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Re: random reboots of my Lenovo ThinkPad (3.16.7-ckt20-1+deb8u1) (kernel stack trace)



On Fri, 25 Dec 2015 03:16:21 +0100
Staszek <stf.list.other@eisenbits.com> wrote:

>On 2015-12-24 15:07, Sven Arvidsson wrote:
>> Try disabling nouveau, both in the kernel and the xorg driver, and see
>> if the crashes stop.
>
>Ok, but what other driver shall I use instead?
>
>According to ThinkPad Wiki nv driver works:
>http://www.thinkwiki.org/wiki/NVIDIA_Quadro_NVS_140M . Unfortunately it
>is not present in Jessie:
>https://packages.debian.org/search?keywords=xserver-xorg-video-nv ??...
>
>My graphics card:
>
># lcpci -vv
>[...]
>01:00.0 VGA compatible controller: NVIDIA Corporation G86M [Quadro NVS
>140M] (rev a1) (prog-if 00 [VGA controller])
>	Subsystem: Lenovo ThinkPad T61
>	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>Stepping- SERR+ FastB2B- DisINTx+
>	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
><MAbort- >SERR- <PERR- INTx-
>	Latency: 0, Cache Line Size: 64 bytes
>	Interrupt: pin A routed to IRQ 49
>	Region 0: Memory at d6000000 (32-bit, non-prefetchable) [size=16M]
>	Region 1: Memory at e0000000 (64-bit, prefetchable) [size=256M]
>	Region 3: Memory at d4000000 (64-bit, non-prefetchable) [size=32M]
>	Region 5: I/O ports at 2000 [size=128]
>	Expansion ROM at <unassigned> [disabled]
>	Capabilities: [60] Power Management version 2
>		Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
>		Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>	Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
>		Address: 00000000fee0300c  Data: 4192
>	Capabilities: [78] Express (v1) Endpoint, MSI 00
>		DevCap:	MaxPayload 128 bytes, PhantFunc 0, Latency L0s <512ns, L1 <4us
>			ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>		DevCtl:	Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
>			RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
>			MaxPayload 128 bytes, MaxReadReq 512 bytes
>		DevSta:	CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
>		LnkCap:	Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Exit Latency
>L0s <512ns, L1 <4us
>			ClockPM- Surprise- LLActRep- BwNot-
>		LnkCtl:	ASPM Disabled; RCB 128 bytes Disabled- CommClk+
>			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>		LnkSta:	Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive-
>BWMgmt- ABWMgmt-
>	Capabilities: [100 v1] Virtual Channel
>		Caps:	LPEVC=0 RefClk=100ns PATEntryBits=1
>		Arb:	Fixed- WRR32- WRR64- WRR128-
>		Ctrl:	ArbSelect=Fixed
>		Status:	InProgress-
>		VC0:	Caps:	PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
>			Arb:	Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
>			Ctrl:	Enable+ ID=0 ArbSelect=Fixed TC/VC=01
>			Status:	NegoPending- InProgress-
>	Capabilities: [128 v1] Power Budgeting <?>
>	Capabilities: [600 v1] Vendor Specific Information: ID=0001 Rev=1
>Len=024 <?>
>	Kernel driver in use: nouveau
>
>Shall I compile nv driver from source and install it manually?
>


I have a Lenovo T520 here, with dual graphics. I found Nouveau did not
work very good for me. I run dual monitors, so I had to make Optimus
work. The best guide I found is
http://www.unixmen.com/how-to-make-nvidia-optimus-technology-work-properly-on-debian/

It makes the setup easy.


-- 
Charlie Kravetz
Linux Registered User Number 425914
[http://linuxcounter.net/user/425914.html]
Never let anyone steal your DREAM.   [http://keepingdreams.com]


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