035] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  219.996907][ T4035]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  219.996911][ T4035]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  219.996914][ T4035]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  219.996916][ T4035]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  219.996918][ T4035]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  219.996921][ T4035]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  219.996923][ T4035]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  219.996924][ T4035]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  219.996928][ T4035]  ? __sys_sendto (net/socket.c:2281)
[  219.996930][ T4035]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  219.996949][ T4035]  ? __nla_parse (lib/nlattr.c:732)
[  219.996953][ T4035]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  219.996958][ T4035]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  219.996961][ T4035]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  219.996969][ T4035]  ? security_capable (security/security.c:660 (discriminator 11))
[  219.996973][ T4035]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  219.996977][ T4035]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  219.996979][ T4035]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  219.996982][ T4035]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  219.996987][ T4035]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  219.996992][ T4035]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  219.996995][ T4035]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  219.996997][ T4035]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  219.997001][ T4035]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  219.997007][ T4035]  ? 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))
[  219.997009][ T4035]  ? 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))
[  219.997014][ T4035]  genl_rcv (net/netlink/genetlink.c:1218)
[  219.997016][ T4035]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  219.997020][ T4035]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  219.997023][ T4035]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  219.997027][ T4035]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  219.997031][ T4035]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  219.997032][ T4035]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  219.997035][ T4035]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  219.997040][ T4035]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  219.997042][ T4035]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  219.997046][ T4035]  __sys_sendto (net/socket.c:2281)
[  219.997048][ T4035]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  219.997059][ T4035]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  219.997064][ T4035]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  219.997066][ T4035]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  219.997070][ T4035]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  219.997071][ T4035]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  219.997074][ T4035]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  219.997076][ T4035]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  219.997078][ T4035]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  219.997080][ T4035] RIP: 0033:0x7f13ef4a9312
[  219.997084][ T4035] 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)
[  219.997086][ T4035] RSP: 002b:00007ffea93ad498 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  219.997089][ T4035] RAX: ffffffffffffffda RBX: 00007ffea93ad5c8 RCX: 00007f13ef4a9312
[  219.997090][ T4035] RDX: 00000000000000b0 RSI: 00007f13ed17b930 RDI: 0000000000000026
[  219.997091][ T4035] RBP: 00007ffea93ad4c0 R08: 00007ffea93ad640 R09: 000000000000000c
[  219.997092][ T4035] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f13ed302350
[  219.997093][ T4035] R13: 00007ffea93ad5c8 R14: 00007f13eedc801a R15: 00007ffea93ad9b8
| [  230.190520][ T4238] softirqs last disabled at (22102): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  230.190523][ T4238] Preemption disabled at:
| [  230.190523][ T4238] vprintk_emit (kernel/printk/printk.c:2471)
| [  230.190532][ T4238] Tainted: [W]=WARN
[  230.190533][ T4238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  230.190534][ T4238] Call Trace:
[  230.190536][ T4238]  <TASK>
[  230.190537][ T4238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  230.190543][ T4238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  230.190545][ T4238]  __might_resched.cold (kernel/sched/core.c:9234)
[  230.190549][ T4238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  230.190554][ T4238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  230.190558][ T4238]  __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))
[  230.190560][ T4238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  230.190567][ T4238]  ? 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)
[  230.190569][ T4238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  230.190573][ T4238]  put_chars (drivers/char/virtio_console.c:1176)
[  230.190575][ T4238]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  230.190579][ T4238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  230.190582][ T4238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  230.190585][ T4238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  230.190588][ T4238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  230.190592][ T4238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  230.190596][ T4238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  230.190598][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190599][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190603][ T4238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  230.190606][ T4238]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  230.190609][ T4238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  230.190611][ T4238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  230.190615][ T4238]  console_emit_next_record (kernel/printk/printk.c:3183)
[  230.190619][ T4238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  230.190621][ T4238]  ? 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))
[  230.190624][ T4238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  230.190626][ T4238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  230.190630][ T4238]  console_flush_one_record (kernel/printk/printk.c:3268)
[  230.190634][ T4238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  230.190636][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190641][ T4238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  230.190644][ T4238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  230.190646][ T4238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  230.190648][ T4238]  ? 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)
[  230.190652][ T4238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  230.190654][ T4238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  230.190656][ T4238]  vprintk_emit (kernel/printk/printk.c:2479)
[  230.190659][ T4238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  230.190662][ T4238]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  230.190665][ T4238]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  230.190674][ T4238]  _printk (kernel/printk/printk.c:2504)
[  230.190677][ T4238]  ? snapshot_read.cold (user.c:?)
[  230.190682][ T4238]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  230.190686][ T4238]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  230.190690][ T4238]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  230.190692][ T4238]  ? netdev_notice (net/core/dev.c:13194)
[  230.190694][ T4238]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  230.190698][ T4238]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  230.190704][ T4238]  ? 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)
[  230.190706][ T4238]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  230.190710][ T4238]  netif_set_promiscuity (net/core/dev.c:9699)
[  230.190714][ T4238]  dev_set_promiscuity (net/core/dev_api.c:288)
[  230.190716][ T4238]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  230.190719][ T4238] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  230.190726][ T4238] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  230.190731][ T4238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  230.190733][ T4238]  notifier_call_chain (kernel/notifier.c:85)
[  230.190738][ T4238]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  230.190743][ T4238]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  230.190750][ T4238]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  230.190752][ T4238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  230.190754][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190756][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190758][ T4238]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  230.190779][ T4238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  230.190781][ T4238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  230.190784][ T4238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  230.190786][ T4238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  230.190788][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190793][ T4238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  230.190795][ T4238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  230.190797][ T4238]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  230.190799][ T4238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  230.190802][ T4238]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  230.190804][ T4238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  230.190808][ T4238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  230.190809][ T4238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  230.190814][ T4238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  230.190816][ T4238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  230.190819][ T4238]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  230.190822][ T4238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  230.190825][ T4238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  230.190831][ T4238]  ? 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))
[  230.190834][ T4238]  ? 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))
[  230.190838][ T4238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  230.190842][ T4238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  230.190844][ T4238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  230.190849][ T4238]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  230.190853][ T4238]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  230.190856][ T4238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  230.190858][ T4238]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  230.190864][ T4238]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  230.190868][ T4238]  ____sys_sendmsg (net/socket.c:2713)
[  230.190870][ T4238]  ? copy_msghdr_from_user (net/socket.c:2650)
[  230.190872][ T4238]  ? sock_write_iter (net/socket.c:1269)
[  230.190874][ T4238]  ? move_addr_to_kernel (net/socket.c:258)
[  230.190881][ T4238]  ___sys_sendmsg (net/socket.c:2767)
[  230.190884][ T4238]  ? copy_msghdr_from_user (net/socket.c:2619)
[  230.190899][ T4238]  __sys_sendmsg (net/socket.c:2799)
[  230.190902][ T4238]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  230.190908][ T4238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  230.190911][ T4238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  230.190915][ T4238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  230.190918][ T4238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  230.190920][ T4238] RIP: 0033:0x7f4f57dd754e
[  230.190924][ T4238] 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
[  230.190926][ T4238] RSP: 002b:00007fff37cdf010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  230.190928][ T4238] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4f57dd754e
[  230.190930][ T4238] RDX: 0000000000000000 RSI: 00007fff37cdf0c0 RDI: 0000000000000005
[  230.190931][ T4238] RBP: 00007fff37cdf020 R08: 0000000000000000 R09: 0000000000000000
[  230.190932][ T4238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916a03
[  230.190932][ T4238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff37cdf780
| [  233.147929][ T4295] softirqs last disabled at (389010): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  233.147932][ T4295] Preemption disabled at:
| [  233.147933][ T4295] vprintk_emit (kernel/printk/printk.c:2471)
| [  233.147942][ T4295] Tainted: [W]=WARN
[  233.147943][ T4295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  233.147945][ T4295] Call Trace:
[  233.147946][ T4295]  <TASK>
[  233.147948][ T4295]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  233.147954][ T4295]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  233.147956][ T4295]  __might_resched.cold (kernel/sched/core.c:9234)
[  233.147960][ T4295]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  233.147964][ T4295]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  233.147969][ T4295]  __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))
[  233.147971][ T4295]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  233.147977][ T4295]  ? 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)
[  233.147980][ T4295]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  233.147984][ T4295]  put_chars (drivers/char/virtio_console.c:1176)
[  233.147987][ T4295]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  233.147989][ T4295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  233.147992][ T4295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  233.147995][ T4295]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  233.147999][ T4295]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  233.148003][ T4295]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  233.148005][ T4295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.148007][ T4295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.148011][ T4295]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  233.148013][ T4295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  233.148017][ T4295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  233.148022][ T4295]  console_emit_next_record (kernel/printk/printk.c:3183)
[  233.148026][ T4295]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  233.148028][ T4295]  ? 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))
[  233.148031][ T4295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.148033][ T4295]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  233.148037][ T4295]  console_flush_one_record (kernel/printk/printk.c:3268)
[  233.148041][ T4295]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  233.148043][ T4295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.148049][ T4295]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  233.148051][ T4295]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  233.148053][ T4295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.148055][ T4295]  ? 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)
[  233.148059][ T4295]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  233.148061][ T4295]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  233.148064][ T4295]  vprintk_emit (kernel/printk/printk.c:2479)
[  233.148067][ T4295]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  233.148069][ T4295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  233.148071][ T4295]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  233.148076][ T4295]  _printk (kernel/printk/printk.c:2504)
[  233.148079][ T4295]  ? snapshot_read.cold (user.c:?)
[  233.148081][ T4295]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  233.148087][ T4295]  ? idr_get_free (??:?)
[  233.148092][ T4295]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  233.148100][ T4295]  ? nla_get_range_signed (lib/nlattr.c:270)
[  233.148106][ T4295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  233.148108][ T4295]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  233.148112][ T4295]  __nla_validate_parse (lib/nlattr.c:635)
[  233.148117][ T4295]  __nla_parse (lib/nlattr.c:732)
[  233.148120][ T4295]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  233.148125][ T4295]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  233.148128][ T4295]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  233.148136][ T4295]  ? security_capable (security/security.c:660 (discriminator 11))
[  233.148141][ T4295]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  233.148145][ T4295]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  233.148147][ T4295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  233.148150][ T4295]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  233.148157][ T4295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.148163][ T4295]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  233.148166][ T4295]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  233.148168][ T4295]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  233.148172][ T4295]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  233.148179][ T4295]  ? 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))
[  233.148181][ T4295]  ? 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))
[  233.148185][ T4295]  genl_rcv (net/netlink/genetlink.c:1218)
[  233.148187][ T4295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  233.148192][ T4295]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  233.148196][ T4295]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  233.148199][ T4295]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  233.148203][ T4295]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  233.148205][ T4295]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  233.148208][ T4295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  233.148213][ T4295]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  233.148216][ T4295]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  233.148226][ T4295]  __sys_sendto (net/socket.c:2281)
[  233.148230][ T4295]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  233.148240][ T4295]  ? fput_close_sync (fs/file_table.c:617)
[  233.148244][ T4295]  ? alloc_file_clone (fs/file_table.c:479)
[  233.148248][ T4295]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  233.148250][ T4295]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  233.148254][ T4295]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  233.148257][ T4295]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  233.148260][ T4295]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  233.148262][ T4295]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  233.148264][ T4295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  233.148267][ T4295] RIP: 0033:0x7f0e1f893312
[  233.148270][ T4295] 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)
[  233.148272][ T4295] RSP: 002b:00007ffd80fbb278 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  233.148275][ T4295] RAX: ffffffffffffffda RBX: 00007ffd80fbb3a8 RCX: 00007f0e1f893312
[  233.148276][ T4295] RDX: 0000000000000044 RSI: 00007f0e1c462ec0 RDI: 0000000000000020
[  233.148277][ T4295] RBP: 00007ffd80fbb2a0 R08: 00007ffd80fbb420 R09: 000000000000000c
[  233.148278][ T4295] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0e1d6f6120
[  233.148279][ T4295] R13: 00007ffd80fbb3a8 R14: 00007f0e1f1b201a R15: 00007ffd80fbb798
| [  234.477155][ T4343] softirqs last disabled at (393608): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  234.477158][ T4343] Preemption disabled at:
| [  234.477158][ T4343] vprintk_emit (kernel/printk/printk.c:2471)
| [  234.477168][ T4343] Tainted: [W]=WARN
[  234.477169][ T4343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  234.477171][ T4343] Call Trace:
[  234.477173][ T4343]  <TASK>
[  234.477175][ T4343]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  234.477181][ T4343]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  234.477183][ T4343]  __might_resched.cold (kernel/sched/core.c:9234)
[  234.477188][ T4343]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  234.477193][ T4343]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  234.477198][ T4343]  __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))
[  234.477200][ T4343]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  234.477208][ T4343]  ? 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)
[  234.477211][ T4343]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  234.477215][ T4343]  put_chars (drivers/char/virtio_console.c:1176)
[  234.477218][ T4343]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  234.477227][ T4343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  234.477230][ T4343]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  234.477235][ T4343]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  234.477240][ T4343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.477242][ T4343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.477248][ T4343]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  234.477253][ T4343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.477256][ T4343]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  234.477262][ T4343]  console_emit_next_record (kernel/printk/printk.c:3183)
[  234.477267][ T4343]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  234.477270][ T4343]  ? 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))
[  234.477274][ T4343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.477276][ T4343]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  234.477281][ T4343]  console_flush_one_record (kernel/printk/printk.c:3268)
[  234.477286][ T4343]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  234.477288][ T4343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.477295][ T4343]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  234.477298][ T4343]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  234.477300][ T4343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  234.477302][ T4343]  ? 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)
[  234.477307][ T4343]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  234.477309][ T4343]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  234.477312][ T4343]  vprintk_emit (kernel/printk/printk.c:2479)
[  234.477316][ T4343]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  234.477322][ T4343]  _printk (kernel/printk/printk.c:2504)
[  234.477326][ T4343]  ? snapshot_read.cold (user.c:?)
[  234.477330][ T4343]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  234.477333][ T4343]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  234.477338][ T4343]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  234.477340][ T4343]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  234.477344][ T4343]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  234.477349][ T4343]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  234.477352][ T4343]  ? netdev_notice (net/core/dev.c:13194)
[  234.477354][ T4343]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  234.477365][ T4343]  ? 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)
[  234.477368][ T4343]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  234.477373][ T4343]  netif_set_promiscuity (net/core/dev.c:9699)
[  234.477377][ T4343]  dev_set_promiscuity (net/core/dev_api.c:288)
[  234.477380][ T4343]  ? dev_disable_lro (net/core/dev_api.c:267)
[  234.477382][ T4343] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  234.477388][ T4343] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  234.477394][ T4343] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  234.477399][ T4343]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  234.477404][ T4343] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  234.477411][ T4343]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  234.477415][ T4343]  ? __nla_validate_parse (lib/nlattr.c:635)
[  234.477421][ T4343]  ? __nla_parse (lib/nlattr.c:732)
[  234.477424][ T4343]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  234.477429][ T4343]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  234.477433][ T4343]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  234.477442][ T4343]  ? security_capable (security/security.c:660 (discriminator 11))
[  234.477447][ T4343]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  234.477451][ T4343]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  234.477454][ T4343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  234.477456][ T4343]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  234.477460][ T4343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.477466][ T4343]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  234.477470][ T4343]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  234.477472][ T4343]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  234.477476][ T4343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  234.477483][ T4343]  ? 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))
[  234.477485][ T4343]  ? 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))
[  234.477490][ T4343]  genl_rcv (net/netlink/genetlink.c:1218)
[  234.477492][ T4343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  234.477497][ T4343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  234.477498][ T4343]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  234.477504][ T4343]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  234.477508][ T4343]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  234.477512][ T4343]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  234.477514][ T4343]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  234.477517][ T4343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  234.477523][ T4343]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  234.477526][ T4343]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  234.477530][ T4343]  __sys_sendto (net/socket.c:2281)
[  234.477533][ T4343]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  234.477539][ T4343]  ? do_futex (kernel/futex/syscalls.c:133)
[  234.477543][ T4343]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  234.477549][ T4343]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[  234.477557][ T4343]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  234.477559][ T4343]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  234.477563][ T4343]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  234.477565][ T4343]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  234.477568][ T4343]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  234.477570][ T4343]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  234.477573][ T4343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  234.477579][ T4343] RIP: 0033:0x7ff42c208312
[  234.477583][ T4343] 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)
[  234.477585][ T4343] RSP: 002b:00007ffee9785ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  234.477588][ T4343] RAX: ffffffffffffffda RBX: 00007ffee9785e18 RCX: 00007ff42c208312
[  234.477590][ T4343] RDX: 0000000000000030 RSI: 00007ff429f15330 RDI: 0000000000000023
[  234.477591][ T4343] RBP: 00007ffee9785d10 R08: 00007ffee9785e90 R09: 000000000000000c
[  234.477592][ T4343] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff42a072200
[  234.477593][ T4343] R13: 00007ffee9785e18 R14: 00007ff42bb2701a R15: 00007ffee9786208
| [  235.723835][ T4381] softirqs last disabled at (399850): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  235.723837][ T4381] Preemption disabled at:
| [  235.723837][ T4381] vprintk_emit (kernel/printk/printk.c:2471)
| [  235.723846][ T4381] Tainted: [W]=WARN
[  235.723847][ T4381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  235.723849][ T4381] Call Trace:
[  235.723851][ T4381]  <TASK>
[  235.723852][ T4381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  235.723858][ T4381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  235.723860][ T4381]  __might_resched.cold (kernel/sched/core.c:9234)
[  235.723864][ T4381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  235.723869][ T4381]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  235.723873][ T4381]  __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))
[  235.723875][ T4381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  235.723882][ T4381]  ? 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)
[  235.723885][ T4381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  235.723889][ T4381]  put_chars (drivers/char/virtio_console.c:1176)
[  235.723891][ T4381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  235.723894][ T4381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  235.723897][ T4381]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  235.723902][ T4381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  235.723906][ T4381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  235.723908][ T4381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  235.723913][ T4381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  235.723916][ T4381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  235.723919][ T4381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  235.723923][ T4381]  console_emit_next_record (kernel/printk/printk.c:3183)
[  235.723927][ T4381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  235.723929][ T4381]  ? 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))
[  235.723932][ T4381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  235.723934][ T4381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  235.723938][ T4381]  console_flush_one_record (kernel/printk/printk.c:3268)
[  235.723943][ T4381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  235.723945][ T4381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  235.723950][ T4381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  235.723953][ T4381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  235.723955][ T4381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  235.723957][ T4381]  ? 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)
[  235.723961][ T4381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  235.723963][ T4381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  235.723965][ T4381]  vprintk_emit (kernel/printk/printk.c:2479)
[  235.723969][ T4381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  235.723974][ T4381]  _printk (kernel/printk/printk.c:2504)
[  235.723978][ T4381]  ? snapshot_read.cold (user.c:?)
