Bug: Intermittent SUMMARY: ThreadSanitizer: data race /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1185:14 in mark<js::jit::JitCode>
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-01-15 09:14:04+00:00
Resolved: 2021-02-15 06:08:30+00:00

**Filed by:** apavel [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=326730846&repo=mozilla-beta
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/NN28noP6R7yB_b5WjL-HpA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-01-14T21:14:05.461Z] 21:14:05     INFO - TEST-START | browser/components/protections/test/browser/browser_protections_telemetry.js
[task 2021-01-14T21:14:08.051Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.055Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.075Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.083Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.123Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.131Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.167Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.171Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.178Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.709Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.711Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.726Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.727Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.754Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.772Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.799Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.807Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:08.814Z] 21:14:08     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.696Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.697Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.713Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.720Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.756Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.759Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.795Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.803Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:11.810Z] 21:14:11     INFO - GECKO(2673) | JavaScript error: resource://gre/modules/XULStore.jsm, line 66: Error: Can't find profile directory.
[task 2021-01-14T21:14:12.012Z] 21:14:12     INFO - GECKO(2673) | 1610658852004	FirefoxAccounts	ERROR	FxA rejecting with error NO_ACCOUNT, details: undefined

[task 2021-01-14T21:14:29.674Z] 21:14:29     INFO - GECKO(2673) | WARNING: ThreadSanitizer: data race (pid=2826)
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |   Write of size 8 at 0x7ba400000e38 by main thread:
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |     #0 mark<js::jit::JitCode> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1185:14 (libxul.so+0x6cb055b)
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |     #1 markAndPush<js::jit::JitCode> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1058:8 (libxul.so+0x6cb055b)
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |     #2 traverse<js::jit::JitCode *> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1074:3 (libxul.so+0x6cb055b)
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |     #3 DoMarking<js::jit::JitCode> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:950:13 (libxul.so+0x6cb055b)
[task 2021-01-14T21:14:29.675Z] 21:14:29     INFO - GECKO(2673) |     #4 bool js::gc::TraceEdgeInternal<js::jit::JitCode*>(JSTracer*, js::jit::JitCode**, char const*) /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:676:5 (libxul.so+0x6cb055b)
[task 2021-01-14T21:14:29.676Z] 21:14:29     INFO - GECKO(2673) |     #5 TraceManuallyBarrieredEdge<js::jit::JitCode *> /builds/worker/checkouts/gecko/js/src/gc/Tracer.h:202:3 (libxul.so+0x6c941cb)
[task 2021-01-14T21:14:29.676Z] 21:14:29     INFO - GECKO(2673) |     #6 operator()<js::jit::JitCode *> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:637:35 (libxul.so+0x6c941cb)
[task 2021-01-14T21:14:29.677Z] 21:14:29     INFO - GECKO(2673) |     #7 MapGCThingTyped<(lambda at /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:636:33)> /builds/worker/workspace/obj-build/dist/include/js/TraceKind.h:257:5 (libxul.so+0x6c941cb)
[task 2021-01-14T21:14:29.678Z] 21:14:29     INFO - GECKO(2673) |     #8 js::TraceManuallyBarrieredGenericPointerEdge(JSTracer*, js::gc::Cell**, char const*) /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:635:17 (libxul.so+0x6c941cb)
[task 2021-01-14T21:14:29.678Z] 21:14:29     INFO - GECKO(2673) |     #9 ReadBarrierImpl /builds/worker/checkouts/gecko/js/src/gc/Cell.h:483:5 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.679Z] 21:14:29     INFO - GECKO(2673) |     #10 ReadBarrier<js::jit::JitCode> /builds/worker/checkouts/gecko/js/src/gc/Cell.h:463:5 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.679Z] 21:14:29     INFO - GECKO(2673) |     #11 readBarrier /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:342:35 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.680Z] 21:14:29     INFO - GECKO(2673) |     #12 read /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:750:23 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.681Z] 21:14:29     INFO - GECKO(2673) |     #13 get /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:801:13 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.681Z] 21:14:29     INFO - GECKO(2673) |     #14 operator js::jit::JitCode *const & /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:810:38 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.681Z] 21:14:29     INFO - GECKO(2673) |     #15 js::jit::JitZone::getBaselineCacheIRStubCode(js::jit::CacheIRStubKey::Lookup const&, js::jit::CacheIRStubInfo**) /builds/worker/checkouts/gecko/js/src/jit/JitZone.h:128:14 (libxul.so+0x72c7e68)
