Package: xserver-xorg-core
Version: 2:1.20.7-2
Severity: grave

Setup is a NVIDIA GF108GL [Quadro 600] driving two monitors in
portrait orientation.  Kernel 5.4.0-2-amd64 #1 SMP Debian 5.4.8-1 (2020-01-05)

xorg.conf is:
Section "Device"
 Identifier     "GF108GL"
 Driver         "nouveau"
 Option         "Monitor-DVI-I-1" "Left Dell U2312HM"
 Option         "Monitor-DP-1" "Right Dell U2312HM"
EndSection

Section "Monitor"
 Identifier     "Left Dell U2312HM"
 Option         "Rotate" "right"
EndSection

Section "Monitor"
 Identifier     "Right Dell U2312HM"
 Option         "RightOf" "Left Dell U2312HM"
 Option         "Rotate" "right"
EndSection


Crash is consistent, and goes away once downgraded to 1.20.6, other
relevant package versions:

libdrm-nouveau2:amd64                                   2.4.100-4
xdm                                                     1:1.1.11-3+b1
xserver-xorg-video-nouveau                              1:1.0.16-1

Crash:

[   590.914] (II) NOUVEAU(0): NVEnterVT is called.
[   590.914] (EE) 
[   590.914] (EE) Backtrace:
[   590.914] (EE) 0: /usr/lib/xorg/Xorg (OsLookupColor+0x138) [0x5618c21dfeb8]
[   590.915] (EE) 1: /lib/x86_64-linux-gnu/libpthread.so.0 (funlockfile+0x50) 
[0x7f574e2d956f]
[   590.915] (EE) 2: /usr/lib/xorg/Xorg (DamageRegister+0x1d) [0x5618c2160abd]
[   590.915] (EE) 3: /usr/lib/xorg/Xorg (xf86RandR12PreInit+0x3c1) 
[0x5618c20fef31]
[   590.915] (EE) 4: /usr/lib/xorg/Xorg (xf86CrtcRotate+0x321) [0x5618c20ff5d1]
[   590.915] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.915] (EE) 5: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8ccf30]
[   590.915] (EE) 6: /usr/lib/xorg/Xorg (xf86CrtcSetModeTransform+0x280) 
[0x5618c20f5330]
[   590.915] (EE) 7: /usr/lib/xorg/Xorg (xf86SetDesiredModes+0xea) 
[0x5618c20f587a]
[   590.915] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.915] (EE) 8: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8b5f90]
[   590.916] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.916] (EE) 9: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8b6370]
[   590.916] (EE) 10: /usr/lib/xorg/Xorg (InitExtensions+0x61e) [0x5618c20f0cee]
[   590.916] (EE) 11: /usr/lib/xorg/Xorg (InitFonts+0x279) [0x5618c20867f9]
[   590.916] (EE) 12: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xeb) 
[0x7f574e12abbb]
[   590.916] (EE) 13: /usr/lib/xorg/Xorg (_start+0x2a) [0x5618c207074a]
[   590.916] (EE) 
[   590.916] (EE) Segmentation fault at address 0x10
[   590.916] (EE) 
Fatal server error:
[   590.916] (EE) Caught signal 11 (Segmentation fault). Server aborting
[   590.916] (EE) 

full Xorg and xdm logs attached; appears to die at the point when the
screen gets resized


-- 
Jamie Heilman                     http://audible.transient.net/~jamie/
[   590.560] 
X.Org X Server 1.20.7
X Protocol Version 11, Revision 0
[   590.560] Build Operating System: Linux 4.19.0-6-amd64 x86_64 Debian
[   590.560] Current Operating System: Linux jamiehe1 5.4.0-2-amd64 #1 SMP 
Debian 5.4.8-1 (2020-01-05) x86_64
[   590.560] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.4.0-2-amd64 
root=/dev/mapper/W-root ro cgroup_no_v1=all
[   590.560] Build Date: 14 January 2020  10:13:49AM
[   590.560] xorg-server 2:1.20.7-2 (https://www.debian.org/support) 
[   590.560] Current version of pixman: 0.36.0
[   590.560]    Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.
[   590.560] Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[   590.560] (==) Log file: "/var/log/Xorg.0.log", Time: Sat Jan 18 23:24:40 
2020
[   590.560] (==) Using config file: "/etc/X11/xorg.conf"
[   590.560] (==) Using config directory: "/etc/X11/xorg.conf.d"
[   590.560] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[   590.560] (==) No Layout section.  Using the first Screen section.
[   590.560] (==) No screen section available. Using defaults.
[   590.560] (**) |-->Screen "Default Screen Section" (0)
[   590.560] (**) |   |-->Monitor "<default monitor>"
[   590.560] (==) No device specified for screen "Default Screen Section".
        Using the first device section listed.
