Re: 4.4-rc5: ugly warn on: 5 W+X pages found
From: Pavel Machek
Date: Mon Dec 14 2015 - 07:29:57 EST
On Mon 2015-12-14 09:04:03, Pavel Machek wrote:
> > Kernel complains:
> And now, we are at -rc5, and kernel still complains...
> ...with a back trace, which is clearly completely useless, and just
> there to make it scary and make people report.
> Problem is... noone cares for the reports. (-rc0 version below).
> Can we get rid of that WARN_ON? If you do care about reports, please
> add email address those can be reported to. If you don't... just drop
> Hardware is thinkpad x60.
> [ 3.285993] x86/mm: Found insecure W+X mapping at address
---[ Persisent kmap() Area ]---
0xffc00000-0xffd28000 1184K pte
0xffd28000-0xffddd000 724K RW GLB NX pte
0xffddd000-0xffe69000 560K pte
0xffe69000-0xffe6e000 20K RW GLB x pte
0xffe6e000-0xffe6f000 4K pte
---[ Fixmap Area ]---
Any other info that would be useful?
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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