From: Oliver Neukum <oliver@neukum.org>
To: Nikola Ciprich <extmaillist@linuxbox.cz>
Cc: linux-kernel@vger.kernel.org, nikola.ciprich@linuxbox.cz,
linux-usb@vger.kernel.org
Subject: Re: 2.6.22: USB getting stuck on SuperMicro PDSME+ boards
Date: Tue, 22 Jul 2008 09:48:27 +0200 [thread overview]
Message-ID: <200807220948.28649.oliver@neukum.org> (raw)
In-Reply-To: <20080722074357.GC21035@develbox.linuxbox.cz>
Am Dienstag 22 Juli 2008 09:43:57 schrieb Nikola Ciprich:
> I'm observing the problem even on machines without any USB devs attached.
> Unfortunately I wasn't able to reproduce the problem on my testing machines I have
> on my disposal here (yet, but I'm still trying), and it's not affecting all PDSME+ boards we have deployed.
> The problem appeared after upgrading machines to 2.6.24 kernels, we haven't observed it on 2.6.21 we used before.
> On affected machines, kernel doesn't emit any OOPS, or anything else which could help to track. It just stops working after some time.
Try to get a sysrq-t trace when it happens again. We need to know which
lock it hangs on. Also can you try 2.6.26? The bug may already be fixed.
Regards
Oliver
next prev parent reply other threads:[~2008-07-22 7:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-22 7:43 Nikola Ciprich
2008-07-22 7:48 ` Oliver Neukum [this message]
2008-07-22 8:47 ` Nikola Ciprich
2008-07-22 10:46 ` Oliver Neukum
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