Comment 0 for bug 1318040

When initiating suspend (to RAM), the kernel gets tainted. This is a regression that appeared after upgrading from Kubuntu 13.10 to 14.04. My computer has a discrete nVidia card (hybrid SLI system, on ASUS UL80VT). Here is an extract from dmesg:

PM: Preparing system for mem sleep
BUG: unable to handle kernel NULL pointer dereference at 00000000000000b8
IP: [<ffffffff8139ba5b>] pci_bus_read_config_dword+0x4b/0x90

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xorg 1:7.7+1ubuntu8
ProcVersionSignature: Ubuntu 3.13.0-26.48-generic 3.13.11
Uname: Linux 3.13.0-26-generic x86_64
ApportVersion: 2.14.1-0ubuntu3
Architecture: amd64
CurrentDesktop: KDE
Date: Fri May 9 23:34:03 2014
InstallationDate: Installed on 2010-01-19 (1571 days ago)
InstallationMedia: Kubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to trusty on 2014-05-07 (2 days ago)