r0 = memfd_create(&(0x7f0000000340)='\xff', 0x0)
mmap(&(0x7f0000000000/0x2000)=nil, 0x2004, 0x0, 0x12, r0, 0x0)
mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x12, r0, 0x0)