Re: Linux reports memfd_create() being called without MFD_EXEC or MFD_NOEXEC_SEAL set

[Chet Ramey]

On 4/28/24 2:59 PM, Andreas Schwab wrote:
> On Apr 28 2024, Chet Ramey wrote:
>
> > On 4/27/24 8:09 AM, Andreas Schwab wrote:
> > > On Apr 27 2024, Kerin Millar wrote:
> > >
> > > > At some point after upgrading to bash-5.3-alpha, the following message appeared 
> > > > in my kernel ring buffer.
> > > >
> > > > [700406.870502] bash[3089019]: memfd_create() called without MFD_EXEC or 
> > > > MFD_NOEXEC_SEAL set
> > > This warning has been tuned down in later kernels, but nevertheless,
> > > bash should pass MFD_NOEXEC_SEAL (if defined) when it calls
> > > memfd_create.
> >
> > OK, I'll bite. What does that buy me?
>
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=105ff5339f49

It's not worth arguing about.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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