r0 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000040)='/proc/thread-self/attr/current\x00', 0x2, 0x0)
pwritev2(r0, &(0x7f0000000840)=[{&(0x7f00000001c0)="a0", 0x1}], 0x1, 0x0, 0x0, 0x10)