[   590.560] (**) |   |-->Device "GF108GL"
[   590.560] (==) No monitor specified for screen "Default Screen Section".
        Using a default monitor configuration.
[   590.560] (==) Automatically adding devices
[   590.560] (==) Automatically enabling devices
[   590.560] (==) Automatically adding GPU devices
[   590.560] (==) Max clients allowed: 256, resource mask: 0x1fffff
[   590.560] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[   590.560]    Entry deleted from font path.
[   590.560] (==) FontPath set to:
        /usr/share/fonts/X11/misc,
        /usr/share/fonts/X11/100dpi/:unscaled,
        /usr/share/fonts/X11/75dpi/:unscaled,
        /usr/share/fonts/X11/Type1,
        /usr/share/fonts/X11/100dpi,
        /usr/share/fonts/X11/75dpi,
        built-ins
[   590.560] (==) ModulePath set to "/usr/lib/xorg/modules"
[   590.560] (II) The server relies on udev to provide the list of input 
devices.
        If no devices become available, reconfigure udev or disable 
AutoAddDevices.
[   590.560] (II) Loader magic: 0x5618c226de40
[   590.560] (II) Module ABI versions:
[   590.560]    X.Org ANSI C Emulation: 0.4
[   590.560]    X.Org Video Driver: 24.1
[   590.560]    X.Org XInput driver : 24.1
[   590.560]    X.Org Server Extension : 10.0
[   590.561] (++) using VT number 7

[   590.561] (II) systemd-logind: logind integration requires -keeptty and 
-keeptty was not provided, disabling logind integration
[   590.561] (II) xfree86: Adding drm device (/dev/dri/card0)
[   590.563] (--) PCI:*(1@0:0:0) 10de:0df8:10de:0835 rev 161, Mem @ 
0xf6000000/16777216, 0xe8000000/134217728, 0xf0000000/33554432, I/O @ 
0x0000e000/128, BIOS @ 0x????????/131072
[   590.563] (II) LoadModule: "glx"
[   590.563] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[   590.564] (II) Module glx: vendor="X.Org Foundation"
[   590.564]    compiled for 1.20.7, module version = 1.0.0
[   590.564]    ABI class: X.Org Server Extension, version 10.0
[   590.564] (II) LoadModule: "nouveau"
[   590.564] (II) Loading /usr/lib/xorg/modules/drivers/nouveau_drv.so
[   590.564] (II) Module nouveau: vendor="X.Org Foundation"
[   590.564]    compiled for 1.20.3, module version = 1.0.16
[   590.564]    Module class: X.Org Video Driver
[   590.564]    ABI class: X.Org Video Driver, version 24.0
[   590.564] (II) NOUVEAU driver Date:   Mon Jan 28 23:25:58 2019 -0500
[   590.564] (II) NOUVEAU driver for NVIDIA chipset families :
[   590.564]    RIVA TNT            (NV04)
[   590.564]    RIVA TNT2           (NV05)
[   590.564]    GeForce 256         (NV10)
[   590.564]    GeForce 2           (NV11, NV15)
[   590.564]    GeForce 4MX         (NV17, NV18)
[   590.564]    GeForce 3           (NV20)
[   590.564]    GeForce 4Ti         (NV25, NV28)
[   590.564]    GeForce FX          (NV3x)
[   590.564]    GeForce 6           (NV4x)
[   590.564]    GeForce 7           (G7x)
[   590.564]    GeForce 8           (G8x)
[   590.564]    GeForce 9           (G9x)
[   590.564]    GeForce GTX 2xx/3xx (GT2xx)
[   590.564]    GeForce GTX 4xx/5xx (GFxxx)
[   590.564]    GeForce GTX 6xx/7xx (GKxxx)
[   590.564]    GeForce GTX 9xx     (GMxxx)
[   590.564]    GeForce GTX 10xx    (GPxxx)
[   590.564] (WW) xf86OpenConsole: setpgid failed: Operation not permitted
[   590.564] (WW) xf86OpenConsole: setsid failed: Operation not permitted
[   590.566] (II) [drm] nouveau interface version: 1.3.1
[   590.566] (II) Loading sub module "dri2"
[   590.566] (II) LoadModule: "dri2"
[   590.566] (II) Module "dri2" already built-in
[   590.567] (--) NOUVEAU(0): Chipset: "NVIDIA NVC1"
[   590.567] (II) NOUVEAU(0): Creating default Display subsection in Screen 
section
        "Default Screen Section" for depth/fbbpp 24/32
[   590.567] (==) NOUVEAU(0): Depth 24, (--) framebuffer bpp 32
[   590.567] (==) NOUVEAU(0): RGB weight 888
[   590.567] (==) NOUVEAU(0): Default visual is TrueColor
[   590.567] (==) NOUVEAU(0): Using HW cursor
[   590.567] (==) NOUVEAU(0): Allowed maximum DRI level 2.
