RFR: 8333361: ubsan, test : libHeapMonitorTest.cpp:518:9: runtime error: null pointer passed as argument 2, which is declared to never be null

[Lutz Schmidt]

On Thu, 20 Jun 2024 11:58:23 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> The following issue has been observed when running
> serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorThreadTest  (and some other :tier1 tests)
> on Linux with ubsan enabled binaries :
> 
> test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/libHeapMonitorTest.cpp:518:9: runtime error: null pointer passed as argument 2, which is declared to never be null
>     #0 0xffff80388020 in event_storage_augment_storage test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/libHeapMonitorTest.cpp:518
>     #1 0xffff80388020 in event_storage_add test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/libHeapMonitorTest.cpp:557
>     #2 0xffff85e695fc in JvmtiExport::post_sampled_object_alloc(JavaThread*, oopDesc*) src/hotspot/share/prims/jvmtiExport.cpp:2926
>     #3 0xffff85e558b8 in JvmtiObjectAllocEventCollector::generate_call_for_allocated() src/hotspot/share/prims/jvmtiExport.cpp:3074
>     #4 0xffff85e56c14 in JvmtiSampledObjectAllocEventCollector::~JvmtiSampledObjectAllocEventCollector() src/hotspot/share/prims/jvmtiExport.cpp:3171
>     #5 0xffff85e56c14 in JvmtiSampledObjectAllocEventCollector::~JvmtiSampledObjectAllocEventCollector() src/hotspot/share/prims/jvmtiExport.cpp:3166
>     #6 0xffff862ace34 in MemAllocator::Allocation::notify_allocation_jvmti_sampler() src/hotspot/share/gc/shared/memAllocator.cpp:196
>     #7 0xffff862af7a4 in MemAllocator::Allocation::~Allocation() src/hotspot/share/gc/shared/memAllocator.cpp:87
>     #8 0xffff862af7a4 in MemAllocator::allocate() const src/hotspot/share/gc/shared/memAllocator.cpp:356
>     #9 0xffff86dca4dc in CollectedHeap::array_allocate(Klass*, unsigned long, int, bool, JavaThread*) src/hotspot/share/gc/shared/collectedHeap.inline.hpp:41
>     #10 0xffff86dca4dc in TypeArrayKlass::allocate_common(int, bool, JavaThread*) src/hotspot/share/oops/typeArrayKlass.cpp:93
>     #11 0xffff86dca4dc in TypeArrayKlass::allocate_common(int, bool, JavaThread*) src/hotspot/share/oops/typeArrayKlass.cpp:89
>     #12 0xffff857f35c8 in InterpreterRuntime::newarray(JavaThread*, BasicType, int) src/hotspot/share/interpreter/interpreterRuntime.cpp:232
>     #13 0xffff6b094cf4 (<unknown module>)

LGTM.

-------------

Marked as reviewed by lucy (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19804#pullrequestreview-2130462767