linux-kernel - Re: [PATCHv2 0/6] Motorola Droid 4 Audio Support

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Date:   Thu, 27 Jul 2017 02:39:43 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     Sebastian Reichel <sebastian.reichel@...labora.co.uk>,
        alsa-devel@...a-project.org, Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCHv2 0/6] Motorola Droid 4 Audio Support

* Takashi Iwai <tiwai@...e.de> [170718 02:38]:
> 
> The problem manifests itself as an unblanaced of node reference.
> The node is released mistakenly at of_node_put() and this is caught as
> sleep-in-atomic, fortunately.
> 
> So likely either something forgot to take the node ref or it hits the
> unreference due to the missing object by the implicit probe disorder,
> etc, I suppose.

Yup you're right. This is what happens, will send a fix for it shortly.

Regards,

Tony