https://bugzilla.kernel.org/show_bug.cgi?id=217089 --- Comment #14 from Pierre Germain (pierre2008@xxxxxxxxx) --- (In reply to Alan Stern from comment #10) > The attachments are pretty clear. The most likely explanation is that > something gets sent to the device under one kernel but not the other, > something which causes it to change its firmware. > > The next step is to collect a usbmon trace showing what happens when the > device is plugged in. As root, do: > > cat /sys/kernel/debug/usb/usbmon/1u >FILENAME > > before plugging in the device. A few seconds after the Xone is plugged in, > kill the command with ^C and attach the output file to this bug report. Do > this for both of the kernels, and we'll see if anything is different between > them. Hello Alan, Thanks for your reply. I have uploaded the 2 logs from usbmon: Kernel 33: https://bugzilla.kernel.org/attachment.cgi?id=303806 Kernel 37: https://bugzilla.kernel.org/attachment.cgi?id=303805 If you need more information I am all ears. Thanks. -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.