openvswitch: netlink: Missing key (keys=40, expected=80)
Oops: general protection fault, probably for non-canonical address 0xdffffc001fffc1ac: 0000 [#1] SMP KASAN PTI
KASAN: probably user-memory-access in range [0x00000000fffe0d60-0x00000000fffe0d67]
CPU: 1 UID: 0 PID: 29049 Comm: syz.2.5951 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:____ip_mc_inc_group+0x214/0xde0
Code: d4 88 05 01 48 c7 c7 a0 a4 9e 8c be ec 05 00 00 48 c7 c2 20 a5 9e 8c e8 0a fc 98 f7 44 89 e8 4d 8d 34 c6 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 4e 8d 1e f8 4d 8b 2e 4d 85 ed 0f 84
RSP: 0000:ffffc90009526790 EFLAGS: 00010206
RAX: 000000001fffc1ac RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc90003df1000 RSI: 00000000000030c5 RDI: 00000000000030c6
RBP: 0000000000000000 R08: ffffffff8f5382e7 R09: 1ffffffff1ea705c
R10: dffffc0000000000 R11: fffffbfff1ea705d R12: 00000000010000e0
R13: 00000000000001ac R14: 00000000fffe0d60 R15: 0000000000000cc0
FS:  00007f9f1bf236c0(0000) GS:ffff8881a3c1a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c389786 CR3: 000000011085a000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ip_mc_up+0x125/0x300
 inetdev_event+0xfb3/0x15b0
 notifier_call_chain+0x1b6/0x3e0
 __dev_notify_flags+0x18d/0x2e0
 netif_change_flags+0xe8/0x1a0
 do_setlink+0xc55/0x41c0
 rtnl_newlink+0x160b/0x1c70
 rtnetlink_rcv_msg+0x7cf/0xb70
 netlink_rcv_skb+0x208/0x470
 netlink_unicast+0x82f/0x9e0
 netlink_sendmsg+0x805/0xb30
 __sock_sendmsg+0x21c/0x270
 ____sys_sendmsg+0x52d/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __sys_sendmmsg+0x227/0x430
 __x64_sys_sendmmsg+0xa0/0xc0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9f1b18ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9f1bf23038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007f9f1b3c5fa0 RCX: 00007f9f1b18ebe9
RDX: 040000000000009f RSI: 00002000000002c0 RDI: 0000000000000006
RBP: 00007f9f1b211e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9f1b3c6038 R14: 00007f9f1b3c5fa0 R15: 00007ffe8b816b08
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:____ip_mc_inc_group+0x214/0xde0
Code: d4 88 05 01 48 c7 c7 a0 a4 9e 8c be ec 05 00 00 48 c7 c2 20 a5 9e 8c e8 0a fc 98 f7 44 89 e8 4d 8d 34 c6 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 4e 8d 1e f8 4d 8b 2e 4d 85 ed 0f 84
RSP: 0000:ffffc90009526790 EFLAGS: 00010206
RAX: 000000001fffc1ac RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc90003df1000 RSI: 00000000000030c5 RDI: 00000000000030c6
RBP: 0000000000000000 R08: ffffffff8f5382e7 R09: 1ffffffff1ea705c
R10: dffffc0000000000 R11: fffffbfff1ea705d R12: 00000000010000e0
R13: 00000000000001ac R14: 00000000fffe0d60 R15: 0000000000000cc0
FS:  00007f9f1bf236c0(0000) GS:ffff8881a3c1a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c389786 CR3: 000000011085a000 CR4: 00000000000006f0
