On Thu, Mar 21, 2013 at 03:58:55PM -0500, Joshua Isom wrote: > I've been helping Adrian test the new ath improvements that support the > chipset I have. The first kernel panic is on my system if I have the cd > driver loaded into the kernel, I would get a panic on boot. While > "Mounting local file systems:" it would panic with "Memory modified > after free." Removing the driver solved it. I'd rather have wireless > than cd for right now anyway. But a couple days ago a new build would > always panic, a couple seconds after getty is spawned. All I get is > "panic: Bio too short 0xfffffe000b1395d0." Before that, the builds > worked other than occasional issues due to cleaning. The only place > that panic can be generated is geom_io.c so I'm guessing I can't just > remove the driver. What needs done so I can get a working kernel again?
Try r248596. If it does not help, get a core dump, load it into kgdb and do "p *(struct bio *)addr", where addr is reported in the panic message.
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