kernel panic
Thad Nielsen
paroikos at myrealbox.com
Fri Aug 25 17:57:02 UTC 2006
Peter Roopnarine [proopnarine at calacademy.org] wrote:
> Hi,
> I hope that someone out there can help me. I have an 8-way Opteron running
> Fedora 5. Yesterday I attempted to add 8 Gb of ECC RAM to the current 8 Gb of
> ECC RAM, and upon selecting the OS from the GRUB menu got a kernel panic
> screen. I've since removed the new RAM, returning the memory configuration to
> exactly the starting state, and still no luck. I've also tried to run
> memtest86 but it hangs, and I cannot boot into linux rescue mode. The message
> that I get there is:
> kernel direct mapping tables up to 200000000 @ 8000-8000
> PANIC: early exception rip ffffffff801172db error 0 cr2 ffffffffff5fd023
> PANIC: early exception rip ffffffff801172db error 0 cr2 ffffffffff5fd023
>
> The system reports 7166 MB of memory present. I am going to try the memory
> modules one at a time, and hope that the problem lies there. A different
> hardware problem would not be good, and a hard disk problem would be
> horrible.
> Thanks for any help!
If trying the memory modules one at a time does not resolve your
dilemma, you should also consider the memory slots (it is possible
that one of them is bad). Also, have you checked your BIOS: does it
see all the memory? And your motherboard is capable of all that RAM,
right? Good luck.
T.
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