madvise(&(0x7f0000870000/0x4000)=nil, 0x4000, 0x17)
mremap(&(0x7f0000871000/0x1000)=nil, 0x1000, 0x1000, 0x7, &(0x7f0000ffd000/0x1000)=nil)
move_pages(0x0, 0x1, &(0x7f0000000100)=[&(0x7f0000ffd000/0x3000)=nil], &(0x7f0000000140), &(0x7f0000000180), 0x0)