[  235.723981][ T4381]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  235.723984][ T4381]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  235.723988][ T4381]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  235.723990][ T4381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  235.723994][ T4381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  235.723998][ T4381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  235.724001][ T4381]  ? netdev_notice (net/core/dev.c:13194)
[  235.724003][ T4381]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  235.724012][ T4381]  ? 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)
[  235.724015][ T4381]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  235.724019][ T4381]  netif_set_promiscuity (net/core/dev.c:9699)
[  235.724023][ T4381]  dev_set_promiscuity (net/core/dev_api.c:288)
[  235.724025][ T4381]  ? dev_disable_lro (net/core/dev_api.c:267)
[  235.724028][ T4381] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  235.724033][ T4381] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  235.724038][ T4381] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  235.724042][ T4381]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  235.724047][ T4381] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  235.724053][ T4381]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  235.724056][ T4381]  ? __nla_validate_parse (lib/nlattr.c:635)
[  235.724063][ T4381]  ? __nla_parse (lib/nlattr.c:732)
[  235.724065][ T4381]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  235.724070][ T4381]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  235.724074][ T4381]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  235.724082][ T4381]  ? security_capable (security/security.c:660 (discriminator 11))
[  235.724086][ T4381]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  235.724090][ T4381]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  235.724093][ T4381]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  235.724095][ T4381]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  235.724099][ T4381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  235.724105][ T4381]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  235.724108][ T4381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  235.724110][ T4381]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  235.724114][ T4381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  235.724121][ T4381]  ? 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))
[  235.724123][ T4381]  ? 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))
[  235.724128][ T4381]  genl_rcv (net/netlink/genetlink.c:1218)
[  235.724130][ T4381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  235.724134][ T4381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  235.724138][ T4381]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  235.724141][ T4381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  235.724145][ T4381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  235.724147][ T4381]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  235.724150][ T4381]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  235.724155][ T4381]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  235.724158][ T4381]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  235.724163][ T4381]  __sys_sendto (net/socket.c:2281)
[  235.724166][ T4381]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  235.724177][ T4381]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  235.724183][ T4381]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  235.724185][ T4381]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  235.724189][ T4381]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  235.724191][ T4381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  235.724193][ T4381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  235.724195][ T4381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  235.724198][ T4381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  235.724200][ T4381] RIP: 0033:0x7f218a7a9312
[  235.724204][ T4381] 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)
[  235.724206][ T4381] RSP: 002b:00007ffd4d3e60a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  235.724208][ T4381] RAX: ffffffffffffffda RBX: 00007ffd4d3e61d8 RCX: 00007f218a7a9312
[  235.724210][ T4381] RDX: 0000000000000030 RSI: 00007f21863b0eb0 RDI: 0000000000000023
[  235.724211][ T4381] RBP: 00007ffd4d3e60d0 R08: 00007ffd4d3e6250 R09: 000000000000000c
[  235.724212][ T4381] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21886022e0
[  235.724213][ T4381] R13: 00007ffd4d3e61d8 R14: 00007f218a0c801a R15: 00007ffd4d3e65c8
| [  243.626209][ T4532] softirqs last disabled at (20048): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  243.626212][ T4532] Preemption disabled at:
| [  243.626212][ T4532] vprintk_emit (kernel/printk/printk.c:2471)
| [  243.626221][ T4532] Tainted: [W]=WARN
[  243.626222][ T4532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  243.626224][ T4532] Call Trace:
[  243.626225][ T4532]  <TASK>
[  243.626227][ T4532]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  243.626233][ T4532]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  243.626234][ T4532]  __might_resched.cold (kernel/sched/core.c:9234)
[  243.626239][ T4532]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  243.626248][ T4532]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  243.626253][ T4532]  __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))
[  243.626255][ T4532]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  243.626261][ T4532]  ? 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)
[  243.626264][ T4532]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  243.626268][ T4532]  put_chars (drivers/char/virtio_console.c:1176)
[  243.626270][ T4532]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  243.626272][ T4532]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  243.626275][ T4532]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  243.626278][ T4532]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  243.626281][ T4532]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  243.626285][ T4532]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  243.626289][ T4532]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  243.626291][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626293][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626297][ T4532]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  243.626300][ T4532]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  243.626303][ T4532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  243.626305][ T4532]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  243.626309][ T4532]  console_emit_next_record (kernel/printk/printk.c:3183)
[  243.626313][ T4532]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  243.626315][ T4532]  ? 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))
[  243.626318][ T4532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  243.626320][ T4532]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  243.626324][ T4532]  console_flush_one_record (kernel/printk/printk.c:3268)
[  243.626328][ T4532]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  243.626330][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626335][ T4532]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  243.626338][ T4532]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  243.626340][ T4532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  243.626342][ T4532]  ? 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)
[  243.626345][ T4532]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  243.626347][ T4532]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  243.626350][ T4532]  vprintk_emit (kernel/printk/printk.c:2479)
[  243.626353][ T4532]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  243.626356][ T4532]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  243.626359][ T4532]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  243.626368][ T4532]  _printk (kernel/printk/printk.c:2504)
[  243.626371][ T4532]  ? snapshot_read.cold (user.c:?)
[  243.626376][ T4532]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  243.626380][ T4532]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  243.626384][ T4532]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  243.626386][ T4532]  ? netdev_notice (net/core/dev.c:13194)
[  243.626388][ T4532]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  243.626392][ T4532]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  243.626398][ T4532]  ? 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)
[  243.626400][ T4532]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  243.626404][ T4532]  netif_set_promiscuity (net/core/dev.c:9699)
[  243.626407][ T4532]  dev_set_promiscuity (net/core/dev_api.c:288)
[  243.626409][ T4532]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  243.626413][ T4532] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  243.626419][ T4532] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  243.626424][ T4532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  243.626426][ T4532]  notifier_call_chain (kernel/notifier.c:85)
[  243.626432][ T4532]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  243.626436][ T4532]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  243.626444][ T4532]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  243.626445][ T4532]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  243.626447][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626449][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626451][ T4532]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  243.626472][ T4532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  243.626474][ T4532]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  243.626477][ T4532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  243.626479][ T4532]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  243.626481][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626486][ T4532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  243.626487][ T4532]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  243.626489][ T4532]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  243.626491][ T4532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  243.626495][ T4532]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  243.626497][ T4532]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  243.626500][ T4532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  243.626502][ T4532]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  243.626506][ T4532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  243.626508][ T4532]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  243.626512][ T4532]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  243.626515][ T4532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  243.626518][ T4532]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  243.626524][ T4532]  ? 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))
[  243.626526][ T4532]  ? 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))
[  243.626530][ T4532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  243.626534][ T4532]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  243.626537][ T4532]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  243.626541][ T4532]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  243.626545][ T4532]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  243.626549][ T4532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  243.626551][ T4532]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  243.626556][ T4532]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  243.626560][ T4532]  ____sys_sendmsg (net/socket.c:2713)
[  243.626562][ T4532]  ? copy_msghdr_from_user (net/socket.c:2650)
[  243.626565][ T4532]  ? sock_write_iter (net/socket.c:1269)
[  243.626566][ T4532]  ? move_addr_to_kernel (net/socket.c:258)
[  243.626573][ T4532]  ___sys_sendmsg (net/socket.c:2767)
[  243.626578][ T4532]  ? copy_msghdr_from_user (net/socket.c:2619)
[  243.626594][ T4532]  __sys_sendmsg (net/socket.c:2799)
[  243.626597][ T4532]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  243.626603][ T4532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  243.626606][ T4532]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  243.626610][ T4532]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  243.626613][ T4532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  243.626615][ T4532] RIP: 0033:0x7f9e6f88954e
[  243.626618][ T4532] 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
[  243.626620][ T4532] RSP: 002b:00007ffe43c2f280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  243.626622][ T4532] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f9e6f88954e
[  243.626624][ T4532] RDX: 0000000000000000 RSI: 00007ffe43c2f330 RDI: 0000000000000005
[  243.626625][ T4532] RBP: 00007ffe43c2f290 R08: 0000000000000000 R09: 0000000000000000
[  243.626626][ T4532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916a10
[  243.626627][ T4532] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe43c2f9f0
| [  246.611973][ T4592] softirqs last disabled at (372538): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [  246.611975][ T4592] Preemption disabled at:
| [  246.611976][ T4592] vprintk_emit (kernel/printk/printk.c:2471)
| [  246.611984][ T4592] Tainted: [W]=WARN
[  246.611986][ T4592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  246.611987][ T4592] Call Trace:
[  246.611989][ T4592]  <TASK>
[  246.611990][ T4592]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  246.611996][ T4592]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  246.611998][ T4592]  __might_resched.cold (kernel/sched/core.c:9234)
[  246.612002][ T4592]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  246.612006][ T4592]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  246.612011][ T4592]  __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))
[  246.612013][ T4592]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  246.612019][ T4592]  ? 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)
[  246.612022][ T4592]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  246.612026][ T4592]  put_chars (drivers/char/virtio_console.c:1176)
[  246.612029][ T4592]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  246.612031][ T4592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  246.612034][ T4592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  246.612037][ T4592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  246.612041][ T4592]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  246.612045][ T4592]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  246.612047][ T4592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.612049][ T4592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.612053][ T4592]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  246.612055][ T4592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  246.612060][ T4592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  246.612064][ T4592]  console_emit_next_record (kernel/printk/printk.c:3183)
[  246.612068][ T4592]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  246.612070][ T4592]  ? 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))
[  246.612073][ T4592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.612075][ T4592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  246.612079][ T4592]  console_flush_one_record (kernel/printk/printk.c:3268)
[  246.612083][ T4592]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  246.612085][ T4592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.612091][ T4592]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  246.612093][ T4592]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  246.612095][ T4592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.612097][ T4592]  ? 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)
[  246.612101][ T4592]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  246.612103][ T4592]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  246.612106][ T4592]  vprintk_emit (kernel/printk/printk.c:2479)
[  246.612109][ T4592]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  246.612111][ T4592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  246.612113][ T4592]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  246.612117][ T4592]  _printk (kernel/printk/printk.c:2504)
[  246.612121][ T4592]  ? snapshot_read.cold (user.c:?)
[  246.612123][ T4592]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  246.612129][ T4592]  ? idr_get_free (??:?)
