Closed Bug 1663809 Opened 4 years ago Closed 4 years ago

Enabling webrender renders half the page blank on nvidia

Categories

(Core :: Graphics: WebRender, defect)

x86_64
Linux
defect

Tracking

()

RESOLVED WORKSFORME
Tracking Status
firefox-esr68 --- unaffected
firefox-esr78 --- unaffected
firefox80 --- unaffected
firefox81 --- unaffected
firefox82 --- disabled

People

(Reporter: mar.kolya, Unassigned)

References

Details

(Keywords: correctness, nightly-community, regression)

Attachments

(2 files)

Attached image shot.png

User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:82.0) Gecko/20100101 Firefox/82.0

Steps to reproduce:

Use linux machine with binary nvidia drivers
set gfx.webrender.enabled to true
visit any page, tested with start.ubuntu-mate.org

Actual results:

Top half of the page shows as white rectangle, bottom half renders fine - see screen shot attached

Expected results:

Page should render correctly. That appeared in nightly about week or two ago. Before it was rendering fine.

Bugbug thinks this bug should belong to this component, but please revert this change in case of error.

Component: Untriaged → Graphics: WebRender
Product: Firefox → Core

Please open about:support, click on "Copy text to clipboard" and paste it here. Thanks! Please also check if this has been fixed with the latest Nightly update.

OS: Unspecified → Linux
Hardware: Unspecified → x86_64
Attached file about:support

Thanks, but you have censored the build id. Please really check if this has been fixed with the latest Nightly update because this looks like a duplicate of bug 1663273.

Are you able to reproduce this bug with the following commands?
$ pip3 install --upgrade mozregression
$ mozregression --launch 2020-09-09 --pref gfx.webrender.all:true -a https://start.ubuntu-mate.org
If yes, please try to find a regression range:
$ mozregression --good 81 --bad 2020-09-09 --pref gfx.webrender.all:true -a https://start.ubuntu-mate.org

This pref mentions an outdated Nightly build (but is it even an official build from https://nightly.mozilla.org?):

browser.sessionstore.upgradeBackup.latestBuildID: 20200904072349

bug 1460959 landed in 20200904094341.
The similar looking regression (bug 1663273) was fixed by bug 1663279 in 20200907214307.

This is from nightly(In reply to Darkspirit, Servo QA from comment #5)

This pref mentions an outdated Nightly build (but is it even an official build from https://nightly.mozilla.org?):

This is from ubuntu nightly ppa.
I'll retest when new one lands.

See Also: → 1663273

Seems to be working with latest nightly. Thanks!

Closing based on comment 7.

Status: UNCONFIRMED → RESOLVED
Closed: 4 years ago
Resolution: --- → WORKSFORME
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