linux-kernel - Re: selftests: Linux Kernel Dump Test Module output

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Date:   Wed, 19 Feb 2020 09:16:03 -0700
From:   shuah <shuah@...nel.org>
To:     Cristian Marussi <cristian.marussi@....com>,
        Naresh Kamboju <naresh.kamboju@...aro.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        Kees Cook <keescook@...omium.org>
Cc:     Anders Roxell <anders.roxell@...aro.org>,
        lkft-triage@...ts.linaro.org,
        open list <linux-kernel@...r.kernel.org>, ankita@...ibm.com,
        Will Deacon <will@...nel.org>, ardb@...nel.org,
        "Guohanjun (Hanjun Guo)" <guohanjun@...wei.com>,
        shuah <shuah@...nel.org>
Subject: Re: selftests: Linux Kernel Dump Test Module output

On 2/17/20 8:36 AM, Cristian Marussi wrote:
> Hi
> 
> n 17/02/2020 11:09, Naresh Kamboju wrote:
>> The selftest lkdtm test failed on x86_64 and arm64.
>> am I missing any pre-requisite?
>>
>> Boot log:
>> [    3.297812] lkdtm: No crash points registered, enable through debugfs
>>
> 
> from your logs I cannot deduce anything useful, but in our CI I've got similar issues
> since the 10/12th of Feb...
> 
> TAP version 13
> 1..71
> # selftests: lkdtm: PANIC.sh
> # Cannot find /sys/kernel/debug/provoke-crash/DIRECT (missing CONFIG_LKDTM?)
> not ok 1 selftests: lkdtm: PANIC.sh # SKIP
> # selftests: lkdtm: BUG.sh
> # Cannot find /sys/kernel/debug/provoke-crash/DIRECT (missing CONFIG_LKDTM?)
> 
> so I suppose this and a bunch of other (probably new) tests are simply
> missing a bit of CONFIGs... (but I have still to look into this properly)
> (not sure if this also is your case either...)
> 
> Regards
> 
> Cristian
> 

Hi Kees,

Any ideas on what this is about? Missing config or something else?

thanks,
-- Shuah