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8380474: Crash SEGV in ThreadIdTable::lazy_initialize after JDK-8323792

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Reviewed-by: kvn, iklam
This commit is contained in:
David Holmes 2026-03-20 03:57:48 +00:00
parent b79449f093
commit 7e943e7d41
1 changed files with 3 additions and 2 deletions
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5
src/hotspot/share/services/threadIdTable.cpp
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@ -23,6 +23,7 @@
*/
#include "classfile/javaClasses.inline.hpp"
#include "runtime/handles.hpp"
#include "runtime/interfaceSupport.inline.hpp"
#include "runtime/javaThread.inline.hpp"
#include "runtime/threadSMR.hpp"
@ -94,11 +95,11 @@ void ThreadIdTable::lazy_initialize(const ThreadsList *threads) {
for (uint i = 0; i < threads->length(); i++) {
JavaThread* thread = threads->thread_at(i);
oop tobj = thread->threadObj();
Handle tobj = Handle(JavaThread::current(), thread->threadObj());
if (tobj != nullptr) {
MutexLocker ml(Threads_lock);
if (!thread->is_exiting()) {
jlong java_tid = java_lang_Thread::thread_id(tobj);
jlong java_tid = java_lang_Thread::thread_id(tobj());
// Must be inside the lock to ensure that we don't add a thread to the table
// that has just passed the removal point in Threads::remove().
add_thread(java_tid, thread);