r0 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/attr/sockcreate\x00', 0x2, 0x0)
readv(r0, &(0x7f00000036c0)=[{&(0x7f00000014c0)=""/4096, 0x1000}], 0x1)