Re: 2.6.6-rc2-bk3 (and earlier?) mount problem (?

[viro]

On Mon, Apr 26, 2004 at 06:00:12PM -0700, Linus Torvalds wrote:
> 
> 
> On Tue, 27 Apr 2004 viro@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx wrote:
> > > Apr 27 01:49:23 polb01 claim: 3:0 e08e223e -> 0
> > 
> > whee... 6 claims of hda - all by the same owner.
> 
> Would it make sense to add a "dump_stack()" and to print out the name of 
> the binary that causes this too? Ie add something like
> 
> 	printk("dumping stack for %s:\n", current->comm);
> 	dump_stack();
> 
> to the bd_claim() debugging thing...
> 
> It will fill the logs, but I don't think it happens often enough to be a 
> bother...

I'd put it in drivers/md/dm-table.c::open_dev() - it's practically certain
candidate for that crap (note the subsequent failing claims of hdd - they
are definitely from dm code).
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