Subject: Re: random core dumps while swapping
To: <>
From: David Laight <>
List: tech-kern
Date: 03/17/2003 22:23:42
On Mon, Mar 17, 2003 at 05:10:01PM -0500, Huy Vu wrote:
> > My sparc system is generating random core file while swapping
> > heavily.  I don't know if this is a sparc specific fault, or a
> > generic one - I haven't tried the same test on any other systems.
> I have seen this exact problem of random coredump on PPC platform (macppc).
> At times it seems like everything was generating coredump.  What we did then
> was merge in some of the "pmap" fixes for PPC in early November 2002.  Since
> then we have not seen the problem.

I'm running 'current' as of this morning....

Core was generated by `sleep'.
Program terminated with signal 10, Bus error.

warning: current_sos: Can't read pathname for load map: Input/output error

Reading symbols from /lib/ debugging symbols found)...done.
Loaded symbols for /lib/
#0  0x10035e44 in ?? ()
(gdb) bt
#0  0x10035e44 in ?? ()
Cannot access memory at address 0x230


David Laight: