Created attachment 126775 [details]
blender file, which, on opening and editing on blender, cashes xorg

googled my nouveau crash log and found this topic https://bugs.freedesktop.org/show_bug.cgi?id=72180

attaching blender file, which, on opening and editing in blender, cashes xorg. simple animation with large textures. 
keyboard and mice input is frozen also. systemd seems able to ok shutdown by power button press. 

the systemd log on crush if following:
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Sep 25 04:51:20 agutilities kernel: nouveau 0000:01:00.0: blender[1335]: failed to idle channel 6 [blender[1335]]
Sep 25 04:51:35 agutilities kernel: nouveau 0000:01:00.0: blender[1335]: failed to idle channel 6 [blender[1335]]
Sep 25 04:51:36 agutilities kernel: nouveau 0000:01:00.0: fifo: write fault at 000081b000 engine 00 [GR] client 04 [FE] reason 02 [PTE] on channel 4 [003fb80000 systemd-logind[505]]
Sep 25 04:51:36 agutilities kernel: nouveau 0000:01:00.0: fifo: gr engine fault on channel 4, recovering...

while shutting down log is long waiting with next lines:
--------------------------------------------------------

Sep 25 04:52:01 agutilities kernel: nouveau 0000:01:00.0: systemd-logind[505]: failed to idle channel 4 [systemd-logind[505]]
Sep 25 04:52:16 agutilities kernel: nouveau 0000:01:00.0: systemd-logind[505]: failed to idle channel 4 [systemd-logind[505]]


My hardware is:
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00:00.0 Host bridge: Intel Corporation Skylake Host Bridge/DRAM Registers (rev 07)
00:01.0 PCI bridge: Intel Corporation Skylake PCIe Controller (x16) (rev 07)
00:14.0 USB controller: Intel Corporation Sunrise Point-H USB 3.0 xHCI Controller (rev 31)
00:16.0 Communication controller: Intel Corporation Sunrise Point-H CSME HECI #1 (rev 31)
00:17.0 SATA controller: Intel Corporation Sunrise Point-H SATA controller [AHCI mode] (rev 31)
00:1b.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Root Port #19 (rev f1)
00:1d.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #9 (rev f1)
00:1f.0 ISA bridge: Intel Corporation Sunrise Point-H LPC Controller (rev 31)
00:1f.2 Memory controller: Intel Corporation Sunrise Point-H PMC (rev 31)
00:1f.3 Audio device: Intel Corporation Sunrise Point-H HD Audio (rev 31)
00:1f.4 SMBus: Intel Corporation Sunrise Point-H SMBus (rev 31)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (2) I219-V (rev 31)
01:00.0 VGA compatible controller: NVIDIA Corporation GK208 [GeForce GT 640 Rev. 2] (rev a1)
01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)
02:00.0 Network controller: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter (rev 32)

RAM is 4G

text part of glxinfo:
---------------------

Extended renderer info (GLX_MESA_query_renderer):
    Vendor: nouveau (0x10de)
    Device: NV108 (0x1282)
    Version: 12.0.1
    Accelerated: yes
    Video memory: 1013MB
    Unified memory: no
    Preferred profile: core (0x1)
    Max core profile version: 4.3
    Max compat profile version: 3.0
    Max GLES1 profile version: 1.1
    Max GLES[23] profile version: 3.1
OpenGL vendor string: nouveau
OpenGL renderer string: Gallium 0.4 on NV108
OpenGL core profile version string: 4.3 (Core Profile) Mesa 12.0.1
OpenGL core profile shading language version string: 4.30
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL core profile extensions:


software:
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Linux agutilities 4.7.0-WayRound.ORG #2 SMP PREEMPT Fri Sep 23 22:35:21 MSK 2016 x86_64 GNU/Linux