skbuff: skb_under_panic: text:ffffffff8a75e554 len:120 put:44 head:ffff88802b174000 data:ffff88802b173fe4 tail:0x5c end:0x6c0 dev:macvlan2
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:205!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 8 Comm: kworker/0:0 Not tainted 6.11.0-rc1-syzkaller-00248-gc89cca307b20 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
Workqueue: mld mld_ifc_work
RIP: 0010:skb_panic net/core/skbuff.c:205 [inline]
RIP: 0010:skb_under_panic+0x14b/0x150 net/core/skbuff.c:215
Code: 0c 8d 48 c7 c6 7f ad 20 8e 48 8b 54 24 08 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 41 54 41 57 41 56 e8 fa 62 35 02 48 83 c4 20 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3
RSP: 0018:ffffc900000d73b8 EFLAGS: 00010286
RAX: 000000000000008a RBX: dffffc0000000000 RCX: d79ad51b5b404900
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff88801f727b50 R08: ffffffff8173dfac R09: fffffbfff1cf9f80
R10: dffffc0000000000 R11: fffffbfff1cf9f80 R12: 00000000000006c0
R13: ffff88802b174000 R14: ffff88802b173fe4 R15: 000000000000005c
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f511b4d3178 CR3: 000000005b5ae000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
skb_push+0xe5/0x100 net/core/skbuff.c:2620
ip6gre_header+0xc4/0x900 net/ipv6/ip6_gre.c:1400
dev_hard_header include/linux/netdevice.h:3127 [inline]
vlan_dev_hard_header+0x359/0x480 net/8021q/vlan_dev.c:83
dev_hard_header include/linux/netdevice.h:3127 [inline]
neigh_resolve_output+0x4f3/0x740 net/core/neighbour.c:1560
neigh_output include/net/neighbour.h:542 [inline]
ip6_finish_output2+0xffa/0x1680 net/ipv6/ip6_output.c:137
ip6_finish_output+0x41e/0x810 net/ipv6/ip6_output.c:222
NF_HOOK+0x9e/0x430 include/linux/netfilter.h:314
mld_sendpack+0x843/0xdb0 net/ipv6/mcast.c:1818
mld_send_cr net/ipv6/mcast.c:2119 [inline]
mld_ifc_work+0x7d6/0xd90 net/ipv6/mcast.c:2650
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
worker_thread+0x86d/0xd40 kernel/workqueue.c:3390
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic net/core/skbuff.c:205 [inline]
RIP: 0010:skb_under_panic+0x14b/0x150 net/core/skbuff.c:215
Code: 0c 8d 48 c7 c6 7f ad 20 8e 48 8b 54 24 08 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 41 54 41 57 41 56 e8 fa 62 35 02 48 83 c4 20 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3
RSP: 0018:ffffc900000d73b8 EFLAGS: 00010286
RAX: 000000000000008a RBX: dffffc0000000000 RCX: d79ad51b5b404900
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff88801f727b50 R08: ffffffff8173dfac R09: fffffbfff1cf9f80
R10: dffffc0000000000 R11: fffffbfff1cf9f80 R12: 00000000000006c0
R13: ffff88802b174000 R14: ffff88802b173fe4 R15: 000000000000005c
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f511b507a8c CR3: 000000002392c000 CR4: 00000000003506f0