======================================
| [  905.991648] tc (22627) used greatest stack depth: 11736 bytes left
| [  949.198037] ------------[ cut here ]------------
| [  949.198137] WARNING: CPU: 2 PID: 23158 at net/bridge/br_multicast.c:1388 __br_multicast_stop (net/bridge/br_multicast.c:1388 net/bridge/br_multicast.c:1386 net/bridge/br_multicast.c:1398 net/bridge/br_multicast.c:4458) bridge 
| [  949.198233] Modules linked in: act_tunnel_key cls_matchall ip6_gre ip6_tunnel tunnel6 act_pedit macvlan ip_gre gre xfrm_user act_mirred dummy act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[  949.198450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  949.198522] RIP: 0010:__br_multicast_stop (net/bridge/br_multicast.c:1388 net/bridge/br_multicast.c:1386 net/bridge/br_multicast.c:1398 net/bridge/br_multicast.c:4458) bridge 
[ 949.198585] Code: 89 df e8 f3 fd ff ff 80 bb 2c 01 00 00 00 75 19 80 bb 0c 02 00 00 00 75 1d 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 b1 92 2b c3 90 <0f> 0b 90 80 bb 0c 02 00 00 00 74 e3 90 0f 0b 90 48 8b 3b 5b 48 81
All code
========
   0:	89 df                	mov    %ebx,%edi
   2:	e8 f3 fd ff ff       	call   0xfffffffffffffdfa
   7:	80 bb 2c 01 00 00 00 	cmpb   $0x0,0x12c(%rbx)
   e:	75 19                	jne    0x29
  10:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  17:	75 1d                	jne    0x36
  19:	48 8b 3b             	mov    (%rbx),%rdi
  1c:	5b                   	pop    %rbx
  1d:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  24:	e9 b1 92 2b c3       	jmp    0xffffffffc32b92da
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  34:	74 e3                	je     0x19
  36:	90                   	nop
  37:	0f 0b                	ud2
  39:	90                   	nop
  3a:	48 8b 3b             	mov    (%rbx),%rdi
  3d:	5b                   	pop    %rbx
  3e:	48                   	rex.W
  3f:	81                   	.byte 0x81

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
   a:	74 e3                	je     0xffffffffffffffef
   c:	90                   	nop
   d:	0f 0b                	ud2
   f:	90                   	nop
  10:	48 8b 3b             	mov    (%rbx),%rdi
  13:	5b                   	pop    %rbx
  14:	48                   	rex.W
  15:	81                   	.byte 0x81
[  949.198721] RSP: 0018:ffffa8e683e4f888 EFLAGS: 00010202
[  949.198769] RAX: 0000000000000001 RBX: ffff9217447d2af0 RCX: 0000000000000001
[  949.198835] RDX: ffff9217447d2c50 RSI: 0000000000000001 RDI: ffff9217447d29c0
[  949.198901] RBP: ffff9217447d29c0 R08: ffffffff848f0180 R09: ffffa8e683e4fb40
[  949.198966] R10: ffff921747691a50 R11: ffff9217447d2000 R12: ffff9217447d29c0
[  949.199029] R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000001
[  949.199092] FS:  00007f2e6236f800(0000) GS:ffff9217fa4e7000(0000) knlGS:0000000000000000
[  949.199154] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  949.199209] CR2: 0000000000447b60 CR3: 0000000002f08006 CR4: 0000000000772ef0
[  949.199273] PKRU: 55555554
[  949.199306] Call Trace:
[  949.199343]  <TASK>
[  949.199376] br_multicast_toggle_vlan_snooping (net/bridge/br_multicast.c:4585) bridge 
[  949.199439] br_boolopt_multi_toggle (net/bridge/br.c:331) bridge 
[  949.199505] br_changelink (net/bridge/br_netlink.c:1545) bridge 
[  949.199559] ? ns_capable (./include/linux/security.h:694 kernel/capability.c:342 kernel/capability.c:363) 
