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Message-ID: <ZBiAPngOtzSwDhFz@kroah.com> Date: Mon, 20 Mar 2023 16:48:14 +0100 From: Greg KH <gregkh@...uxfoundation.org> To: Lorenz Bauer <lmb@...valent.com> Cc: Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org, stable@...r.kernel.org, Martin KaFai Lau <martin.lau@...nel.org>, ast@...nel.org, daniel@...earbox.net, andrii@...nel.org, shuah@...nel.org, yhs@...com, eddyz87@...il.com, sdf@...gle.com, error27@...il.com, iii@...ux.ibm.com, memxor@...il.com, bpf@...r.kernel.org, linux-kselftest@...r.kernel.org Subject: Re: [PATCH AUTOSEL 6.2 08/30] selftests/bpf: check that modifier resolves after pointer On Mon, Mar 20, 2023 at 03:31:42PM +0000, Lorenz Bauer wrote: > On Mon, Mar 20, 2023 at 12:53 AM Sasha Levin <sashal@...nel.org> wrote: > > > > From: Lorenz Bauer <lorenz.bauer@...valent.com> > > > > [ Upstream commit dfdd608c3b365f0fd49d7e13911ebcde06b9865b ] > > > > Add a regression test that ensures that a VAR pointing at a > > modifier which follows a PTR (or STRUCT or ARRAY) is resolved > > correctly by the datasec validator. > > > > Signed-off-by: Lorenz Bauer <lmb@...valent.com> > > Link: https://lore.kernel.org/r/20230306112138.155352-3-lmb@isovalent.com > > Signed-off-by: Martin KaFai Lau <martin.lau@...nel.org> > > Signed-off-by: Sasha Levin <sashal@...nel.org> > > Hi Sasha, > > Can you explain why this patch was selected? I'd prefer to not > backport the test, since it frequently leads to breakage when trying > to build selftests/bpf on stable kernels. Why would it break? Is that because the test is buggy, or the kernel is buggy? thanks, greg k-h
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