linux-kernel - Re: [Test Failure Report] exec: Test failures in execveat

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Message-ID: <202403122219.F96418D@keescook>
Date: Tue, 12 Mar 2024 22:23:42 -0700
From: Kees Cook <keescook@...omium.org>
To: Muhammad Usama Anjum <usama.anjum@...labora.com>
Cc: Eric Biederman <ebiederm@...ssion.com>, Shuah Khan <shuah@...nel.org>,
	Mark Brown <broonie@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
	"kernel@...labora.com" <kernel@...labora.com>
Subject: Re: [Test Failure Report] exec: Test failures in execveat

On Mon, Mar 11, 2024 at 10:08:36PM +0500, Muhammad Usama Anjum wrote:
> On 3/8/24 1:39 AM, Kees Cook wrote:
> > On Thu, Mar 07, 2024 at 02:22:27PM +0500, Muhammad Usama Anjum wrote:
> >> I've tested this patch. Still getting same failures.
> > 
> > Okay, thanks for testing!
> > 
> > What environment are you testing under? It would seem like some unexpected
> > userspace conditions exist that the test isn't prepared for. (I was able
> > to reproduce one error with /bin/dash, for example, but not the others,
> > so something must be different in the set up.)
> I'm testing on Debian Bookworm with v6.1, v6.7 and next-20240304 kernels.
> I've tested it on another VM which is also Debian Bookworm. The default
> shell is dash on Debian as well.

Thanks! Okay, I can reproduce these failures now under a Bookworm
install. I'll keep investigating...

-- 
Kees Cook