[  949.199604] rtnl_newlink (net/core/rtnetlink.c:3721 net/core/rtnetlink.c:3920 net/core/rtnetlink.c:4057) 
[  949.199650] ? rtnl_setlink (net/core/rtnetlink.c:3948) 
[  949.199699] rtnetlink_rcv_msg (net/core/rtnetlink.c:6947) 
[  949.199745] ? update_load_avg (kernel/sched/fair.c:4734) 
[  949.199788] ? rtnl_calcit.isra.0 (net/core/rtnetlink.c:6849) 
[  949.199837] netlink_rcv_skb (net/netlink/af_netlink.c:2552) 
[  949.199881] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[  949.199921] ? __alloc_skb (net/core/skbuff.c:686) 
[  949.199964] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[  949.200004] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[  949.200045] ? copy_msghdr_from_user (net/socket.c:2554) 
[  949.200092] ___sys_sendmsg (net/socket.c:2670) 
[  949.200137] ? __handle_mm_fault (mm/memory.c:5565 mm/memory.c:5707 mm/memory.c:4234 mm/memory.c:6052 mm/memory.c:6195) 
[  949.200191] __sys_sendmsg (net/socket.c:2700) 
[  949.200234] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[  949.200275] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  949.200324] RIP: 0033:0x7f2e6253c1e7
[ 949.200363] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[  949.200498] RSP: 002b:00007ffc2e348408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  949.200564] RAX: ffffffffffffffda RBX: 00007ffc2e348b30 RCX: 00007f2e6253c1e7
[  949.200627] RDX: 0000000000000000 RSI: 00007ffc2e348470 RDI: 0000000000000005
[  949.200701] RBP: 000000000000000c R08: 0000000000000068 R09: 0000000000000000
[  949.200764] R10: 00007f2e625caac0 R11: 0000000000000246 R12: 00007ffc2e348b50
[  949.200831] R13: 0000000068b1c7ec R14: 0000000000499600 R15: 00007ffc2e348550
| [  949.200997] ------------[ cut here ]------------
| [  949.201046] WARNING: CPU: 2 PID: 23158 at net/bridge/br_multicast.c:1393 __br_multicast_stop (net/bridge/br_multicast.c:1393 net/bridge/br_multicast.c:1391 net/bridge/br_multicast.c:1399 net/bridge/br_multicast.c:4458) bridge 
| [  949.201132] Modules linked in: act_tunnel_key cls_matchall ip6_gre ip6_tunnel tunnel6 act_pedit macvlan ip_gre gre xfrm_user act_mirred dummy act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  949.201352] Tainted: [W]=WARN
[  949.201391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  949.201446] RIP: 0010:__br_multicast_stop (net/bridge/br_multicast.c:1393 net/bridge/br_multicast.c:1391 net/bridge/br_multicast.c:1399 net/bridge/br_multicast.c:4458) bridge 
[ 949.201518] Code: 00 75 19 80 bb 0c 02 00 00 00 75 1d 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 b1 92 2b c3 90 0f 0b 90 80 bb 0c 02 00 00 00 74 e3 90 <0f> 0b 90 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 90 92 2b c3 41 56 41
All code
========
   0:	00 75 19             	add    %dh,0x19(%rbp)
   3:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
   a:	75 1d                	jne    0x29
   c:	48 8b 3b             	mov    (%rbx),%rdi
   f:	5b                   	pop    %rbx
  10:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  17:	e9 b1 92 2b c3       	jmp    0xffffffffc32b92cd
  1c:	90                   	nop
  1d:	0f 0b                	ud2
  1f:	90                   	nop
  20:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  27:	74 e3                	je     0xc
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 8b 3b             	mov    (%rbx),%rdi
