1518811 - Crash in Allocator<T>::moz_arena_malloc

Status: RESOLVED DUPLICATE of bug 1518495

(Core :: JavaScript Engine, defect)

Description

[Marcia Knous [:marcia]]

This bug was filed from the Socorro interface and is
report bp-b1a96f54-99ad-4a7d-89c7-dac020190109.

Seen while looking at nightly crash stats: https://bit.ly/2ABWfKr. Crashes started using 20190108215840 - 20 crashes/8 installs so far. Moz crash reason for these crashes is MOZ_RELEASE_ASSERT(result)

Possible nightly regression range based on Build ID: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=0dcf945b38719b8475b212acc59105c933067ca6&tochange=e08a0bb35c033607bdd78aa32d00e5debb218c41

Top 10 frames of crashing thread:

0 mozglue.dll static void* Allocator<MozJemallocBase>::moz_arena_malloc memory/build/malloc_decls.h:37
1 xul.dll JSRuntime::onOutOfMemory js/src/vm/Runtime.cpp:711
2 xul.dll JSContext::onOutOfMemory js/src/vm/JSContext.h:173
3 xul.dll JSStructuredCloneReader::readStringImpl<unsigned char> js/src/vm/StructuredClone.cpp:2051
4 xul.dll JSStructuredCloneReader::startRead js/src/vm/StructuredClone.cpp:2415
5 xul.dll JSStructuredCloneReader::read js/src/vm/StructuredClone.cpp:2973
6 xul.dll ReadStructuredClone js/src/vm/StructuredClone.cpp:643
7 xul.dll JSAutoStructuredCloneBuffer::read js/src/vm/StructuredClone.cpp:3148
8 xul.dll mozilla::dom::StructuredCloneHolder::Read dom/base/StructuredCloneHolder.cpp:274
9 xul.dll mozilla::dom::StructuredCloneBlob::Deserialize dom/base/StructuredCloneBlob.cpp:88

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Comment 1

[André Bargull [:anba]]

Fixed in bug 1518495, so the next (?) Nightly should no longer have this issue.