*** /tmp/ediffYq65Fx	2019-03-12 17:42:18.901158753 +0100
--- /home/albinus/src/tramp-2-3-stable/lisp/tramp.el	2019-03-12 17:41:58.812368593 +0100
***************
*** 2235,2240 ****
--- 2235,2241 ----
  		    ;; Trace that somebody has interrupted the operation.
  		    ((debug quit)
  		     (let (tramp-message-show-message)
+ 		       (tramp-backtrace v)
  		       (tramp-message
  			v 1 "Interrupt received in operation %s"
  			(cons operation args)))