mremap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1000, 0x3, &(0x7f0000ffd000/0x1000)=nil)
mbind(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x2, &(0x7f0000000000)=0x1, 0x5, 0x0)