move_pages(0x0, 0x1, &(0x7f0000000040)=[&(0x7f0000002000/0x4000)=nil], 0x0, 0x0, 0x0)
mremap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil)