Public bug reported: I just noticed that I had evince-thumbnailer, systemd-journald, and at least two instances of rsyslogd each using about a full core, and writing about 50GB worth of the two lines:
Sep 20 12:07:41 dirichlet gnome-session[1581]: page: Warning: font `cmr10' not found, trying metric files instead Sep 20 12:07:41 dirichlet gnome-session[1581]: page: Error: /usr/share/texlive/texmf-dist/fonts/tfm/public/cm/cmr10.tfm: File corrupted, or not a TFM file into /var/log/syslog. The last few lines leading up to that were: Sep 20 12:06:45 dirichlet udisksd[1845]: Mounted /dev/sdc1 at /media/hars/Backup2 on behalf of uid 1000 Sep 20 12:06:45 dirichlet gnome-session[1581]: (nautilus:3898): Gtk-CRITICAL **: gtk_icon_theme_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed Sep 20 12:06:45 dirichlet gnome-session[1581]: (nautilus:3898): GLib-GObject-WARNING **: invalid (NULL) pointer instance Sep 20 12:06:45 dirichlet gnome-session[1581]: (nautilus:3898): GLib-GObject-CRITICAL **: g_signal_connect_object: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed Sep 20 12:07:30 dirichlet gnome-session[1581]: (nautilus:1816): GnomeDesktop-WARNING **: Unable to create loader for mime type audio/x-wav: Unrecognized image file format Sep 20 12:07:30 dirichlet gnome-session[1581]: (nautilus:1816): GnomeDesktop-WARNING **: Error creating thumbnail for file:///media/hars/Backup2/some/path/unbekannt.wav: Unrecognized image file format Sep 20 12:07:31 dirichlet gnome-session[1581]: (nautilus:1816): GnomeDesktop-WARNING **: Unable to create loader for mime type audio/x-wav: Unrecognized image file format Sep 20 12:07:31 dirichlet gnome-session[1581]: (nautilus:1816): GnomeDesktop-WARNING **: Error creating thumbnail for file:///media/hars/Backup2/some/path/unbekannt.wav: Unrecognized image file format Sep 20 12:07:40 dirichlet gnome-session[1581]: kpathsea: Running mktexpk --mfmode / --bdpi 600 --mag 1+57/600 --dpi 657 cmr10 Sep 20 12:07:41 dirichlet gnome-session[1581]: /usr/bin/mktexpk: 1: /usr/bin/mktexpk: /usr/share/texlive/texmf-dist/web2c/mktexnam: Permission denied Sep 20 12:07:41 dirichlet kernel: [ 3712.286587] audit_printk_skb: 39 callbacks suppressed Sep 20 12:07:41 dirichlet kernel: [ 3712.286594] audit: type=1400 audit(1442743661.594:25): apparmor="DENIED" operation="exec" profile="/usr/bin/evince-thumbnailer//sanitized_helper" name="/usr/share/texlive/texmf-dist/web2c/mktexnam" pid=4036 comm="mktexpk" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0 Sep 20 12:07:41 dirichlet gnome-session[1581]: mktexpk: / already exists. Sep 20 12:07:41 dirichlet gnome-session[1581]: /usr/bin/mktexpk: 229: /usr/bin/mktexpk: /usr/share/texlive/texmf-dist/web2c/mktexupd: Permission denied Sep 20 12:07:41 dirichlet kernel: [ 3712.291366] audit: type=1400 audit(1442743661.598:26): apparmor="DENIED" operation="exec" profile="/usr/bin/evince-thumbnailer//sanitized_helper" name="/usr/share/texlive/texmf-dist/web2c/mktexupd" pid=4041 comm="mktexpk" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0 Sep 20 12:07:41 dirichlet gnome-session[1581]: kpathsea: Appending font creation commands to missfont.log. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: evince 3.14.2-0ubuntu2 ProcVersionSignature: Ubuntu 3.19.0-28.30-generic 3.19.8-ckt5 Uname: Linux 3.19.0-28-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.4 Architecture: amd64 CurrentDesktop: Unity Date: Sun Sep 20 15:02:02 2015 InstallationDate: Installed on 2014-04-14 (523 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Beta amd64 (20140326) SourcePackage: evince UpgradeStatus: Upgraded to vivid on 2015-05-01 (141 days ago) ** Affects: evince (Ubuntu) Importance: Undecided Status: New ** Affects: nautilus (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug vivid ** Also affects: nautilus (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1497727 Title: evince-thumbnailer DOSes rsyslogd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evince/+bug/1497727/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs