1423893 - Crash in webrtc::AudioBuffer::CopyFrom

Status: RESOLVED FIXED

(Core :: WebRTC: Audio/Video, defect, P2)

Description

[Calixte Denizet (:calixte)]

This bug was filed from the Socorro interface and is
report bp-914b664e-42c7-4b88-9ed1-c43760171207.
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Top 10 frames of crashing thread:

0 xul.dll webrtc::AudioBuffer::CopyFrom media/webrtc/trunk/webrtc/modules/audio_processing/audio_buffer.cc:134
1 xul.dll webrtc::AudioProcessingImpl::AnalyzeReverseStreamLocked media/webrtc/trunk/webrtc/modules/audio_processing/audio_processing_impl.cc:1367
2 xul.dll webrtc::AudioProcessingImpl::ProcessReverseStream media/webrtc/trunk/webrtc/modules/audio_processing/audio_processing_impl.cc:1315
3 xul.dll mozilla::MediaEngineWebRTCMicrophoneSource::PacketizeAndProcess dom/media/webrtc/MediaEngineWebRTCAudio.cpp:825
4 xul.dll mozilla::WebRTCAudioDataListener::NotifyInputData dom/media/webrtc/MediaEngineWebRTC.h:391
5 xul.dll mozilla::AudioCallbackDriver::DataCallback dom/media/GraphDriver.cpp:928
6 xul.dll cubeb_resampler_speex<float, cubeb_resampler_speex_one_way<float>, delay_line<float> >::fill_internal_duplex media/libcubeb/src/cubeb_resampler.cpp:242
7 xul.dll `anonymous namespace'::refill media/libcubeb/src/cubeb_wasapi.cpp:564
8 xul.dll `anonymous namespace'::refill_callback_duplex media/libcubeb/src/cubeb_wasapi.cpp:763
9 xul.dll `anonymous namespace'::wasapi_stream_render_loop media/libcubeb/src/cubeb_wasapi.cpp:970

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There are 2 crashes in nightly 59 with buildid 20171206221407. In analyzing the backtrace, the regression may have been introduced by patch [1] to fix bug 1397793.

[1] https://hg.mozilla.org/mozilla-central/rev/0107b3feb84b

Comment 1

[Paul Adenot (:padenot)]

Fixed in https://reviewboard.mozilla.org/r/206292/diff/1-2/, that has landed on central.