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Description of problem: Some sizes of various fonts in various applications have blank spots in glyphs. Version-Release number of selected component (if applicable): mesa-*-7.11.2-1.fc16 How reproducible: Always Steps to Reproduce: 1. Open gnome-terminal, firefox or another application where you can change font size 2. Change font sizes between smaller and bigger sizes. 3. Observe artifacts in glyphs. Actual results: Some font sizes (the common ones) have artifacts, blank spots. Expected results: Fully rendered glyphs. Additional info: 'yum downgrade' downgrades the packages to mesa-*-7.11-8.fc16.i686 mesa-*-7.11-8.fc16.i686 works without problem. lspci: 00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 04) 00:02.1 Display controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 04)
Thanks for the bug report. We have reviewed the information you have provided above, and there is some additional information we require that will be helpful in our diagnosis of this issue. Please add drm.debug=0x04 to the kernel command line, restart computer, and attach * your X server config file (/etc/X11/xorg.conf, if available), * X server log file (/var/log/Xorg.*.log*; check with grep Backtrace /var/log/Xorg* which logs might be the most interesting ones, send us at least Xorg.0.log) * output of the dmesg command, and * system log (/var/log/messages) to the bug report as individual uncompressed file attachments using the bugzilla file attachment link above. We will review this issue again once you've had a chance to attach this information. Thanks in advance.
Created attachment 549386 [details] Information about the update that caused the symptoms to disappear
After last update (in attachment above) the symptoms disappeared. Cannot reproduce any more.