Re: [BLOCK2MTD] WARNING: at kernel/lockdep.c:2331 lockdep_init_map()

From: Erez Zadok
Date: Fri Oct 19 2007 - 16:41:15 EST


In message <20071019191433.GK26913@xxxxxxxxxxxxxxx>, =?utf-8?B?SsO2cm4=?= Engel writes:
> On Fri, 19 October 2007 13:53:40 -0400, Erez Zadok wrote:
> >
> > I've been having this problem for some time with mtd, which I use to mount
> > jffs2 images (for unionfs testing). I've seen it in several recent major
> > kernels, including 2.6.24. Here's the sequence of ops I perform:
>
> Since when roughly? 2.6.20ish? Before?

I was able to verify that the same lockdep warning comes up in every major
kernel all the way back to 2.6.18. Of course the line number in lockdep.c
that causes the warning is slightly different from kernel to kernel, but the
stack trace is the same.

Hope this helps.

Erez.
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