skbuff: skb_under_panic: text:ffffffff8a410625 len:116 put:40 head:ffff88810a3fe000 data:ffff88810a3fdfe8 tail:0x5c end:0x6c0 dev:bond29
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:213!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5701 Comm: kworker/0:4 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
Workqueue: mld mld_ifc_work
RIP: 0010:skb_panic+0x157/0x160
Code: c7 a0 97 97 8c 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 55 41 57 41 56 e8 9e 5b f5 ff 48 83 c4 20 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900050572e0 EFLAGS: 00010282
RAX: 0000000000000088 RBX: dffffc0000000000 RCX: 53c7265aa2923100
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 00000000000006c0 R08: ffffc90005056fe7 R09: 1ffff92000a0adfc
R10: dffffc0000000000 R11: fffff52000a0adfd R12: ffff88810c3ff810
R13: ffff88810a3fe000 R14: ffff88810a3fdfe8 R15: 000000000000005c
FS:  0000000000000000(0000) GS:ffff88818e448000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000102af4000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 skb_push+0xc3/0xe0
 ip6gre_header+0xd5/0x7e0
 neigh_connected_output+0x28c/0x470
 ip6_finish_output2+0x1107/0x1460
 ip6_output+0x337/0x540
 NF_HOOK+0xa2/0x3a0
 mld_sendpack+0x890/0xe10
 mld_ifc_work+0x839/0xe70
 process_scheduled_works+0xa2f/0x1470
 worker_thread+0xe79/0x1460
 kthread+0x787/0x910
 ret_from_fork+0x5b0/0xb20
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x157/0x160
Code: c7 a0 97 97 8c 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 55 41 57 41 56 e8 9e 5b f5 ff 48 83 c4 20 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900050572e0 EFLAGS: 00010282
RAX: 0000000000000088 RBX: dffffc0000000000 RCX: 53c7265aa2923100
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 00000000000006c0 R08: ffffc90005056fe7 R09: 1ffff92000a0adfc
R10: dffffc0000000000 R11: fffff52000a0adfd R12: ffff88810c3ff810
R13: ffff88810a3fe000 R14: ffff88810a3fdfe8 R15: 000000000000005c
FS:  0000000000000000(0000) GS:ffff88818e448000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34016ff8 CR3: 000000010c384000 CR4: 00000000000006f0