  30:	5b                   	pop    %rbx
  31:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  38:	e9 90 92 2b c3       	jmp    0xffffffffc32b92cd
  3d:	41 56                	push   %r14
  3f:	41                   	rex.B

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 8b 3b             	mov    (%rbx),%rdi
   6:	5b                   	pop    %rbx
   7:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
   e:	e9 90 92 2b c3       	jmp    0xffffffffc32b92a3
  13:	41 56                	push   %r14
  15:	41                   	rex.B
[  949.201642] RSP: 0018:ffffa8e683e4f888 EFLAGS: 00010202
[  949.201702] RAX: 0000000000000001 RBX: ffff9217447d2af0 RCX: 0000000000000001
[  949.201768] RDX: ffff9217447d2c50 RSI: 0000000000000001 RDI: ffff9217447d29c0
[  949.201833] RBP: ffff9217447d29c0 R08: ffffffff848f0180 R09: ffffa8e683e4fb40
[  949.201909] R10: ffff921747691a50 R11: ffff9217447d2000 R12: ffff9217447d29c0
[  949.201971] R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000001
[  949.202035] FS:  00007f2e6236f800(0000) GS:ffff9217fa4e7000(0000) knlGS:0000000000000000
[  949.202100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  949.202165] CR2: 0000000000447b60 CR3: 0000000002f08006 CR4: 0000000000772ef0
[  949.202229] PKRU: 55555554
[  949.202260] Call Trace:
[  949.202290]  <TASK>
[  949.202323] br_multicast_toggle_vlan_snooping (net/bridge/br_multicast.c:4585) bridge 
[  949.202385] br_boolopt_multi_toggle (net/bridge/br.c:331) bridge 
[  949.202439] br_changelink (net/bridge/br_netlink.c:1545) bridge 
[  949.202508] ? ns_capable (./include/linux/security.h:694 kernel/capability.c:342 kernel/capability.c:363) 
[  949.202555] rtnl_newlink (net/core/rtnetlink.c:3721 net/core/rtnetlink.c:3920 net/core/rtnetlink.c:4057) 
[  949.202598] ? rtnl_setlink (net/core/rtnetlink.c:3948) 
[  949.202644] rtnetlink_rcv_msg (net/core/rtnetlink.c:6947) 
[  949.202694] ? update_load_avg (kernel/sched/fair.c:4734) 
[  949.202737] ? rtnl_calcit.isra.0 (net/core/rtnetlink.c:6849) 
[  949.202784] netlink_rcv_skb (net/netlink/af_netlink.c:2552) 
[  949.202830] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[  949.202871] ? __alloc_skb (net/core/skbuff.c:686) 
[  949.202910] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[  949.202952] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[  949.202992] ? copy_msghdr_from_user (net/socket.c:2554) 
[  949.203041] ___sys_sendmsg (net/socket.c:2670) 
[  949.203085] ? __handle_mm_fault (mm/memory.c:5565 mm/memory.c:5707 mm/memory.c:4234 mm/memory.c:6052 mm/memory.c:6195) 
[  949.203135] __sys_sendmsg (net/socket.c:2700) 
[  949.203176] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[  949.203214] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  949.203262] RIP: 0033:0x7f2e6253c1e7
[ 949.203302] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[  949.203426] RSP: 002b:00007ffc2e348408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  949.203501] RAX: ffffffffffffffda RBX: 00007ffc2e348b30 RCX: 00007f2e6253c1e7
[  949.203564] RDX: 0000000000000000 RSI: 00007ffc2e348470 RDI: 0000000000000005
[  949.203628] RBP: 000000000000000c R08: 0000000000000068 R09: 0000000000000000
[  949.203701] R10: 00007f2e625caac0 R11: 0000000000000246 R12: 00007ffc2e348b50
[  949.203766] R13: 0000000068b1c7ec R14: 0000000000499600 R15: 00007ffc2e348550
