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Groups > linux.kernel > #1299045
| From | Michal Hocko <mhocko@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 |
| Date | 2015-12-29 17:30 +0100 |
| Message-ID | <qL5jP-2Vk-1@gated-at.bofh.it> (permalink) |
| References | <qJhIt-167-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
[CCing Andrew] On Thu 24-12-15 09:12:53, Jeremiah Mahler wrote: > all, > > I have started seeing a "Bad rss-counter" message in the logs with > the latest linux-next 20151222+. > > [ 458.282192] BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 This is MM_SHMEMPAGES so an "unamapped" shmem memory. One possible reason might be an unitialized zap_details used from unmap_mapping_range during truncate introduced by "mm, oom: introduce oom reaper" from the mmotm tree. There is a fix for this which is still pending http://lkml.kernel.org/r/1450487091-7822-1-git-send-email-sasha.levin%40oracle.com -- Michal Hocko SUSE Labs -- 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/
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BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 Jeremiah Mahler <jmmahler@gmail.com> - 2015-12-24 18:20 +0100
Re: BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 Michal Hocko <mhocko@kernel.org> - 2015-12-29 17:30 +0100
Re: BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 Andrew Morton <akpm@linux-foundation.org> - 2015-12-29 19:40 +0100
Re: BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 Jeremiah Mahler <jmmahler@gmail.com> - 2015-12-29 20:00 +0100
Re: BUG: Bad rss-counter state mm:ffff8800c5a96000 idx:3 val:3894 Stephen Rothwell <sfr@canb.auug.org.au> - 2015-12-30 23:40 +0100
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