1801616 - Crash in [@ RefPtr<T>::get | RefPtr<T>::operator-> | JS::loader::ScriptLoadRequest::GetWorkerLoadContext]

Status: RESOLVED FIXED

(Core :: DOM: Workers, defect)

Description

[Sebastian Hengst [:aryx] (needinfo me if it's about an intermittent or backout)]

20 crashes from 10 installations, oldest affected build is Firefox 109.0a1 20221118154632.

Crash report: https://crash-stats.mozilla.org/report/index/36930dc3-bd52-4dbf-b9a0-033fc0221121

Reason: EXCEPTION_ACCESS_VIOLATION_READ

Top 10 frames of crashing thread:

0  xul.dll  RefPtr<JS::loader::LoadContextBase>::get const  mfbt/RefPtr.h:286
0  xul.dll  RefPtr<JS::loader::LoadContextBase>::operator-> const  mfbt/RefPtr.h:316
0  xul.dll  JS::loader::ScriptLoadRequest::GetWorkerLoadContext  js/loader/ScriptLoadRequest.cpp:152
0  xul.dll  mozilla::dom::ThreadSafeRequestHandle::GetContext  dom/workers/loader/WorkerLoadContext.h:170
0  xul.dll  mozilla::dom::workerinternals::loader::NetworkLoadHandler::DataReceivedFromNetwork  dom/workers/loader/NetworkLoadHandler.cpp:68
1  xul.dll  mozilla::dom::workerinternals::loader::NetworkLoadHandler::OnStreamComplete  dom/workers/loader/NetworkLoadHandler.cpp:58
2  xul.dll  mozilla::net::nsStreamLoader::OnStopRequest  netwerk/base/nsStreamLoader.cpp:85
3  xul.dll  mozilla::net::nsStreamListenerTee::OnStopRequest  netwerk/base/nsStreamListenerTee.cpp:51
4  xul.dll  mozilla::net::nsHTTPCompressConv::OnStopRequest  netwerk/streamconv/converters/nsHTTPCompressConv.cpp:180
5  xul.dll  std::_Func_impl_no_alloc<`lambda at /builds/worker/checkouts/gecko/netwerk/protocol/http/HttpChannelChild.cpp:799:13', void>::_Do_call  netwerk/protocol/http/HttpChannelChild.cpp:1052

Comment 1

[Yulia Startsev [:yulia]]

Attachment: Bug 1801616 - Cancellation should abort network and cache loads if it has already completed;

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/1f7eacb7b39f
Cancellation should abort network and cache loads if it has already completed;  r=asuth

Comment 4

[Natalia Csoregi [:nataliaCs]]

https://hg.mozilla.org/mozilla-central/rev/1f7eacb7b39f