bug: index out of range

[wu0407]

version: github.com/hasit/bolter@073bf139e364
containerd version: 1.7.15

# bolter -f /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db
panic: runtime error: index out of range [18446744073709547520] with length 281474976710655

goroutine 1 [running]:
github.com/boltdb/bolt.(*DB).page(...)
        d:/go/pkg/mod/github.com/boltdb/[email protected]/db.go:796
github.com/boltdb/bolt.Open({0x7fff3587eebf, 0x3a}, 0x180, 0xc0001a1500)
        d:/go/pkg/mod/github.com/boltdb/[email protected]/db.go:237 +0x51c
github.com/kval-access-language/kval-boltdb.Connect({0x7fff3587eebf, 0x3a})
        d:/go/pkg/mod/github.com/kval-access-language/[email protected]/kval-boltdb.go:17 +0x97
main.(*impl).initDB(0xc0001a1700, {0x7fff3587eebf?, 0x6549f8?})
        d:/go/pkg/mod/github.com/hasit/[email protected]/bolter.go:153 +0x5e
main.main.func1(0xc00008c220?)
        d:/go/pkg/mod/github.com/hasit/[email protected]/bolter.go:90 +0x20b
github.com/urfave/cli.HandleAction({0x5b4680?, 0xc00008a4e0?}, 0xc000014220?)
        d:/go/pkg/mod/github.com/urfave/[email protected]/app.go:523 +0x50
github.com/urfave/cli.(*App).Run(0xc000007500, {0xc000014210, 0x3, 0x3})
        d:/go/pkg/mod/github.com/urfave/[email protected]/app.go:285 +0x7e6
main.main()
        d:/go/pkg/mod/github.com/hasit/[email protected]/bolter.go:97 +0x3d3