Re: linux 5.13 kernel regression for NFS server

From: Justin Piszcz
Date: Wed Jul 07 2021 - 10:03:59 EST


On Tue, Jun 29, 2021 at 9:01 AM Chuck Lever III <chuck.lever@xxxxxxxxxx> wrote:
>
> Hi Justin-
..
> > --- config-20210628.1624867695 2021-06-28 04:08:15.152781940 -0400
> > +++ config-20210628.1624867962 2021-06-28 04:12:42.591981706 -0400
> > @@ -1,6 +1,6 @@
> > #
> > # Automatically generated file; DO NOT EDIT.
> > -# Linux/x86 5.13.0-rc7 Kernel Configuration
> > +# Linux/x86 5.13.0 Kernel Configuration
> > #
> > CONFIG_CC_VERSION_TEXT="gcc (Debian 10.2.1-6) 10.2.1 20210110"
> > CONFIG_CC_IS_GCC=y
>
> It's likely this regression is due to a last minute change to
> alloc_pages_bulk_array() done just before v5.13. See:
>
> https://lore.kernel.org/linux-nfs/20210629081432.GE3840@xxxxxxxxxxxxxxxxxxx/T/#t
>
> for details.
>
> --
> Chuck Lever

Hello, thank you! Confirmed that 5.13.1 includes the fix and it is working.

Justin.