[task 2021-01-14T21:14:29.681Z] 21:14:29     INFO - GECKO(2673) |     #16 js::jit::AttachBaselineCacheIRStub(JSContext*, js::jit::CacheIRWriter const&, js::jit::CacheKind, JSScript*, js::jit::ICScript*, js::jit::ICFallbackStub*, bool*) /builds/worker/checkouts/gecko/js/src/jit/BaselineCacheIRCompiler.cpp:2259:28 (libxul.so+0x72c75ec)
[task 2021-01-14T21:14:29.682Z] 21:14:29     INFO - GECKO(2673) |     #17 TryAttachStub<js::jit::GetPropIRGenerator, js::jit::CacheKind, JS::MutableHandle<JS::Value> &, JS::Rooted<JS::Value> &, JS::MutableHandle<JS::Value> &> /builds/worker/checkouts/gecko/js/src/jit/BaselineIC.cpp:700:13 (libxul.so+0x6d5f973)
[task 2021-01-14T21:14:29.682Z] 21:14:29     INFO - GECKO(2673) |     #18 js::jit::DoGetPropFallback(JSContext*, js::jit::BaselineFrame*, js::jit::ICGetProp_Fallback*, JS::MutableHandle<JS::Value>, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/jit/BaselineIC.cpp:1512:3 (libxul.so+0x6d5f973)
[task 2021-01-14T21:14:29.682Z] 21:14:29     INFO - GECKO(2673) |     #19 <null> <null> (0x7fba1dfe47a4)
[task 2021-01-14T21:14:29.684Z] 21:14:29     INFO - GECKO(2673) |     #20 js::RunScript(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:463:32 (libxul.so+0x6570e43)
[task 2021-01-14T21:14:29.684Z] 21:14:29     INFO - GECKO(2673) |     #21 js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:619:13 (libxul.so+0x658965a)
[task 2021-01-14T21:14:29.685Z] 21:14:29     INFO - GECKO(2673) |     #22 InternalConstruct(JSContext*, js::AnyConstructArgs const&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:694:10 (libxul.so+0x658a4cc)
[task 2021-01-14T21:14:29.685Z] 21:14:29     INFO - GECKO(2673) |     #23 js::Construct(JSContext*, JS::Handle<JS::Value>, js::AnyConstructArgs const&, JS::Handle<JS::Value>, JS::MutableHandle<JSObject*>) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:749:8 (libxul.so+0x658ac81)
[task 2021-01-14T21:14:29.688Z] 21:14:29     INFO - GECKO(2673) |     #24 JS::Construct(JSContext*, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JSObject*>) /builds/worker/checkouts/gecko/js/src/jsapi.cpp:2897:10 (libxul.so+0x6a37934)
[task 2021-01-14T21:14:29.689Z] 21:14:29     INFO - GECKO(2673) |     #25 mozilla::xpcom::ConstructJSMComponent(nsTSubstring<char> const&, char const*, nsISupports**) /builds/worker/workspace/obj-build/xpcom/components/StaticComponents.cpp:1739:8 (libxul.so+0xaf7ea4)
[task 2021-01-14T21:14:29.690Z] 21:14:29     INFO - GECKO(2673) |     #26 mozilla::xpcom::CreateInstanceImpl(mozilla::xpcom::ModuleID, nsISupports*, nsID const&, void**) /builds/worker/workspace/obj-build/xpcom/components/StaticComponents.cpp (libxul.so+0xaf6f9b)
[task 2021-01-14T21:14:29.690Z] 21:14:29     INFO - GECKO(2673) |     #27 mozilla::xpcom::StaticModule::CreateInstance(nsISupports*, nsID const&, void**) const /builds/worker/workspace/obj-build/xpcom/components/StaticComponents.cpp:12119:10 (libxul.so+0xaed480)
[task 2021-01-14T21:14:29.691Z] 21:14:29     INFO - GECKO(2673) |     #28 CreateInstance /builds/worker/checkouts/gecko/xpcom/components/nsComponentManager.cpp:176:46 (libxul.so+0xb0399a)
[task 2021-01-14T21:14:29.692Z] 21:14:29     INFO - GECKO(2673) |     #29 nsComponentManagerImpl::GetServiceLocked(mozilla::Maybe<mozilla::MonitorAutoLock>&, (anonymous namespace)::EntryWrapper&, nsID const&, void**) /builds/worker/checkouts/gecko/xpcom/components/nsComponentManager.cpp:1282:17 (libxul.so+0xb0399a)
[task 2021-01-14T21:14:29.693Z] 21:14:29     INFO - GECKO(2673) |     #30 nsComponentManagerImpl::GetServiceByContractID(char const*, nsID const&, void**) /builds/worker/checkouts/gecko/xpcom/components/nsComponentManager.cpp:1471:10 (libxul.so+0xb044de)
[task 2021-01-14T21:14:29.693Z] 21:14:29     INFO - GECKO(2673) |     #31 CallGetService /builds/worker/checkouts/gecko/xpcom/components/nsComponentManagerUtils.cpp:61:43 (libxul.so+0xb06fab)
[task 2021-01-14T21:14:29.694Z] 21:14:29     INFO - GECKO(2673) |     #32 nsGetServiceByContractID::operator()(nsID const&, void**) const /builds/worker/checkouts/gecko/xpcom/components/nsComponentManagerUtils.cpp:243:21 (libxul.so+0xb06fab)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #33 nsCOMPtr_base::assign_from_gs_contractid(nsGetServiceByContractID, nsID const&) /builds/worker/checkouts/gecko/xpcom/base/nsCOMPtr.cpp:82:7 (libxul.so+0xa4f370)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #34 operator= /builds/worker/workspace/obj-build/dist/include/nsCOMPtr.h:768:5 (libxul.so+0x459b216)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #35 ApplyPersistentAttributes /builds/worker/checkouts/gecko/dom/xul/XULPersist.cpp:170:17 (libxul.so+0x459b216)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #36 mozilla::dom::XULPersist::Init() /builds/worker/checkouts/gecko/dom/xul/XULPersist.cpp:54:3 (libxul.so+0x459b216)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #37 mozilla::dom::Document::SetReadyStateInternal(mozilla::dom::Document::ReadyState, bool) /builds/worker/checkouts/gecko/dom/base/Document.cpp:11621:20 (libxul.so+0x2377304)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #38 nsContentSink::DidBuildModelImpl(bool) /builds/worker/checkouts/gecko/dom/base/nsContentSink.cpp:1374:14 (libxul.so+0x249dd05)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #39 nsXMLContentSink::DidBuildModel(bool) /builds/worker/checkouts/gecko/dom/xml/nsXMLContentSink.cpp:251:3 (libxul.so+0x4522c46)
