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I'm trying to get my NVIDIA Quadro K200M working with Bumblebee (using the guide on https://wiki.archlinux.org/index.php/bumblebee). bubmblebeed is running and the system seems to detect the NVIDIA card using the driver package "nvidia" but I get the following error:
tirithen@host> optirun --debug glxgears ~
[ 448.900420] [DEBUG]optirun version 3.2.1 starting...
[ 448.900445] [DEBUG]Active configuration:
[ 448.900448] [DEBUG] bumblebeed config file: /etc/bumblebee/bumblebee.conf
[ 448.900452] [DEBUG] X display: :8
[ 448.900454] [DEBUG] LD_LIBRARY_PATH: /usr/lib/nvidia:/usr/lib32/nvidia
[ 448.900457] [DEBUG] Socket path: /var/run/bumblebee.socket
[ 448.900460] [DEBUG] Accel/display bridge: auto
[ 448.900463] [DEBUG] VGL Compression: proxy
[ 448.900465] [DEBUG] VGLrun extra options:
[ 448.900468] [DEBUG] Primus LD Path: /usr/lib/primus:/usr/lib32/primus
[ 448.900489] [DEBUG]Using auto-detected bridge virtualgl
[ 448.913418] [INFO]Response: No - error: [XORG] (EE) NVIDIA(GPU-0): Failed to initialize the NVIDIA GPU at PCI:1:0:0. Please
[ 448.913434] [ERROR]Cannot access secondary GPU - error: [XORG] (EE) NVIDIA(GPU-0): Failed to initialize the NVIDIA GPU at PCI:1:0:0. Please
[ 448.913439] [DEBUG]Socket closed.
[ 448.913455] [ERROR]Aborting because fallback start is disabled.
[ 448.913460] [DEBUG]Killing all remaining processes.I'm running GNOME 3.10.2 as wm.
How can I continue to debug this error to get this working?
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Some more logs that might help:
[ 10.130100] wlp3s0: associated
[ 11.470556] type=1006 audit(1395072368.457:3): pid=1900 uid=0 old auid=4294967295 new auid=1000 old ses=4294967295 new ses=2 res=1
[ 11.476649] type=1006 audit(1395072368.464:4): pid=1926 uid=0 old auid=4294967295 new auid=1000 old ses=4294967295 new ses=3 res=1
[ 11.925064] fuse init (API version 7.22)
[ 12.829594] Bluetooth: RFCOMM TTY layer initialized
[ 12.829604] Bluetooth: RFCOMM socket layer initialized
[ 12.829610] Bluetooth: RFCOMM ver 1.11
[ 63.444849] bbswitch: enabling discrete graphics
[ 63.683994] thinkpad_acpi: EC reports that Thermal Table has changed
[ 63.777387] nvidia: module license 'NVIDIA' taints kernel.
[ 63.777391] Disabling lock debugging due to kernel taint
[ 63.784787] vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=none
[ 63.784964] [drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 1
[ 63.784970] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 334.21 Thu Feb 27 15:55:45 PST 2014
[ 63.960652] nvidia 0000:01:00.0: irq 45 for MSI/MSI-X
[ 63.968529] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.968621] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.968686] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.968749] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.968811] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.969043] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.969270] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 63.969334] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 71.115387] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 71.141244] NVRM: GPU at 0000:01:00.0 has fallen off the bus.
[ 71.141253] NVRM: os_pci_init_handle: invalid context!
[ 71.141255] NVRM: os_pci_init_handle: invalid context!
[ 71.141260] NVRM: GPU at 0000:01:00.0 has fallen off the bus.
[ 71.141263] NVRM: os_pci_init_handle: invalid context!
[ 71.141265] NVRM: os_pci_init_handle: invalid context!
[ 71.168577] NVRM: RmInitAdapter failed! (0x25:0x28:1155)
[ 71.168585] NVRM: rm_init_adapter failed for device bearing minor number 0
[ 71.168605] NVRM: nvidia_frontend_open: minor 0, module->open() failed, error -5
[ 387.595327] bbswitch: enabling discrete graphics
[ 449.491341] bbswitch: enabling discrete graphics
[ 449.504015] nvidia 0000:01:00.0: Refused to change power state, currently in D3
[ 1546.370473] bbswitch: enabling discrete graphics
[ 1546.383237] nvidia 0000:01:00.0: Refused to change power state, currently in D3
[ 1732.455195] bbswitch: enabling discrete graphics
[ 1732.467121] nvidia 0000:01:00.0: Refused to change power state, currently in D3Offline
Any solution? I tried to install the ck packages and i setted the "rcutree.rcu_idle_gp_delay=1" grub parameter, but it doesn't work.
