Bug 236231 - Regression: Streaming video in Safari (H264) errors in console, IOAccelFenceMachine::fence_timeout
Summary: Regression: Streaming video in Safari (H264) errors in console, IOAccelFenceM...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: Safari 15
Hardware: Mac (Intel) macOS 10.15
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2022-02-07 05:16 PST by Mehmet
Modified: 2022-02-14 05:17 PST (History)
3 users (show)

See Also:

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2022-02-07 05:16 PST, Mehmet 		no flags Details
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Description Mehmet 2022-02-07 05:16:55 PST 
Created attachment 451082 [details]
Screenshot

iMac (21,5 - End 2012)
Safari Version 15.3 (15612.4.9.1.7, 15612)
macOS Catalina 10.15.7 (19H1713)

Steps to reproduce:
1.) Open Console app
2.) Open Safari
3.) Visit youtube.com
4.) Play any video
5.) Take a look in the console app

Actual: Many red kernel errors appear with:
problem	11:00:11.383614+0100	 kernel	void IOAccelFenceMachine::fence_timeout(IOTimerEventSource *): IntelAccelerator prodding blockFenceInterrupt

Expected: No errors

A screenshot is attached.

Thanks.
Comment 1 Radar WebKit Bug Importer 2022-02-14 05:17:15 PST 
<rdar://problem/88899391>