1615563 - Visual glitches are triggered on the Refresh button

Status: NEW

(Core :: Graphics, defect, P3)

Description

[Anca Soncutean [:Anca], Desktop Release QA]

Attachment: screencast issue.mov

[Affected versions]:

• Fx 75.0a1 (2020-02-13)
• Fx 74.0b3
• Fx 73.0

[Affected platforms]:

• Windows 10
• Ubuntu 18.04
• macOS 10.13

[Steps to reproduce]:

1. Open https://edition.cnn.com/
2. Refresh the page
3. Observe the refresh button

[Expected result]:

• No glitches appear while the page is reloading

[Actual result]:

• Visual glitches can be observed while the page is reloading

[Regression range]:

• Reproducible with Fx 71.0; I will provide additional info asap.

[Additional notes]:

• Not reproducible on Chrome
• Other sites affected: bbc.com, spiegel.de

Comment 1

[Anca Soncutean [:Anca], Desktop Release QA]

It seams that this issue is not a regression, I can reproduce this glitch way back to Fx 30.0a1, but while on recent builds the issue is always reproducible, on older once is intermittent.

Comment 2

[Release mgmt bot [:sylvestre / :calixte / :marco for bugbug]]

The priority flag is not set for this bug.
:jbonisteel, could you have a look please?

For more information, please visit auto_nag documentation.

Comment 3

[Andrei Purice]

This issue is reproducible on the latest Nightly 76.0a1 (2020-04-01) on https://mail.yahoo.com/ as well.

Comment 4

[Jessie [:jbonisteel] pls NI]

Can you attach the contents of about:support as a text file?

Comment 5

[Anca Soncutean [:Anca], Desktop Release QA]

(In reply to Jessie [:jbonisteel] pls NI from comment #4)

Can you attach the contents of about:support as a text file?

Here is the attached about:support for the latest Nightly (2020-04-06) on Windows 10.

Comment 6

[Jessie [:jbonisteel] pls NI]

If you force enable WebRender, does this issue still happen for you? Just curious.

Comment 7

[Anca Soncutean [:Anca], Desktop Release QA]

(In reply to Jessie [:jbonisteel] pls NI from comment #6)

If you force enable WebRender, does this issue still happen for you? Just curious.

Yes, it is reproducible as well.

Comment 8

[Marcela]

This issue is reproducible on Windows 10 with Firefox Nightly version 77.0a1 (2020-04-15) (64-bit)