[  246.612133][ T4592]  validate_nla.cold (lib/nlattr.c:414 (discriminator 4))
[  246.612142][ T4592]  ? nla_get_range_signed (lib/nlattr.c:270)
[  246.612148][ T4592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  246.612150][ T4592]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  246.612154][ T4592]  __nla_validate_parse (lib/nlattr.c:635)
[  246.612159][ T4592]  __nla_parse (lib/nlattr.c:732)
[  246.612162][ T4592]  genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  246.612167][ T4592]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  246.612170][ T4592]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  246.612178][ T4592]  ? security_capable (security/security.c:660 (discriminator 11))
[  246.612183][ T4592]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  246.612186][ T4592]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  246.612189][ T4592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  246.612191][ T4592]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  246.612199][ T4592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.612205][ T4592]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  246.612208][ T4592]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  246.612210][ T4592]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  246.612214][ T4592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  246.612221][ T4592]  ? 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))
[  246.612222][ T4592]  ? 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))
[  246.612226][ T4592]  genl_rcv (net/netlink/genetlink.c:1218)
[  246.612229][ T4592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  246.612233][ T4592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  246.612236][ T4592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  246.612240][ T4592]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  246.612244][ T4592]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  246.612246][ T4592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  246.612255][ T4592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  246.612260][ T4592]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  246.612263][ T4592]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  246.612266][ T4592]  __sys_sendto (net/socket.c:2281)
[  246.612269][ T4592]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  246.612280][ T4592]  ? fput_close_sync (fs/file_table.c:617)
[  246.612284][ T4592]  ? alloc_file_clone (fs/file_table.c:479)
[  246.612288][ T4592]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  246.612290][ T4592]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  246.612294][ T4592]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  246.612296][ T4592]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  246.612299][ T4592]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  246.612301][ T4592]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  246.612304][ T4592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  246.612306][ T4592] RIP: 0033:0x7f254f6ed312
[  246.612309][ T4592] 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)
[  246.612311][ T4592] RSP: 002b:00007ffcf4d7c098 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  246.612314][ T4592] RAX: ffffffffffffffda RBX: 00007ffcf4d7c1c8 RCX: 00007f254f6ed312
[  246.612316][ T4592] RDX: 0000000000000044 RSI: 00007f254c2af050 RDI: 0000000000000020
[  246.612316][ T4592] RBP: 00007ffcf4d7c0c0 R08: 00007ffcf4d7c240 R09: 000000000000000c
[  246.612317][ T4592] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f254d5460b0
[  246.612318][ T4592] R13: 00007ffcf4d7c1c8 R14: 00007f254f00c01a R15: 00007ffcf4d7c5b8
| [  247.939306][ T4645] softirqs last disabled at (413337): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  247.939308][ T4645] Preemption disabled at:
| [  247.939309][ T4645] vprintk_emit (kernel/printk/printk.c:2471)
| [  247.939318][ T4645] Tainted: [W]=WARN
[  247.939319][ T4645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  247.939321][ T4645] Call Trace:
[  247.939322][ T4645]  <TASK>
[  247.939324][ T4645]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  247.939330][ T4645]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  247.939331][ T4645]  __might_resched.cold (kernel/sched/core.c:9234)
[  247.939336][ T4645]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  247.939340][ T4645]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  247.939345][ T4645]  __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))
[  247.939347][ T4645]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  247.939353][ T4645]  ? 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)
[  247.939356][ T4645]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  247.939360][ T4645]  put_chars (drivers/char/virtio_console.c:1176)
[  247.939362][ T4645]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  247.939366][ T4645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  247.939369][ T4645]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  247.939373][ T4645]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  247.939377][ T4645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.939379][ T4645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.939384][ T4645]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  247.939388][ T4645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.939390][ T4645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  247.939394][ T4645]  console_emit_next_record (kernel/printk/printk.c:3183)
[  247.939398][ T4645]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  247.939400][ T4645]  ? 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))
[  247.939403][ T4645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.939405][ T4645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  247.939410][ T4645]  console_flush_one_record (kernel/printk/printk.c:3268)
[  247.939414][ T4645]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  247.939416][ T4645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.939421][ T4645]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  247.939424][ T4645]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  247.939427][ T4645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  247.939428][ T4645]  ? 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)
[  247.939432][ T4645]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  247.939434][ T4645]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  247.939437][ T4645]  vprintk_emit (kernel/printk/printk.c:2479)
[  247.939440][ T4645]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  247.939445][ T4645]  _printk (kernel/printk/printk.c:2504)
[  247.939449][ T4645]  ? snapshot_read.cold (user.c:?)
[  247.939452][ T4645]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  247.939455][ T4645]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  247.939459][ T4645]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  247.939461][ T4645]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  247.939465][ T4645]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  247.939469][ T4645]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  247.939472][ T4645]  ? netdev_notice (net/core/dev.c:13194)
[  247.939474][ T4645]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  247.939483][ T4645]  ? 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)
[  247.939485][ T4645]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  247.939489][ T4645]  netif_set_promiscuity (net/core/dev.c:9699)
[  247.939493][ T4645]  dev_set_promiscuity (net/core/dev_api.c:288)
[  247.939495][ T4645]  ? dev_disable_lro (net/core/dev_api.c:267)
[  247.939498][ T4645] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  247.939503][ T4645] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  247.939508][ T4645] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  247.939512][ T4645]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  247.939517][ T4645] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  247.939523][ T4645]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  247.939526][ T4645]  ? __nla_validate_parse (lib/nlattr.c:635)
[  247.939532][ T4645]  ? __nla_parse (lib/nlattr.c:732)
[  247.939535][ T4645]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  247.939540][ T4645]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  247.939543][ T4645]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  247.939552][ T4645]  ? security_capable (security/security.c:660 (discriminator 11))
[  247.939557][ T4645]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  247.939560][ T4645]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  247.939563][ T4645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  247.939565][ T4645]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  247.939569][ T4645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.939575][ T4645]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  247.939581][ T4645]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  247.939583][ T4645]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  247.939587][ T4645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  247.939594][ T4645]  ? 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))
[  247.939596][ T4645]  ? 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))
[  247.939600][ T4645]  genl_rcv (net/netlink/genetlink.c:1218)
[  247.939603][ T4645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  247.939607][ T4645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  247.939609][ T4645]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  247.939614][ T4645]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  247.939617][ T4645]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  247.939621][ T4645]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  247.939623][ T4645]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  247.939626][ T4645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  247.939631][ T4645]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  247.939634][ T4645]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  247.939638][ T4645]  __sys_sendto (net/socket.c:2281)
[  247.939641][ T4645]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  247.939652][ T4645]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  247.939658][ T4645]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  247.939660][ T4645]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  247.939664][ T4645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  247.939666][ T4645]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  247.939669][ T4645]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  247.939671][ T4645]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  247.939673][ T4645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  247.939676][ T4645] RIP: 0033:0x7fcd66388312
[  247.939679][ T4645] 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)
[  247.939681][ T4645] RSP: 002b:00007ffdd30d6298 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  247.939684][ T4645] RAX: ffffffffffffffda RBX: 00007ffdd30d63c8 RCX: 00007fcd66388312
[  247.939685][ T4645] RDX: 0000000000000030 RSI: 00007fcd640dbf30 RDI: 0000000000000023
[  247.939686][ T4645] RBP: 00007ffdd30d62c0 R08: 00007ffdd30d6440 R09: 000000000000000c
[  247.939687][ T4645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcd641f2190
[  247.939688][ T4645] R13: 00007ffdd30d63c8 R14: 00007fcd65ca701a R15: 00007ffdd30d67b8
| [  249.151846][ T4685] softirqs last disabled at (387521): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  249.151848][ T4685] Preemption disabled at:
| [  249.151849][ T4685] vprintk_emit (kernel/printk/printk.c:2471)
| [  249.151858][ T4685] Tainted: [W]=WARN
[  249.151859][ T4685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  249.151860][ T4685] Call Trace:
[  249.151862][ T4685]  <TASK>
[  249.151864][ T4685]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  249.151870][ T4685]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  249.151872][ T4685]  __might_resched.cold (kernel/sched/core.c:9234)
[  249.151876][ T4685]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  249.151880][ T4685]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  249.151885][ T4685]  __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))
[  249.151887][ T4685]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  249.151893][ T4685]  ? 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)
[  249.151896][ T4685]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  249.151900][ T4685]  put_chars (drivers/char/virtio_console.c:1176)
[  249.151902][ T4685]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  249.151906][ T4685]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  249.151909][ T4685]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  249.151913][ T4685]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  249.151918][ T4685]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  249.151919][ T4685]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  249.151924][ T4685]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  249.151928][ T4685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  249.151930][ T4685]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  249.151934][ T4685]  console_emit_next_record (kernel/printk/printk.c:3183)
[  249.151938][ T4685]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  249.151940][ T4685]  ? 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))
[  249.151944][ T4685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  249.151946][ T4685]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  249.151950][ T4685]  console_flush_one_record (kernel/printk/printk.c:3268)
[  249.151954][ T4685]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  249.151956][ T4685]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  249.151962][ T4685]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  249.151965][ T4685]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  249.151967][ T4685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  249.151969][ T4685]  ? 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)
[  249.151973][ T4685]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  249.151975][ T4685]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  249.151978][ T4685]  vprintk_emit (kernel/printk/printk.c:2479)
[  249.151981][ T4685]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  249.151987][ T4685]  _printk (kernel/printk/printk.c:2504)
[  249.151990][ T4685]  ? snapshot_read.cold (user.c:?)
