r0 = openat$selinux_attr(0xffffffffffffff9c, &(0x7f0000000500)='/proc/thread-self/attr/exec\x00', 0x2, 0x0)
writev(r0, &(0x7f0000000100)=[{&(0x7f00000000c0)='\n', 0x1}, {&(0x7f0000000180)="9a", 0x1}], 0x2)