*** This bug is a duplicate of bug 2018439 *** https://bugs.launchpad.net/bugs/2018439
> MESA: error: Failed to query drm device. > libEGL warning: egl: failed to create dri2 screen > Adding the following the following permissions to > /etc/apparmor.d/local/usr.bin.firefox seems to mitigate the issue: > /sys/devices/pci*/**/{config,revision} r, > @{PROC}/[0-9]*/**/comm r, > @{PROC}/[0-9]*/**/oom_score_adj w, Thanks, that fixed the issue for me on Intel HD Graphics 2000. Firefox 133.0.3. KDE Neon on Ubuntu 22.04 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2044304 Title: Apparmor crashes GPU acceleration in Firefox 120 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/2044304/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs