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From: Greg KH <greg@kroah.com>
To: Michael Frank <mhf@linuxmail.org>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
	linux-usb-devel@lists.sourceforge.net
Subject: Re: [linux-usb-devel] 2.6.0-test4 - PL2303 OOPS - see also 2.4.22: OOPS on disconnect PL2303 adapter
Date: Tue, 2 Sep 2003 09:43:41 -0700	[thread overview]
Message-ID: <20030902164341.GF17568@kroah.com> (raw)
In-Reply-To: <200309020139.08248.mhf@linuxmail.org>

On Tue, Sep 02, 2003 at 01:39:08AM +0800, Michael Frank wrote:
> PL2303 is used to connect the serial console on a classic serial port 
> of a test machine. HW nandshaking is used
> The test machine reboots once a minute and dumps lots of messages
> 
> Frequently:
> - driver hangs 
> - userspace (cu) can't be stopped
> - pl2303 and/or usbserial can't be unloaded 
> - USB interrupts stop
> - problems result in requiring a reboot.

Hm, it looks like you physically removed the device, is that correct?
Or were you just unloading the pl2303 and other USB drivers and then
reloading them?

What exactly were you doing in this log?

Oh, and can you send a copy of /proc/bus/usb/devices with your pl2303
device plugged in?

thanks,

greg k-h
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On Tue, Sep 02, 2003 at 01:39:08AM +0800, Michael Frank wrote:
> PL2303 is used to connect the serial console on a classic serial port 
> of a test machine. HW nandshaking is used
> The test machine reboots once a minute and dumps lots of messages
> 
> Frequently:
> - driver hangs 
> - userspace (cu) can't be stopped
> - pl2303 and/or usbserial can't be unloaded 
> - USB interrupts stop
> - problems result in requiring a reboot.

Hm, it looks like you physically removed the device, is that correct?
Or were you just unloading the pl2303 and other USB drivers and then
reloading them?

What exactly were you doing in this log?

Oh, and can you send a copy of /proc/bus/usb/devices with your pl2303
device plugged in?

thanks,

greg k-h

  parent reply	other threads:[~2003-09-02 17:01 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-01 17:39 2.6.0-test4 - PL2303 OOPS - see also 2.4.22: OOPS on disconnect PL2303 adapter Michael Frank
2003-09-01 18:53 ` Jan-Benedict Glaw
2003-09-02 16:43 ` Greg KH [this message]
2003-09-02 22:13   ` [linux-usb-devel] " Michael Frank
2003-09-02 23:52     ` Greg KH
2003-09-03  6:32       ` Michael Frank
2003-09-05 23:08         ` Greg KH
2003-09-06  2:31           ` Michael Frank
2003-09-06  5:48             ` Greg KH
2003-09-06  8:01               ` Michael Frank
2003-09-06  7:38           ` Jan-Benedict Glaw
2003-09-06  7:55             ` Michael Frank
2003-09-06 10:55               ` Jan-Benedict Glaw

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