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Subject: Re: ext4 file system corruption with v4.19.3 / v4.19.4
To:     "Theodore Y. Ts'o" <tytso@mit.edu>, linux-kernel@vger.kernel.org,
        "Andrey Jr. Melnikov" <temnota.am@gmail.com>,
        linux-ext4@vger.kernel.org
References: <065643a0-f9aa-a361-715a-03ca978d9228@roeck-us.net>
 <20181128041555.GE31885@thunk.org> <en52df-5dh.ln1@banana.localnet>
 <2547416.7Vy7A2kRpU@siriux> <20181128161033.GH31885@thunk.org>
From:   Rainer Fiebig <jrf@mailbox.org>
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Message-ID: <ca0f3f35-aff6-78c9-3669-adb4acf7d46f@mailbox.org>
Date:   Wed, 28 Nov 2018 18:01:32 +0100
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From: Rainer Fiebig <jrf@mailbox.org>
To: "Theodore Y. Ts'o" <tytso@mit.edu>, linux-kernel@vger.kernel.org,
 "Andrey Jr. Melnikov" <temnota.am@gmail.com>, linux-ext4@vger.kernel.org
Message-ID: <ca0f3f35-aff6-78c9-3669-adb4acf7d46f@mailbox.org>
Subject: Re: ext4 file system corruption with v4.19.3 / v4.19.4
References: <065643a0-f9aa-a361-715a-03ca978d9228@roeck-us.net>
 <20181128041555.GE31885@thunk.org> <en52df-5dh.ln1@banana.localnet>
 <2547416.7Vy7A2kRpU@siriux> <20181128161033.GH31885@thunk.org>
In-Reply-To: <20181128161033.GH31885@thunk.org>

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Am 28.11.18 um 17:10 schrieb Theodore Y. Ts'o:
> On Wed, Nov 28, 2018 at 04:56:51PM +0100, Rainer Fiebig wrote:
>>
>> If you still see the errors, at least the Ubuntu-kernel could be ruled=
 out.
>=20
> My impression is that some of the people reporting problems have been
> using stock upstream kernels, so I wasn't really worried about the
> Ubuntu kernel (although it could be something about the default
> configs that Ubuntu sets up).  What I was more wondering was whether
> there was something about userspace or default configs of Ubuntu.
> This isn't necessarily a *problem* per se; for examople, not that long
> ago some users were getting surprised when a problem showed up with an
> older version of the LVM2 userspace with newer upstream kernels.
> After a while, you learn to get super paranoid about making sure to
> rule out all possibilities when trying to debug problems that are only
> hitting a set of users.
>=20
> 						- Ted
>=20

OK, thanks. Perhaps Andrey can tell us then what impact the default
=2Econfig had on the problem.

Rainer Fiebig


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