| [  959.316496] ------------[ cut here ]------------
| [  959.316583] WARNING: CPU: 3 PID: 23182 at net/bridge/br_multicast.c:1388 __br_multicast_stop (net/bridge/br_multicast.c:1388 net/bridge/br_multicast.c:1386 net/bridge/br_multicast.c:1398 net/bridge/br_multicast.c:4458) bridge 
| [  959.316744] Modules linked in: act_tunnel_key cls_matchall ip6_gre ip6_tunnel tunnel6 act_pedit macvlan ip_gre gre xfrm_user act_mirred dummy act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  959.317116] Tainted: [W]=WARN
[  959.317159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  959.317235] RIP: 0010:__br_multicast_stop (net/bridge/br_multicast.c:1388 net/bridge/br_multicast.c:1386 net/bridge/br_multicast.c:1398 net/bridge/br_multicast.c:4458) bridge 
[ 959.317320] Code: 89 df e8 f3 fd ff ff 80 bb 2c 01 00 00 00 75 19 80 bb 0c 02 00 00 00 75 1d 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 b1 92 2b c3 90 <0f> 0b 90 80 bb 0c 02 00 00 00 74 e3 90 0f 0b 90 48 8b 3b 5b 48 81
All code
========
   0:	89 df                	mov    %ebx,%edi
   2:	e8 f3 fd ff ff       	call   0xfffffffffffffdfa
   7:	80 bb 2c 01 00 00 00 	cmpb   $0x0,0x12c(%rbx)
   e:	75 19                	jne    0x29
  10:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  17:	75 1d                	jne    0x36
  19:	48 8b 3b             	mov    (%rbx),%rdi
  1c:	5b                   	pop    %rbx
  1d:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  24:	e9 b1 92 2b c3       	jmp    0xffffffffc32b92da
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  34:	74 e3                	je     0x19
  36:	90                   	nop
  37:	0f 0b                	ud2
  39:	90                   	nop
  3a:	48 8b 3b             	mov    (%rbx),%rdi
  3d:	5b                   	pop    %rbx
  3e:	48                   	rex.W
  3f:	81                   	.byte 0x81

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
   a:	74 e3                	je     0xffffffffffffffef
   c:	90                   	nop
   d:	0f 0b                	ud2
   f:	90                   	nop
  10:	48 8b 3b             	mov    (%rbx),%rdi
  13:	5b                   	pop    %rbx
  14:	48                   	rex.W
  15:	81                   	.byte 0x81
[  959.317525] RSP: 0018:ffffa8e683e87888 EFLAGS: 00010202
[  959.317589] RAX: 0000000000000001 RBX: ffff9217447d2af0 RCX: 0000000000000001
[  959.317678] RDX: ffff9217447d2c50 RSI: 0000000000000001 RDI: ffff9217447d29c0
[  959.317768] RBP: ffff9217447d29c0 R08: ffffffff848f0180 R09: ffffa8e683e87b40
[  959.317856] R10: ffff921746cdf250 R11: ffff9217447d2000 R12: ffff9217447d29c0
[  959.317943] R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000001
[  959.318034] FS:  00007fe0f0b35800(0000) GS:ffff9217fa567000(0000) knlGS:0000000000000000
[  959.318130] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  959.318203] CR2: 0000000000447b60 CR3: 0000000002e89006 CR4: 0000000000772ef0
[  959.318293] PKRU: 55555554
[  959.318328] Call Trace:
[  959.318359]  <TASK>
[  959.318392] br_multicast_toggle_vlan_snooping (net/bridge/br_multicast.c:4585) bridge 
[  959.318486] br_boolopt_multi_toggle (net/bridge/br.c:331) bridge 
[  959.318566] br_changelink (net/bridge/br_netlink.c:1545) bridge 
[  959.318638] ? ns_capable (./include/linux/security.h:694 kernel/capability.c:342 kernel/capability.c:363) 