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Any solution? I tried to install the ck packages and i setted the "rcutree.rcu_idle_gp_delay=1" grub parameter, but it doesn't work.
There are separate nvidia-ck or nvidia-all packages if you want to run the nvidia drivers with the CK kernel.
Claire is fine.
Problems? I have dysgraphia, so clear and concise please.
My public GPG key for package signing
My x86_64 package repository
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lsimon wrote:Any solution? I tried to install the ck packages and i setted the "rcutree.rcu_idle_gp_delay=1" grub parameter, but it doesn't work.
There are separate nvidia-ck or nvidia-all packages if you want to run the nvidia drivers with the CK kernel.
I installed the following packages:
linux-ck
linux-ck-headers
nvidia-ck
Should i try with nvidia-all instead of nvidia-ck?
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Hmm, I don't know that much about nVidia cards, sorry.
Claire is fine.
Problems? I have dysgraphia, so clear and concise please.
My public GPG key for package signing
My x86_64 package repository
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I was playing with bumblebee on my thinkpad w520 tonight, works nicely. Notice the error "PCI:1:0:0", if you run lspci, is it "PCI:1:0.0"? (. intead of:). if so, consider modifying BUSID in /etc/bumblebee/xorg.nvidia.conf.
Doubtable that is the issue though, as it worked out of the box for me on my W520. Did you make sure you followed the instructions and installed everything you needed:
pacman --noconfirm --needed -S intel-dri xf86-video-intel nvidia bumblebee bbswitch primus
Did you add your user to the video and bumblebee groups?
gpasswd -a $USER video
gpasswd -a $USER bumblebee
Did you try optirun -b primus <applicationname>?
Did you try primusrun <applicationname> instead of optirun (careful with this, it will fall back and not error)
Are you on 64-bit trying to run a 32-bit application? If so, install (use default mesa-gl when prompted for gl implementation, do not pick nvidia):
lib32-nvidia-utils
lib32-intel-dri
Here is my system install script that works perfectly with bumblebee:
#!/bin/bash
pacman --noconfirm --needed -S ntp
pacman --noconfirm --needed -S xorg-server
pacman --noconfirm --needed -S xf86-input-synaptics
pacman --noconfirm --needed -S intel-dri xf86-video-intel nvidia bumblebee bbswitch primus
pacman --noconfirm --needed -S gstreamer0.10
pacman --noconfirm --needed -S gnome gnome-extra
pacman --noconfirm --needed -S chromium flashplugin
pacman --noconfirm --needed -S vlc transmission-gtk handbrake
systemctl enable ntpd.service
systemctl enable gdm.service
systemctl enable bumblebeed.service
systemctl enable NetworkManager
echo Adding user niriven
useradd -g users -G wheel,audio,video,power,bumblebee -m niriven
echo Please enter new password for niriven
passwd nirivenOther than that, to run 32 bit applications, I installed:
pacman -S lib32-nvidia-utils lib32-intel-dri
Then proceeded to the instructions on the steam page, in which I installed:
pacman -S ttf-liberation lib32-alsa-plugins steam
Last edited by niriven (2014-04-08 05:54:45)
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First of all thank you for your help!
I was playing with bumblebee on my thinkpad w520 tonight, works nicely. Notice the error "PCI:1:0:0", if you run lspci, is it "PCI:1:0.0"? (. intead of:). if so, consider modifying BUSID in /etc/bumblebee/xorg.nvidia.conf.
I checked, also it is PCI:1:0:0
pacman --noconfirm --needed -S intel-dri xf86-video-intel nvidia bumblebee bbswitch primus
I already installed they, but I checked once more -> OK
Did you add your user to the video and bumblebee groups?
gpasswd -a $USER video
gpasswd -a $USER bumblebee
Previously I didn't add my user to video group, but I added now. It didn't help.
Did you try optirun -b primus <applicationname>?
I tried the following command:
optirun -vvv glxspheres64
and the result:
[ 709.021515] [DEBUG]Reading file: /etc/bumblebee/bumblebee.conf
[ 709.021895] [DEBUG]optirun version 3.2.1 starting...
