Messages in this thread | | | Date | Tue, 27 Jun 2017 19:41:52 +0300 | From | "Kirill A. Shutemov" <> | Subject | Re: next-20170620 BUG in do_page_fault / do_huge_pmd_wp_page |
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On Tue, Jun 27, 2017 at 09:13:31AM +0200, Vlastimil Babka wrote: > +CC Kirill, those 512 numbers smell like THP related. > > On 06/23/2017 07:48 AM, Naresh Kamboju wrote: > > Hi Valdis, > > > > On 23 June 2017 at 08:56, <valdis.kletnieks@vt.edu> wrote: > >> Saw this at boot of next-20170620. Not sure how I managed to hit 4 BUG in a row... > >> > >> Looked in 'git log -- mm/' but not seeing anything blatantly obvious. > >> > >> This ringing any bells? I'm not in a position to recreate or bisect this until > >> the weekend. > >> > >> [ 315.409076] BUG: Bad rss-counter state mm:ffff8a223deb4640 idx:0 val:-512 > >> [ 315.412889] BUG: Bad rss-counter state mm:ffff8a223deb4640 idx:1 val:512 > >> [ 315.416694] BUG: non-zero nr_ptes on freeing mm: 1 > >> [ 315.436098] BUG: Bad page state in process gdm pfn:3e8400 > >> [ 315.439802] page:ffffe8af0fa10000 count:-1 mapcount:0 mapping: (null) index:0x1
Could you check this helps:
http://lkml.kernel.org/r/20170627163734.6js4jkwkwlz6xwir@black.fi.intel.com
-- Kirill A. Shutemov
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