shmat(0x0, &(0x7f0000ffb000/0x2000)=nil, 0xf000) mlock(&(0x7f0000ffc000/0x3000)=nil, 0x3000) r0 = syz_open_procfs(0x0, &(0x7f0000000980)='smaps_rollup\x00') preadv(r0, &(0x7f0000000040)=[{&(0x7f00000001c0)=""/61, 0x3d}], 0x1, 0x0, 0x0)