linux-kernel - Re: [PATCH bpf] selftests: bpf: check map in map pruning

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Message-ID: <CACAyw99EhJ8k4f3zeQMf3pRC+L=hQhK=Rb3UwSz19wt9gnMPrA@mail.gmail.com>
Date:   Wed, 17 Nov 2021 08:47:45 +0000
From:   Lorenz Bauer <lmb@...udflare.com>
To:     Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc:     Shuah Khan <shuah@...nel.org>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        kernel-team <kernel-team@...udflare.com>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        Network Development <netdev@...r.kernel.org>,
        bpf <bpf@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH bpf] selftests: bpf: check map in map pruning

On Sat, 13 Nov 2021 at 01:27, Alexei Starovoitov
<alexei.starovoitov@...il.com> wrote:
>
> Not sure how you've tested it, but it doesn't work in unpriv:
> $ test_verifier 789
> #789/u map in map state pruning FAIL
> processed 26 insns (limit 1000000) max_states_per_insn 0 total_states
> 2 peak_states 2 mark_read 1
> #789/p map in map state pruning OK

Strange, I have a script that I use for bisecting which uses a minimal
.config + virtue to run a vm, plus I was debugging in gdb at the same
time. I might have missed this, apologies.

I guess vmtest.sh is the canonical way to run tests now?

-- 
Lorenz Bauer  |  Systems Engineer
6th Floor, County Hall/The Riverside Building, SE1 7PB, UK

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