Public bug reported:
Regular lockups under graphics load.
Existed since 2013 under previous versions of Ubuntu.
Tends to happen when page scrolling or moving quickly through a browser page.
Graphics load related?
Several previous bugs of a similar nature either considered invalid or
abandoned due to being on older versions of kernel or Ubuntu.
Log shows.
Mar 23 10:00:48 A55M-S2HP kernel: [48512.289189] nouveau 0000:04:00.0:
fifo: CACHE_ERROR - ch 4 [compiz[1807]] subc 0 mthd 0060 data 8000000f
Mar 23 10:01:52 A55M-S2HP kernel: [48575.936607] nouveau 0000:04:00.0:
fifo: CACHE_ERROR - ch 4 [compiz[1807]] subc 0 mthd 0060 data 8000000f
Mar 23 10:03:23 A55M-S2HP kernel: [48667.335531] nouveau 0000:04:00.0:
fb: trapped read at 0000000000 on channel 5 [277d4000 chromium-
browse[2473]] engine 05 [PFIFO] client 08 [PFIFO_READ] subclient 01
[SEMAPHORE] reason 00000006 [NULL_DMAOBJ]
Mar 23 10:03:23 A55M-S2HP kernel: [48667.335737] nouveau 0000:04:00.0:
fifo: CACHE_ERROR - ch 5 [chromium-browse[2473]] subc 2 mthd 0204 data
00000000
Mar 23 10:03:23 A55M-S2HP kernel: [48667.335758] nouveau 0000:04:00.0:
fifo: CACHE_ERROR - ch 5 [chromium-browse[2473]] subc 2 mthd 0208 data
00000040
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: xserver-xorg-video-nouveau 1:1.0.12-1build2
ProcVersionSignature: Ubuntu 4.4.0-66.87-generic 4.4.44
Uname: Linux 4.4.0-66-generic x86_64
.tmp.unity_support_test.0:
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
BootLog:
CompizPlugins: No value set for
`/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: Unity
Date: Thu Mar 23 10:58:34 2017
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
NVIDIA Corporation G80 [GeForce 8800 GTS] [10de:0193] (rev a2) (prog-if 00
[VGA controller])
Subsystem: NVIDIA Corporation G80 [GeForce 8800 GTS] [10de:0421]
InstallationDate: Installed on 2017-02-01 (50 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
MachineType: Gigabyte Technology Co., Ltd. GA-A55M-S2HP
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-66-generic
root=UUID=ce1cd9d0-c287-4b57-905a-49943539baa8 ro quiet splash
nouveau.nofbaccel=1 vt.handoff=7
SourcePackage: xserver-xorg-video-nouveau
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/12/2012
dmi.bios.vendor: Award Software International, Inc.
dmi.bios.version: F5
dmi.board.name: GA-A55M-S2HP
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.modalias:
dmi:bvnAwardSoftwareInternational,Inc.:bvrF5:bd04/12/2012:svnGigabyteTechnologyCo.,Ltd.:pnGA-A55M-S2HP:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-A55M-S2HP:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
dmi.product.name: GA-A55M-S2HP
dmi.sys.vendor: Gigabyte Technology Co., Ltd.
version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.70-1~ubuntu16.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 12.0.6-0ubuntu0.16.04.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 12.0.6-0ubuntu0.16.04.1
version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20160325-1ubuntu1.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Thu Mar 23 10:12:23 2017
xserver.configfile: default
xserver.devices:
input Power Button KEYBOARD, id 6
input Power Button KEYBOARD, id 7
input USB USB Keykoard KEYBOARD, id 8
input USB USB Keykoard KEYBOARD, id 9
input 2.4G Mouse MOUSE, id 10
xserver.errors:
Failed to load module "nvidia" (module does not exist, 0)
Failed to load module "nvidia" (module does not exist, 0)
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.18.4-0ubuntu0.2
xserver.video_driver: nouveau
** Affects: xserver-xorg-video-nouveau (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug compiz-0.9 ubuntu xenial
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https://bugs.launchpad.net/bugs/1675361
Title:
Nouveau lockup with Nvidia and Chrome
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