r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
fchmod(r3, 0x10)
sendfile(r2, r3, 0x0, 0x100000001)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file1\x00', 0x0, 0x0)
sendfile(r2, r4, 0x0, 0x80000001)
BUG: leak checking failed