------------[ cut here ]------------ unsupported nla_type 25944 WARNING: CPU: 0 PID: 796 at net/xfrm/xfrm_compat.c:280 xfrm_xlate64_attr net/xfrm/xfrm_compat.c:280 [inline] WARNING: CPU: 0 PID: 796 at net/xfrm/xfrm_compat.c:280 xfrm_xlate64 net/xfrm/xfrm_compat.c:301 [inline] WARNING: CPU: 0 PID: 796 at net/xfrm/xfrm_compat.c:280 xfrm_alloc_compat+0xf39/0x10d0 net/xfrm/xfrm_compat.c:328 Modules linked in: CPU: 0 PID: 796 Comm: syz-executor.4 Not tainted 5.11.0-rc6-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 9b 3f cd f9 84 db 0f 85 b0 f8 ff ff e8 0e 39 cd f9 8b 74 24 08 48 c7 c7 a0 fc 52 8a c6 05 aa 27 ea 05 01 e8 40 a5 15 01 <0f> 0b e9 8d f8 ff ff e8 eb 38 cd f9 8b 14 24 48 c7 c7 60 fc 52 8a RSP: 0018:ffffc900094974b8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff815b6395 RDI: fffff52001292e89 RBP: 00000000000000e4 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815af56e R11: 0000000000000000 R12: 00000000ffffffa1 R13: ffff8880217068f8 R14: ffff88802f9a7b40 R15: ffff88802fd66dc0 FS: 00007f1b4478a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c921000 CR3: 000000002513b000 CR4: 00000000001506e0 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+0x42c/0x8b0 net/xfrm/xfrm_user.c:2812 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502 xfrm_netlink_rcv+0x6b/0x90 net/xfrm/xfrm_user.c:2824 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 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: 0033:0x465b09 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1b4478a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 0000000020000b80 RDI: 0000000000000003 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc7b593c2f R14: 00007f1b4478a300 R15: 0000000000022000