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SubjectRe: process '/usr/bin/rsync' started with executable stack
On Wed, Jun 24, 2020 at 12:22:14AM +0300, Alexey Dobriyan wrote:
> On Wed, Jun 24, 2020 at 12:12:18AM +0300, Alexey Dobriyan wrote:
> > On Tue, Jun 23, 2020 at 10:39:26AM -0700, Christian Kujau wrote:
> > > Hi,
> > >
> > > exactly this[0] happened today, on a 5.6.5 kernel:
> > >
> > > process '/usr/bin/rsync' started with executable stack
> > >
> > > But I can't reproduce this message,
>
> This message is once-per-reboot.
>
> If you run something with exec stack after the message
> you shouldn't get it second time.

If you want to reset this flag, you can do:

# echo 1 > /sys/kernel/debug/clear_warn_once

--
Kees Cook

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