From: Murphy Zhou <jencce.kernel@gmail.com>
To: Rohith Surabattula <rohiths.msft@gmail.com>
Cc: Murphy Zhou <jencce.kernel@gmail.com>,
linux-cifs <linux-cifs@vger.kernel.org>,
Rohith Surabattula <rohiths@microsoft.com>
Subject: Re: [regression] lock test hang since 5.13-rc-smb3-part2
Date: Tue, 7 Sep 2021 11:18:52 +0800 [thread overview]
Message-ID: <20210907031852.fp5mqe6bar4ycekk@xzhoux.usersys.redhat.com> (raw)
In-Reply-To: <CACdtm0ZysFcRQga8DSrVz2iKVoFmTQihLzy+QY667+i06cQgAw@mail.gmail.com>
On Mon, Sep 06, 2021 at 09:17:31PM +0530, Rohith Surabattula wrote:
> Can you please share the mount options.
vers=3.11,mfsymlinks,username=root,password=xx
>
> Did you observe the same failure with 5.14-rc5-smb3-fixes ?
> I ran the generic/478 test on 5.14 and didn't see any hang. But, test
> fails with below
>
> generic/478 - output mismatch (see
> /home/lxsmbadmin/xfstests-dev/results//sm
> b3/generic/478.out.bad)
> --- tests/generic/478.out 2021-05-03 19:01:04.767577557 +0000
> +++ /home/lxsmbadmin/xfstests-dev/results//smb3/generic/478.out.bad
> 2021-09-
> 06 15:39:39.625248615 +0000
> @@ -1,13 +1,13 @@
> QA output created by 478
> get wrlck
> lock could be placed
> -get wrlck
> -get wrlck
> lock could be placed
> get wrlck
> ...
> (Run 'diff -u /home/lxsmbadmin/xfstests-dev/tests/generic/478.out
> /home/lxsm
> badmin/xfstests-dev/results//smb3/generic/478.out.bad'
> to see the entire diff)
> Ran: generic/478
> Failures: generic/478
> Failed 1 of 1 tests
>
> Regards,
> Rohith
>
> On Mon, Sep 6, 2021 at 5:16 PM Murphy Zhou <jencce.kernel@gmail.com> wrote:
> >
> > Hi,
> >
> > Since this commit:
> >
> > commit c3f207ab29f793b8c942ce8067ed123f18d5b81b
> > Author: Rohith Surabattula <rohiths@microsoft.com>
> > Date: Tue Apr 13 00:26:42 2021 -0500
> >
> > cifs: Deferred close for files
> >
> > Xfstests generic/478 on CIFS can't finish like before. The test programme
> > never returns but killable. The kernel does not warn about soft or hard
> > lockups. So it looks like looping forever at some point.
> >
> > It's always reproducible. Without this commit, generic/478 fails the test
> > because of different lock schema but complete very fast. With this commit,
> > test hang like forever.
> >
> > Sorry that I do not look further here, because I have another bisecting to
> > do to hunting another regression.
> >
> > Thanks,
> > Murphy
--
Murphy
prev parent reply other threads:[~2021-09-07 3:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-06 11:45 [regression] lock test hang since 5.13-rc-smb3-part2 Murphy Zhou
2021-09-06 15:47 ` Rohith Surabattula
2021-09-07 3:18 ` Murphy Zhou [this message]
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