[Bug 1660268] [NEW] Apparmor blocks Firefox to access meminfo

Thomas Mayer 1660268 at bugs.launchpad.net
Mon Jan 30 09:18:56 UTC 2017

Public bug reported:

Taken from syslog:

Jan 30 10:13:46 lat61 kernel: [212284.232797] audit: type=1400
audit(1485767626.654:46432): apparmor="DENIED" operation="open"
name="/sys/devices/system/node/node0/meminfo" pid=10696 comm="firefox"
requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: firefox 51.0.1+build2-0ubuntu0.16.04.1
ProcVersionSignature: Ubuntu 4.4.0-59.80-generic 4.4.35
Uname: Linux 4.4.0-59-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
 /dev/snd/pcmC0D0c:   thomas     3175 F...m pulseaudio
 /dev/snd/pcmC0D0p:   thomas     3175 F...m pulseaudio
 /dev/snd/controlC0:  thomas     3175 F.... pulseaudio
BuildID: 20170125172221
Channel: Unavailable
CurrentDesktop: GNOME-Flashback:Unity
Date: Mon Jan 30 10:15:56 2017
Extensions: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
 # interfaces(5) file used by ifup(8) and ifdown(8)
 auto lo
 iface lo inet loopback
IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
InstallationDate: Installed on 2014-11-29 (793 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
 default via dev wlan0  proto static  metric 600 dev docker0  scope link  metric 1000 linkdown dev docker0  proto kernel  scope link  src linkdown dev virbr0  proto kernel  scope link  src linkdown dev wlan0  proto kernel  scope link  src  metric 600
Locales: extensions.sqlite corrupt or missing
PrefSources: prefs.js
Profiles: Profile0 (Default) - LastVersion=51.0.1/20170125172221 (In use)
RunningIncompatibleAddons: False
SourcePackage: firefox
Themes: extensions.sqlite corrupt or missing
UpgradeStatus: Upgraded to xenial on 2016-06-15 (228 days ago)
dmi.bios.date: 12/06/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A16
dmi.board.name: 023HKR
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA16:bd12/06/2013:svnDellInc.:pnLatitudeE5510:pvr0001:rvnDellInc.:rn023HKR:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E5510
dmi.product.version: 0001
dmi.sys.vendor: Dell Inc.

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New

** Tags: amd64 apport-bug xenial

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