RFR: 8374448: SIGSEGV in ConstantPool::print_value_on with -XX:CompileCommand=print [v3]
Kerem Kat
krk at openjdk.org
Thu Feb 12 15:16:01 UTC 2026
On Thu, 12 Feb 2026 11:32:19 GMT, Kerem Kat <krk at openjdk.org> wrote:
>> `BSMAttributeEntries::is_empty()` used AND, so `!is_empty()` was true when only one of `_offsets`/`_bootstrap_methods` was non-null. Callers then dereferenced the null pointer.
>>
>> Changed to OR so `!is_empty()` guarantees both are non-null. Added asserts at the two assignment sites to check for consistency.
>>
>> Please note that I could not reproduce this in fastdebug or slowdebug builds on x86_64 Linux.
>
> Kerem Kat has updated the pull request incrementally with one additional commit since the last revision:
>
> update copyright year
If this is a miscompilation issue with older gcc, would we still need the enhancement?
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PR Comment: https://git.openjdk.org/jdk/pull/29611#issuecomment-3891526980
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