linux-kernel - Re: [ANNOUNCE] util-linux v2.39

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Message-ID: <2fc8421e-634a-aa7d-b023-c8d5e5fa1741@gmail.com>
Date:   Fri, 19 May 2023 17:56:34 -0500
From:   Bruce Dubbs <bruce.dubbs@...il.com>
To:     Masatake YAMATO <yamato@...hat.com>
Cc:     kzak@...hat.com, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, util-linux@...r.kernel.org,
        renodr2002@...il.com
Subject: Re: [ANNOUNCE] util-linux v2.39

On 5/19/23 17:43, Masatake YAMATO wrote:
> Bruce,
> 
>> On 5/17/23 06:22, Karel Zak wrote:
>>> The util-linux release v2.39 is available at
>>>                                        http://www.kernel.org/pub/linux/utils/util-linux/v2.39
>>>                                     Feedback and bug reports, as always, are welcomed.
>>
>> Karel, I have installed util-linux v2.39 in LFS and have run into a
>> problem with one test, test_mkfds.  Actually the test passes, but does
>> not clean up after itself. What is left over is:
>>
>> tester 32245 1 0 15:43 ?  00:00:00 /sources/util-linux-2.39/test_mkfds
>> -q udp 3 4 server-port=34567 client-port=23456 server-do-bind=1
>> client-do-bind=1 client-do-connect=1
>> tester 32247 1 0 15:43 ?  00:00:00 /sources/util-linux-2.39/test_mkfds
>> -q udp6 3 4 lite=1 server-port=34567 client-port=23456
>> server-do-bind=1 client-do-bind=1 client-do-connect=1
>>
>> It's possible it may be due to something we are doing inside our
>> chroot environment, but we've not had this type of problem with
>> earlier versions of util-linux.
>>
>> In all I do have:
>>
>>    All 261 tests PASSED
>>
>> but the left over processes interfere later when we try to remove the
>> non-root user, tester, that runs the tests.  I can work around the
>> problem by disabling test_mkfds, but thought you would like to know.
> 
> Thank you for reporting.
> Reproduced on my PC. I found two processes were not killed properly.
> 
> Could you try the following change?
> 
> diff --git a/tests/ts/lsfd/option-inet b/tests/ts/lsfd/option-inet
> index 21e66f700..70cc3798d 100755
> --- a/tests/ts/lsfd/option-inet
> +++ b/tests/ts/lsfd/option-inet
> @@ -84,14 +84,10 @@ ts_cd "$TS_OUTDIR"
>                     -o ASSOC,TYPE,NAME \
>                     -Q "(PID == $PID0) or (PID == $PID1) or (PID == $PID2) or (PID == $PID3) or (PID == $PID4)"
>   
> -    kill -CONT "${PID0}"
> -    wait "${PID0}"
> -
> -    kill -CONT "${PID1}"
> -    wait "${PID1}"
> -
> -    kill -CONT "${PID2}"
> -    wait "${PID2}"
> +    for pid in "${PID0}" "${PID1}" "${PID2}" "${PID3}" "${PID4}"; do
> +       kill -CONT "${pid}"
> +       wait "${pid}"
> +    done
>   } > "$TS_OUTPUT" 2>&1
>   
>   ts_finalize

I will do that, but will not be able to get to it until late tomorrow, but will 
report back asap.

Thanks for looking at this.

   -- Bruce