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DateWed, 1 Mar 2006 23:42:15 -0800
FromAndrew Morton <>
SubjectRe: + proc-dont-lock-task_structs-indefinitely-cpuset-fix-2.patch added to -mm tree
Paul Jackson <pj@sgi.com> wrote:
>
> > It'd be interesting to see if just the data structure expansion:
> 
> Nice guess.
> 
> It still crashes on boot.
> 

OK.   This is awful.   I cannot see it.

If someone passes get_cpu_sysdev() a -ve cpu number then ugly things will
happen, but it's unlikely to be that.  Pretty sad coding though.

> Unable to handle kernel NULL pointer dereference (address 0000000000000058)
> ...
> ip is at sysfs_create_group+0x30/0x2a0

Are you able to determine which pointer deref this is faulting at?  I
couldn't find any fields which look like they're 0x58 bytes into anything.

Thanks for persisting with this.
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