linux-kernel - Re: [clk] a2499eff4b: BUG:kernel_NULL_pointer

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Message-ID: <159780681339.334488.10402512224012716827@swboyd.mtv.corp.google.com>
Date:   Tue, 18 Aug 2020 20:13:33 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>,
        kernel test robot <rong.a.chen@...el.com>
Cc:     linux-clk@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Sylwester Nawrocki <snawrocki@...nel.org>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Lukasz Luba <lukasz.luba@....com>, 0day robot <lkp@...el.com>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org
Subject: Re: [clk] a2499eff4b: BUG:kernel_NULL_pointer_dereference,address

Quoting kernel test robot (2020-08-11 01:49:44)
> Greeting,
> 
> FYI, we noticed the following commit (built with gcc-9):
> 
> commit: a2499eff4b30a85d56e4466e6ca4746c72a347c6 ("[PATCH v2] clk: samsung: Keep top BPLL mux on Exynos542x enabled")
> url: https://github.com/0day-ci/linux/commits/Marek-Szyprowski/clk-samsung-Keep-top-BPLL-mux-on-Exynos542x-enabled/20200807-213239
> base: https://git.kernel.org/cgit/linux/kernel/git/clk/linux.git clk-next
> 
> in testcase: trinity
> with following parameters:
> 
>         runtime: 300s
> 
> test-description: Trinity is a linux system call fuzz tester.
> test-url: http://codemonkey.org.uk/projects/trinity/
> 
> 
> on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 16G

Cool robot. But this doesn't look related to the patch at all?