[ 709.021903] [DEBUG]Active configuration:
[ 709.021905] [DEBUG] bumblebeed config file: /etc/bumblebee/bumblebee.conf
[ 709.021908] [DEBUG] X display: :8
[ 709.021910] [DEBUG] LD_LIBRARY_PATH: /usr/lib/nvidia:/usr/lib32/nvidia
[ 709.021923] [DEBUG] Socket path: /var/run/bumblebee.socket
[ 709.021926] [DEBUG] Accel/display bridge: auto
[ 709.021928] [DEBUG] VGL Compression: proxy
[ 709.021931] [DEBUG] VGLrun extra options:
[ 709.021934] [DEBUG] Primus LD Path: /usr/lib/primus:/usr/lib32/primus
[ 709.021954] [DEBUG]Using auto-detected bridge virtualgl
[ 709.022149] [INFO]Response: No - error: [XORG] (EE) NVIDIA(GPU-0): Failed to initialize the NVIDIA GPU at PCI:1:0:0. Please
[ 709.022172] [ERROR]Cannot access secondary GPU - error: [XORG] (EE) NVIDIA(GPU-0): Failed to initialize the NVIDIA GPU at PCI:1:0:0. Please
[ 709.022176] [DEBUG]Socket closed.
[ 709.022188] [ERROR]Aborting because fallback start is disabled.
[ 709.022193] [DEBUG]Killing all remaining processes.in dmesg:
[ 50.378306] bbswitch: enabling discrete graphics
[ 50.619366] thinkpad_acpi: EC reports that Thermal Table has changed
[ 68.277651] bbswitch: disabling discrete graphics
[ 68.277672] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 68.290073] thinkpad_acpi: EC reports that Thermal Table has changed
[ 77.640108] bbswitch: enabling discrete graphics
[ 77.880959] thinkpad_acpi: EC reports that Thermal Table has changed
[ 94.591136] nvidia: module license 'NVIDIA' taints kernel.
[ 94.591140] Disabling lock debugging due to kernel taint
[ 94.596155] vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=none
[ 94.596334] [drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 1
[ 94.596339] NVRM: loading NVIDIA UNIX x86_64 Kernel Module 334.21 Thu Feb 27 15:55:45 PST 2014
[ 94.741645] nvidia 0000:01:00.0: irq 50 for MSI/MSI-X
[ 94.746932] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747009] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747061] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747112] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747163] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747348] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747529] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 94.747580] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 102.247595] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 102.272492] NVRM: GPU at 0000:01:00.0 has fallen off the bus.
[ 102.272496] NVRM: os_pci_init_handle: invalid context!
[ 102.272498] NVRM: os_pci_init_handle: invalid context!
[ 102.272502] NVRM: GPU at 0000:01:00.0 has fallen off the bus.
[ 102.272504] NVRM: os_pci_init_handle: invalid context!
[ 102.272505] NVRM: os_pci_init_handle: invalid context!
[ 102.289415] NVRM: RmInitAdapter failed! (0x25:0x28:1155)
[ 102.289424] NVRM: rm_init_adapter failed for device bearing minor number 0
[ 102.289442] NVRM: nvidia_frontend_open: minor 0, module->open() failed, error -5
[ 708.822879] bbswitch: enabling discrete graphicsDid you try primusrun <applicationname> instead of optirun (careful with this, it will fall back and not error)
I tried with:
primusrun glxspheres64
and the output:
primus: fatal: Bumblebee daemon reported: error: [XORG] (EE) NVIDIA(GPU-0): Failed to initialize the NVIDIA GPU at PCI:1:0:0. Pleaseoutput of dmesg:
[ 834.781842] bbswitch: enabling discrete graphics
[ 834.794392] nvidia 0000:01:00.0: Refused to change power state, currently in D3Are you on 64-bit trying to run a 32-bit application? If so, install (use default mesa-gl when prompted for gl implementation, do not pick nvidia):
lib32-nvidia-utils
lib32-intel-dri
It is doesn't matter for me, because I want to use only CUDA. With nouveau driver I didn't have any problem. Bumblebee and bbswitch were correct, but with nouveau I can not use the CUDA. That is my problem.
I can the discrete card turn on/off with with the command of echo ON >> /proc/acpi/bbswitch and echo OFF >> /proc/acpi/bbswitch, but when I tryd to run the command optirun -vvv glxspheres64
, than it stay in OFF, after an restart can I next time the state of bbswitch to change.
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Are you on a 64-bit or 32-bit machine? Looking at the log, its referencing lib32 primus which is strange. maybe I am unsure how it works. If you are 64-bit running 32-bit anything (primus, nvidia drivers, or the command running) you need the two lib32 packages i mentioned.
Last edited by niriven (2014-04-08 23:21:31)
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Are you on a 64-bit or 32-bit machine? Looking at the log, its referencing lib32 primus which is strange. maybe I am unsure how it works. If you are 64-bit running 32-bit anything (primus, nvidia drivers, or the command running) you need the two lib32 packages i mentioned.
