r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='smaps_rollup\x00')
mlock(&(0x7f0000fbb000/0x2000)=nil, 0x2000)
preadv(r0, &(0x7f0000000040)=[{&(0x7f00000001c0)=""/55, 0x37}], 0x1, 0x0, 0x0)