Public bug reported: Many messages in syslog
audit: type=1400 audit(1585521672.468:40): apparmor="DENIED" operation="open" profile="/usr/sbin/cups-browsed" name="/etc/mdns.allow" pid=1323 comm="cups-browsed" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 This is caused by configuring libnss-mdns to resolve local names, with /etc/nsswitch.conf containing hosts: files mdns [NOTFOUND=return] dns myhostname libnss-mnds reads /etc/mdns.allow to find which domains to resolve, but /etc/apparmor.d/usr.sbin.cups-browsed does not allow access. ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: cups-browsed 1.25.11-0ubuntu1 ProcVersionSignature: Ubuntu 5.3.0-42.34-generic 5.3.18 Uname: Linux 5.3.0-42-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu8.6 Architecture: amd64 CupsErrorLog: CurrentDesktop: XFCE Date: Sun Mar 29 15:48:11 2020 InstallationDate: Installed on 2019-10-24 (157 days ago) InstallationMedia: Xubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) Lpstat: Error: command ['lpstat', '-v'] failed with exit code 1: lpstat: No destinations added. Lsusb: Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 003: ID 80ee:0021 VirtualBox USB Tablet Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: innotek GmbH VirtualBox Papersize: letter ProcKernelCmdLine: BOOT_IMAGE=/BOOT/ubuntu_c53lph@/vmlinuz-5.3.0-42-generic root=ZFS=rpool/ROOT/ubuntu_c53lph ro quiet splash SourcePackage: cups-filters UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/01/2006 dmi.bios.vendor: innotek GmbH dmi.bios.version: VirtualBox dmi.board.name: VirtualBox dmi.board.vendor: Oracle Corporation dmi.board.version: 1.2 dmi.chassis.type: 1 dmi.chassis.vendor: Oracle Corporation dmi.modalias: dmi:bvninnotekGmbH:bvrVirtualBox:bd12/01/2006:svninnotekGmbH:pnVirtualBox:pvr1.2:rvnOracleCorporation:rnVirtualBox:rvr1.2:cvnOracleCorporation:ct1:cvr: dmi.product.family: Virtual Machine dmi.product.name: VirtualBox dmi.product.version: 1.2 dmi.sys.vendor: innotek GmbH ** Affects: cups-filters (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869632 Title: AppArmor profile denied access to /etc/mdns.allow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups-filters/+bug/1869632/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs