https://bugzilla.kernel.org/show_bug.cgi?id=209411 --- Comment #7 from Alan Stern (stern@xxxxxxxxxxxxxxxxxxx) --- So make a usbmon trace with a 4.14 kernel and a trace with a 4.19 kernel, and compare them to see where they are different. That should indicate where the problem is. -- You are receiving this mail because: You are watching the assignee of the bug.