From mboxrd@z Thu Jan  1 00:00:00 1970
From: Petr Vorel <pvorel@suse.cz>
Date: Wed, 10 Feb 2021 22:39:25 +0100
Subject: [LTP] CVE-2020-29373 reproducer fails on v5.11
In-Reply-To: <270c474f-476a-65d2-1f5b-57d3330efb04@kernel.dk>
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 <b74d54ed-85ba-df4c-c114-fe11d50a3bce@gmail.com>
 <270c474f-476a-65d2-1f5b-57d3330efb04@kernel.dk>
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To: ltp@lists.linux.it

Hi Jens, Pavel,

> On 2/10/21 12:32 PM, Pavel Begunkov wrote:
> > On 10/02/2021 19:08, Petr Vorel wrote:
> >> Hi all,

> >> I found that the reproducer for CVE-2020-29373 from Nicolai Stange (source attached),
> >> which was backported to LTP as io_uring02 by Martin Doucha [1] is failing since
> >> 10cad2c40dcb ("io_uring: don't take fs for recvmsg/sendmsg") from v5.11-rc1.

> > Thanks for letting us know, we need to revert it

> I'll queue up a revert. Would also be nice to turn that into
> a liburing regression test.
Thanks a lot for a quick feedback and fix!

Kind regards,
Petr