From: Andrew Morton <akpm@osdl.org>
To: Ian Stirling <tandra@mauve.plus.com>
Cc: linux-kernel@vger.kernel.org, linux-usb-devel@lists.sourceforge.net
Subject: Re: USB snd-usb-audio wedges lsusb when unplugged while playing sound.
Date: Sat, 22 Jul 2006 08:44:29 -0700 [thread overview]
Message-ID: <20060722084429.6d00217b.akpm@osdl.org> (raw)
In-Reply-To: <44C21635.5090808@mauve.plus.com>
On Sat, 22 Jul 2006 13:12:37 +0100
Ian Stirling <tandra@mauve.plus.com> wrote:
> Config/... as my earlier message on USB - though with the bandwidth
> enforcement
> turned off so it actually plays sound, when plugged into the USB1 port.
>
> 2.6.17.
>
> Basically - playing sound with
> mplayer -ao alsa:device=hw=1 or whatever - and then unplugging the
> soundcard completely wedges lsusb/usb configuration, until the mplayer
> process is killed.
>
> cat /proc/bus/usb/devices stalls.
Please get the machine into the wedged state, then do
dmesg -c
echo t > /proc/sysrq-trigger
dmesg -s 1000000 > foo
then send foo, thanks.
next prev parent reply other threads:[~2006-07-22 15:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-22 12:12 USB snd-usb-audio wedges lsusb when unplugged while playing sound Ian Stirling
2006-07-22 15:44 ` Andrew Morton [this message]
2006-07-22 16:20 ` Ian Stirling
2006-07-22 16:49 ` [linux-usb-devel] " Christopher Montgomery
2006-07-22 17:00 ` Ian Stirling
2006-07-22 17:04 ` Christopher Montgomery
2006-07-22 23:52 ` Alan Stern
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