r0 = memfd_create(&(0x7f0000001b80)='(\xc8\xf5\x82j\xca', 0x0)
mmap(&(0x7f0000ff2000/0xc000)=nil, 0xc000, 0x0, 0x11, r0, 0x0)
mremap(&(0x7f0000ff4000/0x2000)=nil, 0x2000, 0x3000, 0x3, &(0x7f0000ff7000/0x3000)=nil)