[   590.567] (==) NOUVEAU(0): GLX sync to VBlank enabled.
[   590.567] (==) NOUVEAU(0): Page flipping enabled
[   590.567] (==) NOUVEAU(0): Swap limit set to 1 [Max allowed 2]
[   590.567] (==) NOUVEAU(0): Page flipping synced to vblank by kernel.
[   590.567] (II) NOUVEAU(0): Initializing outputs ...
[   590.634] (II) NOUVEAU(0): Output DVI-I-1 using monitor section Left Dell 
U2312HM
[   590.634] (**) NOUVEAU(0): Option "Rotate" "right"
[   590.714] (II) NOUVEAU(0): Output DP-1 using monitor section Right Dell 
U2312HM
[   590.714] (**) NOUVEAU(0): Option "RightOf" "Left Dell U2312HM"
[   590.714] (**) NOUVEAU(0): Option "Rotate" "right"
[   590.714] (II) NOUVEAU(0): 2 crtcs needed for screen.
[   590.714] (II) NOUVEAU(0): Allocated crtc nr. 0 to this screen.
[   590.714] (II) NOUVEAU(0): Allocated crtc nr. 1 to this screen.
[   590.782] (II) NOUVEAU(0): EDID for output DVI-I-1
[   590.782] (II) NOUVEAU(0): Manufacturer: DEL  Model: 40f4  Serial#: 810899795
[   590.782] (II) NOUVEAU(0): Year: 2016  Week: 38
[   590.782] (II) NOUVEAU(0): EDID Version: 1.3
[   590.782] (II) NOUVEAU(0): Digital Display Input
[   590.782] (II) NOUVEAU(0): Max Image Size [cm]: horiz.: 51  vert.: 29
[   590.782] (II) NOUVEAU(0): Gamma: 2.20
[   590.782] (II) NOUVEAU(0): DPMS capabilities: StandBy Suspend Off
[   590.782] (II) NOUVEAU(0): Supported color encodings: RGB 4:4:4 YCrCb 4:4:4 
[   590.782] (II) NOUVEAU(0): First detailed timing is preferred mode
[   590.782] (II) NOUVEAU(0): redX: 0.651 redY: 0.338   greenX: 0.318 greenY: 
0.612
[   590.782] (II) NOUVEAU(0): blueX: 0.151 blueY: 0.065   whiteX: 0.313 whiteY: 
0.329
[   590.782] (II) NOUVEAU(0): Supported established timings:
[   590.782] (II) NOUVEAU(0): 720x400@70Hz
[   590.782] (II) NOUVEAU(0): 640x480@60Hz
[   590.782] (II) NOUVEAU(0): 640x480@75Hz
[   590.782] (II) NOUVEAU(0): 800x600@60Hz
[   590.782] (II) NOUVEAU(0): 800x600@75Hz
[   590.782] (II) NOUVEAU(0): 1024x768@60Hz
[   590.782] (II) NOUVEAU(0): 1024x768@75Hz
[   590.782] (II) NOUVEAU(0): 1280x1024@75Hz
[   590.782] (II) NOUVEAU(0): Manufacturer's mask: 0
[   590.782] (II) NOUVEAU(0): Supported standard timings:
[   590.782] (II) NOUVEAU(0): #0: hsize: 1152  vsize 864  refresh: 75  vid: 
20337
[   590.782] (II) NOUVEAU(0): #1: hsize: 1280  vsize 1024  refresh: 60  vid: 
32897
[   590.782] (II) NOUVEAU(0): #2: hsize: 1600  vsize 900  refresh: 60  vid: 
49321
[   590.782] (II) NOUVEAU(0): #3: hsize: 1920  vsize 1080  refresh: 60  vid: 
49361
[   590.782] (II) NOUVEAU(0): Supported detailed timing:
[   590.782] (II) NOUVEAU(0): clock: 148.5 MHz   Image Size:  509 x 286 mm
[   590.782] (II) NOUVEAU(0): h_active: 1920  h_sync: 2008  h_sync_end 2052 
h_blank_end 2200 h_border: 0
[   590.782] (II) NOUVEAU(0): v_active: 1080  v_sync: 1084  v_sync_end 1089 
v_blanking: 1125 v_border: 0
[   590.782] (II) NOUVEAU(0): Serial No: 3GJ2169C0UYS
[   590.782] (II) NOUVEAU(0): Monitor name: DELL P2317H
[   590.782] (II) NOUVEAU(0): Ranges: V min: 56 V max: 76 Hz, H min: 30 H max: 
83 kHz, PixClock max 175 MHz
[   590.782] (II) NOUVEAU(0): Supported detailed timing:
[   590.782] (II) NOUVEAU(0): clock: 148.5 MHz   Image Size:  509 x 286 mm
[   590.782] (II) NOUVEAU(0): h_active: 1920  h_sync: 2008  h_sync_end 2052 
h_blank_end 2200 h_border: 0
[   590.782] (II) NOUVEAU(0): v_active: 1080  v_sync: 1084  v_sync_end 1089 
v_blanking: 1125 v_border: 0
[   590.782] (II) NOUVEAU(0): Supported detailed timing:
[   590.782] (II) NOUVEAU(0): clock: 74.2 MHz   Image Size:  509 x 286 mm
[   590.782] (II) NOUVEAU(0): h_active: 1920  h_sync: 2008  h_sync_end 2052 
h_blank_end 2200 h_border: 0
