ioprio_set$pid(0x2, 0x0, 0x6003)
r0 = creat(&(0x7f0000000300)='./file0\x00', 0x0)
pwritev(r0, &(0x7f0000000640)=[{&(0x7f0000000080)='@', 0x1}], 0x1, 0x0, 0x0)