Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)
- To: Menno Finlay-Smits <inbox@menno.io>, 887873@bugs.debian.org
- Cc: Yves-Alexis Perez <corsac@debian.org>, Andrew Lunn <andrew@lunn.ch>
- Subject: Bug#887873: linux-image-4.9.0-5-marvell: frequent "usercopy: kernel memory overwrite attempt detected" on QNAP NAS (ARM)
- From: Martin Michlmayr <tbm@cyrius.com>
- Date: Wed, 31 Jul 2019 16:37:42 +0200
- Message-id: <[🔎] 20190731143742.GA8168@jirafa.cyrius.com>
- Reply-to: Martin Michlmayr <tbm@cyrius.com>, 887873@bugs.debian.org
- In-reply-to: <20180910122728.thruvmdcurlua5pq@jirafa.cyrius.com>
- References: <1520455769.3085111.1295233032.3B89F103@webmail.messagingengine.com> <20180307222722.GH1326@lunn.ch> <1520589187.923608.1297117744.23E3098C@webmail.messagingengine.com> <20180309142724.GD27783@lunn.ch> <1520766137.2953662.1298951624.71C28713@webmail.messagingengine.com> <1520766391.3566.7.camel@debian.org> <151652931598.757.4527606947579667082.reportbug@massive.lan> <1520801944.4060970.1299301640.3BE4BF94@webmail.messagingengine.com> <151652931598.757.4527606947579667082.reportbug@massive.lan> <20180910122728.thruvmdcurlua5pq@jirafa.cyrius.com> <151652931598.757.4527606947579667082.reportbug@massive.lan>
* Martin Michlmayr <tbm@cyrius.com> [2018-09-10 14:27]:
> > > > Do you want me to help figure out which change to the kernel fixed the
> > > > problem?
> > >
> > > As far as I can tell and if I'm not mistaken, the fix is already identified
> > > and is included in 4.9.86.
> > >
> > > I've started working on it for Stretch, and at one point it will be uploaded
> > > to -proposed-updates for inclusion in the next point release (9.5). When it's
> > > done I'll probably ask you to try a test kernel to make sure it's really
> > > fixed.
> >
> > I'm happy to try it out when it's available.
>
> Any update on this? Debian stable has 4.9.110-1 now.
Menno, any chance you can test if your problem has gone away?
--
Martin Michlmayr
https://www.cyrius.com/
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