Test 1 with usblp blacklisted - "Waiting for printer to become available." Job not printed.
cat /var/log/syslog Jun 13 17:19:54 mcprek4 kernel: [ 253.221086] type=1400 audit(1339597194.155:16): apparmor="STATUS" operation="profile_replace" name="/usr/lib/cups/backend/cups-pdf" pid=1415 comm="apparmor_parser" Jun 13 17:19:54 mcprek4 kernel: [ 253.225846] type=1400 audit(1339597194.159:17): apparmor="STATUS" operation="profile_replace" name="/usr/sbin/cupsd" pid=1415 comm="apparmor_parser" Jun 13 17:20:02 mcprek4 kernel: [ 261.296172] usb 1-2: USB disconnect, device number 2 Jun 13 17:20:08 mcprek4 kernel: [ 267.412107] usb 1-2: new full-speed USB device number 3 using uhci_hcd
Test 1 with usblp blacklisted - "Waiting for printer to become available." Job not printed.
cat /var/log/syslog 4.155:16) : apparmor="STATUS" operation= "profile_ replace" name="/ usr/lib/ cups/backend/ cups-pdf" pid=1415 comm="apparmor_ parser" 4.159:17) : apparmor="STATUS" operation= "profile_ replace" name="/ usr/sbin/ cupsd" pid=1415 comm="apparmor_ parser"
Jun 13 17:19:54 mcprek4 kernel: [ 253.221086] type=1400 audit(133959719
Jun 13 17:19:54 mcprek4 kernel: [ 253.225846] type=1400 audit(133959719
Jun 13 17:20:02 mcprek4 kernel: [ 261.296172] usb 1-2: USB disconnect, device number 2
Jun 13 17:20:08 mcprek4 kernel: [ 267.412107] usb 1-2: new full-speed USB device number 3 using uhci_hcd