On Sat, Jul 19, 2014 at 03:11:22PM +1000, ress...@ausics.net wrote:
> Since upgrading from 3.12.24 kernel to 3.14.10, and today, .12 kernel log
> and dmesg are flooded with constant messages
> 
> option1 ttyUSB0: option_instat_callback: error -2
> 
> The device still works, it sends and receives SMS's as well,
> I tried setting verbose usb debug to see if it offers any more explanations,
> but it shows nothing more.
> 
> The device is Huawei E160, but is identified as (and always has been) an
> E620
> 
> ID 12d1:1001 Huawei Technologies Co., Ltd. E620 USB Modem
> 
> Did somthing break between 3.12 and 3.14? Rather annoying at how fast and
> large kernel.log is geting.

Any chance you can use 'git bisect' to try to find the problem commit in
the kernel tree?

thanks,

greg k-h
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