Bug 219839 - GPU process sometimes hangs during MotionMark Focus when enabling GPU Process for DOM
Summary: GPU process sometimes hangs during MotionMark Focus when enabling GPU Process...
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKit2 (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Wenson Hsieh
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2020-12-13 12:12 PST by Wenson Hsieh
Modified: 2020-12-14 11:55 PST (History)
4 users (show)

See Also:


Attachments
WIP (10.65 KB, patch)
2020-12-13 13:52 PST, Wenson Hsieh
no flags Details | Formatted Diff | Diff
Patch (15.74 KB, patch)
2020-12-14 09:23 PST, Wenson Hsieh
no flags Details | Formatted Diff | Diff
Add Radar URL to ChangeLog (15.77 KB, patch)
2020-12-14 11:04 PST, Wenson Hsieh
no flags Details | Formatted Diff | Diff

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Description Wenson Hsieh 2020-12-13 12:12:00 PST
(This manifests itself as a crash under this stack, due to backend creation timing out since the GPU process is unresponsive)

Thread 0 name:  Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0   WebKit                        	0x000000010352857c WebKit::ImageBufferShareableIOSurfaceBackend::createImageBufferBackendHandle() const + 24
1   WebKit                        	0x0000000103206474 WebKit::RemoteLayerBackingStore::encode(IPC::Encoder&) const + 316
2   WebKit                        	0x0000000103206474 WebKit::RemoteLayerBackingStore::encode(IPC::Encoder&) const + 316
3   WebKit                        	0x000000010320a050 WebKit::RemoteLayerTreeTransaction::LayerProperties::encode(IPC::Encoder&) const + 1184
Comment 1 Wenson Hsieh 2020-12-13 13:52:27 PST Comment hidden (obsolete)
Comment 2 Wenson Hsieh 2020-12-14 09:23:00 PST
Created attachment 416165 [details]
Patch
Comment 3 Wenson Hsieh 2020-12-14 10:06:40 PST
<rdar://problem/71562635>
Comment 4 Wenson Hsieh 2020-12-14 11:04:54 PST
Created attachment 416174 [details]
Add Radar URL to ChangeLog
Comment 5 EWS 2020-12-14 11:55:54 PST
Committed r270796: <https://trac.webkit.org/changeset/270796>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 416174 [details].