From: Sven Eckelmann <sven@narfation.org>
To: b.a.t.m.a.n@lists.open-mesh.org
Cc: Simon Wunderlich <simon@open-mesh.com>
Subject: Re: [B.A.T.M.A.N.] [PATCH-maint] batman-adv: fix lockdep splat when doing mcast_free
Date: Sat, 19 Dec 2015 10:32:22 +0100 [thread overview]
Message-ID: <1831238.xY0O8bfIys@bentobox> (raw)
In-Reply-To: <20151219080405.GJ30160@otheros>
[-- Attachment #1: Type: text/plain, Size: 1174 bytes --]
On Saturday 19 December 2015 09:04:05 Linus Lüssing wrote:
> > From: Simon Wunderlich <simon@open-mesh.com>
> >
> > While testing, we got something like this:
> >
> > WARNING: CPU: 0 PID: 238 at net/batman-adv/multicast.c:142 batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]()
> > [...]
> > Call Trace:
> > [<ffffffff815fc597>] dump_stack+0x4b/0x64
> > [<ffffffff810b34dc>] warn_slowpath_common+0xbc/0x120
> > [<ffffffffa0024ec5>] ? batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]
> > [<ffffffff810b3705>] warn_slowpath_null+0x15/0x20
> > [<ffffffffa0024ec5>] batadv_mcast_mla_tt_retract+0x94/0x205 [batman_adv]
> > [<ffffffffa00273fe>] batadv_mcast_free+0x36/0x39 [batman_adv]
> > [<ffffffffa0020c77>] batadv_mesh_free+0x7d/0x13f [batman_adv]
> > [<ffffffffa0036a6b>] batadv_softif_free+0x15/0x25 [batman_adv]
> > [...]
> >
> > Signed-off-by: Simon Wunderlich <simon@open-mesh.com>
>
> Fixes: 5b95c427d187 ("batman-adv: Annotate deleting functions with external lock via lockdep")
> Acked-by: Linus Lüssing <linus.luessing@c0d3.blue>
I am confused why this should fix a commit which is there to find such problems.
Kind regards,
Sven
[-- Attachment #2: This is a digitally signed message part. --]
[-- Type: application/pgp-signature, Size: 819 bytes --]
next prev parent reply other threads:[~2015-12-19 9:32 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-30 16:34 [B.A.T.M.A.N.] [PATCH-maint] batman-adv: fix lockdep splat when doing mcast_free Simon Wunderlich
2015-12-07 22:39 ` Linus Lüssing
2015-12-19 8:04 ` Linus Lüssing
2015-12-19 9:32 ` Sven Eckelmann [this message]
2015-12-19 11:09 ` Antonio Quartulli
2015-12-19 22:14 ` Linus Lüssing
2015-12-19 22:19 ` Sven Eckelmann
2015-12-30 12:00 ` Marek Lindner
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1831238.xY0O8bfIys@bentobox \
--to=sven@narfation.org \
--cc=b.a.t.m.a.n@lists.open-mesh.org \
--cc=simon@open-mesh.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox