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Issue metadata

Status: Duplicate
Merged: issue 904042
Owner:
Closed: Jan 2
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 1
Type: Bug-Regression



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Background cover bug

Reported by dize...@gmail.com, Dec 28

Issue description

UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 YaBrowser/18.11.1.716 Yowser/2.5 Safari/537.36

Example URL:
https://jsfiddle.net/dizel3d/gahwykt6/

Steps to reproduce the problem:
Run the example https://jsfiddle.net/dizel3d/gahwykt6/

What is the expected behavior?
All divs should be green like in Safari or Firefox.

What went wrong?
Some divs are red or transparent.

Does it occur on multiple sites: Yes

Is it a problem with a plugin? No 

Did this work before? N/A 

Does this work in other browsers? Yes

Chrome version: 70.0.3538.102  Channel: n/a
OS Version: OS X 10.13.6
Flash Version: 

Looks like a bug with CSS `background: cover` for tiny images.
 
Labels: Needs-Milestone
Cc: santhoshkumar@chromium.org
Labels: -Type-Bug -Pri-2 hasbisect-per-revision RegressedIn-70 Triaged-ET ReleaseBlock-Stable Target-71 Target-72 M-71 FoundIn-71 FoundIn-72 OS-Linux OS-Windows Pri-1 Type-Bug-Regression
Owner: schenney@chromium.org
Status: Assigned (was: Unconfirmed)
[Reverse Bisect]Able to reproduce the issue on reported chrome 70.0.3538.102 however issue seems to be fixed in latest chrome canary 73.0.3658.0 using Mac 10.12, Windows 10 and Ubuntu 17.10 with steps mentioned in comment# 0,hence providing reverse bisect info

Reverse Bisect Info:
================
Bad build: 72.0.3610.0 
Good build:72.0.3611.0 

Change Log:https://chromium.googlesource.com/chromium/src/+log/0248b7e5e62389c0e7f43a2e5cba5f74d7a658e0..0eaa27d31b4d727a10363cc2ef000b84438d9696
Suspecting:https://chromium.googlesource.com/chromium/src/+/0eaa27d31b4d727a10363cc2ef000b84438d9696
Reviewed-on: https://chromium-review.googlesource.com/c/1334291

@schenney: Please confirm the issue and help in re-assigning if it is not related to your change
Adding Release-Block-Stable as this is recent regression. Please feel free to remove if not applicable.

Thanks!

Mergedinto: 904042
Status: Duplicate (was: Assigned)
Yes, this bug was fixed for M-72 but not merged back. There is a workaround which is to use larger images. See the duplicate bug.

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