skbuff: skb_over_panic: text:ffffffff8a2bec43 len:392 put:16 head:ffff88807fd15380 data:ffff88807fd15380 tail:0x188 end:0x180 dev:<NULL>
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:213!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 19568 Comm: syz.2.3811 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:skb_panic+0x157/0x160 net/core/skbuff.c:213
Code: c7 60 a5 6f 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 4e 6a 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:ffffc90004ffeb68 EFLAGS: 00010282
RAX: 0000000000000088 RBX: dffffc0000000000 RCX: fc7045071afa2300
RDX: ffffc9001452f000 RSI: 0000000000005419 RDI: 000000000000541a
RBP: 0000000000000180 R08: ffffffff8f822a77 R09: 1ffffffff1f0454e
R10: dffffc0000000000 R11: fffffbfff1f0454f R12: ffff88807aa73150
R13: ffff88807fd15380 R14: ffff88807fd15380 R15: 0000000000000188
FS:  00007ffa9201a6c0(0000) GS:ffff888125f1e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000007fad6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000008d24 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 skb_over_panic net/core/skbuff.c:218 [inline]
 skb_put+0x159/0x210 net/core/skbuff.c:2622
 skb_put_zero include/linux/skbuff.h:2788 [inline]
 set_ipsecrequest+0x73/0x680 net/key/af_key.c:3532
 pfkey_send_migrate+0x11f2/0x1de0 net/key/af_key.c:3636
 km_migrate+0x155/0x260 net/xfrm/xfrm_state.c:2848
 xfrm_migrate+0x2020/0x2330 net/xfrm/xfrm_policy.c:4698
 xfrm_do_migrate+0x796/0x900 net/xfrm/xfrm_user.c:3150
 xfrm_user_rcv_msg+0x7a3/0xab0 net/xfrm/xfrm_user.c:3507
 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550
 xfrm_netlink_rcv+0x79/0x90 net/xfrm/xfrm_user.c:3529
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894
 sock_sendmsg_nosec net/socket.c:727 [inline]
 __sock_sendmsg+0x21c/0x270 net/socket.c:742
 ____sys_sendmsg+0x505/0x820 net/socket.c:2592
 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2646
 __sys_sendmsg net/socket.c:2678 [inline]
 __do_sys_sendmsg net/socket.c:2683 [inline]
 __se_sys_sendmsg net/socket.c:2681 [inline]
 __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2681
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xec/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa9118f749
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:00007ffa9201a038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ffa913e5fa0 RCX: 00007ffa9118f749
RDX: 0000000000000000 RSI: 0000200000000380 RDI: 0000000000000004
RBP: 00007ffa91213f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffa913e6038 R14: 00007ffa913e5fa0 R15: 00007ffcf13a9a38
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x157/0x160 net/core/skbuff.c:213
Code: c7 60 a5 6f 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 4e 6a 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:ffffc90004ffeb68 EFLAGS: 00010282
RAX: 0000000000000088 RBX: dffffc0000000000 RCX: fc7045071afa2300
RDX: ffffc9001452f000 RSI: 0000000000005419 RDI: 000000000000541a
RBP: 0000000000000180 R08: ffffffff8f822a77 R09: 1ffffffff1f0454e
R10: dffffc0000000000 R11: fffffbfff1f0454f R12: ffff88807aa73150
R13: ffff88807fd15380 R14: ffff88807fd15380 R15: 0000000000000188
FS:  00007ffa9201a6c0(0000) GS:ffff888125e1e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2f14d7 CR3: 000000007fad6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600