214388 2020-07-15 17:32:01 -0700 [macOS WK1 EWS] compositing/repaint/iframes tests are flaky failures 2020-07-24 10:23:27 -0700 1 1 1 Unclassified WebKit Compositing Other Unspecified Unspecified NEW InRadar P2 Normal --- 1 ryanhaddad webkit-unassigned ap rackler simon.fraser webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1671998 0 ryanhaddad 2020-07-15 17:32:01 -0700 compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint.html is a flaky failure on macOS WK1 EWS bots --- /Volumes/Data/worker/macOS-Mojave-Release-WK1-Tests-EWS/build/layout-test-results/compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint-expected.txt +++ /Volumes/Data/worker/macOS-Mojave-Release-WK1-Tests-EWS/build/layout-test-results/compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint-actual.txt @@ -14,6 +14,11 @@ (drawsContent 1) (repaint rects (rect 16.00 16.00 400.00 300.00) + (rect 16.00 16.00 400.00 300.00) + (rect 24.00 24.00 100.00 100.00) + (rect 24.00 24.00 384.00 292.00) + (rect 16.00 16.00 400.00 300.00) + (rect 16.00 16.00 400.00 300.00) (rect 24.00 16.00 100.00 8.00) ) ) Examples https://ews-build.webkit.org/#/builders/30/builds/13889 https://ews-build.webkit.org/#/builders/30/builds/13884 https://ews-build.webkit.org/#/builders/30/builds/13883 Test history (no failures on post-commit macOS bots as of this filing: https://results.webkit.org/?suite=layout-tests&test=compositing%2Frepaint%2Fiframes%2Fcomposited-iframe-with-fixed-background-doc-repaint.html 1671999 1 webkit-bug-importer 2020-07-15 17:35:15 -0700 <rdar://problem/65636360> 1672000 2 ryanhaddad 2020-07-15 17:35:19 -0700 Marked test as flaky in r264438 1672001 3 ryanhaddad 2020-07-15 17:36:15 -0700 Since this isn't failing on post-commit bots, we need to try to run tests locally with `--skip-failing-tests` or a test list to get reproduction steps. 1673451 4 rackler 2020-07-21 08:55:01 -0700 I am able to reproduce this for r264130, but not with r264129 REPRODUCTION STEPS run-webkit-tests --iterations 2000 --exit-after-n-failures 3 --exit-after-n-crashes-or-timeouts 1 --debug-rwt-logging --no-retry --force --no-build -f -1 compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint.html Diff: --- /Volumes/Data/tmp/MacRelease/layout-test-results/compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint-expected.txt +++ /Volumes/Data/tmp/MacRelease/layout-test-results/compositing/repaint/iframes/composited-iframe-with-fixed-background-doc-repaint-actual.txt @@ -14,6 +14,11 @@ (drawsContent 1) (repaint rects (rect 16.00 16.00 400.00 300.00) + (rect 16.00 16.00 400.00 300.00) + (rect 24.00 24.00 100.00 100.00) + (rect 24.00 24.00 384.00 292.00) + (rect 16.00 16.00 400.00 300.00) + (rect 16.00 16.00 400.00 300.00) (rect 24.00 16.00 100.00 8.00) ) ) 1673468 5 simon.fraser 2020-07-21 09:24:28 -0700 (In reply to Karl Rackler from comment #4) > I am able to reproduce this for r264130, but not with r264129 That doesn't really make sense. r264130 is a test-only change which did not affect this test or any of its results. 1674722 6 ryanhaddad 2020-07-24 10:15:24 -0700 Disabling this test caused compositing/repaint/iframes/compositing-iframe-scroll-repaint.html to start failing, and disabling that test caused compositing/repaint/iframes/compositing-iframe-with-fixed-background-doc-repaint.html to start failing, so we really need to figure out what test is causing all this. 1674733 7 ryanhaddad 2020-07-24 10:23:27 -0700 Marked the compositing/repaint/iframes directory as failing for Mojave WK1 in r264840 in an effort make EWS happy.