1608723 - Crash in [@ memcpy | mozilla::AudioPacketizer<T>::Input]

Status: RESOLVED DUPLICATE of bug 1604117

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

Description

[[:philipp]]

This bug is for crash report bp-6bcd5ad7-5926-4bb7-8815-c773a0200112.

Top 10 frames of crashing thread:

0 vcruntime140.dll memcpy f:\dd\vctools\crt\vcruntime\src\string\amd64\memcpy.asm:447
1 xul.dll mozilla::AudioPacketizer<float, float>::Input dom/media/AudioPacketizer.h
2 xul.dll mozilla::AudioInputProcessing::PacketizeAndProcess dom/media/webrtc/MediaEngineWebRTCAudio.cpp:898
3 xul.dll mozilla::AudioInputProcessing::NotifyInputData dom/media/webrtc/MediaEngineWebRTCAudio.cpp:1061
4 xul.dll mozilla::MediaTrackGraphImpl::NotifyInputData dom/media/MediaTrackGraph.cpp:859
5 xul.dll mozilla::AudioCallbackDriver::DataCallback dom/media/GraphDriver.cpp:917
6 xul.dll passthrough_resampler<float>::fill media/libcubeb/src/cubeb_resampler.cpp:97
7 xul.dll `anonymous namespace'::refill media/libcubeb/src/cubeb_wasapi.cpp:789
8 xul.dll `anonymous namespace'::refill_callback_duplex media/libcubeb/src/cubeb_wasapi.cpp
9 xul.dll `anonymous namespace'::wasapi_stream_render_loop media/libcubeb/src/cubeb_wasapi.cpp

these tab crashes are increasing in volume during the firefox 73 beta cycle. submitted urls in reports indicate that this crash is primarily happening on facebook video calls.