1547604 - Crash in [@ mozilla::Maybe<T>::ref]

Status: RESOLVED FIXED

(Core :: Audio/Video: Playback, defect)

Description

[[:philipp]]

This bug is for crash report bp-7c099e34-11c8-49e0-b58d-4f3900190428.

Top 10 frames of crashing thread:

0 libxul.so mozilla::Maybe<mozilla::media::TimeUnit>::ref const mfbt/Maybe.h:506
1 libxul.so mozilla::RemoteAudioDecoder::ProcessOutput dom/media/platforms/android/RemoteDataDecoder.cpp:480
2 libxul.so mozilla::detail::RunnableMethodImpl<mozilla::RemoteAudioDecoder*, void  xpcom/threads/nsThreadUtils.h:1174
3 libxul.so mozilla::TaskQueue::Runner::Run xpcom/threads/TaskQueue.cpp:199
4 libxul.so nsThreadPool::Run xpcom/threads/nsThreadPool.cpp:244
5 libxul.so non-virtual thunk to nsThreadPool::Run xpcom/threads/nsThreadPool.cpp
6 libxul.so nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1180
7 libxul.so NS_ProcessNextEvent xpcom/threads/nsThreadUtils.cpp:486
8 libxul.so mozilla::ipc::MessagePumpForNonMainThreads::Run ipc/glue/MessagePump.cpp:333
9 libxul.so MessageLoop::Run ipc/chromium/src/base/message_loop.cc:290

these crash reports are spiking up on recent fennec builds after the changes from bug 1540748 have landed.
all crashes are annotated with MOZ_RELEASE_ASSERT(mIsSome).

Comment 1

[Kevin Brosnan [Ex-Mozilla]]

I hit this while scrubbing on Twitter videos using Pixel 3 and Firefox for Android Nightly.

Comment 2

[Alastor Wu [:alwu]]

This issue has been fixed by backout bug1540748.