1540818 - Crash in [@ mozilla::dom::WebAuthnManagerBase::StopListeningForVisibilityEvents]

Status: RESOLVED DUPLICATE of bug 1541085

(Core :: DOM: Web Authentication, defect)

Description

[Marcia Knous [:marcia]]

This bug is for crash report bp-643a6d7b-345c-4d0b-8c16-fc8ad0190331.

Small volume Mac regression which started in 20190330093331: https://bit.ly/2VaauOF.

Possible regression range based on Build ID: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=401af0fbedf390d4fdc42943a260e58462a740ea&tochange=eab754e02657af34096c2a5a79c208d393a72830

Top 10 frames of crashing thread:

0 XUL mozilla::dom::WebAuthnManagerBase::StopListeningForVisibilityEvents xpcom/base/nsCOMPtr.h:823
1 XUL mozilla::dom::U2F::RejectTransaction dom/u2f/U2F.cpp:528
2 XUL mozilla::dom::U2F::~U2F dom/u2f/U2F.cpp:135
3 XUL mozilla::dom::U2F::~U2F dom/u2f/U2F.cpp:131
4 XUL SnowWhiteKiller::Visit xpcom/base/nsCycleCollector.cpp:2428
5 XUL void nsPurpleBuffer::VisitEntries<SnowWhiteKiller> xpcom/base/nsCycleCollector.cpp:956
6 XUL AsyncFreeSnowWhite::Run xpcom/base/nsCycleCollector.cpp:2622
7 XUL <name omitted> xpcom/threads/nsThreadUtils.cpp:327
8 XUL nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1180
9 XUL NS_ProcessNextEvent xpcom/threads/nsThreadUtils.cpp:482

Comment 1

[Marcia Knous [:marcia]]

A few Windows crashes as well, so changing affected platforms.

Comment 2

[Marcia Knous [:marcia]]

There are some Linux crashes as well, including one in 67. So this might be something that goes further back than 68. Overall this is a fairly low volume crash.