[task 2021-01-14T21:14:29.695Z] 21:14:29     INFO - GECKO(2673) |     #40 non-virtual thunk to nsXMLContentSink::DidBuildModel(bool) /builds/worker/checkouts/gecko/dom/xml/nsXMLContentSink.cpp (libxul.so+0x4523412)
[task 2021-01-14T21:14:29.696Z] 21:14:29     INFO - GECKO(2673) |     #41 DidBuildModel /builds/worker/checkouts/gecko/parser/htmlparser/nsParser.cpp:450:38 (libxul.so+0x1aae7ae)
[task 2021-01-14T21:14:29.696Z] 21:14:29     INFO - GECKO(2673) |     #42 nsParser::ResumeParse(bool, bool, bool) /builds/worker/checkouts/gecko/parser/htmlparser/nsParser.cpp:1006:17 (libxul.so+0x1aae7ae)
[task 2021-01-14T21:14:29.696Z] 21:14:29     INFO - GECKO(2673) |     #43 OnStopRequest /builds/worker/checkouts/gecko/parser/htmlparser/nsParser.cpp:1352:10 (libxul.so+0x1ab0d1e)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #44 non-virtual thunk to nsParser::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/parser/htmlparser/nsParser.cpp (libxul.so+0x1ab0d1e)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #45 OnStopRequest /builds/worker/checkouts/gecko/image/SVGDocumentWrapper.cpp:215:16 (libxul.so+0x214416e)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #46 OnStopRequest /builds/worker/checkouts/gecko/image/VectorImage.cpp:1373:31 (libxul.so+0x214416e)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #47 mozilla::image::VectorImage::OnImageDataComplete(nsIRequest*, nsISupports*, nsresult, bool) /builds/worker/checkouts/gecko/image/VectorImage.cpp:426:26 (libxul.so+0x214416e)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #48 imgRequest::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/image/imgRequest.cpp:785:16 (libxul.so+0x2169be0)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #49 ProxyListener::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/image/imgLoader.cpp:2871:25 (libxul.so+0x2163f00)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #50 imgCacheValidator::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/image/imgLoader.cpp:3100:25 (libxul.so+0x2166686)
[task 2021-01-14T21:14:29.697Z] 21:14:29     INFO - GECKO(2673) |     #51 nsJARChannel::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/modules/libjar/nsJARChannel.cpp:1074:16 (libxul.so+0x19811ed)
[task 2021-01-14T21:14:29.699Z] 21:14:29     INFO - GECKO(2673) |     #52 non-virtual thunk to nsJARChannel::OnStopRequest(nsIRequest*, nsresult) /builds/worker/checkouts/gecko/modules/libjar/nsJARChannel.cpp (libxul.so+0x1982f7f)
[task 2021-01-14T21:14:29.699Z] 21:14:29     INFO - GECKO(2673) |     #53 nsInputStreamPump::OnStateStop() /builds/worker/checkouts/gecko/netwerk/base/nsInputStreamPump.cpp:649:16 (libxul.so+0xc7d777)
[task 2021-01-14T21:14:29.700Z] 21:14:29     INFO - GECKO(2673) |     #54 nsInputStreamPump::OnInputStreamReady(nsIAsyncInputStream*) /builds/worker/checkouts/gecko/netwerk/base/nsInputStreamPump.cpp:397:21 (libxul.so+0xc7c8e2)
[task 2021-01-14T21:14:29.700Z] 21:14:29     INFO - GECKO(2673) |     #55 non-virtual thunk to nsInputStreamPump::OnInputStreamReady(nsIAsyncInputStream*) /builds/worker/checkouts/gecko/netwerk/base/nsInputStreamPump.cpp (libxul.so+0xc7d9a9)
[task 2021-01-14T21:14:29.701Z] 21:14:29     INFO - GECKO(2673) |     #56 nsInputStreamReadyEvent::Run() /builds/worker/checkouts/gecko/xpcom/io/nsStreamUtils.cpp:94:20 (libxul.so+0xae799c)
[task 2021-01-14T21:14:29.701Z] 21:14:29     INFO - GECKO(2673) |     #57 mozilla::RunnableTask::Run() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:459:16 (libxul.so+0xb15ae7)
[task 2021-01-14T21:14:29.702Z] 21:14:29     INFO - GECKO(2673) |     #58 mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:739:26 (libxul.so+0xb13b80)
[task 2021-01-14T21:14:29.702Z] 21:14:29     INFO - GECKO(2673) |     #59 mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:598:15 (libxul.so+0xb127e6)
[task 2021-01-14T21:14:29.704Z] 21:14:29     INFO - GECKO(2673) |     #60 mozilla::TaskController::ProcessPendingMTTask(bool) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:382:36 (libxul.so+0xb12a84)
[task 2021-01-14T21:14:29.704Z] 21:14:29     INFO - GECKO(2673) |     #61 operator() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:123:37 (libxul.so+0xb18914)
[task 2021-01-14T21:14:29.704Z] 21:14:29     INFO - GECKO(2673) |     #62 mozilla::detail::RunnableFunction<mozilla::TaskController::InitializeInternal()::$_3>::Run() /builds/worker/workspace/obj-build/dist/include/nsThreadUtils.h:534:5 (libxul.so+0xb18914)
