[Intel-gfx] Linux-4.18.20 fail to boot on old intel gfx card

[Ville Syrjälä]

On Tue, Dec 25, 2018 at 02:24:36PM +0000, ? ? wrote:
> Package: Linux-image-amd64
> Version: 4.18+100~bpo9+1
> 
> Linux-4.18.20 fail to boot on old intel gfx card.
> I also tried a fresh installed Debian testing with same kernel version,
> still can't boot, even to command line interface.
> 
> after blacklisting i915, Debian testing can boot to command line
> interface. but when I tried to modprobe i915, screen blanks, shows
> nothing.
> 
> while Linux-4.18.6 is good to boot to UI.

Sounds like this: https://bugs.freedesktop.org/show_bug.cgi?id=108850

Unfortunately 4.18 is EOL so the fix will never get backported.
You'll need to upgrade to a more recent kernel.

> 
> here is my hardware information:
> Machine: Thinkpad X200
> output of lspci for gfx card:
> 
> 00:02.1 Display controller [0380]: Intel Corporation Mobile 4 Series
> Chipset Integrated Graphics Controller [8086:2a43] (rev 07) Subsystem:
> Lenovo Mobile 4 Series Chipset Integrated Graphics Controller
> [17aa:20e4] 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 Region 0: Memory at f2400000 (64-bit,
> non-prefetchable) [size=1M] Capabilities: <access denied>
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> Intel-gfx at lists.freedesktop.org
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-- 
Ville Syrjälä
Intel