======================================
| [  760.344992][ T4073] vx10: left promiscuous mode
| [  760.345324][ T4073] br1: port 1(vx10) entered disabled state
| [  762.201028][ T4084] Oops: general protection fault, probably for non-canonical address 0xfbd59c0000000024: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [  762.201453][ T4084] KASAN: maybe wild-memory-access in range [0xdead000000000120-0xdead000000000127]
[  762.201948][ T4084] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 762.202307][ T4084] RIP: 0010:neigh_flush_dev.isra.0 (./include/linux/list.h:988 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[ 762.202509][ T4084] Code: 0f 85 ef 04 00 00 49 8d 7f 08 49 8b 1f 48 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 cc 04 00 00 49 8b 6f 08 48 89 e8 48 c1 e8 03 <42> 80 3c 28 00 0f 85 19 05 00 00 48 89 5d 00 48 85 db 74 1a 48 8d
All code
========
   0:	0f 85 ef 04 00 00    	jne    0x4f5
   6:	49 8d 7f 08          	lea    0x8(%r15),%rdi
   a:	49 8b 1f             	mov    (%r15),%rbx
   d:	48 89 f8             	mov    %rdi,%rax
  10:	48 c1 e8 03          	shr    $0x3,%rax
  14:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
  19:	0f 85 cc 04 00 00    	jne    0x4eb
  1f:	49 8b 6f 08          	mov    0x8(%r15),%rbp
  23:	48 89 e8             	mov    %rbp,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
  2a:*	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)		<-- trapping instruction
  2f:	0f 85 19 05 00 00    	jne    0x54e
  35:	48 89 5d 00          	mov    %rbx,0x0(%rbp)
  39:	48 85 db             	test   %rbx,%rbx
  3c:	74 1a                	je     0x58
  3e:	48                   	rex.W
  3f:	8d                   	.byte 0x8d

Code starting with the faulting instruction
===========================================
   0:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
   5:	0f 85 19 05 00 00    	jne    0x524
   b:	48 89 5d 00          	mov    %rbx,0x0(%rbp)
   f:	48 85 db             	test   %rbx,%rbx
  12:	74 1a                	je     0x2e
  14:	48                   	rex.W
  15:	8d                   	.byte 0x8d
[  762.203047][ T4084] RSP: 0018:ffffc900011aee30 EFLAGS: 00010a06
[  762.203239][ T4084] RAX: 1bd5a00000000024 RBX: 0000000000000000 RCX: 1ffffffff5e3c740
[  762.203471][ T4084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880078f6408
[  762.203698][ T4084] RBP: dead000000000122 R08: 0000000000000001 R09: fffffbfff5e399cb
[  762.203924][ T4084] R10: ffffffffaf1cce5f R11: ffffc900011aea41 R12: ffff8880078f653c
[  762.204150][ T4084] R13: dffffc0000000000 R14: ffff888005dc9000 R15: ffff8880078f6400
[  762.204377][ T4084] FS:  00007f10dbc3d800(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[  762.204654][ T4084] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  762.204845][ T4084] CR2: 00000000004e2a98 CR3: 0000000009b06001 CR4: 0000000000772ef0
[  762.205073][ T4084] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  762.205304][ T4084] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  762.205536][ T4084] PKRU: 55555554
[  762.205654][ T4084] Call Trace:
[  762.205800][ T4084]  <TASK>
[ 762.205874][ T4084] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460) 
[ 762.205992][ T4084] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693) 
[ 762.206139][ T4084] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617) 
[ 762.206282][ T4084] ? neigh_flush_dev.isra.0 (./include/linux/list.h:988 ./include/linux/rculist.h:516 net/core/neighbour.c:384) 
[ 762.206422][ T4084] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 762.206568][ T4084] __neigh_ifdown.isra.0 (net/core/neighbour.c:826 net/core/neighbour.c:426) 
[ 762.206709][ T4084] ? __fib6_clean_all (net/ipv6/ip6_fib.c:2274) 
[ 762.206846][ T4084] ? __pfx_fib6_ifdown (net/ipv6/route.c:4853) 
[ 762.206986][ T4084] neigh_ifdown (net/core/neighbour.c:445) 
[ 762.207092][ T4084] rt6_disable_ip (net/ipv6/route.c:4912) 
[ 762.207237][ T4084] ? __pfx_rt6_disable_ip (net/ipv6/route.c:4912) 
[ 762.207375][ T4084] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 762.207515][ T4084] addrconf_ifdown.isra.0 (./include/net/addrconf.h:330 net/ipv6/addrconf.c:3860) 
[ 762.207655][ T4084] ? __try_to_del_timer_sync (kernel/time/timer.c:1499) 
[ 762.207797][ T4084] ? __pfx_addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:3845) 
[ 762.207970][ T4084] addrconf_notify (net/ipv6/addrconf.c:3815) 
[ 762.208109][ T4084] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[ 762.208252][ T4084] __dev_notify_flags (net/core/dev.c:8994) 
[ 762.208398][ T4084] ? __pfx___dev_notify_flags (net/core/dev.c:8981) 
[ 762.208542][ T4084] ? __dev_change_flags (./include/linux/list.h:111 ./include/linux/list.h:215 ./include/linux/list.h:229 net/core/dev.c:1573 net/core/dev.c:8948) 
[ 762.208681][ T4084] ? __pfx___dev_change_flags (net/core/dev.c:8914) 
[ 762.208821][ T4084] dev_change_flags (net/core/dev.c:9029) 
[ 762.208962][ T4084] do_setlink (net/core/rtnetlink.c:2975) 
[ 762.209105][ T4084] ? is_bpf_text_address (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 kernel/bpf/core.c:769) 
[ 762.209247][ T4084] ? __pfx_do_setlink (net/core/rtnetlink.c:2853) 
[ 762.209386][ T4084] ? is_bpf_text_address (kernel/bpf/core.c:772) 
[ 762.209532][ T4084] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 762.209674][ T4084] ? __kernel_text_address (kernel/extable.c:79) 
