Messages in this thread | | | Date | Tue, 05 Jun 2007 15:57:19 -0700 | From | "H. Peter Anvin" <> | Subject | Re: 2.6.22-rc1-mm1 |
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Andy Whitcroft wrote: >>> >> It definitely sounds like a memory clobber of some sort. >> >> Usual suspects, in addition to the input/output buffers you already >> looked at, would be the heap and the stack. Finding where the stack >> pointer lives would be my first, instinctive guess. > > The stack seems to be where it should be and seems to stay pretty much > in the same place as it should. Adding checks for the heap also seem to > stay within bounds. I've tried making the stack and the heap 64k to no > effect. > > Moving the kernel to other places in memory seems to kill the decode > completely during gunzip() which may be a hint I am not sure. > > This thing is trying to ruin my mind. >
Yours and mine both. Seems like *something* is clobbering memory, but what and why is a mystery. The fact that putting the kernel in a higher point in memory is a good indication that this clobber is at a relatively high address.
How much RAM does this machine have?
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