Re: bad rss-counter message in 3.14rc5

From: Dave Jones
Date: Wed Mar 05 2014 - 12:57:45 EST


On Wed, Mar 05, 2014 at 12:45:03PM -0500, Dave Jones wrote:
> I just saw this on my box that's been running trinity..
>
> [48825.517189] BUG: Bad rss-counter state mm:ffff880177921d40 idx:0 val:1 (Not tainted)
>
> There's nothing else, no trace, nothing. Any ideas where to begin with this?

ah, on the serial console there was also this truncated warning..

[48825.517189] BUG: Bad rss-counter state mm:ffff880177921d40 idx:0 val:1 (Not tainted)
[48924.133273] ------------[ cut here ]------------
[48924.133391] kernel BUG at include/linux/swapops.h:131!

Dave

124 static inline struct page *migration_entry_to_page(swp_entry_t entry)
125 {
126 struct page *p = pfn_to_page(swp_offset(entry));
127 /*
128 * Any use of migration entries may only occur while the
129 * corresponding page is locked
130 */
131 BUG_ON(!PageLocked(p));
132 return p;
133 }

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/