r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x882c2, 0x0)
fallocate(r0, 0x0, 0x0, 0x1000002)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x121042, 0x0)
r2 = openat(0xffffffffffffffff, &(0x7f0000000280)='/proc/self/exe\x00', 0x0, 0x0)
sendfile(r1, r2, 0x0, 0x100000001)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x1000009, 0x1f012, r0, 0x0)