[task 2021-01-14T21:14:29.705Z] 21:14:29     INFO - GECKO(2673) |     #63 nsThread::ProcessNextEvent(bool, bool*) /builds/worker/checkouts/gecko/xpcom/threads/nsThread.cpp:1200:14 (libxul.so+0xb289db)
[task 2021-01-14T21:14:29.705Z] 21:14:29     INFO - GECKO(2673) |     #64 NS_ProcessNextEvent(nsIThread*, bool) /builds/worker/checkouts/gecko/xpcom/threads/nsThreadUtils.cpp:548:10 (libxul.so+0xb2e492)
[task 2021-01-14T21:14:29.705Z] 21:14:29     INFO - GECKO(2673) |     #65 mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:87:21 (libxul.so+0x13f71ed)
[task 2021-01-14T21:14:29.705Z] 21:14:29     INFO - GECKO(2673) |     #66 mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:270:30 (libxul.so+0x13f7bcb)
[task 2021-01-14T21:14:29.706Z] 21:14:29     INFO - GECKO(2673) |     #67 RunInternal /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:334:10 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.706Z] 21:14:29     INFO - GECKO(2673) |     #68 RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:327:3 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.706Z] 21:14:29     INFO - GECKO(2673) |     #69 MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:309:3 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.708Z] 21:14:29     INFO - GECKO(2673) |     #70 nsBaseAppShell::Run() /builds/worker/checkouts/gecko/widget/nsBaseAppShell.cpp:137:27 (libxul.so+0x484d763)
[task 2021-01-14T21:14:29.708Z] 21:14:29     INFO - GECKO(2673) |     #71 XRE_RunAppShell() /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:902:20 (libxul.so+0x6459609)
[task 2021-01-14T21:14:29.709Z] 21:14:29     INFO - GECKO(2673) |     #72 mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:237:9 (libxul.so+0x13f7b7a)
[task 2021-01-14T21:14:29.709Z] 21:14:29     INFO - GECKO(2673) |     #73 RunInternal /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:334:10 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.709Z] 21:14:29     INFO - GECKO(2673) |     #74 RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:327:3 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.710Z] 21:14:29     INFO - GECKO(2673) |     #75 MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:309:3 (libxul.so+0x13889fc)
[task 2021-01-14T21:14:29.710Z] 21:14:29     INFO - GECKO(2673) |     #76 XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:733:34 (libxul.so+0x6459382)
[task 2021-01-14T21:14:29.710Z] 21:14:29     INFO - GECKO(2673) |     #77 mozilla::BootstrapImpl::XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/Bootstrap.cpp:67:12 (libxul.so+0x6460c32)
[task 2021-01-14T21:14:29.710Z] 21:14:29     INFO - GECKO(2673) |     #78 content_process_main /builds/worker/checkouts/gecko/browser/app/../../ipc/contentproc/plugin-container.cpp:57:28 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.710Z] 21:14:29     INFO - GECKO(2673) |     #79 main /builds/worker/checkouts/gecko/browser/app/nsBrowserApp.cpp:305:18 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.711Z] 21:14:29     INFO - GECKO(2673) |   Previous write of size 8 at 0x7ba400000e38 by thread T8:
[task 2021-01-14T21:14:29.711Z] 21:14:29     INFO - GECKO(2673) |     #0 mark<JSString> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1185:14 (libxul.so+0x6c96240)
[task 2021-01-14T21:14:29.711Z] 21:14:29     INFO - GECKO(2673) |     #1 markAndScan<JSString> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1032:7 (libxul.so+0x6c96240)
[task 2021-01-14T21:14:29.711Z] 21:14:29     INFO - GECKO(2673) |     #2 void js::GCMarker::traverse<JSString*>(JSString*) /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1039:3 (libxul.so+0x6c96240)
[task 2021-01-14T21:14:29.713Z] 21:14:29     INFO - GECKO(2673) |     #3 DoMarking<JSString> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:950:13 (libxul.so+0x6cb0d29)
[task 2021-01-14T21:14:29.713Z] 21:14:29     INFO - GECKO(2673) |     #4 bool js::gc::TraceEdgeInternal<JSString*>(JSTracer*, JSString**, char const*) /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:676:5 (libxul.so+0x6cb0d29)
[task 2021-01-14T21:14:29.713Z] 21:14:29     INFO - GECKO(2673) |     #5 TraceManuallyBarrieredEdge<JSString *> /builds/worker/checkouts/gecko/js/src/gc/Tracer.h:202:3 (libxul.so+0x6c941f9)
[task 2021-01-14T21:14:29.714Z] 21:14:29     INFO - GECKO(2673) |     #6 operator()<JSString *> /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:637:35 (libxul.so+0x6c941f9)
[task 2021-01-14T21:14:29.714Z] 21:14:29     INFO - GECKO(2673) |     #7 MapGCThingTyped<(lambda at /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:636:33)> /builds/worker/workspace/obj-build/dist/include/js/TraceKind.h:257:5 (libxul.so+0x6c941f9)
[task 2021-01-14T21:14:29.714Z] 21:14:29     INFO - GECKO(2673) |     #8 js::TraceManuallyBarrieredGenericPointerEdge(JSTracer*, js::gc::Cell**, char const*) /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:635:17 (libxul.so+0x6c941f9)
[task 2021-01-14T21:14:29.715Z] 21:14:29     INFO - GECKO(2673) |     #9 PreWriteBarrierImpl /builds/worker/checkouts/gecko/js/src/gc/Cell.h:536:5 (libxul.so+0x6c4fb19)
[task 2021-01-14T21:14:29.715Z] 21:14:29     INFO - GECKO(2673) |     #10 js::gc::IdPreWriteBarrier(JS::PropertyKey) /builds/worker/checkouts/gecko/js/src/gc/Barrier.cpp:172:5 (libxul.so+0x6c4fb19)