[   590.782] (II) NOUVEAU(0): v_active: 540  v_sync: 542  v_sync_end 547 
v_blanking: 562 v_border: 0
[   590.782] (II) NOUVEAU(0): Supported detailed timing:
[   590.782] (II) NOUVEAU(0): clock: 74.2 MHz   Image Size:  509 x 286 mm
[   590.782] (II) NOUVEAU(0): h_active: 1280  h_sync: 1390  h_sync_end 1430 
h_blank_end 1650 h_border: 0
[   590.782] (II) NOUVEAU(0): v_active: 720  v_sync: 725  v_sync_end 730 
v_blanking: 750 v_border: 0
[   590.782] (II) NOUVEAU(0): Supported detailed timing:
[   590.782] (II) NOUVEAU(0): clock: 27.0 MHz   Image Size:  509 x 286 mm
[   590.782] (II) NOUVEAU(0): h_active: 720  h_sync: 736  h_sync_end 798 
h_blank_end 858 h_border: 0
[   590.782] (II) NOUVEAU(0): v_active: 480  v_sync: 489  v_sync_end 495 
v_blanking: 525 v_border: 0
[   590.782] (II) NOUVEAU(0): Number of EDID sections to follow: 1
[   590.782] (II) NOUVEAU(0): EDID (in hex):
[   590.782] (II) NOUVEAU(0):   00ffffffffffff0010acf44053595530
[   590.782] (II) NOUVEAU(0):   261a010380331d78eaebf5a656519c26
[   590.782] (II) NOUVEAU(0):   105054a54b00714f8180a9c0d1c00101
[   590.782] (II) NOUVEAU(0):   010101010101023a801871382d40582c
[   590.782] (II) NOUVEAU(0):   4500fd1e1100001e000000ff0033474a
[   590.782] (II) NOUVEAU(0):   3231363943305559530a000000fc0044
[   590.782] (II) NOUVEAU(0):   454c4c205032333137480a20000000fd
[   590.782] (II) NOUVEAU(0):   00384c1e5311000a202020202020016f
[   590.782] (II) NOUVEAU(0):   020317b14c9005040302071601141f12
[   590.782] (II) NOUVEAU(0):   1365030c001000023a801871382d4058
[   590.782] (II) NOUVEAU(0):   2c4500fd1e1100001e011d8018711c16
[   590.782] (II) NOUVEAU(0):   20582c2500fd1e1100009e011d007251
[   590.782] (II) NOUVEAU(0):   d01e206e285500fd1e1100001e8c0ad0
[   590.782] (II) NOUVEAU(0):   8a20e02d10103e9600fd1e1100001800
[   590.782] (II) NOUVEAU(0):   00000000000000000000000000000000
[   590.782] (II) NOUVEAU(0):   000000000000000000000000000000ed
[   590.782] (II) NOUVEAU(0): Printing probed modes for output DVI-I-1
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080"x60.0  148.50  1920 2008 2052 
2200  1080 1084 1089 1125 +hsync +vsync (67.5 kHz eP)
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080"x50.0  148.50  1920 2448 2492 
2640  1080 1084 1089 1125 +hsync +vsync (56.2 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080"x59.9  148.35  1920 2008 2052 
2200  1080 1084 1089 1125 +hsync +vsync (67.4 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080i"x60.0   74.25  1920 2008 
2052 2200  1080 1084 1094 1125 interlace +hsync +vsync (33.8 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080i"x50.0   74.25  1920 2448 
2492 2640  1080 1084 1094 1125 interlace +hsync +vsync (28.1 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1920x1080i"x59.9   74.18  1920 2008 
2052 2200  1080 1084 1094 1125 interlace +hsync +vsync (33.7 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1600x900"x60.0  108.00  1600 1624 1704 
1800  900 901 904 1000 +hsync +vsync (60.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1280x1024"x75.0  135.00  1280 1296 1440 
1688  1024 1025 1028 1066 +hsync +vsync (80.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1280x1024"x60.0  108.00  1280 1328 1440 
1688  1024 1025 1028 1066 +hsync +vsync (64.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1152x864"x75.0  108.00  1152 1216 1344 
1600  864 865 868 900 +hsync +vsync (67.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1280x720"x60.0   74.25  1280 1390 1430 
1650  720 725 730 750 +hsync +vsync (45.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1280x720"x50.0   74.25  1280 1720 1760 
