linux-kernel - Re: "fs/namei.c: keep track of nd->root refcount status" causes boot panic

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Message-ID: <20190903213030.GE2899@mit.edu>
Date:   Tue, 3 Sep 2019 17:30:30 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Al Viro <viro@...iv.linux.org.uk>, Qian Cai <cai@....pw>,
        linux-fsdevel@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: "fs/namei.c: keep track of nd->root refcount status" causes boot
 panic

On Tue, Sep 03, 2019 at 06:50:24AM -0700, Christoph Hellwig wrote:
> On Tue, Sep 03, 2019 at 02:48:32PM +0100, Al Viro wrote:
> > Not sure what would be the best way to do it...  I don't mind breaking
> > the out-of-tree modules, whatever their license is; what I would rather
> > avoid is _quiet_ breaking of such.
> 
> Any out of tree module running against an upstream kernel will need
> a recompile for a new version anyway.  So I would not worry about it
> at all.

I'm really confused.  What out-of-tree module are people needing to
use when doing linux-next testing?   That seems like a recipe for disaster...

    	       		  	     	  	- Ted