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8325153: SEGV in stackChunkOopDesc::derelativize_address(int)

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Reviewed-by: stefank, coleenp
This commit is contained in:
Fredrik Bredberg 2024-02-22 13:07:32 +00:00 committed by Coleen Phillimore
parent 4406915ebc
commit f365d807e5
1 changed files with 6 additions and 2 deletions

8
src/hotspot/share/prims/stackwalk.cpp

@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2015, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -544,7 +544,11 @@ jint StackWalk::fetchNextBatch(Handle stackStream, jint mode, jlong magic,
// the continuation and it returns to let Java side set the continuation.
// Now this batch starts right at the first frame of another continuation.
if (last_batch_count > 0) {
log_debug(stackwalk)("advanced past %s", stream.method()->external_name());
// It is not always safe to dig out the name of the last frame
// here, i.e. stream.method()->external_name(), since it may
// have been reclaimed by HandleMark::pop_and_restore() together
// with the rest of the previous batch.
log_debug(stackwalk)("advanced past last frame decoded in the previous batch");
stream.next();
}