r0 = creat(&(0x7f0000000300)='./file0\x00', 0x0)
write(r0, &(0x7f0000000900)='^', 0x1)
r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x0)
r2 = openat$sr(0xffffffffffffff9c, &(0x7f0000000440), 0x141802, 0x0)
sendfile(r2, r1, 0x0, 0xfdef)