Nov 15 12:36:51 hp8740w kernel: [ 19.613358] nvidia: module verification failed: signature and/or required key missing - tainting kernel Nov 15 12:36:51 hp8740w kernel: [ 19.618671] vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=none Nov 15 12:36:51 hp8740w kernel: [ 19.619294] [drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 0 Nov 15 12:36:51 hp8740w kernel: [ 19.619305] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 331.89 Tue Jul 1 13:30:18 PDT 2014 Nov 15 12:36:51 hp8740w kernel: [ 20.894036] init: Error while reading from descriptor: Broken pipe Nov 15 12:36:51 hp8740w kernel: [ 20.897467] init: failsafe main process (642) killed by TERM signal Nov 15 12:36:51 hp8740w kernel: [ 21.764054] audit: type=1400 audit(1416051411.907:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/lightdm/lightdm-guest-session" pid=719 comm="apparmor_parser" Nov 15 12:36:51 hp8740w rsyslogd-2039: Could no open output pipe '/dev/xconsole': No such file or directory [try http://www.rsyslog.com/e/2039 ]
Nov 15 12:36:51 hp8740w kernel: [ 19.613358] nvidia: module verification failed: signature and/or required key missing - tainting kernel 01:00.0, olddecodes= io+mem, decodes= none:owns= none 1.907:11) : apparmor="STATUS" "profile_ load" profile= "unconfined" name="/ usr/lib/ lightdm/ lightdm- guest-session" pid=719 comm="apparmor_ parser" www.rsyslog. com/e/2039 ]
Nov 15 12:36:51 hp8740w kernel: [ 19.618671] vgaarb: device changed decodes: PCI:0000:
Nov 15 12:36:51 hp8740w kernel: [ 19.619294] [drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 0
Nov 15 12:36:51 hp8740w kernel: [ 19.619305] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 331.89 Tue Jul 1 13:30:18 PDT 2014
Nov 15 12:36:51 hp8740w kernel: [ 20.894036] init: Error while reading from descriptor: Broken pipe
Nov 15 12:36:51 hp8740w kernel: [ 20.897467] init: failsafe main process (642) killed by TERM signal
Nov 15 12:36:51 hp8740w kernel: [ 21.764054] audit: type=1400 audit(141605141
operation=
Nov 15 12:36:51 hp8740w rsyslogd-2039: Could no open output pipe '/dev/xconsole': No such file or directory [try http://