linux-kernel - Re: WARNINGs in usb-serial.c

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20090903214304.GA23020@suse.de>
Date:	Thu, 3 Sep 2009 14:43:04 -0700
From:	Greg KH <gregkh@...e.de>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Miklos Szeredi <miklos@...redi.hu>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, alan@...ux.intel.com,
	stern@...land.harvard.edu
Subject: Re: WARNINGs in usb-serial.c

On Thu, Sep 03, 2009 at 11:24:01PM +0200, Rafael J. Wysocki wrote:
> On Thursday 03 September 2009, Greg KH wrote:
> > On Thu, Sep 03, 2009 at 04:13:34PM +0200, Miklos Szeredi wrote:
> > > I get the following warnings in 2.6.31-rc.  A lot of them:
> > > 
> > > WARNING: at drivers/usb/serial/usb-serial.c:414 serial_write_room+0x59/0x6e [usbserial]()
> > > WARNING: at drivers/usb/serial/usb-serial.c:401 serial_write+0x77/0x9d [usbserial]()
> > > 
> > > This is a huawei-3565 modem.
> > > 
> > > The messages don't seem to hurt, but there's lot of trouble with this
> > > gadget.  Sometimes it just doesn't work after a while and a reboot is
> > > needed.  Sometimes it hangs the kernel after suspend, etc.  Not sure
> > > if this is related to the warnings...
> > 
> > {sigh}
> > 
> > The tty layer changes are being a pain here :(
> > 
> > Alan Stern posted a set of patches to the linux-usb list to hopefully
> > address stuff like this, is there any way you could test them out to see
> > if they help or not?
> 
> Do you have a pointer to the patches, please?  I need it for the regression list.

They were posted on the linux-usb mailing list, I'm still fighting my
patch queue to get them into my tree soon.

thanks,

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/