On Sun, 11 Dec 2011 13:36:30 -0500, Alex Villac?s Lasso <a_villacis at palosanto.com> wrote: > My system is a Fedora 16 x86_64 running self-compiled vanilla kernel > (.config attached for -rc5). I am getting an apparent memory corruption > that starts since linux 3.2-rc5. No such corruption was noticed in > 3.2-rc4. On the first instance, I eventually got a NULL pointer > dereference and the screen went black, the keyboard was unresponsive, > and I had to hard-reboot the machine. On the second instance, I managed > to reboot the machine normally. The full message log is attached. An > extract of the first WARNING:
The only patch in the i915 code between rc4 and rc5 is a tiny VT-d workaround fix for ILK machines, which does fiddle with how the request linked lists are managed. Can you try reverting eb1711bb94991e93669c5a1b5f84f11be2d51ea1 and see if your problem goes away? -- keith.packard at intel.com -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 827 bytes Desc: not available URL: <http://lists.freedesktop.org/archives/dri-devel/attachments/20111211/9bfe9960/attachment.pgp>