From: Nikolay Borisov <nborisov@suse.com>
To: Peter Chant <pete@petezilla.co.uk>, linux-btrfs@vger.kernel.org
Subject: Re: Kernel warning - not sure if this is important
Date: Mon, 19 Mar 2018 10:34:11 +0200 [thread overview]
Message-ID: <bcd412c7-b7c1-a581-ea4b-e00bec6cd909@suse.com> (raw)
In-Reply-To: <398a50db-8ae0-b933-7268-4231e08d615d@petezilla.co.uk>
On 19.03.2018 10:21, Peter Chant wrote:
> I got this kernel warning overnight. Possibly during or after a dedup
> using duperemove. I'm not sure if that is relevent. Seems to relate to
> fs/btrfs/backref.c line 1266.
>
> Don't know if it is important. Thought I'd post it just in case.
>
> I'm afraid this is a screen-shot in the old fashioned sense:
> https://drive.google.com/file/d/1NelZV2ld9Yqqt8b2y2sg6aAwgevgMy4X/view?usp=sharing
You are hitting a warning that was removed in : c8195a7b1ad5 ("btrfs:
remove spurious WARN_ON(ref->count < 0) in find_parent_nodes")
In short - you can disregard it. However, it's likely you will continue
seeing it in the future unless you update to 4.16 (the commit is not
tagged for stable ))
>
> Pete
> --
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next prev parent reply other threads:[~2018-03-19 8:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-19 8:21 Kernel warning - not sure if this is important Peter Chant
2018-03-19 8:34 ` Nikolay Borisov [this message]
2018-03-20 20:13 ` Pete
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