------------[ cut here ]------------ unsupported nla_type 25944 WARNING: CPU: 0 PID: 2802 at net/xfrm/xfrm_compat.c:280 xfrm_xlate64_attr net/xfrm/xfrm_compat.c:280 [inline] WARNING: CPU: 0 PID: 2802 at net/xfrm/xfrm_compat.c:280 xfrm_xlate64 net/xfrm/xfrm_compat.c:301 [inline] WARNING: CPU: 0 PID: 2802 at net/xfrm/xfrm_compat.c:280 xfrm_alloc_compat+0xf39/0x10d0 net/xfrm/xfrm_compat.c:328 Modules linked in: CPU: 0 PID: 2802 Comm: syz-executor.1 Not tainted 5.11.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:xfrm_xlate64_attr net/xfrm/xfrm_compat.c:280 [inline] RIP: 0010:xfrm_xlate64 net/xfrm/xfrm_compat.c:301 [inline] RIP: 0010:xfrm_alloc_compat+0xf39/0x10d0 net/xfrm/xfrm_compat.c:328 Code: de e8 eb e8 ce f9 84 db 0f 85 b0 f8 ff ff e8 5e e2 ce f9 8b 74 24 08 48 c7 c7 c0 dc 52 8a c6 05 cf 77 4b 05 01 e8 1b b7 14 01 <0f> 0b e9 8d f8 ff ff e8 3b e2 ce f9 8b 14 24 48 c7 c7 80 dc 52 8a RSP: 0018:ffffc9001852f4b8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff815b6b15 RDI: fffff520030a5e89 RBP: 00000000000000e4 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815afcee R11: 0000000000000000 R12: 00000000ffffffa1 R13: ffff88805f0870f8 R14: ffff888062b73500 R15: ffff888018927000 FS: 00007f5947819700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000119c020 CR3: 000000006ddc9000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xfrm_alloc_userspi+0x66a/0xa30 net/xfrm/xfrm_user.c:1448 xfrm_user_rcv_msg+0x42f/0x8b0 net/xfrm/xfrm_user.c:2812 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494 xfrm_netlink_rcv+0x6b/0x90 net/xfrm/xfrm_user.c:2824 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2432 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e219 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f5947818c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e219 RDX: 0000000000000000 RSI: 00000000200006c0 RDI: 0000000000000003 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffc04da732f R14: 00007f59478199c0 R15: 000000000119bf8c