r0 = creat(&(0x7f0000000000)='./file0\x00', 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x0) fallocate(r1, 0x10, 0x0, 0x4100) write$P9_RFSYNC(r1, &(0x7f0000000080)={0x7}, 0x7) lseek(r0, 0x0, 0x4)