[  249.151993][ T4685]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  249.151996][ T4685]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  249.152000][ T4685]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  249.152002][ T4685]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  249.152005][ T4685]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  249.152010][ T4685]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  249.152013][ T4685]  ? netdev_notice (net/core/dev.c:13194)
[  249.152015][ T4685]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  249.152024][ T4685]  ? 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)
[  249.152027][ T4685]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  249.152031][ T4685]  netif_set_promiscuity (net/core/dev.c:9699)
[  249.152035][ T4685]  dev_set_promiscuity (net/core/dev_api.c:288)
[  249.152037][ T4685]  ? dev_disable_lro (net/core/dev_api.c:267)
[  249.152039][ T4685] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  249.152044][ T4685] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  249.152049][ T4685] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  249.152053][ T4685]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  249.152058][ T4685] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  249.152064][ T4685]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  249.152067][ T4685]  ? __nla_validate_parse (lib/nlattr.c:635)
[  249.152074][ T4685]  ? __nla_parse (lib/nlattr.c:732)
[  249.152076][ T4685]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  249.152081][ T4685]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  249.152085][ T4685]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  249.152094][ T4685]  ? security_capable (security/security.c:660 (discriminator 11))
[  249.152098][ T4685]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  249.152102][ T4685]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  249.152105][ T4685]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  249.152107][ T4685]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  249.152111][ T4685]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  249.152117][ T4685]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  249.152121][ T4685]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  249.152123][ T4685]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  249.152126][ T4685]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  249.152134][ T4685]  ? 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))
[  249.152136][ T4685]  ? 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))
[  249.152140][ T4685]  genl_rcv (net/netlink/genetlink.c:1218)
[  249.152143][ T4685]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  249.152147][ T4685]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  249.152149][ T4685]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  249.152154][ T4685]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  249.152158][ T4685]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  249.152162][ T4685]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  249.152164][ T4685]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  249.152167][ T4685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  249.152172][ T4685]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  249.152175][ T4685]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  249.152179][ T4685]  __sys_sendto (net/socket.c:2281)
[  249.152182][ T4685]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  249.152188][ T4685]  ? do_futex (kernel/futex/syscalls.c:133)
[  249.152191][ T4685]  ? __ia32_sys_get_robust_list (kernel/futex/syscalls.c:94)
[  249.152198][ T4685]  ? xfd_validate_state (arch/x86/kernel/fpu/xstate.c:1497 (discriminator 1) arch/x86/kernel/fpu/xstate.c:1543 (discriminator 1))
[  249.152205][ T4685]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  249.152207][ T4685]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  249.152210][ T4685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  249.152213][ T4685]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  249.152216][ T4685]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  249.152218][ T4685]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  249.152220][ T4685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  249.152223][ T4685] RIP: 0033:0x7fe062885312
[  249.152226][ T4685] 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)
[  249.152228][ T4685] RSP: 002b:00007ffe05b52028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  249.152231][ T4685] RAX: ffffffffffffffda RBX: 00007ffe05b52158 RCX: 00007fe062885312
[  249.152233][ T4685] RDX: 0000000000000030 RSI: 00007fe06058e370 RDI: 0000000000000023
[  249.152234][ T4685] RBP: 00007ffe05b52050 R08: 00007ffe05b521d0 R09: 000000000000000c
[  249.152235][ T4685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe0606de270
[  249.152235][ T4685] R13: 00007ffe05b52158 R14: 00007fe0621a401a R15: 00007ffe05b52548
| [  259.430560][ T4874] softirqs last disabled at (19920): __neigh_ifdown.isra.0 (./include/linux/spinlock.h:353 net/core/neighbour.c:464)
| [  259.430563][ T4874] Preemption disabled at:
| [  259.430564][ T4874] vprintk_emit (kernel/printk/printk.c:2471)
| [  259.430572][ T4874] Tainted: [W]=WARN
[  259.430573][ T4874] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  259.430575][ T4874] Call Trace:
[  259.430578][ T4874]  <TASK>
[  259.430580][ T4874]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  259.430586][ T4874]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  259.430588][ T4874]  __might_resched.cold (kernel/sched/core.c:9234)
[  259.430592][ T4874]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  259.430596][ T4874]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  259.430601][ T4874]  __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))
[  259.430602][ T4874]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  259.430609][ T4874]  ? 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)
[  259.430612][ T4874]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  259.430615][ T4874]  put_chars (drivers/char/virtio_console.c:1176)
[  259.430617][ T4874]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  259.430620][ T4874]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  259.430623][ T4874]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  259.430625][ T4874]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  259.430628][ T4874]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  259.430633][ T4874]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  259.430637][ T4874]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  259.430639][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430641][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430644][ T4874]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  259.430647][ T4874]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[  259.430651][ T4874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  259.430653][ T4874]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  259.430656][ T4874]  console_emit_next_record (kernel/printk/printk.c:3183)
[  259.430661][ T4874]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  259.430662][ T4874]  ? 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))
[  259.430666][ T4874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  259.430667][ T4874]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  259.430671][ T4874]  console_flush_one_record (kernel/printk/printk.c:3268)
[  259.430675][ T4874]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  259.430677][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430682][ T4874]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  259.430686][ T4874]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  259.430687][ T4874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  259.430689][ T4874]  ? 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)
[  259.430693][ T4874]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  259.430695][ T4874]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  259.430698][ T4874]  vprintk_emit (kernel/printk/printk.c:2479)
[  259.430701][ T4874]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  259.430703][ T4874]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  259.430706][ T4874]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  259.430715][ T4874]  _printk (kernel/printk/printk.c:2504)
[  259.430719][ T4874]  ? snapshot_read.cold (user.c:?)
[  259.430723][ T4874]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  259.430727][ T4874]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  259.430731][ T4874]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  259.430734][ T4874]  ? netdev_notice (net/core/dev.c:13194)
[  259.430735][ T4874]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  259.430740][ T4874]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  259.430745][ T4874]  ? 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)
[  259.430747][ T4874]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  259.430751][ T4874]  netif_set_promiscuity (net/core/dev.c:9699)
[  259.430755][ T4874]  dev_set_promiscuity (net/core/dev_api.c:288)
[  259.430757][ T4874]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  259.430760][ T4874] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  259.430767][ T4874] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  259.430771][ T4874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  259.430773][ T4874]  notifier_call_chain (kernel/notifier.c:85)
[  259.430779][ T4874]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  259.430784][ T4874]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  259.430791][ T4874]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  259.430793][ T4874]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  259.430795][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430796][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430799][ T4874]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  259.430820][ T4874]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  259.430822][ T4874]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  259.430825][ T4874]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  259.430827][ T4874]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  259.430829][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430833][ T4874]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  259.430835][ T4874]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  259.430837][ T4874]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  259.430839][ T4874]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  259.430843][ T4874]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  259.430845][ T4874]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  259.430848][ T4874]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  259.430849][ T4874]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  259.430854][ T4874]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  259.430856][ T4874]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  259.430859][ T4874]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  259.430863][ T4874]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  259.430866][ T4874]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  259.430872][ T4874]  ? 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))
[  259.430874][ T4874]  ? 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))
[  259.430878][ T4874]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  259.430882][ T4874]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  259.430885][ T4874]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  259.430889][ T4874]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  259.430893][ T4874]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  259.430897][ T4874]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  259.430898][ T4874]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  259.430904][ T4874]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  259.430908][ T4874]  ____sys_sendmsg (net/socket.c:2713)
[  259.430910][ T4874]  ? copy_msghdr_from_user (net/socket.c:2650)
[  259.430912][ T4874]  ? sock_write_iter (net/socket.c:1269)
[  259.430914][ T4874]  ? move_addr_to_kernel (net/socket.c:258)
[  259.430921][ T4874]  ___sys_sendmsg (net/socket.c:2767)
[  259.430924][ T4874]  ? copy_msghdr_from_user (net/socket.c:2619)
[  259.430939][ T4874]  __sys_sendmsg (net/socket.c:2799)
[  259.430942][ T4874]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  259.430948][ T4874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  259.430951][ T4874]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  259.430955][ T4874]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  259.430958][ T4874]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  259.430960][ T4874] RIP: 0033:0x7f83cb37554e
[  259.430964][ T4874] 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
[  259.430966][ T4874] RSP: 002b:00007ffe10347820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  259.430968][ T4874] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f83cb37554e
[  259.430970][ T4874] RDX: 0000000000000000 RSI: 00007ffe103478d0 RDI: 0000000000000005
[  259.430971][ T4874] RBP: 00007ffe10347830 R08: 0000000000000000 R09: 0000000000000000
[  259.430972][ T4874] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916a20
[  259.430972][ T4874] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe10347f90
| [  262.375478][ T4932] softirqs last disabled at (377898): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  262.375480][ T4932] Preemption disabled at:
| [  262.375481][ T4932] vprintk_emit (kernel/printk/printk.c:2471)
| [  262.375490][ T4932] Tainted: [W]=WARN
[  262.375491][ T4932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  262.375492][ T4932] Call Trace:
[  262.375494][ T4932]  <TASK>
[  262.375495][ T4932]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  262.375501][ T4932]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  262.375503][ T4932]  __might_resched.cold (kernel/sched/core.c:9234)
[  262.375508][ T4932]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  262.375512][ T4932]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  262.375517][ T4932]  __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))
[  262.375519][ T4932]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  262.375526][ T4932]  ? 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)
[  262.375528][ T4932]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  262.375532][ T4932]  put_chars (drivers/char/virtio_console.c:1176)
[  262.375535][ T4932]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  262.375541][ T4932]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  262.375550][ T4932]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  262.375553][ T4932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  262.375557][ T4932]  console_emit_next_record (kernel/printk/printk.c:3183)
[  262.375562][ T4932]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  262.375564][ T4932]  ? 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))
[  262.375567][ T4932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  262.375570][ T4932]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  262.375574][ T4932]  console_flush_one_record (kernel/printk/printk.c:3268)
[  262.375582][ T4932]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  262.375584][ T4932]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  262.375590][ T4932]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  262.375593][ T4932]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  262.375595][ T4932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  262.375597][ T4932]  ? 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)
[  262.375600][ T4932]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  262.375602][ T4932]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  262.375605][ T4932]  vprintk_emit (kernel/printk/printk.c:2479)
[  262.375609][ T4932]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  262.375610][ T4932]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[  262.375612][ T4932]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  262.375616][ T4932]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[  262.375618][ T4932]  ? __wake_up (./include/linux/spinlock.h:425 (discriminator 3) kernel/sched/wait.c:128 (discriminator 3) kernel/sched/wait.c:147 (discriminator 3))
[  262.375623][ T4932]  _printk (kernel/printk/printk.c:2504)
[  262.375626][ T4932]  ? snapshot_read.cold (user.c:?)
