r0 = syz_open_procfs(0x0, &(0x7f0000000000)='pagemap\x00')
preadv(r0, &(0x7f00000014c0)=[{&(0x7f0000000080)=""/168, 0xa8}, {&(0x7f0000000140)=""/47, 0x2f}], 0x2, 0x0, 0x0)