Hi Tzafrir, Tzafrir Cohen <[email protected]> (28/08/2010): > I was not able to get any useful backtrace from the core file. So I > added some debug messages to the driver. The last part of the log > below with those debug messages (befault the segfault message): > […] > So it basically segfaults at the first outb() in SMI_EnableMmio().
With “exotic” drivers like this one, you want to install xserver-xorg-core-dbg, as well as a customly-rebuilt driver using this environment variable: DEB_BUILD_OPTIONS="noopt nostrip"; that should get you an exploitable core file. Mraw, KiBi.
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