[task 2021-01-14T21:14:29.715Z] 21:14:29     INFO - GECKO(2673) |     #11 preBarrier /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:404:7 (libxul.so+0x6612c88)
[task 2021-01-14T21:14:29.717Z] 21:14:29     INFO - GECKO(2673) |     #12 pre /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:477:16 (libxul.so+0x6612c88)
[task 2021-01-14T21:14:29.717Z] 21:14:29     INFO - GECKO(2673) |     #13 ~PreBarriered /builds/worker/checkouts/gecko/js/src/gc/Barrier.h:514:27 (libxul.so+0x6612c88)
[task 2021-01-14T21:14:29.718Z] 21:14:29     INFO - GECKO(2673) |     #14 mozilla::HashMapEntry<js::PreBarriered<JS::PropertyKey>, js::IndirectBindingMap::Binding>::~HashMapEntry() /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:101:7 (libxul.so+0x6612c88)
[task 2021-01-14T21:14:29.718Z] 21:14:29     INFO - GECKO(2673) |     #15 destroyStoredT /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1047:11 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.718Z] 21:14:29     INFO - GECKO(2673) |     #16 operator() /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1658:25 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.718Z] 21:14:29     INFO - GECKO(2673) |     #17 forEachSlot<(lambda at /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1656:39)> /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1192:7 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.719Z] 21:14:29     INFO - GECKO(2673) |     #18 destroyTable /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1656:5 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.719Z] 21:14:29     INFO - GECKO(2673) |     #19 ~HashTable /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:1691:7 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.727Z] 21:14:29     INFO - GECKO(2673) |     #20 ~HashMap /builds/worker/workspace/obj-build/dist/include/mozilla/HashTable.h:142:7 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.727Z] 21:14:29     INFO - GECKO(2673) |     #21 ~MaybeStorage /builds/worker/workspace/obj-build/dist/include/mozilla/Maybe.h:283:24 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.728Z] 21:14:29     INFO - GECKO(2673) |     #22 ~IndirectBindingMap /builds/worker/checkouts/gecko/js/src/builtin/ModuleObject.h:147:7 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.729Z] 21:14:29     INFO - GECKO(2673) |     #23 void JSFreeOp::delete_<js::IndirectBindingMap>(js::gc::Cell*, js::IndirectBindingMap*, unsigned long, js::MemoryUse) /builds/worker/checkouts/gecko/js/src/gc/FreeOp.h:118:11 (libxul.so+0x6624092)
[task 2021-01-14T21:14:29.729Z] 21:14:29     INFO - GECKO(2673) |     #24 delete_<js::IndirectBindingMap> /builds/worker/checkouts/gecko/js/src/gc/FreeOp.h:106:5 (libxul.so+0x65f541d)
[task 2021-01-14T21:14:29.730Z] 21:14:29     INFO - GECKO(2673) |     #25 js::ModuleObject::finalize(JSFreeOp*, JSObject*) /builds/worker/checkouts/gecko/js/src/builtin/ModuleObject.cpp:792:10 (libxul.so+0x65f541d)
[task 2021-01-14T21:14:29.731Z] 21:14:29     INFO - GECKO(2673) |     #26 doFinalize /builds/worker/workspace/obj-build/dist/include/js/Class.h:802:5 (libxul.so+0x6c84d7a)
[task 2021-01-14T21:14:29.731Z] 21:14:29     INFO - GECKO(2673) |     #27 finalize /builds/worker/checkouts/gecko/js/src/vm/JSObject-inl.h:101:12 (libxul.so+0x6c84d7a)
[task 2021-01-14T21:14:29.731Z] 21:14:29     INFO - GECKO(2673) |     #28 unsigned long js::gc::Arena::finalize<JSObject>(JSFreeOp*, js::gc::AllocKind, unsigned long) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:485:10 (libxul.so+0x6c84d7a)
[task 2021-01-14T21:14:29.732Z] 21:14:29     INFO - GECKO(2673) |     #29 FinalizeTypedArenas<JSObject> /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:547:29 (libxul.so+0x6c5fb0e)
[task 2021-01-14T21:14:29.732Z] 21:14:29     INFO - GECKO(2673) |     #30 FinalizeArenas(JSFreeOp*, js::gc::Arena**, js::gc::SortedArenaList&, js::gc::AllocKind, js::SliceBudget&) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:575:5 (libxul.so+0x6c5fb0e)
[task 2021-01-14T21:14:29.732Z] 21:14:29     INFO - GECKO(2673) |     #31 js::gc::ArenaLists::backgroundFinalize(JSFreeOp*, js::gc::Arena*, js::gc::Arena**) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:2831:3 (libxul.so+0x6c5e16d)
[task 2021-01-14T21:14:29.733Z] 21:14:29     INFO - GECKO(2673) |     #32 js::gc::GCRuntime::sweepBackgroundThings(js::gc::ZoneList&) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:3368:11 (libxul.so+0x6c63a2f)
[task 2021-01-14T21:14:29.733Z] 21:14:29     INFO - GECKO(2673) |     #33 js::gc::GCRuntime::sweepFromBackgroundThread(js::AutoLockHelperThreadState&) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:3440:5 (libxul.so+0x6c63ee0)
[task 2021-01-14T21:14:29.733Z] 21:14:29     INFO - GECKO(2673) |     #34 js::gc::BackgroundSweepTask::run(js::AutoLockHelperThreadState&) /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:3431:7 (libxul.so+0x6c63e58)
[task 2021-01-14T21:14:29.733Z] 21:14:29     INFO - GECKO(2673) |     #35 runTask /builds/worker/checkouts/gecko/js/src/gc/GCParallelTask.cpp:145:3 (libxul.so+0x6c80e71)
[task 2021-01-14T21:14:29.734Z] 21:14:29     INFO - GECKO(2673) |     #36 js::GCParallelTask::runHelperThreadTask(js::AutoLockHelperThreadState&) /builds/worker/checkouts/gecko/js/src/gc/GCParallelTask.cpp:132:3 (libxul.so+0x6c80e71)
