In 16.10, several apps want write access to /run/systemd/journal/socket

[Franck]

Several app try to write into /run/systemd/journal/socket
Maybe this should be an abstraction ?

Firefox:

audit: type=1400 audit(1476701934.614:4137): apparmor="DENIED" operation="sendmsg" profile="/usr/lib/firefox/firefox{,*[^s][^h]}" name="/run/systemd/journal/socket" pid=25552 comm="firefox" requested_mask="w" denied_mask="w" fsuid=1000 ouid=0

evince:
audit: type=1400 audit(1476705359.562:4182): apparmor="DENIED" operation="sendmsg" profile="/usr/bin/evince" name="/run/systemd/journal/socket" pid=27271 comm="evince" requested_mask="w" denied_mask="w" fsuid=1000 ouid=0

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: apparmor 2.10.95-4ubuntu5.1
ProcVersionSignature: Ubuntu 4.8.0-25.27-generic 4.8.1
Uname: Linux 4.8.0-25-generic x86_64
NonfreeKernelModules: zfs zunicode zcommon znvpair zavl
ApportVersion: 2.20.3-0ubuntu8
Architecture: amd64
CurrentDesktop: Unity
Date: Tue Oct 18 11:00:02 2016
InstallationDate: Installed on 2015-10-04 (379 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20151002)
ProcKernelCmdline: BOOT_IMAGE=/vmlinuz-4.8.0-25-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro noprompt persistent kaslr threadirqs quiet splash vt.handoff=7
SourcePackage: apparmor
Syslog:
 Oct 18 09:01:30 franck-ThinkPad-T430s dbus[5726]: apparmor="DENIED" operation="dbus_signal" bus="session" path="/org/gnome/GConf/Server" interface="org.gnome.GConf.Server" member="Bye" name=":1.128" mask="receive" pid=8287 label="/usr/lib/firefox/firefox{,*[^s][^h]}" peer_pid=7443 peer_label="unconfined"
 Oct 18 09:02:58 franck-ThinkPad-T430s dbus[3449]: [system] AppArmor D-Bus mediation is enabled
 Oct 18 10:50:57 franck-ThinkPad-T430s dbus[3455]: [system] AppArmor D-Bus mediation is enabled
UpgradeStatus: Upgraded to yakkety on 2016-10-14 (3 days ago)

[Steve Beattie (sbeattie)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1598759, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.