Re: usbserial.ko/option.ko on 2.6.23: Unable to handle kernel pagingrequest && inconsistent lock state

From: Jiri Kosina
Date: Tue Oct 30 2007 - 03:42:27 EST


On Mon, 29 Oct 2007, Marcin Ślusarz wrote:

> =================================
> [ INFO: inconsistent lock state ]
> 2.6.23 #8
> ---------------------------------
> inconsistent {hardirq-on-W} -> {in-hardirq-W} usage.
> swapper/0 [HC1[1]:SC0[0]:HE0:SE1] takes:
> (&port->lock){+...}, at: [<ffffffff880e212c>]
> usb_serial_generic_read_bulk_callback+0x6c/0x1c0 [usbserial]
> {hardirq-on-W} state was registered at:

The fix for this one has already been submitted to Greg --
http://lkml.org/lkml/2007/10/28/38

--
Jiri Kosina