[Intel-gfx] PROBLEM: i915 causes complete desktop freezes in 4.15-rc5

[Chris Wilson]

Quoting Alexandru Chirvasitu (2018-01-03 14:03:40)
> 
> On Wed, Jan 03, 2018 at 01:47:56PM +0000, Chris Wilson wrote:
> > Quoting Alexandru Chirvasitu (2018-01-03 13:46:42)
> > > I've cloned your
> > > 
> > > https://anongit.freedesktop.org/git/drm-tip.git
> > > 
> > > and am now trying to build it (just the master; I haven't tried
> > > previous commits). The build fails at the modules stage with
> > > 
> > > Makefile:1015: recipe for target 'drivers' failed
> > > make: *** [drivers] Error 2
> > > 
> > > What is the earliest commit I can try to build so it will still
> > > include the config options you mention?
> > > 
> > > I'm sure I'm just missing something obvious..
> > 
> > Make sure you have the drm-tip branch.
> 
> That's the one. `git branch` returns drm-tip. 
> 
> > It should compile fine, if not
> > show the last few lines that tell us what the actual error is.
> 
> When I run a script that makes bzImage and modules and then tries to
> install, I get multiple errors to the effect that the modules to be
> installed cannot be found:
> 
>   INSTALL sound/synth/snd-util-mem.ko
> cp: cannot stat 'sound/synth/snd-util-mem.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/synth/snd-util-mem.ko': No such file
>   INSTALL sound/usb/6fire/snd-usb-6fire.ko
> cp: cannot stat 'sound/usb/6fire/snd-usb-6fire.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/6fire/snd-usb-6fire.ko': No such file
>   INSTALL sound/usb/caiaq/snd-usb-caiaq.ko
> cp: cannot stat 'sound/usb/caiaq/snd-usb-caiaq.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/caiaq/snd-usb-caiaq.ko': No such file
>   INSTALL sound/usb/hiface/snd-usb-hiface.ko
> cp: cannot stat 'sound/usb/hiface/snd-usb-hiface.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/hiface/snd-usb-hiface.ko': No such file
>   INSTALL sound/usb/line6/snd-usb-line6.ko
> cp: cannot stat 'sound/usb/line6/snd-usb-line6.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/line6/snd-usb-line6.ko': No such file
>   INSTALL sound/usb/line6/snd-usb-pod.ko
> cp: cannot stat 'sound/usb/line6/snd-usb-pod.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/line6/snd-usb-pod.ko': No such file
>   INSTALL sound/usb/line6/snd-usb-podhd.ko
> cp: cannot stat 'sound/usb/line6/snd-usb-podhd.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/line6/snd-usb-podhd.ko': No such file
>   INSTALL sound/usb/line6/snd-usb-toneport.ko
> cp: cannot stat 'sound/usb/line6/snd-usb-toneport.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/line6/snd-usb-toneport.ko': No such file
>   INSTALL sound/usb/line6/snd-usb-variax.ko
> cp: cannot stat 'sound/usb/line6/snd-usb-variax.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/line6/snd-usb-variax.ko': No such file
>   INSTALL sound/usb/misc/snd-ua101.ko
> cp: cannot stat 'sound/usb/misc/snd-ua101.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/misc/snd-ua101.ko': No such file
>   INSTALL sound/usb/snd-usb-audio.ko
> cp: cannot stat 'sound/usb/snd-usb-audio.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/snd-usb-audio.ko': No such file
>   INSTALL sound/usb/snd-usbmidi-lib.ko
> cp: cannot stat 'sound/usb/snd-usbmidi-lib.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/snd-usbmidi-lib.ko': No such file
>   INSTALL sound/usb/usx2y/snd-usb-us122l.ko
> cp: cannot stat 'sound/usb/usx2y/snd-usb-us122l.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/usx2y/snd-usb-us122l.ko': No such file
>   INSTALL sound/usb/usx2y/snd-usb-usx2y.ko
> cp: cannot stat 'sound/usb/usx2y/snd-usb-usx2y.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/usb/usx2y/snd-usb-usx2y.ko': No such file
>   INSTALL sound/x86/snd-hdmi-lpe-audio.ko
> cp: cannot stat 'sound/x86/snd-hdmi-lpe-audio.ko': No such file or directory
> strip: '/axiomatic/data/users/achirvas/lnx//lib/modules/4.15.0-rc6-x-void-noslb+/kernel/sound/x86/snd-hdmi-lpe-audio.ko': No such file
>   INSTALL virt/lib/irqbypass.ko
> 
> 
> On the other hand, when I run `make bzImage modules` it stops abruptly
> with the two lines I sent. Here's the final segment I can see on the
> screen:
> 
> 
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723ae/rtl8723ae.o
>   CC [M]  drivers/net/ethernet/dnet.o
>   LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac-pci.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723com/rtl8723-common.o
>   CC [M]  drivers/net/ethernet/jme.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtlwifi.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723be/sw.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl_pci.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl_usb.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.o
>   CC [M]  drivers/net/ethernet/fealnx.o
>   CC [M]  drivers/net/xen-netfront.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/pwrseq.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/rf.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723be/table.o
>   CC [M]  drivers/net/ethernet/ethoc.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/sw.o
>   CC [M]  drivers/net/ntb_netdev.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723be/trx.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.o
>   CC [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/trx.o
>   AR      drivers/net/ethernet/built-in.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl8723be/rtl8723be.o
>   LD [M]  drivers/net/wireless/realtek/rtlwifi/rtl8821ae/rtl8821ae.o
>   AR      drivers/net/wireless/built-in.o
>   AR      drivers/net/built-in.o
> Makefile:1015: recipe for target 'drivers' failed
> make: *** [drivers] Error 2

Still not enough backlog. Don't use -j so it stops immediately after the
error. Or just attach the whole buildlog.
-Chris