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8343890: SEGV crash in RunTimeClassInfo::klass

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Reviewed-by: iklam, ccheung
This commit is contained in:
Matias Saavedra Silva 2024-12-05 20:08:31 +00:00
parent a97dca52c9
commit bf0debc023
1 changed files with 6 additions and 3 deletions
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9
src/hotspot/share/cds/runTimeClassInfo.cpp
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@ -76,10 +76,13 @@ void RunTimeClassInfo::init(DumpTimeClassInfo& info) {
}
InstanceKlass* RunTimeClassInfo::klass() const {
if (ArchiveBuilder::is_active() && ArchiveBuilder::current()->is_in_buffer_space((address)this)) {
return ArchiveBuilder::current()->offset_to_buffered<InstanceKlass*>(_klass_offset);
} else {
if (MetaspaceShared::is_in_shared_metaspace(this)) {
// <this> is inside a mmaped CDS archive.
return ArchiveUtils::offset_to_archived_address<InstanceKlass*>(_klass_offset);
} else {
// <this> is a temporary copy of a RunTimeClassInfo that's being initialized
// by the ArchiveBuilder.
return ArchiveBuilder::current()->offset_to_buffered<InstanceKlass*>(_klass_offset);
}
}