[task 2021-01-14T21:14:29.734Z] 21:14:29     INFO - GECKO(2673) |     #37 runTaskLocked /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:2679:9 (libxul.so+0x6777826)
[task 2021-01-14T21:14:29.734Z] 21:14:29     INFO - GECKO(2673) |     #38 js::HelperThread::threadLoop() /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:2651:25 (libxul.so+0x6777826)
[task 2021-01-14T21:14:29.735Z] 21:14:29     INFO - GECKO(2673) |     #39 js::HelperThread::ThreadMain(void*) /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:2352:11 (libxul.so+0x677768d)
[task 2021-01-14T21:14:29.735Z] 21:14:29     INFO - GECKO(2673) |     #40 callMain<0> /builds/worker/checkouts/gecko/js/src/threading/Thread.h:217:5 (libxul.so+0x67ba080)
[task 2021-01-14T21:14:29.735Z] 21:14:29     INFO - GECKO(2673) |     #41 js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) /builds/worker/checkouts/gecko/js/src/threading/Thread.h:206:11 (libxul.so+0x67ba080)
[task 2021-01-14T21:14:29.735Z] 21:14:29     INFO - GECKO(2673) |   Location is heap block of size 19024 at 0x7ba400000000 allocated by main thread:
[task 2021-01-14T21:14:29.736Z] 21:14:29     INFO - GECKO(2673) |     #0 malloc /builds/worker/fetches/llvm-project/llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interceptors_posix.cpp:652:5 (firefox+0x54e5c)
[task 2021-01-14T21:14:29.736Z] 21:14:29     INFO - GECKO(2673) |     #1 malloc /builds/worker/checkouts/gecko/memory/build/malloc_decls.h:51:1 (firefox+0xc98e5)
[task 2021-01-14T21:14:29.738Z] 21:14:29     INFO - GECKO(2673) |     #2 moz_arena_malloc /builds/worker/checkouts/gecko/memory/build/malloc_decls.h:51:1 (firefox+0xc98e5)
[task 2021-01-14T21:14:29.738Z] 21:14:29     INFO - GECKO(2673) |     #3 moz_arena_malloc /builds/worker/checkouts/gecko/memory/build/malloc_decls.h:133:1 (firefox+0xc98e5)
[task 2021-01-14T21:14:29.738Z] 21:14:29     INFO - GECKO(2673) |     #4 js_arena_malloc /builds/worker/workspace/obj-build/dist/include/js/Utility.h:385:10 (libxul.so+0x67bfdf2)
[task 2021-01-14T21:14:29.739Z] 21:14:29     INFO - GECKO(2673) |     #5 js_malloc /builds/worker/workspace/obj-build/dist/include/js/Utility.h:389:10 (libxul.so+0x67bfdf2)
[task 2021-01-14T21:14:29.739Z] 21:14:29     INFO - GECKO(2673) |     #6 js_new<JSRuntime, JSRuntime *&> /builds/worker/workspace/obj-build/dist/include/js/Utility.h:538:1 (libxul.so+0x67bfdf2)
[task 2021-01-14T21:14:29.739Z] 21:14:29     INFO - GECKO(2673) |     #7 js::NewContext(unsigned int, JSRuntime*) /builds/worker/checkouts/gecko/js/src/vm/JSContext.cpp:166:24 (libxul.so+0x67bfdf2)
[task 2021-01-14T21:14:29.740Z] 21:14:29     INFO - GECKO(2673) |     #8 JS_NewContext(unsigned int, JSRuntime*) /builds/worker/checkouts/gecko/js/src/jsapi.cpp:401:10 (libxul.so+0x6a2c154)
[task 2021-01-14T21:14:29.740Z] 21:14:29     INFO - GECKO(2673) |     #9 mozilla::CycleCollectedJSContext::Initialize(JSRuntime*, unsigned int) /builds/worker/checkouts/gecko/xpcom/base/CycleCollectedJSContext.cpp:127:16 (libxul.so+0xa2a40b)
[task 2021-01-14T21:14:29.742Z] 21:14:29     INFO - GECKO(2673) |     #10 XPCJSContext::Initialize() /builds/worker/checkouts/gecko/js/xpconnect/src/XPCJSContext.cpp:1202:32 (libxul.so+0x192c2ba)
[task 2021-01-14T21:14:29.742Z] 21:14:29     INFO - GECKO(2673) |     #11 XPCJSContext::NewXPCJSContext() /builds/worker/checkouts/gecko/js/xpconnect/src/XPCJSContext.cpp:1404:23 (libxul.so+0x192ce87)
[task 2021-01-14T21:14:29.742Z] 21:14:29     INFO - GECKO(2673) |     #12 InitJSContext /builds/worker/checkouts/gecko/js/xpconnect/src/nsXPConnect.cpp:83:25 (libxul.so+0x1968cb3)
[task 2021-01-14T21:14:29.742Z] 21:14:29     INFO - GECKO(2673) |     #13 xpc::InitializeJSContext() /builds/worker/checkouts/gecko/js/xpconnect/src/nsXPConnect.cpp:98:35 (libxul.so+0x1968cb3)
[task 2021-01-14T21:14:29.743Z] 21:14:29     INFO - GECKO(2673) |     #14 NS_InitXPCOM /builds/worker/checkouts/gecko/xpcom/build/XPCOMInit.cpp:488:5 (libxul.so+0xb5e862)
[task 2021-01-14T21:14:29.743Z] 21:14:29     INFO - GECKO(2673) |     #15 XRE_InitEmbedding2(nsIFile*, nsIFile*, nsIDirectoryServiceProvider*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:186:8 (libxul.so+0x6458b24)
[task 2021-01-14T21:14:29.743Z] 21:14:29     INFO - GECKO(2673) |     #16 mozilla::ipc::ScopedXREEmbed::Start() /builds/worker/checkouts/gecko/ipc/glue/ScopedXREEmbed.cpp (libxul.so+0x13fcd44)
[task 2021-01-14T21:14:29.746Z] 21:14:29     INFO - GECKO(2673) |     #17 mozilla::dom::ContentProcess::Init(int, char**) /builds/worker/checkouts/gecko/dom/ipc/ContentProcess.cpp:183:13 (libxul.so+0x43fdd8e)
[task 2021-01-14T21:14:29.746Z] 21:14:29     INFO - GECKO(2673) |     #18 XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:699:21 (libxul.so+0x6459358)
[task 2021-01-14T21:14:29.746Z] 21:14:29     INFO - GECKO(2673) |     #19 mozilla::BootstrapImpl::XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/Bootstrap.cpp:67:12 (libxul.so+0x6460c32)
[task 2021-01-14T21:14:29.746Z] 21:14:29     INFO - GECKO(2673) |     #20 content_process_main /builds/worker/checkouts/gecko/browser/app/../../ipc/contentproc/plugin-container.cpp:57:28 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.747Z] 21:14:29     INFO - GECKO(2673) |     #21 main /builds/worker/checkouts/gecko/browser/app/nsBrowserApp.cpp:305:18 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.747Z] 21:14:29     INFO - GECKO(2673) |   Thread T8 'JS Helper' (tid=2837, running) created by main thread at:
