I can't test it, obviously. The rotated zaphod screen, at which the artefacts appear in my case, is only available with "sna" enabled.
On a side note: I tried it nevertheless as I forgot about that. The result was a segfault of the xserver. [ 406.336] Requested Entity already in use! [ 406.336] (EE) Screen 1 deleted because of no matching config section. [ 406.336] (EE) [ 406.336] (EE) Backtrace: [ 406.336] (EE) 0: /usr/bin/X (xorg_backtrace+0x36) [0x58a416] [ 406.336] (EE) 1: /usr/bin/X (0x400000+0x18e269) [0x58e269] [ 406.336] (EE) 2: /usr/lib/libpthread.so.0 (0x7f3cfacee000+0xf1e0) [0x7f3cfacfd1e0] [ 406.336] (EE) 3: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f3cf84d2000+0x16150) [0x7f3cf84e8150] [ 406.336] (EE) 4: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f3cf84d2000+0x17435) [0x7f3cf84e9435] [ 406.336] (EE) 5: /usr/bin/X (xf86DeleteScreen+0x84) [0x480c64] [ 406.336] (EE) 6: /usr/bin/X (xf86BusConfig+0x216) [0x46c086] [ 406.336] (EE) 7: /usr/bin/X (InitOutput+0x956) [0x479df6] [ 406.336] (EE) 8: /usr/bin/X (0x400000+0x26776) [0x426776] [ 406.336] (EE) 9: /usr/lib/libc.so.6 (__libc_start_main+0xf5) [0x7f3cf9b7aa15] [ 406.336] (EE) 10: /usr/bin/X (0x400000+0x26c9d) [0x426c9d] [ 406.336] (EE) [ 406.336] (EE) Segmentation fault at address 0x0 [ 406.336] Fatal server error: [ 406.336] Caught signal 11 (Segmentation fault). Server aborting [ 406.336] [ 406.336] (EE) Wouldn't it be possible to gracefully exit and remind users that rotated setups are only available with the "sna" option? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using Intel SNA Status in X.org xf86-video-intel: Confirmed Status in “xserver-xorg-video-intel” package in Ubuntu: Fix Released Bug description: After enabling the SNA acceleration method and rebooting, I noticed that graphical glitches appeared in the letters on Chromium's tab bar during the mouse hover animation. I've attached a screenshot illustrating this, particularly with the letter "g" in the screenshot. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: xorg 1:7.7+1ubuntu4 ProcVersionSignature: Ubuntu 3.7.0-7.15-generic 3.7.0 Uname: Linux 3.7.0-7-generic x86_64 ApportVersion: 2.8-0ubuntu1 Architecture: amd64 Date: Thu Jan 10 16:00:55 2013 InstallationDate: Installed on 2012-09-24 (107 days ago) InstallationMedia: Kubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120822.2) MarkForUpload: True SourcePackage: xorg UpgradeStatus: Upgraded to raring on 2012-09-25 (107 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1098334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp