Test 2 without usblp blacklist - "Waiting for printer to become available." Job not printed.
/var/log/syslog
Jun 13 17:27:54 mcprek4 kernel: [ 97.973150] audit_printk_skb: 3 callbacks suppressed Jun 13 17:27:54 mcprek4 kernel: [ 97.973171] type=1400 audit(1339597674.911:13): apparmor="STATUS" operation="profile_replace" name="/usr/lib/cups/backend/cups-pdf" pid=1190 comm="apparmor_parser" Jun 13 17:27:54 mcprek4 kernel: [ 97.978194] type=1400 audit(1339597674.915:14): apparmor="STATUS" operation="profile_replace" name="/usr/sbin/cupsd" pid=1190 comm="apparmor_parser" Jun 13 17:28:10 mcprek4 kernel: [ 113.240163] usb 1-2: USB disconnect, device number 2 Jun 13 17:28:10 mcprek4 kernel: [ 113.246123] usblp0: removed Jun 13 17:28:24 mcprek4 kernel: [ 127.412105] usb 1-2: new full-speed USB device number 3 using uhci_hcd Jun 13 17:28:24 mcprek4 kernel: [ 127.591485] usblp0: USB Bidirectional printer dev 3 if 1 alt 0 proto 2 vid 0x04E8 pid 0x341B Jun 13 17:28:58 mcprek4 kernel: [ 161.068145] usblp0: removed
Test 2 without usblp blacklist - "Waiting for printer to become available." Job not printed.
/var/log/syslog
Jun 13 17:27:54 mcprek4 kernel: [ 97.973150] audit_printk_skb: 3 callbacks suppressed 4.911:13) : apparmor="STATUS" operation= "profile_ replace" name="/ usr/lib/ cups/backend/ cups-pdf" pid=1190 comm="apparmor_ parser" 4.915:14) : apparmor="STATUS" operation= "profile_ replace" name="/ usr/sbin/ cupsd" pid=1190 comm="apparmor_ parser"
Jun 13 17:27:54 mcprek4 kernel: [ 97.973171] type=1400 audit(133959767
Jun 13 17:27:54 mcprek4 kernel: [ 97.978194] type=1400 audit(133959767
Jun 13 17:28:10 mcprek4 kernel: [ 113.240163] usb 1-2: USB disconnect, device number 2
Jun 13 17:28:10 mcprek4 kernel: [ 113.246123] usblp0: removed
Jun 13 17:28:24 mcprek4 kernel: [ 127.412105] usb 1-2: new full-speed USB device number 3 using uhci_hcd
Jun 13 17:28:24 mcprek4 kernel: [ 127.591485] usblp0: USB Bidirectional printer dev 3 if 1 alt 0 proto 2 vid 0x04E8 pid 0x341B
Jun 13 17:28:58 mcprek4 kernel: [ 161.068145] usblp0: removed