[task 2021-01-14T21:14:29.747Z] 21:14:29     INFO - GECKO(2673) |     #0 pthread_create /builds/worker/fetches/llvm-project/llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interceptors_posix.cpp:966:3 (firefox+0x5668b)
[task 2021-01-14T21:14:29.748Z] 21:14:29     INFO - GECKO(2673) |     #1 js::Thread::create(void* (*)(void*), void*) /builds/worker/checkouts/gecko/js/src/threading/posix/PosixThread.cpp:54:7 (libxul.so+0x6670bf1)
[task 2021-01-14T21:14:29.748Z] 21:14:29     INFO - GECKO(2673) |     #2 bool js::Thread::init<void (&)(void*), js::HelperThread*>(void (&)(void*), js::HelperThread*&&) /builds/worker/checkouts/gecko/js/src/threading/Thread.h:90:12 (libxul.so+0x67775a2)
[task 2021-01-14T21:14:29.748Z] 21:14:29     INFO - GECKO(2673) |     #3 init /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:2306:17 (libxul.so+0x6772fac)
[task 2021-01-14T21:14:29.750Z] 21:14:29     INFO - GECKO(2673) |     #4 js::GlobalHelperThreadState::ensureThreadCount(unsigned long) /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:1309:29 (libxul.so+0x6772fac)
[task 2021-01-14T21:14:29.750Z] 21:14:29     INFO - GECKO(2673) |     #5 ensureInitialized /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:1276:10 (libxul.so+0x676ca52)
[task 2021-01-14T21:14:29.750Z] 21:14:29     INFO - GECKO(2673) |     #6 js::EnsureHelperThreadsInitialized() /builds/worker/checkouts/gecko/js/src/vm/HelperThreads.cpp:103:30 (libxul.so+0x676ca52)
[task 2021-01-14T21:14:29.750Z] 21:14:29     INFO - GECKO(2673) |     #7 JSRuntime::init(JSContext*, unsigned int) /builds/worker/checkouts/gecko/js/src/vm/Runtime.cpp:200:32 (libxul.so+0x6863f22)
[task 2021-01-14T21:14:29.751Z] 21:14:29     INFO - GECKO(2673) |     #8 js::NewContext(unsigned int, JSRuntime*) /builds/worker/checkouts/gecko/js/src/vm/JSContext.cpp:183:17 (libxul.so+0x67bfefb)
[task 2021-01-14T21:14:29.751Z] 21:14:29     INFO - GECKO(2673) |     #9 JS_NewContext(unsigned int, JSRuntime*) /builds/worker/checkouts/gecko/js/src/jsapi.cpp:401:10 (libxul.so+0x6a2c154)
[task 2021-01-14T21:14:29.751Z] 21:14:29     INFO - GECKO(2673) |     #10 mozilla::CycleCollectedJSContext::Initialize(JSRuntime*, unsigned int) /builds/worker/checkouts/gecko/xpcom/base/CycleCollectedJSContext.cpp:127:16 (libxul.so+0xa2a40b)
[task 2021-01-14T21:14:29.753Z] 21:14:29     INFO - GECKO(2673) |     #11 XPCJSContext::Initialize() /builds/worker/checkouts/gecko/js/xpconnect/src/XPCJSContext.cpp:1202:32 (libxul.so+0x192c2ba)
[task 2021-01-14T21:14:29.753Z] 21:14:29     INFO - GECKO(2673) |     #12 XPCJSContext::NewXPCJSContext() /builds/worker/checkouts/gecko/js/xpconnect/src/XPCJSContext.cpp:1404:23 (libxul.so+0x192ce87)
[task 2021-01-14T21:14:29.753Z] 21:14:29     INFO - GECKO(2673) |     #13 InitJSContext /builds/worker/checkouts/gecko/js/xpconnect/src/nsXPConnect.cpp:83:25 (libxul.so+0x1968cb3)
[task 2021-01-14T21:14:29.753Z] 21:14:29     INFO - GECKO(2673) |     #14 xpc::InitializeJSContext() /builds/worker/checkouts/gecko/js/xpconnect/src/nsXPConnect.cpp:98:35 (libxul.so+0x1968cb3)
[task 2021-01-14T21:14:29.754Z] 21:14:29     INFO - GECKO(2673) |     #15 NS_InitXPCOM /builds/worker/checkouts/gecko/xpcom/build/XPCOMInit.cpp:488:5 (libxul.so+0xb5e862)
[task 2021-01-14T21:14:29.754Z] 21:14:29     INFO - GECKO(2673) |     #16 XRE_InitEmbedding2(nsIFile*, nsIFile*, nsIDirectoryServiceProvider*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:186:8 (libxul.so+0x6458b24)
[task 2021-01-14T21:14:29.754Z] 21:14:29     INFO - GECKO(2673) |     #17 mozilla::ipc::ScopedXREEmbed::Start() /builds/worker/checkouts/gecko/ipc/glue/ScopedXREEmbed.cpp (libxul.so+0x13fcd44)
[task 2021-01-14T21:14:29.756Z] 21:14:29     INFO - GECKO(2673) |     #18 mozilla::dom::ContentProcess::Init(int, char**) /builds/worker/checkouts/gecko/dom/ipc/ContentProcess.cpp:183:13 (libxul.so+0x43fdd8e)
[task 2021-01-14T21:14:29.756Z] 21:14:29     INFO - GECKO(2673) |     #19 XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:699:21 (libxul.so+0x6459358)
[task 2021-01-14T21:14:29.756Z] 21:14:29     INFO - GECKO(2673) |     #20 mozilla::BootstrapImpl::XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/Bootstrap.cpp:67:12 (libxul.so+0x6460c32)
[task 2021-01-14T21:14:29.756Z] 21:14:29     INFO - GECKO(2673) |     #21 content_process_main /builds/worker/checkouts/gecko/browser/app/../../ipc/contentproc/plugin-container.cpp:57:28 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.757Z] 21:14:29     INFO - GECKO(2673) |     #22 main /builds/worker/checkouts/gecko/browser/app/nsBrowserApp.cpp:305:18 (firefox+0xc78f2)
[task 2021-01-14T21:14:29.757Z] 21:14:29     INFO - GECKO(2673) | SUMMARY: ThreadSanitizer: data race /builds/worker/checkouts/gecko/js/src/gc/Marking.cpp:1185:14 in mark<js::jit::JitCode>
[task 2021-01-14T21:14:29.757Z] 21:14:29     INFO - GECKO(2673) | ==================
[task 2021-01-14T21:18:05.514Z] 21:18:05     INFO - TEST-INFO | started process screentopng
[task 2021-01-14T21:18:05.754Z] 21:18:05     INFO - TEST-INFO | screentopng: exit 0
