r0 = syz_open_procfs(0x0, &(0x7f0000000040)='smaps\x00')
mlock2(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x0)
readv(r0, &(0x7f0000000280)=[{&(0x7f00000004c0)=""/4089, 0xff9}], 0x1)