Clement, your issue is different than Charles'. More information is required from you to triage your issue.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-system-monitor in Ubuntu. https://bugs.launchpad.net/bugs/1778332 Title: Apparmor Permission Denied (apparmor="DENIED") Status in gnome-system-monitor package in Ubuntu: Expired Bug description: I try to launch the system monitor but nothing show up. journalctl -f Result: Jun 23 19:04:24 laptop-hostname audit[8109]: AVC apparmor="DENIED" operation="capable" profile="snap-update-ns.gnome-system-monitor" pid=8109 comm="3" capability=6 capname="setgid" Jun 23 19:04:24 laptop-hostname kernel: audit: type=1400 audit(1529751864.744:47): apparmor="DENIED" operation="capable" profile="snap-update-ns.gnome-system-monitor" pid=8109 comm="3" capability=6 capname="setgid" Jun 23 19:04:24 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[8097]: cannot update snap namespace: cannot drop supplementary groups: operation not permitted Jun 23 19:04:24 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[8097]: snap-update-ns failed with code 1: File exists Jun 23 19:04:28 laptop-hostname pkexec[8128]: pam_unix(polkit-1:session): session opened for user root by (uid=1000) /var/log/syslog Result: Jun 23 19:03:17 laptop-hostname kernel: [ 433.266715] audit: type=1400 audit(1529751797.796:42): apparmor="DENIED" operation="mount" info="failed srcname match" error=-13 profile="snap-update-ns.gnome-system-monitor" name="/snap/gnome-system-monitor/45/gnome-platform/" pid=7471 comm="3" srcname="/snap/gnome-3-26-1604/64/" flags="rw, bind" Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: 2018/06/23 19:03:17.799121 main.go:192: cannot change mount namespace of snap "gnome-system-monitor" according to change mount (/snap/gnome-3-26-1604/64 /snap/gnome-system-monitor/45/gnome-platform none bind,ro 0 0): permission denied Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: 2018/06/23 19:03:17.833637 main.go:192: cannot change mount namespace of snap "gnome-system-monitor" according to change mount (/var/lib/snapd/hostfs/usr/local/share/fonts /usr/local/share/fonts none bind,ro 0 0): permission denied Jun 23 19:03:17 laptop-hostname kernel: [ 433.301209] audit: type=1400 audit(1529751797.828:43): apparmor="DENIED" operation="mount" info="failed srcname match" error=-13 profile="snap-update-ns.gnome-system-monitor" name="/usr/local/share/fonts/" pid=7471 comm="3" flags="ro, remount, bind" Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: 2018/06/23 19:03:17.835300 main.go:192: cannot change mount namespace of snap "gnome-system-monitor" according to change mount (/var/lib/snapd/hostfs/usr/share/fonts /usr/share/fonts none bind,ro 0 0): permission denied Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: 2018/06/23 19:03:17.838094 main.go:192: cannot change mount namespace of snap "gnome-system-monitor" according to change mount (/var/lib/snapd/hostfs/var/cache/fontconfig /var/cache/fontconfig none bind,ro 0 0): permission denied Jun 23 19:03:17 laptop-hostname kernel: [ 433.302850] audit: type=1400 audit(1529751797.832:44): apparmor="DENIED" operation="mount" info="failed srcname match" error=-13 profile="snap-update-ns.gnome-system-monitor" name="/usr/share/fonts/" pid=7471 comm="3" flags="ro, remount, bind" Jun 23 19:03:17 laptop-hostname kernel: [ 433.305652] audit: type=1400 audit(1529751797.832:45): apparmor="DENIED" operation="mount" info="failed srcname match" error=-13 profile="snap-update-ns.gnome-system-monitor" name="/var/cache/fontconfig/" pid=7471 comm="3" flags="ro, remount, bind" Jun 23 19:03:17 laptop-hostname kernel: [ 433.336540] audit: type=1400 audit(1529751797.864:46): apparmor="DENIED" operation="capable" profile="snap-update-ns.gnome-system-monitor" pid=7478 comm="3" capability=6 capname="setgid" Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: cannot update snap namespace: cannot drop supplementary groups: operation not permitted Jun 23 19:03:17 laptop-hostname gnome-system-monitor_gnome-system-monitor.desktop[7456]: snap-update-ns failed with code 1 Jun 23 19:03:18 laptop-hostname PackageKit: resolve transaction /260_bebcecdc from uid 1000 finished with success after 610ms To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-system-monitor/+bug/1778332/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
