Messages in this thread | | | Date | Thu, 23 Aug 2007 14:07:32 +0100 | Subject | Re: [BUG] 2.6.23-rc3-mm1 kernel BUG at mm/page_alloc.c:2876! | From | (Mel Gorman) |
| |
On (22/08/07 13:50), Andrew Morton didst pronounce: > On Wed, 22 Aug 2007 13:48:00 -0700 > Andrew Morton <akpm@linux-foundation.org> wrote: > > > This: > > > > --- a/mm/page_alloc.c~a > > +++ a/mm/page_alloc.c > > @@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c > > return 0; > > bad: > > for_each_zone(dzone) { > > + if (!populated_zone(zone)) > > + continue; > > if (dzone == zone) > > break; > > kfree(zone_pcp(dzone, cpu)); > > _ > > > > might help avoid the crash > > err, make that >
We're already in the error path at this point and it's going to blow up. The real problem is kmalloc_node() returning NULL for whatever reason.
> --- a/mm/page_alloc.c~a > +++ a/mm/page_alloc.c > @@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c > return 0; > bad: > for_each_zone(dzone) { > + if (!populated_zone(dzone)) > + continue; > if (dzone == zone) > break; > kfree(zone_pcp(dzone, cpu)); > _ > >
-- -- Mel Gorman Part-time Phd Student Linux Technology Center University of Limerick IBM Dublin Software Lab - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |