skbuff: skb_under_panic: text:ffffffff8a3fcc95 len:116 put:40 head:ffff88816ffa2000 data:ffff88816ffa1fe8 tail:0x5c end:0x6c0 dev:team0
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:213!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 33 Comm: kworker/1:1 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 60 b4 8f 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 fe 3c 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:ffffc90000a972c0 EFLAGS: 00010286
RAX: 0000000000000087 RBX: dffffc0000000000 RCX: ead50ca02850d400
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 00000000000006c0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1c3ae38 R12: ffff888178861690
R13: ffff88816ffa2000 R14: ffff88816ffa1fe8 R15: 000000000000005c
FS:  0000000000000000(0000) GS:ffff8882a9a1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000008038 CR3: 000000011e122000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 skb_push+0xc3/0xe0
 ip6gre_header+0xd5/0x7e0
 neigh_connected_output+0x286/0x460
 ip6_finish_output2+0x11c1/0x1540
 ip6_output+0x340/0x550
 NF_HOOK+0xa2/0x3a0
 mld_sendpack+0x8b4/0xe40
 mld_ifc_work+0x83e/0xd60
 process_scheduled_works+0xaec/0x17a0
 worker_thread+0x89f/0xd90
 kthread+0x726/0x8b0
 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 60 b4 8f 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 fe 3c 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:ffffc90000a972c0 EFLAGS: 00010286
RAX: 0000000000000087 RBX: dffffc0000000000 RCX: ead50ca02850d400
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 00000000000006c0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1c3ae38 R12: ffff888178861690
R13: ffff88816ffa2000 R14: ffff88816ffa1fe8 R15: 000000000000005c
FS:  0000000000000000(0000) GS:ffff8882a9a1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd6153d1198 CR3: 000000016ac02000 CR4: 00000000000006f0
