Open Bug 1788972 Opened 2 years ago Updated 2 years ago

Crash in [@ mozilla::extensions::URLInfo::~URLInfo]

Categories

(WebExtensions :: General, defect)

Unspecified
Windows 11
defect

Tracking

(Not tracked)

People

(Reporter: mccr8, Unassigned)

Details

(Keywords: crash)

Crash Data

Crash report: https://crash-stats.mozilla.org/report/index/70002b32-bc2b-4e22-b4bf-c1ebd0220902

Reason: EXCEPTION_ACCESS_VIOLATION_READ

Top 10 frames of crashing thread:

0 xul.dll mozilla::extensions::URLInfo::~URLInfo toolkit/components/extensions/MatchPattern.h:129
1 xul.dll mozilla::extensions::ChannelWrapper::~ChannelWrapper toolkit/components/extensions/webrequest/ChannelWrapper.cpp:137
2 xul.dll mozilla::extensions::ChannelWrapper::~ChannelWrapper toolkit/components/extensions/webrequest/ChannelWrapper.cpp:133
3 xul.dll nsPurpleBuffer::VisitEntries<SnowWhiteKiller> xpcom/base/nsCycleCollector.cpp:987
4 xul.dll nsCycleCollector::FreeSnowWhiteWithBudget xpcom/base/nsCycleCollector.cpp:2612
5 xul.dll AsyncFreeSnowWhite::Run js/xpconnect/src/XPCJSRuntime.cpp:154
6 xul.dll IdleRunnableWrapper::Run xpcom/threads/nsThreadUtils.cpp:309
7 xul.dll mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal xpcom/threads/TaskController.cpp:851
8 xul.dll nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1205
9 xul.dll mozilla::ipc::MessagePump::Run ipc/glue/MessagePump.cpp:85

This isn't a new signature, but it seems like there's an oddly large surge in the number of these crashes recently on Nightly.

Product: Core → WebExtensions
Crash Signature: [@ mozilla::extensions::URLInfo::~URLInfo][@ nsTSubstring<T>::Finalize | mozilla::extensions::URLInfo::~URLInfo ] → [@ mozilla::extensions::URLInfo::~URLInfo][@ nsTSubstring<T>::Finalize | mozilla::extensions::URLInfo::~URLInfo ] [@ je_free | mozilla::extensions::URLInfo::~URLInfo ]

Here's the regression range for the first time the signature showed up. Nothing obviously WebExtension related, but I do see that the WebRTC update is in there.

Since the crash volume is low (less than 5 per week), the severity is downgraded to S3. Feel free to change it back if you think the bug is still critical.

For more information, please visit auto_nag documentation.

Severity: S2 → S3
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