r0 = openat$random(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
preadv(r0, &(0x7f00000001c0)=[{&(0x7f0000000e00)=""/4096, 0xfdef}], 0x1, 0x0, 0x0)