1980  720 725 730 750 +hsync +vsync (37.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1280x720"x59.9   74.18  1280 1390 1430 
1650  720 725 730 750 +hsync +vsync (45.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1024x768"x75.0   78.75  1024 1040 1136 
1312  768 769 772 800 +hsync +vsync (60.0 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "1024x768"x60.0   65.00  1024 1048 1184 
1344  768 771 777 806 -hsync -vsync (48.4 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "800x600"x75.0   49.50  800 816 896 1056 
 600 601 604 625 +hsync +vsync (46.9 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "800x600"x60.3   40.00  800 840 968 1056 
 600 601 605 628 +hsync +vsync (37.9 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "720x576"x50.0   27.00  720 732 796 864  
576 581 586 625 -hsync -vsync (31.2 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "720x480"x60.0   27.03  720 736 798 858  
480 489 495 525 -hsync -vsync (31.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "720x480"x59.9   27.00  720 736 798 858  
480 489 495 525 -hsync -vsync (31.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "640x480"x75.0   31.50  640 656 720 840  
480 481 484 500 -hsync -vsync (37.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "640x480"x60.0   25.20  640 656 752 800  
480 490 492 525 -hsync -vsync (31.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "640x480"x59.9   25.18  640 656 752 800  
480 490 492 525 -hsync -vsync (31.5 kHz e)
[   590.782] (II) NOUVEAU(0): Modeline "720x400"x70.1   28.32  720 738 846 900  
400 412 414 449 -hsync +vsync (31.5 kHz e)
[   590.862] (II) NOUVEAU(0): EDID for output DP-1
[   590.862] (II) NOUVEAU(0): Manufacturer: DEL  Model: 4072  Serial#: 
1111709004
[   590.862] (II) NOUVEAU(0): Year: 2012  Week: 36
[   590.862] (II) NOUVEAU(0): EDID Version: 1.3
[   590.862] (II) NOUVEAU(0): Digital Display Input
[   590.862] (II) NOUVEAU(0): Max Image Size [cm]: horiz.: 51  vert.: 29
[   590.862] (II) NOUVEAU(0): Gamma: 2.20
[   590.862] (II) NOUVEAU(0): DPMS capabilities: StandBy Suspend Off
[   590.862] (II) NOUVEAU(0): Supported color encodings: RGB 4:4:4 YCrCb 4:4:4 
[   590.862] (II) NOUVEAU(0): First detailed timing is preferred mode
[   590.862] (II) NOUVEAU(0): redX: 0.640 redY: 0.333   greenX: 0.312 greenY: 
0.626
[   590.862] (II) NOUVEAU(0): blueX: 0.153 blueY: 0.070   whiteX: 0.313 whiteY: 
0.329
[   590.862] (II) NOUVEAU(0): Supported established timings:
[   590.862] (II) NOUVEAU(0): 720x400@70Hz
[   590.862] (II) NOUVEAU(0): 640x480@60Hz
[   590.862] (II) NOUVEAU(0): 640x480@75Hz
[   590.862] (II) NOUVEAU(0): 800x600@60Hz
[   590.862] (II) NOUVEAU(0): 800x600@75Hz
[   590.862] (II) NOUVEAU(0): 1024x768@60Hz
[   590.862] (II) NOUVEAU(0): 1024x768@75Hz
[   590.862] (II) NOUVEAU(0): 1280x1024@75Hz
[   590.862] (II) NOUVEAU(0): Manufacturer's mask: 0
[   590.862] (II) NOUVEAU(0): Supported standard timings:
[   590.862] (II) NOUVEAU(0): #0: hsize: 1152  vsize 864  refresh: 75  vid: 
20337
[   590.862] (II) NOUVEAU(0): #1: hsize: 1280  vsize 1024  refresh: 60  vid: 
32897
[   590.862] (II) NOUVEAU(0): #2: hsize: 1920  vsize 1080  refresh: 60  vid: 
49361
[   590.862] (II) NOUVEAU(0): Supported detailed timing:
[   590.862] (II) NOUVEAU(0): clock: 148.5 MHz   Image Size:  510 x 287 mm
[   590.862] (II) NOUVEAU(0): h_active: 1920  h_sync: 2008  h_sync_end 2052 
h_blank_end 2200 h_border: 0
[   590.862] (II) NOUVEAU(0): v_active: 1080  v_sync: 1084  v_sync_end 1089 
v_blanking: 1125 v_border: 0
[   590.862] (II) NOUVEAU(0): Serial No: 2GFKN294BCUL
[   590.862] (II) NOUVEAU(0): Monitor name: DELL U2312HM
