> > Is anyone willing to say outright that this could not be a generic
> > kernel bug?
>
> well, nothing is sure, but we havent had bugs in buffer.c free list
> management for a long time. There was nothing changed substantially in
> that area. (the VM changes might change timings, but certainly not the
> core buffer-cache primitives.) To me this does look like (IDE) IO-related
> memory corruption or access to already freed structures.
One possible thing to try on the debugging side is at the 'official'
end of the DMA turn off the master bit for the IDE controller, do an
arbitary pci read (to flush anything pending) then do a check
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This archive was generated by hypermail 2b29 : Tue May 23 2000 - 21:00:19 EST