mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x0, 0x32, 0xffffffffffffffff, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0)
read(r0, &(0x7f0000000000), 0x2000)