Re: linux-next: runtime warning after merge of the driver-core tree

From: Stephen Rothwell
Date: Tue Mar 07 2023 - 06:52:29 EST


Hi Greg,

On Tue, 7 Mar 2023 09:01:56 +0100 Greg KH <greg@xxxxxxxxx> wrote:
>
> On Tue, Mar 07, 2023 at 05:48:55PM +1100, Stephen Rothwell wrote:
> > Hi Greg,
> >
> > On Tue, 7 Mar 2023 07:31:57 +0100 Greg KH <greg@xxxxxxxxx> wrote:
> > >
> > > On Tue, Mar 07, 2023 at 01:43:13PM +1100, Stephen Rothwell wrote:
> > > > Hi all,
> > > >
> > > > After merging the driver-core tree, today's linux-next qemu boot
> > > > (powerpc pseries_le_defconfig) produced this boot time warning:
> > > >
> > > > HugeTLB: 0 KiB vmemmap can be freed for a 1.00 GiB page
> > > > sysfs: cannot create duplicate filename '//block'
> > >
> > > That is odd. What type of userspace are you running this with? And is
> > > there a pointer to the .config anywhere? No one should be needing this
> > > old config option anymore, but maybe I messed something up in removing
> > > it...
> > The userspace is a trivial PowerPC LE initramfs that just shuts down
> > after it boots. However, the warning occurs before the initramfs is
> > even unpacked.
> >
> > I have attached the generated .config
>
> No .config was attached :(

Yeah, sorry, by the time I noticed you had posted that you thought you
knew what the problem was, so I didn't bother sending it.

> Anyway, should now be fixed with:
> https://lore.kernel.org/r/20230307075102.3537-1-gregkh@xxxxxxxxxxxxxxxxxxx
>
> I'll queue that up to my tree so hopefully linux-next will be working
> properly tomorrow. Sorry for the bug.

OK, thanks. I will let you know if it still warns ;-)

--
Cheers,
Stephen Rothwell

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