r0 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000640), 0x0, 0x0)
preadv(r0, &(0x7f0000000200)=[{&(0x7f0000000040)=""/8, 0x8}, {&(0x7f0000000080)=""/183, 0xb7}], 0x2, 0x0, 0x0)