[ 762.209812][ T4084] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 762.209952][ T4084] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 762.210125][ T4084] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 762.210269][ T4084] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 762.210407][ T4084] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 762.210556][ T4084] ? stack_depot_save_flags (lib/stackdepot.c:609) 
[ 762.210696][ T4084] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 762.210803][ T4084] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 762.210942][ T4084] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 762.211079][ T4084] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 762.211218][ T4084] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 762.211358][ T4084] ? rtnl_newlink (./include/linux/slab.h:878 net/core/rtnetlink.c:3814) 
[ 762.211498][ T4084] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[ 762.211648][ T4084] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 762.211797][ T4084] ? netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 762.211934][ T4084] ? __nla_validate_parse (./include/net/netlink.h:1267 (discriminator 1) lib/nlattr.c:622 (discriminator 1)) 
[ 762.212075][ T4084] ? ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[ 762.212215][ T4084] ? ___sys_sendmsg (net/socket.c:2663) 
[ 762.212355][ T4084] __rtnl_newlink (net/core/rtnetlink.c:3771) 
[ 762.212494][ T4084] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 762.212638][ T4084] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3632) 
[ 762.212776][ T4084] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 762.212950][ T4084] ? __create_object (mm/kmemleak.c:766) 
[ 762.213090][ T4084] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 762.213233][ T4084] rtnl_newlink (net/core/rtnetlink.c:3819) 
[ 762.213338][ T4084] rtnetlink_rcv_msg (net/core/rtnetlink.c:6721) 
[ 762.213476][ T4084] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[ 762.213653][ T4084] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 762.213803][ T4084] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 762.213920][ T4084] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 762.214070][ T4084] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 762.214224][ T4084] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6615) 
[ 762.214374][ T4084] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 762.214529][ T4084] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 762.214690][ T4084] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 762.214840][ T4084] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) 
[ 762.214989][ T4084] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) 
[ 762.215142][ T4084] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 762.215294][ T4084] netlink_sendmsg (net/netlink/af_netlink.c:1901) 
[ 762.215449][ T4084] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) 
[ 762.215598][ T4084] ? __might_fault (mm/memory.c:6700 mm/memory.c:6693) 
[ 762.215751][ T4084] ? __import_iovec (lib/iov_iter.c:1433 lib/iov_iter.c:1449) 
[ 762.215905][ T4084] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) 
[ 762.216052][ T4084] ? __pfx_____sys_sendmsg (net/socket.c:2553) 
[ 762.216202][ T4084] ? __pfx_copy_msghdr_from_user (net/socket.c:2533) 
[ 762.216391][ T4084] ___sys_sendmsg (net/socket.c:2663) 
[ 762.216541][ T4084] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 762.216697][ T4084] ? __pfx____sys_sendmsg (net/socket.c:2650) 
[ 762.216845][ T4084] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 762.216997][ T4084] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) 
[ 762.217183][ T4084] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 762.217335][ T4084] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 762.217484][ T4084] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) 
[ 762.217635][ T4084] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) 
[ 762.217829][ T4084] ? __x64_sys_close (fs/open.c:1568 fs/open.c:1550 fs/open.c:1550) 
[ 762.217977][ T4084] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 762.218128][ T4084] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 762.218313][ T4084] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 762.218466][ T4084] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 762.218620][ T4084] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 762.218769][ T4084] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 762.218885][ T4084] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 
[ 762.219036][ T4084] ? __pfx___sys_sendmsg (net/socket.c:2678) 
[ 762.219189][ T4084] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) 
[ 762.219345][ T4084] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 762.219496][ T4084] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  762.219682][ T4084] RIP: 0033:0x7f10dbe497b7
[ 762.219841][ T4084] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  762.220377][ T4084] RSP: 002b:00007ffd0e0dfef8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  762.220605][ T4084] RAX: ffffffffffffffda RBX: 00007ffd0e0e0620 RCX: 00007f10dbe497b7
[  762.220830][ T4084] RDX: 0000000000000000 RSI: 00007ffd0e0dff60 RDI: 0000000000000005
[  762.221055][ T4084] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  762.221279][ T4084] R10: 00007f10dbd07ef8 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
neigh_ifdown:rt6_disable_ip:addrconf_notify:notifier_call_chain:__dev_notify_flags