Re: [chrony-dev] [GIT] chrony/chrony.git branch master updated. 3.1-17-g653d70e

[Vincent Blut <vincent.debian@xxxxxxx>]

On Wed, Apr 26, 2017 at 03:43:58PM +0200, Miroslav Lichvar wrote:
> On Wed, Apr 26, 2017 at 03:29:03PM +0200, Vincent Blut wrote:
> > >    sys_linux: allow sysinfo in seccomp filter
> > >
> > >    It may be used by glob() in latest glibc.
> >
> > Do you have an idea about which commit in glibc justifies this patch?
>
> No, sorry. I saw it on Fedora 26, which has glibc-2.24.

Same version here.

> If you add the dumpdir and dumponexit options to chrony.conf and run
> chronyd with -F 1 at least two times to have some files in dumpdir,
> you should see a crash if glibc is using that syscall.

Ok, it seems that the Fedora glibc maintainers have backported more 
stuff than we did as I can’t reproduce the crash.

> The cleanup of old dump files on start is the only thing in chronyd 
> using glob() after seccomp filter was loaded.

Good to know. Thanks a lot Miroslav!

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