Andrew Strelsky created ARROW-15733:
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Summary: array.String offsets int32 overflow
Key: ARROW-15733
URL: https://issues.apache.org/jira/browse/ARROW-15733
Project: Apache Arrow
Issue Type: Bug
Components: Go
Affects Versions: 7.0.0
Reporter: Andrew Strelsky
{panel}
panic: runtime error: slice bounds out of range [:-1352393031]
goroutine 1 [running]:
github.com/apache/arrow/go/v7/arrow/array.(*String).ValueBytes(...)
C:/Users/astre/Documents/go/pkg/mod/github.com/apache/arrow/go/[email protected]/arrow/array/string.go:74
github.com/apache/arrow/go/v7/arrow/ipc.(*recordEncoder).visit(0xc193b85c80,
0xc193b9e060, \{0x10b5490, 0xc000050820})
C:/Users/astre/Documents/go/pkg/mod/github.com/apache/arrow/go/[email protected]/arrow/ipc/writer.go:435
+0x2194
github.com/apache/arrow/go/v7/arrow/ipc.(*recordEncoder).visit(0xc193b85c80,
0xc193b9e060, \{0x10b5288, 0xc000050730})
C:/Users/astre/Documents/go/pkg/mod/github.com/apache/arrow/go/[email protected]/arrow/ipc/writer.go:533
+0x1431
github.com/apache/arrow/go/v7/arrow/ipc.(*recordEncoder).Encode(0xc193b85c80,
0xc193b9e060, \{0x10b5838, 0xc193b8bc80})
C:/Users/astre/Documents/go/pkg/mod/github.com/apache/arrow/go/[email protected]/arrow/ipc/writer.go:267
+0x98
github.com/apache/arrow/go/v7/arrow/ipc.(*FileWriter).Write(0xc00004e480,
\{0x10b5838, 0xc193b8bc80})
C:/Users/astre/Documents/go/pkg/mod/github.com/apache/arrow/go/[email protected]/arrow/ipc/file_writer.go:342
+0x20d
main.main()
{panel}
I have *a lot* of strings. The offsets should not only be unsigned but should
also be larger than 4 bytes. Changing the offsets to a slice of uint32 was
sufficient in my case but may not be for others.
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