1773260 - Crash in [@ mozilla::a11y::SessionAccessibility::PopulateNodeInfo]

Status: RESOLVED WORKSFORME

(Core :: Disability Access APIs, defect)

Description

[Gabriele Svelto [:gsvelto]]

Crash report: https://crash-stats.mozilla.org/report/index/5e5c6979-a88d-4a65-939f-db3ca0220608

Reason: SIGSEGV / SEGV_MAPERR

Top 10 frames of crashing thread:

0 libxul.so {virtual override thunk} 
1 libxul.so mozilla::a11y::SessionAccessibility::PopulateNodeInfo accessible/android/SessionAccessibility.cpp:861
2 libxul.so nsAppShell::LambdaEvent<mozilla::a11y::SessionAccessibility::GetNodeInfo widget/android/nsAppShell.h:71
3 libxul.so nsAppShell::LambdaEvent<nsAppShell::SyncRunEvent widget/android/nsAppShell.h:71
4 libxul.so NS_ProcessNextEvent xpcom/threads/nsThreadUtils.cpp:465
5 libxul.so mozilla::ipc::MessagePump::Run ipc/glue/MessagePump.cpp:85
6 libxul.so MessageLoop::Run ipc/chromium/src/base/message_loop.cc:355
7 libxul.so nsBaseAppShell::Run widget/nsBaseAppShell.cpp:137
8 libxul.so nsAppStartup::Run toolkit/components/startup/nsAppStartup.cpp:295
9 libxul.so XREMain::XRE_main toolkit/xre/nsAppRunner.cpp:5927

This seems to be happening only on Android. I don't know this code well enough to figure out what might be going on.

Comment 1

[James Teh [:Jamie]]

Eitan, do you think this is probably a dup of bug 1772032?

Comment 2

[James Teh [:Jamie]]

The crash rate definitely went down with the fix for bug 1772032, but it didn't drop completely. Interestingly, though, we haven't had any crashes here for the past few days.

Comment 3

[James Teh [:Jamie]]

This seems to have been fixed by other related crash fixes.