[  262.375631][ T4932]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  262.375635][ T4932]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  262.375639][ T4932]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  262.375642][ T4932]  ? netdev_notice (net/core/dev.c:13194)
[  262.375644][ T4932]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[  262.375648][ T4932]  ? rtmsg_ifinfo (net/core/rtnetlink.c:4622 net/core/rtnetlink.c:4631)
[  262.375653][ T4932]  ? register_netdevice (net/core/dev.c:11556)
[  262.375656][ T4932]  ? 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)
[  262.375658][ T4932]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  262.375661][ T4932]  ? unregister_netdev (net/core/dev.c:12699)
[  262.375663][ T4932]  ? alloc_netdev_mqs (net/core/dev.c:12209)
[  262.375666][ T4932]  netif_set_promiscuity (net/core/dev.c:9699)
[  262.375670][ T4932]  dev_set_promiscuity (net/core/dev_api.c:288)
[  262.375673][ T4932] internal_dev_create (net/openvswitch/vport-internal_dev.c:160) openvswitch
[  262.375678][ T4932] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  262.375683][ T4932] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  262.375689][ T4932] ovs_dp_cmd_new (net/openvswitch/datapath.c:1897) openvswitch
[  262.375696][ T4932]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  262.375700][ T4932]  ? __nla_validate_parse (lib/nlattr.c:635)
[  262.375706][ T4932]  ? __nla_parse (lib/nlattr.c:732)
[  262.375708][ T4932]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  262.375713][ T4932]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  262.375717][ T4932]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  262.375725][ T4932]  ? security_capable (security/security.c:660 (discriminator 11))
[  262.375730][ T4932]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  262.375734][ T4932]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  262.375736][ T4932]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  262.375739][ T4932]  ? ovs_dp_cmd_get (./include/net/net_namespace.h:422 (discriminator 7)) openvswitch
[  262.375744][ T4932]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  262.375749][ T4932]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  262.375753][ T4932]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  262.375755][ T4932]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  262.375759][ T4932]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  262.375766][ T4932]  ? 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))
[  262.375768][ T4932]  ? 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))
[  262.375772][ T4932]  genl_rcv (net/netlink/genetlink.c:1218)
[  262.375775][ T4932]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  262.375779][ T4932]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  262.375783][ T4932]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  262.375786][ T4932]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  262.375790][ T4932]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  262.375792][ T4932]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  262.375795][ T4932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  262.375801][ T4932]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  262.375804][ T4932]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  262.375808][ T4932]  __sys_sendto (net/socket.c:2281)
[  262.375811][ T4932]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  262.375822][ T4932]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  262.375828][ T4932]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  262.375830][ T4932]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  262.375834][ T4932]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  262.375835][ T4932]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  262.375838][ T4932]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  262.375840][ T4932]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  262.375843][ T4932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  262.375845][ T4932] RIP: 0033:0x7f20e4e8f312
[  262.375849][ T4932] 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)
[  262.375851][ T4932] RSP: 002b:00007ffc3f0e1518 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  262.375853][ T4932] RAX: ffffffffffffffda RBX: 00007ffc3f0e1648 RCX: 00007f20e4e8f312
[  262.375855][ T4932] RDX: 0000000000000034 RSI: 00007f20e0a8cab0 RDI: 0000000000000020
[  262.375856][ T4932] RBP: 00007ffc3f0e1540 R08: 00007ffc3f0e16c0 R09: 000000000000000c
[  262.375857][ T4932] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f20e2cf2120
[  262.375857][ T4932] R13: 00007ffc3f0e1648 R14: 00007f20e47ae01a R15: 00007ffc3f0e1a38
| [  263.960158][ T4987] softirqs last disabled at (440024): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [  263.960160][ T4987] Preemption disabled at:
| [  263.960161][ T4987] vprintk_emit (kernel/printk/printk.c:2471)
| [  263.960170][ T4987] Tainted: [W]=WARN
[  263.960171][ T4987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  263.960173][ T4987] Call Trace:
[  263.960174][ T4987]  <TASK>
[  263.960176][ T4987]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  263.960182][ T4987]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  263.960183][ T4987]  __might_resched.cold (kernel/sched/core.c:9234)
[  263.960188][ T4987]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  263.960193][ T4987]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  263.960197][ T4987]  __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))
[  263.960199][ T4987]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  263.960206][ T4987]  ? 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)
[  263.960209][ T4987]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  263.960213][ T4987]  put_chars (drivers/char/virtio_console.c:1176)
[  263.960216][ T4987]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  263.960220][ T4987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  263.960223][ T4987]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  263.960227][ T4987]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  263.960232][ T4987]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.960234][ T4987]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.960239][ T4987]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  263.960243][ T4987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.960245][ T4987]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  263.960250][ T4987]  console_emit_next_record (kernel/printk/printk.c:3183)
[  263.960254][ T4987]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  263.960256][ T4987]  ? 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))
[  263.960259][ T4987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.960261][ T4987]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  263.960266][ T4987]  console_flush_one_record (kernel/printk/printk.c:3268)
[  263.960270][ T4987]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  263.960272][ T4987]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.960278][ T4987]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  263.960281][ T4987]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  263.960283][ T4987]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.960285][ T4987]  ? 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)
[  263.960294][ T4987]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  263.960296][ T4987]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  263.960299][ T4987]  vprintk_emit (kernel/printk/printk.c:2479)
[  263.960302][ T4987]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  263.960308][ T4987]  _printk (kernel/printk/printk.c:2504)
[  263.960312][ T4987]  ? snapshot_read.cold (user.c:?)
[  263.960315][ T4987]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  263.960318][ T4987]  ? netdev_upper_get_next_dev_rcu (net/core/dev.c:8213 (discriminator 5))
[  263.960322][ T4987]  ? __netdev_update_features (net/core/dev.c:11078 (discriminator 2))
[  263.960324][ T4987]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  263.960328][ T4987]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  263.960332][ T4987]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  263.960335][ T4987]  ? netdev_notice (net/core/dev.c:13194)
[  263.960338][ T4987]  ? ovs_netdev_link (net/openvswitch/vport-netdev.c:85) openvswitch
[  263.960348][ T4987]  ? 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)
[  263.960351][ T4987]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  263.960355][ T4987]  netif_set_promiscuity (net/core/dev.c:9699)
[  263.960359][ T4987]  dev_set_promiscuity (net/core/dev_api.c:288)
[  263.960361][ T4987]  ? dev_disable_lro (net/core/dev_api.c:267)
[  263.960364][ T4987] ovs_netdev_link (net/openvswitch/vport-netdev.c:106) openvswitch
[  263.960370][ T4987] ovs_vport_add (net/openvswitch/vport.c:209) openvswitch
[  263.960375][ T4987] new_vport (net/openvswitch/datapath.c:203) openvswitch
[  263.960379][ T4987]  ? ovs_lookup_vport (./include/linux/lockdep.h:249 net/openvswitch/datapath.c:120 net/openvswitch/datapath.c:117 net/openvswitch/datapath.c:190) openvswitch
[  263.960384][ T4987] ovs_vport_cmd_new (net/openvswitch/datapath.c:2389) openvswitch
[  263.960390][ T4987]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  263.960394][ T4987]  ? __nla_validate_parse (lib/nlattr.c:635)
[  263.960401][ T4987]  ? __nla_parse (lib/nlattr.c:732)
[  263.960404][ T4987]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  263.960410][ T4987]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  263.960414][ T4987]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  263.960422][ T4987]  ? security_capable (security/security.c:660 (discriminator 11))
[  263.960427][ T4987]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  263.960431][ T4987]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  263.960434][ T4987]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  263.960436][ T4987]  ? ovs_vport_cmd_fill_info.isra.0 (./include/net/netlink.h:1107 (discriminator 1)) openvswitch
[  263.960441][ T4987]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.960447][ T4987]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  263.960451][ T4987]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  263.960453][ T4987]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  263.960457][ T4987]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  263.960465][ T4987]  ? 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))
[  263.960467][ T4987]  ? 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))
[  263.960471][ T4987]  genl_rcv (net/netlink/genetlink.c:1218)
[  263.960474][ T4987]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  263.960478][ T4987]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  263.960480][ T4987]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[  263.960486][ T4987]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.960490][ T4987]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  263.960495][ T4987]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  263.960497][ T4987]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  263.960500][ T4987]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  263.960506][ T4987]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  263.960509][ T4987]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  263.960513][ T4987]  __sys_sendto (net/socket.c:2281)
[  263.960516][ T4987]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  263.960528][ T4987]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  263.960535][ T4987]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  263.960537][ T4987]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  263.960541][ T4987]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  263.960543][ T4987]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  263.960546][ T4987]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  263.960548][ T4987]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  263.960551][ T4987]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  263.960553][ T4987] RIP: 0033:0x7fcff3b77312
[  263.960557][ T4987] 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)
[  263.960559][ T4987] RSP: 002b:00007ffdcc0d77a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  263.960562][ T4987] RAX: ffffffffffffffda RBX: 00007ffdcc0d78d8 RCX: 00007fcff3b77312
[  263.960563][ T4987] RDX: 0000000000000030 RSI: 00007fcff07b5c30 RDI: 0000000000000023
[  263.960564][ T4987] RBP: 00007ffdcc0d77d0 R08: 00007ffdcc0d7950 R09: 000000000000000c
[  263.960565][ T4987] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcff19da2e0
[  263.960566][ T4987] R13: 00007ffdcc0d78d8 R14: 00007fcff349601a R15: 00007ffdcc0d7cc8
| [  263.995039][    C0]
| [  263.995040][    C0]
| [  263.995040][    C0] stack backtrace:
| [  263.995046][    C0] Tainted: [W]=WARN
[  263.995047][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  263.995049][    C0] Call Trace:
[  263.995050][    C0]  <IRQ>
[  263.995051][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  263.995056][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[  263.995059][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[  263.995060][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[  263.995063][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[  263.995065][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[  263.995067][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[  263.995069][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  263.995071][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  263.995073][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.995075][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  263.995077][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  263.995079][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[  263.995081][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[  263.995083][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  263.995085][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[  263.995087][    C0]  _printk (kernel/printk/printk.c:2504)
[  263.995089][    C0]  ? snapshot_read.cold (user.c:?)
