r0 = creat(&(0x7f00000003c0)='./file0\x00', 0x0)
r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x403, 0x0)
r2 = dup3(r1, r0, 0x0)
flock(r2, 0x2)