Joseph Ligier, the issue you are reporting is an upstream one. Could you please report this problem to them by following the instructions verbatim at https://wiki.ubuntu.com/Bugs/Upstream/kernel ?
Please provide a direct URL to your report on https://bugs.freedesktop.org/enter_bug.cgi?product=xorg&component=Driver/Radeon once you have made it so that it may be tracked.
Thank you for your understanding.
Joseph Ligier, the issue you are reporting is an upstream one. Could you please report this problem to them by following the instructions verbatim at https:/ /wiki.ubuntu. com/Bugs/ Upstream/ kernel ?
Please provide a direct URL to your report on https:/ /bugs.freedeskt op.org/ enter_bug. cgi?product= xorg&component= Driver/ Radeon once you have made it so that it may be tracked.
Thank you for your understanding.