207200 2020-02-04 08:16:35 -0800 [Mac wk2 ] webgpu/whlsl/while-loop-continue.html flaky failing. 2020-02-05 07:39:09 -0800 1 1 1 Unclassified WebKit WebGPU WebKit Nightly Build Mac Unspecified NEW https://bugs.webkit.org/show_bug.cgi?id=207199 https://bugs.webkit.org/show_bug.cgi?id=207202 https://bugs.webkit.org/show_bug.cgi?id=207267 InRadar P2 Normal --- 1 Lawrence.j webkit-unassigned tsavell webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1614547 0 389662 Lawrence.j 2020-02-04 08:16:35 -0800 Created attachment 389662 while-loop-continue-diff webgpu/whlsl/while-loop-continue.html Description: This test is flaky failing on Mac wk2. History: https://results.webkit.org/?suite=layout-tests&test=webgpu%2Fwhlsl%2Fwhile-loop-continue.html&platform=mac&limit=50000 Diff: https://build.webkit.org/results/Apple-Catalina-Debug-WK2-Tests/r254499%20(1679)/webgpu/whlsl/while-loop-continue-diff.png 1614548 1 webkit-bug-importer 2020-02-04 08:17:04 -0800 <rdar://problem/59149568> 1614555 2 389663 Lawrence.j 2020-02-04 08:23:42 -0800 Created attachment 389663 Update Test Expectations 1614556 3 389663 tsavell 2020-02-04 08:26:29 -0800 Comment on attachment 389663 Update Test Expectations Clearing flags on attachment: 389663 Committed r255678: <https://trac.webkit.org/changeset/255678> 1614755 4 Lawrence.j 2020-02-04 14:48:23 -0800 I was not able to reproduce this issue using the following commands. run-webkit-tests --root xxx webgpu/whlsl/while-loop-continue.html --iterations 5000 -f --exit-after-n-failures 5 rwt --root t255690 webgpu/whlsl/while-loop-continue.html --iterations 5000 -f --exit-after-n-failures 5 -g 1614773 5 Lawrence.j 2020-02-04 15:06:08 -0800 I was actually able to reproduce this issue with run-webkit-tests iterations. I was also able to reporduce it with debug, it failed 5 times out of the first 162 tests. 389662 2020-02-04 08:16:35 -0800 2020-02-04 08:16:35 -0800 while-loop-continue-diff while-loop-continue-diff.png image/png 3533 Lawrence.j iVBORw0KGgoAAAANSUhEUgAAAyAAAAJYCAAAAAC/Hd2sAAAAOGVYSWZNTQAqAAAACAABh2kABAAA AAEAAAAaAAAAAAACoAIABAAAAAEAAAMgoAMABAAAAAEAAAJYAAAAAOGil64AAA1QSURBVHgB7dVB aiMBDERRJ/j+RzZZeauVyriUl80EGhT1U3/m8fBDgAABAgQIECBAgAABAgQIECBAgAABAgQIELgp 8PN+rdf7F/9+hcDvV2xhCXfwDRAYBAQy4HhEQCC+AQKDgEAGHI8ICMQ3QGAQEMiA4xEBgfgGCAwC AhlwPCIgEN8AgUFAIAOORwQE4hsgMAgIZMDxiIBAfAMEBgGBDDgeERCIb4DAICCQAccjAgLxDRAY BAQy4HhEQCC+AQKDgEAGHI8ICMQ3QGAQEMiA4xEBgfgGCAwCAhlwPCIgEN8AgUFAIAOORwQE4hsg MAgIZMDxiIBAfAMEBgGBDDgeERCIb4DAICCQAccjAgLxDRAYBAQy4HhEQCC+AQKDgEAGHI8ICMQ3 QGAQEMiA4xEBgfgGCAwCAhlwPCIgEN8AgUFAIAOORwQE4hsgMAgIZMDxiIBAfAMEBgGBDDgeERCI b4DAICCQAccjAgLxDRAYBAQy4HhEQCC+AQKDgEAGHI8ICMQ3QGAQEMiA4xEBgfgGCAwCAhlwPCIg EN8AgUFAIAOORwQE4hsgMAgIZMDxiIBAfAMEBgGBDDgeERCIb4DAICCQAccjAgLxDRAYBAQy4HhE 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389663 2020-02-04 08:23:42 -0800 2020-02-04 08:26:29 -0800 Update Test Expectations bug-207200-20200204082341.patch text/plain 1528 Lawrence.j U3VidmVyc2lvbiBSZXZpc2lvbjogMjU1Njc3CmRpZmYgLS1naXQgYS9MYXlvdXRUZXN0cy9DaGFu Z2VMb2cgYi9MYXlvdXRUZXN0cy9DaGFuZ2VMb2cKaW5kZXggZGFlMDAwMDMzN2Q0YzVmZGI3NTE4 YjIzOGFiZjYwM2JhNTZmY2VlMC4uYWJmNTJmNzYwYzJlZjEyMDRiNmFiMmI1YWU1ZTBkN2I5MjVl ZjlkZiAxMDA2NDQKLS0tIGEvTGF5b3V0VGVzdHMvQ2hhbmdlTG9nCisrKyBiL0xheW91dFRlc3Rz L0NoYW5nZUxvZwpAQCAtMSwzICsxLDEyIEBACisyMDIwLTAyLTA0ICBKYXNvbiBMYXdyZW5jZSAg PGxhd3JlbmNlLmpAYXBwbGUuY29tPgorCisgICAgICAgIFsgTWFjIHdrMiBdIHdlYmdwdS93aGxz bC93aGlsZS1sb29wLWNvbnRpbnVlLmh0bWwgZmxha3kgZmFpbGluZy4KKyAgICAgICAgaHR0cHM6 Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTIwNzIwMAorCisgICAgICAgIFVucmV2 aWV3ZWQgdGVzdCBnYXJkZW5pbmcuCisKKyAgICAgICAgKiBwbGF0Zm9ybS9tYWMtd2syL1Rlc3RF eHBlY3RhdGlvbnM6CisKIDIwMjAtMDItMDQgIEphc29uIExhd3JlbmNlICA8bGF3cmVuY2UuakBh cHBsZS5jb20+CiAKICAgICAgICAgUmVncmVzc2lvbjogKDI1MjMzND8pIFsgaU9TIHdrMiBdIGh0 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