64 bit. As I see about the log, it trid to load or use always both version (32 and 64 bit) of primus and nvidia :
[ 709.021910] [DEBUG] LD_LIBRARY_PATH: /usr/lib/nvidia:/usr/lib32/nvidia
[ 709.021934] [DEBUG] Primus LD Path: /usr/lib/primus:/usr/lib32/primus
I didn't install any 32 bit package:
/usr/bin/optirun: ELF 64-bit LSB executable
/usr/lib/primus/libGL.so.1: ELF 64-bit LSB shared object
/usr/lib/nvidia/libEGL.so.334.21: ELF 64-bit LSB shared object
/usr/bin/bumblebeed: ELF 64-bit LSB executable,
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I have the W530 and exactly the same error output as #8. How to debug this further? What does
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131218/nsarguments-95)mean (output from dmesg)?
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[drm] Initialized nvidia-drm 0.0.0 20130102 for 0000:01:00.0 on minor 0
NVRM: loading NVIDIA UNIX x86_64 Kernel Module 343.22 Thu Sep 11 16:27:43 PDT 2014
nvidia 0000:01:00.0: irq 48 for MSI/MSI-X
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
ACPI Error: Field [TBF3] at 389120 exceeds Buffer [NULL] size 368640 (bits) (20140424/dsopcode-236)
ACPI Error: Method parse/execution failed [\_SB_.PCI0.PEG_.VID_.GETB] (Node ffff88040d435668), AE_AML_BUFFER_LIMIT (20140424/psparse-536)
ACPI Error: Method parse/execution failed [\_SB_.PCI0.PEG_.VID_._ROM] (Node ffff88040d435640), AE_AML_BUFFER_LIMIT (20140424/psparse-536)
ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
NVRM: GPU at 0000:01:00.0 has fallen off the bus.
NVRM: RmInitAdapter failed! (0x25:0x45:1193)
NVRM: rm_init_adapter failed for device bearing minor number 0
NVRM: nvidia_frontend_open: minor 0, module->open() failed, error -5W530 here too. Just updating with some more dmesg log statements perhaps someone can help us.
https://devtalk.nvidia.com/default/topi … iver-crash
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Hey
I got got the nvidia card working on my W530, except for the intel-virtual-output which is currently buggy.
Installed Packages:
bumblebee 3.2.1-5
primus 20131226-1
bbswitch-dkms 0.8-1
nvidia-ck-ivybridge 343.22-2
linux-ck-ivybridge 3.16.5-1
xf86-video-intel 2.99.916-3Changes/Configs:
- Added "rcutree.rcu_idle_gp_delay=1" to the kernel line in syslinux/grub
- Changed Graphics in BIOS/Config/Display to “NVidia Optimus” and “Optimus OS Detection”
- Added my user to the group bumblebee
- I didn't edit the bumblebee.conf
- I didn't edit the xorg.conf.nvidia eighterOptirun works but I still got nasty ACPI warnings though...
[10983.537974] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.538167] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.538308] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.538505] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.538672] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.539176] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.539695] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10983.539837] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10985.353272] ACPI Error: Field [TBF3] at 389120 exceeds Buffer [NULL] size 368640 (bits) (20140424/dsopcode-236)
[10985.353284] ACPI Error: Method parse/execution failed [\_SB_.PCI0.PEG_.VID_.GETB] (Node ffff88042c4325c8), AE_AML_BUFFER_LIMIT (20140424/psparse-536)
[10985.353298] ACPI Error: Method parse/execution failed [\_SB_.PCI0.PEG_.VID_._ROM] (Node ffff88042c4325a0), AE_AML_BUFFER_LIMIT (20140424/psparse-536)
[10985.355582] ACPI Warning: \_SB_.PCI0.PEG_.VID_._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
[10985.536362] thinkpad_acpi: asked for hotkey mask 0x0070ffbf, but firmware forced it to 0x0070ffbbOutput of Optirun when running glxspheres
Some more information:
http://www.unixreich.com/blog/2013/linu … ly-solved/
https://wiki.archlinux.org/index.php/NVIDIA_Optimus
https://wiki.archlinux.org/index.php/bumblebee
Hope this might help you.
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Installed Packages:
nvidia-ck-ivybridge 343.22-2 linux-ck-ivybridge 3.16.5-1Changes/Configs:
- Added "rcutree.rcu_idle_gp_delay=1" to the kernel line in syslinux/grub - Changed Graphics in BIOS/Config/Display to “NVidia Optimus” and “Optimus OS Detection”
Thank you Asator. I'm not using bumblebee, but installing and changing what I've quoted from you made my laptop work again. Got my W530 working in docking with two external monitors again without the nolapic kernel parameter (which gave me only access to one core on the cpu). If this were my thread, I would have marked it as solved.
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