[  959.318687] rtnl_newlink (net/core/rtnetlink.c:3721 net/core/rtnetlink.c:3920 net/core/rtnetlink.c:4057) 
[  959.318732] ? rtnl_setlink (net/core/rtnetlink.c:3948) 
[  959.318771] rtnetlink_rcv_msg (net/core/rtnetlink.c:6947) 
[  959.318816] ? update_load_avg (kernel/sched/fair.c:4734) 
[  959.318861] ? rtnl_calcit.isra.0 (net/core/rtnetlink.c:6849) 
[  959.318907] netlink_rcv_skb (net/netlink/af_netlink.c:2552) 
[  959.318946] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[  959.318981] ? __alloc_skb (net/core/skbuff.c:686) 
[  959.319022] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[  959.319058] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[  959.319100] ? copy_msghdr_from_user (net/socket.c:2554) 
[  959.319148] ___sys_sendmsg (net/socket.c:2670) 
[  959.319185] ? __handle_mm_fault (mm/memory.c:5565 mm/memory.c:5707 mm/memory.c:4234 mm/memory.c:6052 mm/memory.c:6195) 
[  959.319237] __sys_sendmsg (net/socket.c:2700) 
[  959.319281] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[  959.319317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  959.319364] RIP: 0033:0x7fe0f0d021e7
[ 959.319399] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[  959.319544] RSP: 002b:00007ffe3c819088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  959.319607] RAX: ffffffffffffffda RBX: 00007ffe3c8197b0 RCX: 00007fe0f0d021e7
[  959.319665] RDX: 0000000000000000 RSI: 00007ffe3c8190f0 RDI: 0000000000000005
[  959.319730] RBP: 000000000000000c R08: 0000000000000068 R09: 0000000000000000
[  959.319809] R10: 00007fe0f0d90ac0 R11: 0000000000000246 R12: 00007ffe3c8197d0
[  959.319874] R13: 0000000068b1c7f6 R14: 0000000000499600 R15: 00007ffe3c8191d0
| [  959.320043] ------------[ cut here ]------------
| [  959.320089] WARNING: CPU: 3 PID: 23182 at net/bridge/br_multicast.c:1393 __br_multicast_stop (net/bridge/br_multicast.c:1393 net/bridge/br_multicast.c:1391 net/bridge/br_multicast.c:1399 net/bridge/br_multicast.c:4458) bridge 
| [  959.320188] Modules linked in: act_tunnel_key cls_matchall ip6_gre ip6_tunnel tunnel6 act_pedit macvlan ip_gre gre xfrm_user act_mirred dummy act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  959.320459] Tainted: [W]=WARN
[  959.320498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  959.320555] RIP: 0010:__br_multicast_stop (net/bridge/br_multicast.c:1393 net/bridge/br_multicast.c:1391 net/bridge/br_multicast.c:1399 net/bridge/br_multicast.c:4458) bridge 
[ 959.320617] Code: 00 75 19 80 bb 0c 02 00 00 00 75 1d 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 b1 92 2b c3 90 0f 0b 90 80 bb 0c 02 00 00 00 74 e3 90 <0f> 0b 90 48 8b 3b 5b 48 81 c7 4c 03 00 00 e9 90 92 2b c3 41 56 41
All code
========
   0:	00 75 19             	add    %dh,0x19(%rbp)
   3:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
   a:	75 1d                	jne    0x29
   c:	48 8b 3b             	mov    (%rbx),%rdi
   f:	5b                   	pop    %rbx
  10:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  17:	e9 b1 92 2b c3       	jmp    0xffffffffc32b92cd
  1c:	90                   	nop
  1d:	0f 0b                	ud2
  1f:	90                   	nop
  20:	80 bb 0c 02 00 00 00 	cmpb   $0x0,0x20c(%rbx)
  27:	74 e3                	je     0xc
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 8b 3b             	mov    (%rbx),%rdi
  30:	5b                   	pop    %rbx
