FS#18804 - [kernel26]Using the KMS option of the radeon-driver makes the kernel segfault and reboot when startx
Attached to Project:
Arch Linux
Opened by lh (jarryson) - Tuesday, 23 March 2010, 16:37 GMT
Last edited by Andreas Radke (AndyRTR) - Wednesday, 12 May 2010, 20:19 GMT
Opened by lh (jarryson) - Tuesday, 23 March 2010, 16:37 GMT
Last edited by Andreas Radke (AndyRTR) - Wednesday, 12 May 2010, 20:19 GMT
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Details
https://bugzilla.kernel.org/show_bug.cgi?id=15287
http://bbs.archlinux.org/viewtopic.php?id=92311 my card is X700 mobility (RV420 5653) CPU is AMD turion mt34 and notebook is Uniwill p50ca(motherboard is VIA K8T890) i have no problem using KMS and 3D acceleration with 2.6.31. but after upgrade kernel26 to 2.6.33, i can not start x when KMS enabled. the system will reboot immediately. from kernel bugzilla, i found the solution, need a patch to disable msi on via motherboard, i don't know what msi is, but it works. i can compile the kernel myself, but i see someone else in the forume meet the same problem, so hope arch official add this patch till main kernel tree merge it. |
This task depends upon
Closed by Andreas Radke (AndyRTR)
Wednesday, 12 May 2010, 20:19 GMT
Reason for closing: Upstream
Additional comments about closing: workarounds known, see comment.
Wednesday, 12 May 2010, 20:19 GMT
Reason for closing: Upstream
Additional comments about closing: workarounds known, see comment.
Comment by Andreas Radke (AndyRTR) -
Wednesday, 24 March 2010, 09:47 GMT
Comment by Andreas Radke (AndyRTR) -
Wednesday, 12 May 2010, 20:18 GMT
http://bugs.freedesktop.org/show_bug.cgi?id=25662
- similar issue for X200m cards. But this is no stopper for me.
It's safe to disable KMS mode and run X in UMS until it will
fixed.
You can add "pci=nomsi" to your kernel boot line or disable KMS
until we ship a new version including the upstream fix.