[   590.862] (II) NOUVEAU(0): Ranges: V min: 56 V max: 76 Hz, H min: 30 H max: 
83 kHz, PixClock max 175 MHz
[   590.862] (II) NOUVEAU(0): EDID (in hex):
[   590.862] (II) NOUVEAU(0):   00ffffffffffff0010ac72404c554342
[   590.862] (II) NOUVEAU(0):   2416010380331d78eadd45a3554fa027
[   590.862] (II) NOUVEAU(0):   125054a54b00714f8180d1c001010101
[   590.862] (II) NOUVEAU(0):   010101010101023a801871382d40582c
[   590.862] (II) NOUVEAU(0):   4500fe1f1100001e000000ff00324746
[   590.862] (II) NOUVEAU(0):   4b4e3239344243554c0a000000fc0044
[   590.862] (II) NOUVEAU(0):   454c4c205532333132484d0a000000fd
[   590.862] (II) NOUVEAU(0):   00384c1e5311000a20202020202000e5
[   590.862] (II) NOUVEAU(0): Printing probed modes for output DP-1
[   590.862] (II) NOUVEAU(0): Modeline "1920x1080"x60.0  148.50  1920 2008 2052 
2200  1080 1084 1089 1125 +hsync +vsync (67.5 kHz eP)
[   590.862] (II) NOUVEAU(0): Modeline "1280x1024"x75.0  135.00  1280 1296 1440 
1688  1024 1025 1028 1066 +hsync +vsync (80.0 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "1280x1024"x60.0  108.00  1280 1328 1440 
1688  1024 1025 1028 1066 +hsync +vsync (64.0 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "1152x864"x75.0  108.00  1152 1216 1344 
1600  864 865 868 900 +hsync +vsync (67.5 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "1024x768"x75.0   78.75  1024 1040 1136 
1312  768 769 772 800 +hsync +vsync (60.0 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "1024x768"x60.0   65.00  1024 1048 1184 
1344  768 771 777 806 -hsync -vsync (48.4 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "800x600"x75.0   49.50  800 816 896 1056 
 600 601 604 625 +hsync +vsync (46.9 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "800x600"x60.3   40.00  800 840 968 1056 
 600 601 605 628 +hsync +vsync (37.9 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "640x480"x75.0   31.50  640 656 720 840  
480 481 484 500 -hsync -vsync (37.5 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "640x480"x59.9   25.18  640 656 752 800  
480 490 492 525 -hsync -vsync (31.5 kHz e)
[   590.862] (II) NOUVEAU(0): Modeline "720x400"x70.1   28.32  720 738 846 900  
400 412 414 449 -hsync +vsync (31.5 kHz e)
[   590.862] (II) NOUVEAU(0): Output DVI-I-1 connected
[   590.862] (II) NOUVEAU(0): Output DP-1 connected
[   590.862] (II) NOUVEAU(0): Using user preference for initial modes
[   590.862] (II) NOUVEAU(0): Output DVI-I-1 using initial mode 1920x1080 +0+0
[   590.862] (II) NOUVEAU(0): Output DP-1 using initial mode 1920x1080 +0+0
[   590.862] (==) NOUVEAU(0): Using gamma correction (1.0, 1.0, 1.0)
[   590.862] (II) NOUVEAU(0): Virtual size is 2160x1920 (pitch 0)
[   590.862] (**) NOUVEAU(0):  Driver mode "1920x1080": 148.5 MHz (scaled from 
0.0 MHz), 67.5 kHz, 60.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1920x1080"x60.0  148.50  1920 2008 2052 
2200  1080 1084 1089 1125 +hsync +vsync (67.5 kHz eP)
[   590.862] (**) NOUVEAU(0):  Driver mode "1280x1024": 135.0 MHz (scaled from 
0.0 MHz), 80.0 kHz, 75.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1280x1024"x75.0  135.00  1280 1296 1440 
1688  1024 1025 1028 1066 +hsync +vsync (80.0 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "1280x1024": 108.0 MHz (scaled from 
0.0 MHz), 64.0 kHz, 60.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1280x1024"x60.0  108.00  1280 1328 1440 
1688  1024 1025 1028 1066 +hsync +vsync (64.0 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "1152x864": 108.0 MHz (scaled from 
0.0 MHz), 67.5 kHz, 75.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1152x864"x75.0  108.00  1152 1216 1344 
