This also looks suspicious too (dmesg.log): [14076616.248406] audit(1294765455.905:2753): type=1503 operation="inode_permission" requested_mask="w::" denied_mask="w::" name="/var/run/samba/winbindd_privileged/pipe" pid=23931 profile="/usr/sbin/cupsd" namespace="default"
I wonder if AppArmor profile for samba is causing problems for you.
This also looks suspicious too (dmesg.log): 5.905:2753) : type=1503 operation= "inode_ permission" requested_ mask="w: :" denied_mask="w::" name="/ var/run/ samba/winbindd_ privileged/ pipe" pid=23931 profile= "/usr/sbin/ cupsd" namespace="default"
[14076616.248406] audit(129476545
I wonder if AppArmor profile for samba is causing problems for you.