munmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000)
mlock(&(0x7f0000ffb000/0x2000)=nil, 0x2000)
mremap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x3000, 0x0, &(0x7f0000ffd000/0x3000)=nil)