1600  864 865 868 900 +hsync +vsync (67.5 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "1024x768": 78.8 MHz (scaled from 
0.0 MHz), 60.0 kHz, 75.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1024x768"x75.0   78.75  1024 1040 1136 
1312  768 769 772 800 +hsync +vsync (60.0 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "1024x768": 65.0 MHz (scaled from 
0.0 MHz), 48.4 kHz, 60.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "1024x768"x60.0   65.00  1024 1048 1184 
1344  768 771 777 806 -hsync -vsync (48.4 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "800x600": 49.5 MHz (scaled from 0.0 
MHz), 46.9 kHz, 75.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "800x600"x75.0   49.50  800 816 896 1056 
 600 601 604 625 +hsync +vsync (46.9 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "800x600": 40.0 MHz (scaled from 0.0 
MHz), 37.9 kHz, 60.3 Hz
[   590.862] (II) NOUVEAU(0): Modeline "800x600"x60.3   40.00  800 840 968 1056 
 600 601 605 628 +hsync +vsync (37.9 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "640x480": 31.5 MHz (scaled from 0.0 
MHz), 37.5 kHz, 75.0 Hz
[   590.862] (II) NOUVEAU(0): Modeline "640x480"x75.0   31.50  640 656 720 840  
480 481 484 500 -hsync -vsync (37.5 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "640x480": 25.2 MHz (scaled from 0.0 
MHz), 31.5 kHz, 59.9 Hz
[   590.862] (II) NOUVEAU(0): Modeline "640x480"x59.9   25.18  640 656 752 800  
480 490 492 525 -hsync -vsync (31.5 kHz e)
[   590.862] (**) NOUVEAU(0):  Driver mode "720x400": 28.3 MHz (scaled from 0.0 
MHz), 31.5 kHz, 70.1 Hz
[   590.862] (II) NOUVEAU(0): Modeline "720x400"x70.1   28.32  720 738 846 900  
400 412 414 449 -hsync +vsync (31.5 kHz e)
[   590.862] (==) NOUVEAU(0): DPI set to (96, 96)
[   590.862] (II) Loading sub module "fb"
[   590.862] (II) LoadModule: "fb"
[   590.862] (II) Loading /usr/lib/xorg/modules/libfb.so
[   590.862] (II) Module fb: vendor="X.Org Foundation"
[   590.862]    compiled for 1.20.7, module version = 1.0.0
[   590.862]    ABI class: X.Org ANSI C Emulation, version 0.4
[   590.862] (II) Loading sub module "shadowfb"
[   590.862] (II) LoadModule: "shadowfb"
[   590.862] (II) Loading /usr/lib/xorg/modules/libshadowfb.so
[   590.862] (II) Module shadowfb: vendor="X.Org Foundation"
[   590.862]    compiled for 1.20.7, module version = 1.0.0
[   590.862]    ABI class: X.Org ANSI C Emulation, version 0.4
[   590.863] (II) NOUVEAU(0): Channel setup complete.
[   590.864] (II) NOUVEAU(0): [COPY] async initialised.
[   590.864] (II) NOUVEAU(0): Hardware support for Present enabled
[   590.864] (II) NOUVEAU(0): [DRI2] Setup complete
[   590.864] (II) NOUVEAU(0): [DRI2]   DRI driver: nouveau
[   590.864] (II) NOUVEAU(0): [DRI2]   VDPAU driver: nouveau
[   590.864] (II) Loading sub module "exa"
[   590.864] (II) LoadModule: "exa"
[   590.864] (II) Loading /usr/lib/xorg/modules/libexa.so
[   590.864] (II) Module exa: vendor="X.Org Foundation"
[   590.864]    compiled for 1.20.7, module version = 2.6.0
[   590.864]    ABI class: X.Org Video Driver, version 24.1
[   590.864] (II) EXA(0): Driver allocated offscreen pixmaps
[   590.864] (II) EXA(0): Driver registered support for the following 
operations:
[   590.864] (II)         Solid
[   590.864] (II)         Copy
[   590.864] (II)         Composite (RENDER acceleration)
[   590.864] (II)         UploadToScreen
[   590.864] (II)         DownloadFromScreen
[   590.864] (==) NOUVEAU(0): Backing store enabled
[   590.864] (==) NOUVEAU(0): Silken mouse enabled
[   590.864] (II) NOUVEAU(0): [XvMC] Associated with Nouveau GeForce 8/9 
Textured Video.
[   590.864] (II) NOUVEAU(0): [XvMC] Extension initialized.
