Actually, we are using USB-C port at my host but vendor does not support USB-C. It is a customization that we did at our end in the hardware. That is the reason, we are stuck a between Yacto and freebsd. If just, want to stop the kernel crash. Thanks Shivam -----Original Message----- From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> Sent: Wednesday, September 23, 2020 12:14 PM To: GARG Shivam <shivam.garg@xxxxxxxxxxxxxxx> Cc: Linux-usb@xxxxxxxxxxxxxxx; Peter Chen <hzpeterchen@xxxxxxxxx> Subject: Re: Linux Crash with Gadget serial driver On Wed, Sep 23, 2020 at 06:36:40AM +0000, GARG Shivam wrote: > Hi All, > > I agree it is an old kernel but still can you look into the backtrace and guide me how I can proceed to stop the host crash. You are on your own here, sorry. Please work with the company that you are paying to give you support for such an old and obsolete and insecure kernel tree. You don't want that money to go to waste, right? :) good luck! greg k-h