On Thu, Jun 05, 2014 at 01:37:42AM +0200, Andre Tomt wrote: > On 04. juni 2014 20:27, Greg KH wrote: > > Hi all, > > > > Dave, I saw you mention that you were seeing the "Bad rss-counter" line > > on 3.15-rc1, but I couldn't find any follow-up on this to see if anyone > > figured it out, or did it just "magically" go away? > > > > I ask as Brandon is seeing this same message a lot on a 3.14.4 kernel, > > causing system crashes and problems: > > > > [16591492.449718] BUG: Bad rss-counter state mm:ffff8801ced99880 idx:0 val:-1836508 > > [16591492.449737] BUG: Bad rss-counter state mm:ffff8801ced99880 idx:1 val:1836508 > > > > [20783350.461716] BUG: Bad rss-counter state mm:ffff8801d2b1dc00 idx:0 val:-52518 > > [20783350.461734] BUG: Bad rss-counter state mm:ffff8801d2b1dc00 idx:1 val:52518 > > > > [21393387.112302] BUG: Bad rss-counter state mm:ffff8801d0104e00 idx:0 val:-1767569 > > [21393387.112321] BUG: Bad rss-counter state mm:ffff8801d0104e00 idx:1 val:1767569 > > > > [21430098.512837] BUG: Bad rss-counter state mm:ffff880100036680 idx:0 val:-2946 > > [21430098.512854] BUG: Bad rss-counter state mm:ffff880100036680 idx:1 val:2946 > > > > Anyone have any ideas of a 3.15-rc patch I should be including in > > 3.14-stable to resolve this? > > I saw a bunch of similar errors on 3.14.x up to and including 3.14.4, > running Java (Tomcat) and Postgres on Xen PV. Have not seen it since > "mm: use paravirt friendly ops for NUMA hinting ptes" landed in 3.14.5. > > 402e194dfc5b38d99f9c65b86e2666b29adebf8c in stable, > 29c7787075c92ca8af353acd5301481e6f37082f upstream > > As I did not follow the original discussion I have no idea if this is > the same thing, and I'm way too lazy to look for it now. ;-) Ah, nice find. Brandon, I think 3.14.5 is in the CoreOs tree, can you update to that on these boxes to see if it solves the issue? thanks, greg k-h -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>