skbuff: skb_over_panic: text:ffffffff82d901b4 len:392 put:16 head:ffff8881053d5e40 data:ffff8881053d5e40 tail:0x188 end:0x180 dev:<NULL>
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:209!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP PTI
CPU: 0 UID: 0 PID: 4912 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:skb_panic+0x5c/0x60 net/core/skbuff.c:209
Code: b9 b2 bb 83 4c 0f 45 f7 48 c7 c7 09 86 b6 83 48 89 ce 44 89 d1 41 56 53 41 53 ff b0 d8 00 00 00 e8 b9 14 fe ff 48 83 c4 20 90 <0f> 0b cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f
RSP: 0018:ffffc90001adb300 EFLAGS: 00010286
RAX: 0000000000000088 RBX: 0000000000000180 RCX: 2b44971ef206af00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000188 R08: 0000000000000000 R09: 0000000000000009
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000180
R13: 0000000000000178 R14: ffffffff83bbb2b9 R15: ffff8881053d5e40
FS:  00007fd8b4c8f6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001f40 CR3: 0000000120fcc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 skb_over_panic net/core/skbuff.c:214 [inline]
 skb_put+0x92/0xa0 net/core/skbuff.c:2621
 skb_put_zero include/linux/skbuff.h:2737 [inline]
 set_ipsecrequest+0x64/0x160 net/key/af_key.c:3532
 pfkey_send_migrate+0x758/0x840 net/key/af_key.c:3636
 km_migrate+0xab/0x120 net/xfrm/xfrm_state.c:2824
 xfrm_migrate+0xf2f/0x10c0 net/xfrm/xfrm_policy.c:4689
 xfrm_do_migrate+0x395/0x400 net/xfrm/xfrm_user.c:3090
 xfrm_user_rcv_msg+0x3fb/0x4b0 net/xfrm/xfrm_user.c:3447
 netlink_rcv_skb+0xeb/0x1d0 net/netlink/af_netlink.c:2543
 xfrm_netlink_rcv+0x36/0x50 net/xfrm/xfrm_user.c:3469
 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
 netlink_unicast+0x3cb/0x4a0 net/netlink/af_netlink.c:1348
 netlink_sendmsg+0x490/0x580 net/netlink/af_netlink.c:1892
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg+0xc6/0xf0 net/socket.c:733
 ____sys_sendmsg+0x25f/0x3b0 net/socket.c:2573
 ___sys_sendmsg+0x2df/0x320 net/socket.c:2627
 __sys_sendmsg net/socket.c:2659 [inline]
 __do_sys_sendmsg net/socket.c:2664 [inline]
 __se_sys_sendmsg net/socket.c:2662 [inline]
 __x64_sys_sendmsg+0x111/0x1a0 net/socket.c:2662
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xe2/0x210 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd8b4e1eec9
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:00007fd8b4c8f038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fd8b5075fa0 RCX: 00007fd8b4e1eec9
RDX: 0000000000000000 RSI: 0000200000000380 RDI: 0000000000000004
RBP: 00007fd8b4ea1f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd8b5076038 R14: 00007fd8b5075fa0 R15: 00007ffddd6855f8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x5c/0x60 net/core/skbuff.c:209
Code: b9 b2 bb 83 4c 0f 45 f7 48 c7 c7 09 86 b6 83 48 89 ce 44 89 d1 41 56 53 41 53 ff b0 d8 00 00 00 e8 b9 14 fe ff 48 83 c4 20 90 <0f> 0b cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f
RSP: 0018:ffffc90001adb300 EFLAGS: 00010286
RAX: 0000000000000088 RBX: 0000000000000180 RCX: 2b44971ef206af00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000188 R08: 0000000000000000 R09: 0000000000000009
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000180
R13: 0000000000000178 R14: ffffffff83bbb2b9 R15: ffff8881053d5e40
FS:  00007fd8b4c8f6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001f40 CR3: 0000000120fcc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400