[  263.995091][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[  263.995092][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  263.995095][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[  263.995096][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  263.995098][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  263.995100][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[  263.995102][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[  263.995104][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[  263.995107][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  263.995109][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  263.995111][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  263.995113][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[  263.995115][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[  263.995118][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[  263.995119][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.995122][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  263.995125][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[  263.995127][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[  263.995129][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.995131][    C0]  handle_softirqs (kernel/softirq.c:645)
[  263.995133][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  263.995134][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[  263.995137][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[  263.995138][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[  263.995140][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[  263.995142][    C0]  </IRQ>
[  263.995142][    C0]  <TASK>
[  263.995143][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[  263.995145][    C0] RIP: 0010:qlist_free_all (mm/kasan/quarantine.c:177)
[  263.995147][    C0] Code: ec 00 00 00 4c 89 6c 24 18 49 89 f5 4c 89 74 24 20 49 89 fe 48 89 6c 24 08 4c 89 64 24 10 eb 34 48 63 85 b8 00 00 00 4c 8b 23 <48> 89 ef 48 29 c3 48 89 de e8 28 ef ff ff 66 90 48 89 de 48 89 ef
All code
========
   0:	ec                   	in     (%dx),%al
   1:	00 00                	add    %al,(%rax)
   3:	00 4c 89 6c          	add    %cl,0x6c(%rcx,%rcx,4)
   7:	24 18                	and    $0x18,%al
   9:	49 89 f5             	mov    %rsi,%r13
   c:	4c 89 74 24 20       	mov    %r14,0x20(%rsp)
  11:	49 89 fe             	mov    %rdi,%r14
  14:	48 89 6c 24 08       	mov    %rbp,0x8(%rsp)
  19:	4c 89 64 24 10       	mov    %r12,0x10(%rsp)
  1e:	eb 34                	jmp    0x54
  20:	48 63 85 b8 00 00 00 	movslq 0xb8(%rbp),%rax
  27:	4c 8b 23             	mov    (%rbx),%r12
  2a:*	48 89 ef             	mov    %rbp,%rdi		<-- trapping instruction
  2d:	48 29 c3             	sub    %rax,%rbx
  30:	48 89 de             	mov    %rbx,%rsi
  33:	e8 28 ef ff ff       	call   0xffffffffffffef60
  38:	66 90                	xchg   %ax,%ax
  3a:	48 89 de             	mov    %rbx,%rsi
  3d:	48 89 ef             	mov    %rbp,%rdi

Code starting with the faulting instruction
===========================================
   0:	48 89 ef             	mov    %rbp,%rdi
   3:	48 29 c3             	sub    %rax,%rbx
   6:	48 89 de             	mov    %rbx,%rsi
   9:	e8 28 ef ff ff       	call   0xffffffffffffef36
   e:	66 90                	xchg   %ax,%ax
  10:	48 89 de             	mov    %rbx,%rsi
  13:	48 89 ef             	mov    %rbp,%rdi
[  263.995149][    C0] RSP: 0018:ffa0000005c0f890 EFLAGS: 00000246
[  263.995151][    C0] RAX: 0000000000000088 RBX: ff11000005052468 RCX: ffffffffffffffff
[  263.995153][    C0] RDX: ffd4000000141480 RSI: 0000000005052468 RDI: ff11000005052468
[  263.995154][    C0] RBP: ff1100000103c940 R08: 0000000000000000 R09: 0000000000000000
[  263.995155][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff110000095b7800
[  263.995156][    C0] R13: 0000000000000000 R14: ffa0000005c0f8c0 R15: 0000000000000dc0
[  263.995158][    C0]  kasan_quarantine_reduce (mm/kasan/quarantine.c:286)
[  263.995161][    C0]  __kasan_slab_alloc (mm/kasan/common.c:350)
[  263.995162][    C0]  __kmalloc_cache_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5559)
[  263.995164][    C0]  ? ovl_open (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) fs/overlayfs/file.c:99 (discriminator 1) fs/overlayfs/file.c:226 (discriminator 1))
[  263.995166][    C0]  ovl_open (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) fs/overlayfs/file.c:99 (discriminator 1) fs/overlayfs/file.c:226 (discriminator 1))
[  263.995167][    C0]  ? ovl_llseek (fs/overlayfs/file.c:255)
[  263.995169][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  263.995171][    C0]  ? ovl_llseek (fs/overlayfs/file.c:255)
[  263.995173][    C0]  do_dentry_open (fs/open.c:996)
[  263.995175][    C0]  ? inode_permission (fs/namei.c:583 fs/namei.c:653)
[  263.995177][    C0]  vfs_open (fs/open.c:1101)
[  263.995178][    C0]  ? security_inode_permission (security/security.c:1842 (discriminator 11))
[  263.995181][    C0]  ? may_open (fs/namei.c:4269)
[  263.995183][    C0]  ? complete_walk (fs/namei.c:1064)
[  263.995185][    C0]  do_open (fs/namei.c:4837)
[  263.995187][    C0]  ? open_last_lookups (fs/namei.c:4719 fs/namei.c:4750)
[  263.995189][    C0]  path_openat (fs/namei.c:5000)
[  263.995190][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  263.995192][    C0]  ? kernel_tmpfile_open (fs/namei.c:4942)
[  263.995194][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  263.995196][    C0]  do_file_open (fs/namei.c:5029)
[  263.995198][    C0]  ? path_openat (./include/linux/mount.h:68 (discriminator 3))
[  263.995199][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  263.995202][    C0]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[  263.995205][    C0]  ? alloc_fd (./include/linux/spinlock.h:401 fs/file.c:610)
[  263.995208][    C0]  do_sys_openat2 (fs/open.c:1417 (discriminator 5))
[  263.995210][    C0]  ? build_open_flags (fs/open.c:1319 (discriminator 3))
[  263.995212][    C0]  __x64_sys_openat (fs/open.c:1423 fs/open.c:1439 fs/open.c:1434 fs/open.c:1434)
[  263.995214][    C0]  ? __ia32_sys_open (fs/open.c:1427)
[  263.995215][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  263.995217][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  263.995220][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  263.995222][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  263.995223][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  263.995225][    C0] RIP: 0033:0x7f5040dde54e
[  263.995227][    C0] 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
[  263.995228][    C0] RSP: 002b:00007ffd70bcc090 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  263.995230][    C0] RAX: ffffffffffffffda RBX: 00007f504035be40 RCX: 00007f5040dde54e
[  263.995231][    C0] RDX: 0000000000080000 RSI: 00007f50405bf3d0 RDI: ffffffffffffff9c
[  263.995232][    C0] RBP: 00007ffd70bcc0a0 R08: 0000000000000000 R09: 0000000000000000
[  263.995233][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f5040c57390
[  263.995234][    C0] R13: 00007f50405bf330 R14: 00007f50415a2500 R15: 0000000000000001
| [  265.600339][ T5082] softirqs last disabled at (0): 0x0
| [  265.600341][ T5082] Preemption disabled at:
| [  265.600342][ T5082] vprintk_emit (kernel/printk/printk.c:2471)
| [  265.600352][ T5082] Tainted: [W]=WARN
[  265.600353][ T5082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  265.600355][ T5082] Call Trace:
[  265.600357][ T5082]  <TASK>
[  265.600358][ T5082]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  265.600363][ T5082]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  265.600364][ T5082]  __might_resched.cold (kernel/sched/core.c:9234)
[  265.600368][ T5082]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  265.600372][ T5082]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  265.600375][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600378][ T5082]  __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))
[  265.600380][ T5082]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  265.600383][ T5082]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  265.600388][ T5082]  ? 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)
[  265.600390][ T5082]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  265.600392][ T5082]  put_chars (drivers/char/virtio_console.c:1176)
[  265.600394][ T5082]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  265.600396][ T5082]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  265.600399][ T5082]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  265.600403][ T5082]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  265.600405][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600406][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600409][ T5082]  console_emit_next_record (kernel/printk/printk.c:3183)
[  265.600412][ T5082]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  265.600414][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600415][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600416][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600417][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600419][ T5082]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  265.600421][ T5082]  console_flush_one_record (kernel/printk/printk.c:3268)
[  265.600423][ T5082]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  265.600426][ T5082]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  265.600428][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600429][ T5082]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  265.600431][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600432][ T5082]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  265.600434][ T5082]  ? 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)
[  265.600435][ T5082]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  265.600436][ T5082]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  265.600438][ T5082]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  265.600440][ T5082]  vprintk_emit (kernel/printk/printk.c:2479)
[  265.600442][ T5082]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  265.600443][ T5082]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[  265.600445][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600446][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600448][ T5082]  _printk (kernel/printk/printk.c:2504)
[  265.600451][ T5082]  ? snapshot_read.cold (user.c:?)
[  265.600452][ T5082]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  265.600456][ T5082]  ? idr_get_free (??:?)
[  265.600458][ T5082]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  265.600465][ T5082]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  265.600469][ T5082] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  265.600474][ T5082]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  265.600478][ T5082]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  265.600480][ T5082]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  265.600484][ T5082]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  265.600485][ T5082]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  265.600487][ T5082]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  265.600489][ T5082]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  265.600491][ T5082]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  265.600494][ T5082]  ? __sys_sendto (net/socket.c:2281)
[  265.600496][ T5082]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  265.600502][ T5082]  ? __nla_parse (lib/nlattr.c:732)
[  265.600505][ T5082]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  265.600508][ T5082]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  265.600510][ T5082]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  265.600514][ T5082]  ? security_capable (security/security.c:660 (discriminator 11))
[  265.600517][ T5082]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  265.600519][ T5082]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  265.600521][ T5082]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  265.600525][ T5082]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  265.600528][ T5082]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  265.600530][ T5082]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  265.600532][ T5082]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  265.600534][ T5082]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  265.600536][ T5082]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  265.600538][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600540][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600541][ T5082]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  265.600543][ T5082]  genl_rcv (net/netlink/genetlink.c:1218)
[  265.600545][ T5082]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  265.600547][ T5082]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  265.600549][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600551][ T5082]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  265.600553][ T5082]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  265.600555][ T5082]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  265.600557][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600558][ T5082]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  265.600560][ T5082]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  265.600563][ T5082]  __sys_sendto (net/socket.c:2281)
[  265.600564][ T5082]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  265.600568][ T5082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  265.600569][ T5082]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  265.600572][ T5082]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  265.600573][ T5082]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  265.600575][ T5082]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[  265.600579][ T5082]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  265.600580][ T5082]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  265.600583][ T5082]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  265.600585][ T5082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  265.600587][ T5082] RIP: 0033:0x7f2ad5980312
[  265.600589][ T5082] 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)
[  265.600591][ T5082] RSP: 002b:00007fff8be4ca78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  265.600595][ T5082] RAX: ffffffffffffffda RBX: 00007fff8be4cba8 RCX: 00007f2ad5980312
[  265.600596][ T5082] RDX: 00000000000000c4 RSI: 00007f2ad36e91b0 RDI: 0000000000000026
[  265.600597][ T5082] RBP: 00007fff8be4caa0 R08: 00007fff8be4cc20 R09: 000000000000000c
[  265.600598][ T5082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ad37ea430
[  265.600599][ T5082] R13: 00007fff8be4cba8 R14: 00007f2ad529f01a R15: 00007fff8be4cf98
| [  266.865913][ T5128] softirqs last disabled at (0): 0x0
| [  266.865915][ T5128] Preemption disabled at:
| [  266.865915][ T5128] vprintk_emit (kernel/printk/printk.c:2471)
| [  266.865926][ T5128] Tainted: [W]=WARN
[  266.865927][ T5128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  266.865929][ T5128] Call Trace:
[  266.865930][ T5128]  <TASK>
[  266.865931][ T5128]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  266.865937][ T5128]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  266.865939][ T5128]  __might_resched.cold (kernel/sched/core.c:9234)
[  266.865943][ T5128]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  266.865946][ T5128]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  266.865949][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.865952][ T5128]  __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))
[  266.865955][ T5128]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  266.865958][ T5128]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  266.865963][ T5128]  ? 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)
[  266.865964][ T5128]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  266.865967][ T5128]  put_chars (drivers/char/virtio_console.c:1176)
[  266.865969][ T5128]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  266.865970][ T5128]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  266.865973][ T5128]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  266.865978][ T5128]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  266.865980][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.865981][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.865983][ T5128]  console_emit_next_record (kernel/printk/printk.c:3183)
[  266.865986][ T5128]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  266.865988][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.865989][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.865990][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.865991][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.865993][ T5128]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  266.865995][ T5128]  console_flush_one_record (kernel/printk/printk.c:3268)
[  266.865997][ T5128]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  266.866000][ T5128]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  266.866002][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.866004][ T5128]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  266.866005][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866006][ T5128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  266.866008][ T5128]  ? 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)
[  266.866009][ T5128]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  266.866011][ T5128]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  266.866013][ T5128]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  266.866014][ T5128]  vprintk_emit (kernel/printk/printk.c:2479)
[  266.866016][ T5128]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  266.866017][ T5128]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[  266.866019][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866020][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.866022][ T5128]  _printk (kernel/printk/printk.c:2504)
[  266.866025][ T5128]  ? snapshot_read.cold (user.c:?)
