Created attachment 392425 [details] image-srcset-relative-svg-canvas-diff fast/hidpi/image-srcset-relative-svg-canvas.html Description: This test is flaky failing on Mac wk2 Release recently. There are some older failures, but a lot of passes between them. The older diff has a different percentage and image, changed from .1% to .12%. History: https://results.webkit.org/?suite=layout-tests&test=fast%2Fhidpi%2Fimage-srcset-relative-svg-canvas.html Diff: https://build.webkit.org/results/Apple-Catalina-Release-WK2-Tests/r257840%20(3446)/fast/hidpi/image-srcset-relative-svg-canvas-diff.png
<rdar://problem/60043401>
I can reproduce this issue on r257841 using the command below. --iterations 2000 --exit-after-n-failures 5 --force -f fast/hidpi/image-srcset-relative-svg-canvas.html --no-retry [1/2000][4/2000] fast/hidpi/image-srcset-relative-svg-canvas.html failed unexpectedly (reference mismatch) [17/2000] fast/hidpi/image-srcset-relative-svg-canvas.html failed unexpectedly (reference mismatch) [18/2000] fast/hidpi/image-srcset-relative-svg-canvas.html failed unexpectedly (reference mismatch) [19/2000] fast/hidpi/image-srcset-relative-svg-canvas.html failed unexpectedly (reference mismatch) [25/2000] fast/hidpi/image-srcset-relative-svg-canvas.html failed unexpectedly (reference mismatch) Exiting early after 5 failures. 22 tests run. 17 tests ran as expected, 5 didn't (1978 didn't run): Same command on r257839 gives this result: All 2000 tests ran as expected.
Created attachment 392442 [details] Patch
Created attachment 392444 [details] Patch
I was able to reproduce this failure.
Comment on attachment 392444 [details] Patch Clearing flags on attachment: 392444 Committed r257951: <https://trac.webkit.org/changeset/257951>
All reviewed patches have been landed. Closing bug.