  31:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
  38:	e9 90 92 2b c3       	jmp    0xffffffffc32b92cd
  3d:	41 56                	push   %r14
  3f:	41                   	rex.B

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 8b 3b             	mov    (%rbx),%rdi
   6:	5b                   	pop    %rbx
   7:	48 81 c7 4c 03 00 00 	add    $0x34c,%rdi
   e:	e9 90 92 2b c3       	jmp    0xffffffffc32b92a3
  13:	41 56                	push   %r14
  15:	41                   	rex.B
[  959.320766] RSP: 0018:ffffa8e683e87888 EFLAGS: 00010202
[  959.320823] RAX: 0000000000000001 RBX: ffff9217447d2af0 RCX: 0000000000000001
[  959.320911] RDX: ffff9217447d2c50 RSI: 0000000000000001 RDI: ffff9217447d29c0
[  959.320999] RBP: ffff9217447d29c0 R08: ffffffff848f0180 R09: ffffa8e683e87b40
[  959.321090] R10: ffff921746cdf250 R11: ffff9217447d2000 R12: ffff9217447d29c0
[  959.321165] R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000001
[  959.321225] FS:  00007fe0f0b35800(0000) GS:ffff9217fa567000(0000) knlGS:0000000000000000
[  959.321297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  959.321349] CR2: 0000000000447b60 CR3: 0000000002e89006 CR4: 0000000000772ef0
[  959.321421] PKRU: 55555554
[  959.321447] Call Trace:
[  959.321472]  <TASK>
[  959.321499] br_multicast_toggle_vlan_snooping (net/bridge/br_multicast.c:4585) bridge 
[  959.321564] br_boolopt_multi_toggle (net/bridge/br.c:331) bridge 
[  959.321621] br_changelink (net/bridge/br_netlink.c:1545) bridge 
[  959.321680] ? ns_capable (./include/linux/security.h:694 kernel/capability.c:342 kernel/capability.c:363) 
[  959.321721] rtnl_newlink (net/core/rtnetlink.c:3721 net/core/rtnetlink.c:3920 net/core/rtnetlink.c:4057) 
[  959.321759] ? rtnl_setlink (net/core/rtnetlink.c:3948) 
[  959.321815] rtnetlink_rcv_msg (net/core/rtnetlink.c:6947) 
[  959.321851] ? update_load_avg (kernel/sched/fair.c:4734) 
[  959.321893] ? rtnl_calcit.isra.0 (net/core/rtnetlink.c:6849) 
[  959.321942] netlink_rcv_skb (net/netlink/af_netlink.c:2552) 
[  959.321980] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[  959.322014] ? __alloc_skb (net/core/skbuff.c:686) 
[  959.322051] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[  959.322080] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[  959.322116] ? copy_msghdr_from_user (net/socket.c:2554) 
[  959.322164] ___sys_sendmsg (net/socket.c:2670) 
[  959.322201] ? __handle_mm_fault (mm/memory.c:5565 mm/memory.c:5707 mm/memory.c:4234 mm/memory.c:6052 mm/memory.c:6195) 
[  959.322259] __sys_sendmsg (net/socket.c:2700) 
[  959.322304] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[  959.322341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  959.322394] RIP: 0033:0x7fe0f0d021e7
[ 959.322431] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[  959.322579] RSP: 002b:00007ffe3c819088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  959.322651] RAX: ffffffffffffffda RBX: 00007ffe3c8197b0 RCX: 00007fe0f0d021e7
[  959.322719] RDX: 0000000000000000 RSI: 00007ffe3c8190f0 RDI: 0000000000000005
[  959.322800] RBP: 000000000000000c R08: 0000000000000068 R09: 0000000000000000
[  959.322866] R10: 00007fe0f0d90ac0 R11: 0000000000000246 R12: 00007ffe3c8197d0


Finger prints:
__br_multicast_stop:br_multicast_toggle_vlan_snooping:br_boolopt_multi_toggle:br_changelink:rtnl_newlink