Messages in this thread | | | From | "Prakhya, Sai Praneeth" <> | Subject | RE: [PATCH V2] fork: Improve error message for corrupted page tables | Date | Tue, 6 Aug 2019 16:10:16 +0000 |
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> > With patch: > > ----------- > > [ 69.815453] mm/pgtable-generic.c:29: bad p4d > 0000000084653642(800000025ca37467) > > [ 69.815872] BUG: Bad rss-counter state mm:00000000014a6c03 > type:MM_FILEPAGES val:2 > > [ 69.815962] BUG: Bad rss-counter state mm:00000000014a6c03 > type:MM_ANONPAGES val:5 > > [ 69.816050] BUG: non-zero pgtables_bytes on freeing mm: 20480 > > > > Also, change print function (from printk(KERN_ALERT, ..) to > > pr_alert()) so that it matches the other print statement. > > > > Cc: Ingo Molnar <mingo@kernel.org> > > Cc: Vlastimil Babka <vbabka@suse.cz> > > Cc: Peter Zijlstra <peterz@infradead.org> > > Cc: Andrew Morton <akpm@linux-foundation.org> > > Cc: Anshuman Khandual <anshuman.khandual@arm.com> > > Acked-by: Dave Hansen <dave.hansen@intel.com> > > Suggested-by: Dave Hansen <dave.hansen@intel.com> > > Signed-off-by: Sai Praneeth Prakhya <sai.praneeth.prakhya@intel.com> > > Acked-by: Vlastimil Babka <vbabka@suse.cz> > > I would also add something like this to reduce risk of breaking it in the > future:
Sure! Sounds good to me. Will add it to V3.
Regards, Sai
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