Messages in this thread | | | Subject | Re: kmemleak: Unable to handle kernel paging request | From | Catalin Marinas <> | Date | Wed, 11 Jun 2014 23:00:18 +0100 |
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On 11 Jun 2014, at 21:04, Denis Kirjanov <kda@linux-powerpc.org> wrote: > On 6/11/14, Catalin Marinas <catalin.marinas@arm.com> wrote: >> On Wed, Jun 11, 2014 at 04:13:07PM +0400, Denis Kirjanov wrote: >>> I got a trace while running 3.15.0-08556-gdfb9454: >>> >>> [ 104.534026] Unable to handle kernel paging request for data at >>> address 0xc00000007f000000 >> >> Were there any kmemleak messages prior to this, like "kmemleak >> disabled"? There could be a race when kmemleak is disabled because of >> some fatal (for kmemleak) error while the scanning is taking place >> (which needs some more thinking to fix properly). > > No. I checked for the similar problem and didn't find anything relevant. > I'll try to bisect it.
Does this happen soon after boot? I guess it’s the first scan (scheduled at around 1min after boot). Something seems to be telling kmemleak that there is a valid memory block at 0xc00000007f000000.
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