https://bugs.freedesktop.org/show_bug.cgi?id=93419
Bug ID: 93419
Summary: HDMI and DP display audio will not work after long
time test
Product: PulseAudio
Version: unspecified
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: major
Priority: medium
Component: alsa
Assignee: [email protected]
Reporter: [email protected]
QA Contact: [email protected]
CC: [email protected]
Created attachment 120556
--> https://bugs.freedesktop.org/attachment.cgi?id=120556&action=edit
dmesg
System Environment
=======
CRB:SharkBay Desktop FC
Platform: Haswell
CPU: i7-4770S
Chipset PCH: Wildcat Point –LP B0
Audio card: HDA Intel HDMI
BIOS: HSWLPTU1.86C.0136.R00.1312030849
Kernel:4.4.0-rc2+
OS:Ubuntu 14.10
Tree: git://anongit.freedesktop.org/drm-intel
Branch:drm-intel-nightly
Commit: 552592507b76ed0d1301bf21cf20e00a15ded5bb
Bug detailed description
=======
Connect two monitors to CRB via HDMI and DP. Use aplay software to play music
on 2 monitors' Speaker at the same time, about 5 minute, the sound of two
monitors' Speaker are abnormal, no music, but noise;
Reproduce Steps
==============
1. boot up
2. use attahced script to play music to two monitors
Expected Result
=============
Can always hear correct music from two monitors Speaker
Actual Result
===========
The sound of two monitors Speaker is noise. I recorded the noise as file
abnormal_audio.mp3
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