This bug was fixed in the package mesa - 18.0.5-0ubuntu0~18.04.1
---------------
mesa (18.0.5-0ubuntu0~18.04.1) bionic; urgency=medium
* New upstream release. (LP: #1772607)
- fix wayland apps blocking on eglswapBuffers (LP: #1774170)
-- Timo Aaltonen <[email protected]> Tue, 22 May 2018 11:31:23 +0300
** Changed in: mesa (Ubuntu Bionic)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1774170
Title:
Applications block on eglswapBuffers due to buggy mesa version
Status in mesa package in Ubuntu:
Fix Released
Status in mesa source package in Bionic:
Fix Released
Bug description:
[Impact]
The mesa version that is available after installing packages has a bug that
leads to wayland applications blocking on eglSwapBuffers if egl swap interval
is set to Zero.
Ubuntu version: 18.04 LTS
Currently available mesa version for installation: 18.0.0~rc5
Versions where the bug is fixed:
17.3.8, 18.0.2, 18.1.0, or later
[Test case]
More details about the bug, how to reproduce it and the right mesa versions
to use in here:
https://bugs.freedesktop.org/show_bug.cgi?id=106719
Would be so good if it is possible to provide one of the mesa versions
where the problem does not exist as a package for installation.
Thanks
Output from running:
apt-cache policy libegl-mesa0
libegl-mesa0:
Installed: 18.0.0~rc5-1ubuntu1
Candidate: 18.0.0~rc5-1ubuntu1
Version table:
*** 18.0.0~rc5-1ubuntu1 500
500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
100 /var/lib/dpkg/status
[Regression potential]
none known, and we're SRUing 18.0.5 which is the last one of the series so
shouldn't have regressions caused by earlier bugfixes..
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