[task 2021-01-14T21:18:05.754Z] 21:18:05     INFO - <snipped 106 output lines - if you need more context, please use SimpleTest.requestCompleteLog() in your test>
[task 2021-01-14T21:18:05.755Z] 21:18:05     INFO - Buffered messages logged at 21:14:18
[task 2021-01-14T21:18:05.756Z] 21:18:05     INFO - waiting for telemetry event count of 18
[task 2021-01-14T21:18:05.757Z] 21:18:05     INFO - got 18 events
[task 2021-01-14T21:18:05.757Z] 21:18:05     INFO - TEST-PASS | browser/components/protections/test/browser/browser_protections_telemetry.js | recorded telemetry for cryptominer trackers_about_link - 

[task 2021-01-14T21:18:05.819Z] 21:18:05     INFO - Console message: [JavaScript Error: "remote browser crashed while on about:protections
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - " {file: "chrome://mochikit/content/mochitest-e10s-utils.js" line: 10}]
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - e10s_init/<@chrome://mochikit/content/mochitest-e10s-utils.js:10:10
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - 
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - Console message: [JavaScript Error: "remote browser crashed while on about:newtab
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - " {file: "chrome://mochikit/content/mochitest-e10s-utils.js" line: 10}]
[task 2021-01-14T21:18:05.820Z] 21:18:05     INFO - e10s_init/<@chrome://mochikit/content/mochitest-e10s-utils.js:10:10
[task 2021-01-14T21:18:05.821Z] 21:18:05     INFO - 
[task 2021-01-14T21:18:05.821Z] 21:18:05     INFO - Buffered messages logged at 21:16:05
[task 2021-01-14T21:18:05.821Z] 21:18:05     INFO - Longer timeout required, waiting longer...  Remaining timeouts: 1
[task 2021-01-14T21:18:05.821Z] 21:18:05     INFO - Buffered messages finished
[task 2021-01-14T21:18:05.822Z] 21:18:05     INFO - TEST-UNEXPECTED-FAIL | browser/components/protections/test/browser/browser_protections_telemetry.js | Test timed out - 
[task 2021-01-14T21:18:05.822Z] 21:18:05     INFO - GECKO(2673) | MEMORY STAT | vsize 130551125MB | residentFast 2104MB
[task 2021-01-14T21:18:05.822Z] 21:18:05     INFO - TEST-OK | browser/components/protections/test/browser/browser_protections_telemetry.js | took 240101ms
[task 2021-01-14T21:18:05.822Z] 21:18:05     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-01-14T21:18:05.823Z] 21:18:05     INFO - TEST-UNEXPECTED-FAIL | browser/components/protections/test/browser/browser_protections_telemetry.js | Found a tab after previous test timed out: about:protections - 
[task 2021-01-14T21:18:05.823Z] 21:18:05     INFO - checking window state
[task 2021-01-14T21:18:05.984Z] 21:18:05     INFO - TEST-START | browser/components/protections/test/browser/browser_protections_vpn.js
[task 2021-01-14T21:18:06.121Z] 21:18:06     INFO - GECKO(2673) | MEMORY STAT | vsize 130551113MB | residentFast 2036MB
[task 2021-01-14T21:18:06.121Z] 21:18:06     INFO - TEST-OK | browser/components/protections/test/browser/browser_protections_vpn.js | took 138ms
[task 2021-01-14T21:18:06.202Z] 21:18:06     INFO - checking window state
[task 2021-01-14T21:18:08.572Z] 21:18:08     INFO - GECKO(2673) | Completed ShutdownLeaks collections in process 2891
[task 2021-01-14T21:18:08.613Z] 21:18:08     INFO - GECKO(2673) | Completed ShutdownLeaks collections in process 2858
[task 2021-01-14T21:18:08.650Z] 21:18:08     INFO - GECKO(2673) | Completed ShutdownLeaks collections in process 2744
[task 2021-01-14T21:18:08.745Z] 21:18:08     INFO - GECKO(2673) | Completed ShutdownLeaks collections in process 2769
[task 2021-01-14T21:18:10.615Z] 21:18:10     INFO - GECKO(2673) | Completed ShutdownLeaks collections in process 2673
[task 2021-01-14T21:18:10.615Z] 21:18:10     INFO - TEST-START | Shutdown
[task 2021-01-14T21:18:10.615Z] 21:18:10     INFO - Browser Chrome Test Summary
[task 2021-01-14T21:18:10.616Z] 21:18:10     INFO - Passed:  134
[task 2021-01-14T21:18:10.616Z] 21:18:10     INFO - Failed:  2
[task 2021-01-14T21:18:10.616Z] 21:18:10     INFO - Todo:    0
[task 2021-01-14T21:18:10.617Z] 21:18:10     INFO - Mode:    e10s
[task 2021-01-14T21:18:10.618Z] 21:18:10     INFO - *** End BrowserChrome Test Results ***
[task 2021-01-14T21:18:11.041Z] 21:18:11     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-01-14T21:18:11.042Z] 21:18:11     INFO - TEST-UNEXPECTED-FAIL | browser/components/protections/test/browser/browser_protections_telemetry.js | Uncaught exception received from previously timed out test - at resource://testing-common/BrowserTestUtils.jsm:473 - Error: The window unloaded while we were waiting for the browser to load - this should never happen.
[task 2021-01-14T21:18:11.042Z] 21:18:11     INFO - Stack trace:
[task 2021-01-14T21:18:11.042Z] 21:18:11     INFO - listener@resource://testing-common/BrowserTestUtils.jsm:473:15
[task 2021-01-14T21:18:12.123Z] 21:18:12     INFO - GECKO(2673) | 1610659092114	Marionette	TRACE	Received observer notification xpcom-will-shutdown
[task 2021-01-14T21:18:12.123Z] 21:18:12     INFO - GECKO(2673) | 1610659092115	Marionette	INFO	Stopped listening on port 2828
[task 2021-01-14T21:18:12.124Z] 21:18:12     INFO - GECKO(2673) | 1610659092116	Marionette	DEBUG	Marionette stopped listening
[task 2021-01-14T21:18:13.789Z] 21:18:13     INFO - TEST-INFO | Main app process: exit 0```