prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000000000))
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000200)=@newsa={0xf0, 0x10, 0x9063c8f45262bcb, 0x0, 0x0, {{@in6=@loopback, @in=@loopback}, {@in=@loopback}, @in6=@ipv4={'\x00', '\xff\xff', @private}}}, 0xf0}}, 0x0)
readv(r0, 0x0, 0x0)