smbspool logs to stdout but cups expects the backend to log to stderr to pick up a log and print it to the cups log. If you have issues with smbspool and Kerberos you need to be able to enable logging. Patch will follow.
Created attachment 12143 [details] patch for 4.4
Created attachment 12144 [details] patch for 4.3
Created attachment 12150 [details] patch for 4.4
Created attachment 12151 [details] patch for 4.3
Created attachment 12152 [details] patch for 4.4
Created attachment 12153 [details] patch for 4.3
Comment on attachment 12152 [details] patch for 4.4 LGTM
Comment on attachment 12153 [details] patch for 4.3 LGTM
Karolin, please add to 4.4 and 4.3. Thanks!
(In reply to Guenther Deschner from comment #9) Pushed to autobuild-v4-[4|3]-test.
(In reply to Karolin Seeger from comment #10) Pushed to both branches. Closing out bug report. Thanks!