[  266.866026][ T5128]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[  266.866031][ T5128]  ? idr_get_free (??:?)
[  266.866032][ T5128]  ? ovs_nla_copy_actions (net/openvswitch/flow_netlink.c:2412 net/openvswitch/flow_netlink.c:3623) openvswitch
[  266.866039][ T5128]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[  266.866043][ T5128] ovs_flow_cmd_new.cold (net/openvswitch/datapath.c:1061 (discriminator 4)) openvswitch
[  266.866048][ T5128]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  266.866052][ T5128]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  266.866054][ T5128]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/linux/slab.h:995 net/netlink/genetlink.c:936)
[  266.866058][ T5128]  ? genl_family_rcv_msg_doit (net/netlink/genetlink.c:1092)
[  266.866059][ T5128]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  266.866061][ T5128]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  266.866063][ T5128]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  266.866065][ T5128]  ? __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  266.866067][ T5128]  ? __sys_sendto (net/socket.c:2281)
[  266.866069][ T5128]  ? __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  266.866075][ T5128]  ? __nla_parse (lib/nlattr.c:732)
[  266.866079][ T5128]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[  266.866081][ T5128]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[  266.866083][ T5128]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[  266.866087][ T5128]  ? security_capable (security/security.c:660 (discriminator 11))
[  266.866090][ T5128]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[  266.866092][ T5128]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[  266.866094][ T5128]  ? ovs_flow_cmd_del (net/openvswitch/datapath.c:1481 (discriminator 1)) openvswitch
[  266.866097][ T5128]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  266.866100][ T5128]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  266.866102][ T5128]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[  266.866104][ T5128]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  266.866106][ T5128]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[  266.866108][ T5128]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  266.866111][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.866113][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866114][ T5128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  266.866116][ T5128]  genl_rcv (net/netlink/genetlink.c:1218)
[  266.866118][ T5128]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  266.866120][ T5128]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  266.866122][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866123][ T5128]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  266.866125][ T5128]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  266.866127][ T5128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  266.866129][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866130][ T5128]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  266.866132][ T5128]  ? fdget (fs/file.c:1200 fs/file.c:1208)
[  266.866135][ T5128]  __sys_sendto (net/socket.c:2281)
[  266.866137][ T5128]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  266.866141][ T5128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  266.866142][ T5128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  266.866144][ T5128]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  266.866146][ T5128]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  266.866147][ T5128]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[  266.866149][ T5128]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  266.866150][ T5128]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  266.866153][ T5128]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  266.866155][ T5128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  266.866157][ T5128] RIP: 0033:0x7efe4d2ac312
[  266.866159][ T5128] 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)
[  266.866161][ T5128] RSP: 002b:00007fff2626db08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  266.866165][ T5128] RAX: ffffffffffffffda RBX: 00007fff2626dc38 RCX: 00007efe4d2ac312
[  266.866166][ T5128] RDX: 00000000000000a4 RSI: 00007efe4af93930 RDI: 0000000000000026
[  266.866167][ T5128] RBP: 00007fff2626db30 R08: 00007fff2626dcb0 R09: 000000000000000c
[  266.866168][ T5128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efe4b116350
[  266.866169][ T5128] R13: 00007fff2626dc38 R14: 00007efe4cbcb01a R15: 00007fff2626e028
| [  271.090293][ T5269] softirqs last disabled at (0): 0x0
| [  271.090295][ T5269] Preemption disabled at:
| [  271.090296][ T5269] vprintk_emit (kernel/printk/printk.c:2471)
| [  271.090310][ T5269] Tainted: [W]=WARN
[  271.090311][ T5269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  271.090313][ T5269] Call Trace:
[  271.090315][ T5269]  <TASK>
[  271.090316][ T5269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  271.090321][ T5269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  271.090323][ T5269]  __might_resched.cold (kernel/sched/core.c:9234)
[  271.090326][ T5269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  271.090330][ T5269]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  271.090332][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090334][ T5269]  __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))
[  271.090337][ T5269]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  271.090340][ T5269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  271.090345][ T5269]  ? 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)
[  271.090347][ T5269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  271.090350][ T5269]  put_chars (drivers/char/virtio_console.c:1176)
[  271.090351][ T5269]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  271.090353][ T5269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  271.090354][ T5269]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  271.090357][ T5269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  271.090362][ T5269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  271.090364][ T5269]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  271.090365][ T5269]  ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1))
[  271.090369][ T5269]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  271.090370][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090372][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090374][ T5269]  console_emit_next_record (kernel/printk/printk.c:3183)
[  271.090377][ T5269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  271.090379][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090380][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090381][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090382][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090384][ T5269]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  271.090386][ T5269]  console_flush_one_record (kernel/printk/printk.c:3268)
[  271.090388][ T5269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  271.090391][ T5269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  271.090393][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090394][ T5269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  271.090396][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090397][ T5269]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  271.090398][ T5269]  ? 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)
[  271.090400][ T5269]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  271.090401][ T5269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  271.090403][ T5269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  271.090405][ T5269]  vprintk_emit (kernel/printk/printk.c:2479)
[  271.090406][ T5269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  271.090408][ T5269]  ? net_disable_timestamp (./include/linux/workqueue.h:761)
[  271.090411][ T5269]  ? net_generic (./include/linux/rcupdate.h:882 ./include/net/netns/generic.h:48) vxlan
[  271.090418][ T5269]  _printk (kernel/printk/printk.c:2504)
[  271.090421][ T5269]  ? snapshot_read.cold (user.c:?)
[  271.090423][ T5269]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  271.090426][ T5269]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  271.090429][ T5269]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  271.090431][ T5269]  ? netdev_notice (net/core/dev.c:13194)
[  271.090432][ T5269]  ? __netdev_upper_dev_unlink (net/core/dev.c:9094)
[  271.090435][ T5269]  ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985)
[  271.090437][ T5269]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 (discriminator 1) kernel/locking/mutex.c:999 (discriminator 1))
[  271.090440][ T5269]  ? 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)
[  271.090441][ T5269]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  271.090444][ T5269]  netif_set_promiscuity (net/core/dev.c:9699)
[  271.090446][ T5269]  dev_set_promiscuity (net/core/dev_api.c:288)
[  271.090448][ T5269]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  271.090451][ T5269] ovs_netdev_detach_dev (net/openvswitch/vport-netdev.c:174) openvswitch
[  271.090457][ T5269] dp_device_event (net/openvswitch/dp_notify.c:74) openvswitch
[  271.090461][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090463][ T5269]  notifier_call_chain (kernel/notifier.c:85)
[  271.090466][ T5269]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[  271.090468][ T5269]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[  271.090470][ T5269]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[  271.090472][ T5269]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  271.090474][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090475][ T5269]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  271.090477][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090482][ T5269]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[  271.090485][ T5269]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  271.090486][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090487][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090489][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090490][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090491][ T5269]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  271.090493][ T5269]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  271.090496][ T5269]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  271.090497][ T5269]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  271.090500][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090501][ T5269]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  271.090504][ T5269]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[  271.090507][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090508][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090509][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090511][ T5269]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[  271.090512][ T5269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  271.090514][ T5269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  271.090515][ T5269]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  271.090518][ T5269]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  271.090522][ T5269]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  271.090524][ T5269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  271.090526][ T5269]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  271.090528][ T5269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  271.090529][ T5269]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  271.090532][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090533][ T5269]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  271.090535][ T5269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  271.090538][ T5269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  271.090539][ T5269]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  271.090541][ T5269]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  271.090543][ T5269]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  271.090545][ T5269]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  271.090547][ T5269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  271.090548][ T5269]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[  271.090552][ T5269]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[  271.090555][ T5269]  ____sys_sendmsg (net/socket.c:2713)
[  271.090556][ T5269]  ? copy_msghdr_from_user (net/socket.c:2650)
[  271.090558][ T5269]  ? sock_write_iter (net/socket.c:1269)
[  271.090559][ T5269]  ? move_addr_to_kernel (net/socket.c:258)
[  271.090561][ T5269]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  271.090564][ T5269]  ___sys_sendmsg (net/socket.c:2767)
[  271.090565][ T5269]  ? copy_msghdr_from_user (net/socket.c:2619)
[  271.090570][ T5269]  __sys_sendmsg (net/socket.c:2799)
[  271.090573][ T5269]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  271.090575][ T5269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  271.090579][ T5269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  271.090581][ T5269]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  271.090583][ T5269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  271.090585][ T5269] RIP: 0033:0x7f437ceb454e
[  271.090587][ T5269] 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
[  271.090588][ T5269] RSP: 002b:00007ffea2354c70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  271.090592][ T5269] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f437ceb454e
[  271.090594][ T5269] RDX: 0000000000000000 RSI: 00007ffea2354d20 RDI: 0000000000000005
[  271.090595][ T5269] RBP: 00007ffea2354c80 R08: 0000000000000000 R09: 0000000000000000
[  271.090595][ T5269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916a2c


Finger prints:
do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__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
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning