skbuff: skb_over_panic: text:ffffffff83ae8a57 len:65575 put:65575 head:ffff8881dde5f000 data:ffff8881dde5f088 tail:0x100af end:0x680 dev:<NULL>
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:109!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 299 Comm: syz-executor680 Not tainted 5.4.147-syzkaller-00003-g946eff433f93 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:skb_panic+0x14d/0x150 net/core/skbuff.c:105
Code: 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 49 89 e9 b8 00 00 00 00 53 41 55 41 54 41 57 e8 e3 95 ed fd 48 83 c4 20 <0f> 0b 90 55 41 57 41 56 41 55 41 54 53 48 83 ec 68 4d 89 cd 4c 89
RSP: 0018:ffff8881de9ef6a8 EFLAGS: 00010282
RAX: 000000000000008f RBX: ffffffff851bdac0 RCX: 4bd5b94dfbc6a500
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff8881dde5f000 R08: ffffffff814b2bac R09: ffffed103bd3de8b
R10: ffffed103bd3de8b R11: 0000000000000000 R12: 00000000000100af
R13: 0000000000000680 R14: dffffc0000000000 R15: ffff8881dde5f088
FS:  0000555557331300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000040 CR3: 00000001dedc0000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 skb_over_panic+0x25/0x30 net/core/skbuff.c:114
 skb_put+0x1e0/0x1e0 net/core/skbuff.c:1877
 __ip6_append_data+0x2917/0x3b00 net/ipv6/ip6_output.c:1609
 ip6_append_data+0x1ad/0x2c0 net/ipv6/ip6_output.c:1758
 rawv6_sendmsg+0x1937/0x2950 net/ipv6/raw.c:949
 sock_sendmsg_nosec net/socket.c:638 [inline]
 sock_sendmsg net/socket.c:658 [inline]
 ____sys_sendmsg+0x4ee/0x7c0 net/socket.c:2287
 ___sys_sendmsg net/socket.c:2341 [inline]
 __sys_sendmmsg+0x32b/0x640 net/socket.c:2444
 __do_sys_sendmmsg net/socket.c:2473 [inline]
 __se_sys_sendmmsg net/socket.c:2470 [inline]
 __x64_sys_sendmmsg+0x9c/0xb0 net/socket.c:2470
 do_syscall_64+0xcb/0x1e0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f258f0583f9
Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd9cee1ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007ffd9cee1eb8 RCX: 00007f258f0583f9
RDX: 0000000000000001 RSI: 00000000200002c0 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fe80 R11: 0000000000000246 R12: 00007ffd9cee1ec0
R13: 00007ffd9cee1ee0 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 6eac1786901b199a ]---
RIP: 0010:skb_panic+0x14d/0x150 net/core/skbuff.c:105
Code: 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 49 89 e9 b8 00 00 00 00 53 41 55 41 54 41 57 e8 e3 95 ed fd 48 83 c4 20 <0f> 0b 90 55 41 57 41 56 41 55 41 54 53 48 83 ec 68 4d 89 cd 4c 89
RSP: 0018:ffff8881de9ef6a8 EFLAGS: 00010282
RAX: 000000000000008f RBX: ffffffff851bdac0 RCX: 4bd5b94dfbc6a500
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff8881dde5f000 R08: ffffffff814b2bac R09: ffffed103bd3de8b
R10: ffffed103bd3de8b R11: 0000000000000000 R12: 00000000000100af
R13: 0000000000000680 R14: dffffc0000000000 R15: ffff8881dde5f088
FS:  0000555557331300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000040 CR3: 00000001dedc0000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400