[Webkit-unassigned] [Bug 236231] New: Regression: Streaming video in Safari (H264) causes (red) kernel errors in console

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=236231

            Bug ID: 236231
           Summary: Regression: Streaming video in Safari (H264) causes
                    (red) kernel errors in console
           Product: WebKit
           Version: Safari 15
          Hardware: Mac (Intel)
                OS: macOS 10.15
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mehmet.sahin at gmx.net

Created attachment 451082

  --> https://bugs.webkit.org/attachment.cgi?id=451082&action=review

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.

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