Fw: 100.chksetuid handging on nfs mounts

[Alan Somers]

On Thu, Aug 30, 2018 at 1:09 AM Gerrit Kühn <gerrit.kuehn at aei.mpg.de> wrote:

> On Fri, 15 Dec 2017 15:46:59 +0100 Gerrit Kühn <gerrit.kuehn at aei.mpg.de>
> wrote about Re: Fw: 100.chksetuid handging on nfs mounts:
>
> Hello all,
>
> Sorry for picking this up after such a long time...
>
> > > This is a known bug.  It happens when an NFS filesystem is mounted on
> > > the same mountpoint as a local filesystem.  It's fixed by [1] and
> > > MFCed by [2] and [3].  What version are you using?
> >
> > ~ # freebsd-version
> > 10.3-RELEASE-p17
> >
> > > [1] https://svnweb.freebsd.org/base?view=revision&revision=306048
> > > [2] https://svnweb.freebsd.org/base?view=revision&revision=306642
> > > [3] https://svnweb.freebsd.org/base?view=revision&revision=306644
> >
> > Looks like 10.3 didn't get this fix, but 10.4 has it. The system is due
> > for an update, anyway. Thanks for the pointers!
>
> The system is running 11.1 meanwhile, and has the fixes mentioned above (I
> just checked this again). However, an unavailable nfs server (some
> directories simply mounted under /net) still makes it hang on this command
> (from ps aux):
>
> ---
> root  51860   0.0  0.0   8364  2672  -  D    00:07         0:00.24 find
> -sx / /dev/null ( ! -fstype local ) -prune -o -type f ( ( ! -perm +010
> -and -perm +001 ) -or ( ! -perm +020 -and -perm +002 ) -or ( ! -perm +040
> -and -perm +004 ) ) -exec ls -liTd {} +
> ---
>
> Any ideas why this happens (and how to prevent it)?
>
>
> cu
>   Gerrit
>

I just checked, and on my system find does not descend into NFS directories
mounted under /net.  Could you share the output of "mount" ?