linux-kernel - Re: 2.6.25-rc2 + smartd = hang

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Date:	Fri, 22 Feb 2008 13:00:45 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Anders Eriksson <aeriksson@...tmail.fm>
CC:	linux-kernel@...r.kernel.org,
	Linux IDE mailing list <linux-ide@...r.kernel.org>,
	Jens Axboe <jens.axboe@...cle.com>
Subject: Re: 2.6.25-rc2 + smartd = hang

Anders Eriksson wrote:
> Hi,
> 
> Trying out 2.6.25-rc2 smartd always causes my box to hang. I can switch 
> vt:s and the keyboard seems to work.
> 
> Using sysrq-e I noticed a callpath open -> ext3 -> journals -> sync_buffer -> 
> io_scheduel -> generic_unplig_device.
> 
> I'd guess the open stems from smartd. Removing smartd from the startup, I'm 
> now using rc2 fine...
> 
> I got a nice jpg showing it as well.

The sysrq-e output is probably just standard ext3 journalling unrelated 
to the problem...  what does dmesg say?  lspci?  What's your hardware setup?

	Jeff



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