[   590.864] (==) NOUVEAU(0): DPMS enabled
[   590.864] (II) Initializing extension Generic Event Extension
[   590.864] (II) Initializing extension SHAPE
[   590.864] (II) Initializing extension MIT-SHM
[   590.864] (II) Initializing extension XInputExtension
[   590.865] (II) Initializing extension XTEST
[   590.865] (II) Initializing extension BIG-REQUESTS
[   590.865] (II) Initializing extension SYNC
[   590.865] (II) Initializing extension XKEYBOARD
[   590.865] (II) Initializing extension XC-MISC
[   590.865] (II) Initializing extension SECURITY
[   590.865] (II) Initializing extension XFIXES
[   590.865] (II) Initializing extension RENDER
[   590.865] (II) Initializing extension RANDR
[   590.865] (II) Initializing extension COMPOSITE
[   590.865] (II) Initializing extension DAMAGE
[   590.865] (II) Initializing extension MIT-SCREEN-SAVER
[   590.865] (II) Initializing extension DOUBLE-BUFFER
[   590.866] (II) Initializing extension RECORD
[   590.866] (II) Initializing extension DPMS
[   590.866] (II) Initializing extension Present
[   590.866] (II) Initializing extension DRI3
[   590.866] (II) Initializing extension X-Resource
[   590.866] (II) Initializing extension XVideo
[   590.866] (II) Initializing extension XVideo-MotionCompensation
[   590.866] (II) Initializing extension SELinux
[   590.866] (II) SELinux: Disabled on system
[   590.866] (II) Initializing extension GLX
[   590.911] (II) AIGLX: Loaded and initialized nouveau
[   590.911] (II) GLX: Initialized DRI2 GL provider for screen 0
[   590.911] (II) Initializing extension XFree86-VidModeExtension
[   590.911] (II) Initializing extension XFree86-DGA
[   590.911] (II) Initializing extension XFree86-DRI
[   590.911] (II) Initializing extension DRI2
[   590.914] (II) NOUVEAU(0): NVEnterVT is called.
[   590.914] (EE) 
[   590.914] (EE) Backtrace:
[   590.914] (EE) 0: /usr/lib/xorg/Xorg (OsLookupColor+0x138) [0x5618c21dfeb8]
[   590.915] (EE) 1: /lib/x86_64-linux-gnu/libpthread.so.0 (funlockfile+0x50) 
[0x7f574e2d956f]
[   590.915] (EE) 2: /usr/lib/xorg/Xorg (DamageRegister+0x1d) [0x5618c2160abd]
[   590.915] (EE) 3: /usr/lib/xorg/Xorg (xf86RandR12PreInit+0x3c1) 
[0x5618c20fef31]
[   590.915] (EE) 4: /usr/lib/xorg/Xorg (xf86CrtcRotate+0x321) [0x5618c20ff5d1]
[   590.915] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.915] (EE) 5: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8ccf30]
[   590.915] (EE) 6: /usr/lib/xorg/Xorg (xf86CrtcSetModeTransform+0x280) 
[0x5618c20f5330]
[   590.915] (EE) 7: /usr/lib/xorg/Xorg (xf86SetDesiredModes+0xea) 
[0x5618c20f587a]
[   590.915] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.915] (EE) 8: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8b5f90]
[   590.916] (EE) unw_get_proc_name failed: no unwind info found [-10]
[   590.916] (EE) 9: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) 
[0x7f574d8b6370]
[   590.916] (EE) 10: /usr/lib/xorg/Xorg (InitExtensions+0x61e) [0x5618c20f0cee]
[   590.916] (EE) 11: /usr/lib/xorg/Xorg (InitFonts+0x279) [0x5618c20867f9]
[   590.916] (EE) 12: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xeb) 
[0x7f574e12abbb]
[   590.916] (EE) 13: /usr/lib/xorg/Xorg (_start+0x2a) [0x5618c207074a]
[   590.916] (EE) 
[   590.916] (EE) Segmentation fault at address 0x10
[   590.916] (EE) 
Fatal server error:
[   590.916] (EE) Caught signal 11 (Segmentation fault). Server aborting
[   590.916] (EE) 
[   590.916] (EE) 
Please consult the The X.Org Foundation support 
         at http://wiki.x.org
 for help. 
[   590.916] (EE) Please also check the log file at "/var/log/Xorg.0.log" for 
additional information.
[   590.916] (EE) 
[   590.916] (II) AIGLX: Suspending AIGLX clients for VT switch
[   590.916] (II) NOUVEAU(0): NVLeaveVT is called.
[   590.921] (EE) Server terminated with error (1). Closing log file.
Sat Jan 18 23:15:12 2020 xdm info (pid 1005): Starting
Sat Jan 18 23:15:12 2020 xdm info (pid 1005): Starting X server on :0

X.Org X Server 1.20.7
X Protocol Version 11, Revision 0
Build Operating System: Linux 4.19.0-6-amd64 x86_64 Debian
Current Operating System: Linux jamiehe1 5.4.0-2-amd64 #1 SMP Debian 5.4.8-1 
(2020-01-05) x86_64
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.4.0-2-amd64 
root=/dev/mapper/W-root ro cgroup_no_v1=all
Build Date: 14 January 2020  10:13:49AM
xorg-server 2:1.20.7-2 (https://www.debian.org/support) 
Current version of pixman: 0.36.0
        Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Sat Jan 18 23:15:12 2020
(==) Using config file: "/etc/X11/xorg.conf"
(==) Using config directory: "/etc/X11/xorg.conf.d"
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
(EE) 
(EE) Backtrace:
(EE) 0: /usr/lib/xorg/Xorg (OsLookupColor+0x138) [0x55b42a2eeeb8]
(EE) 1: /lib/x86_64-linux-gnu/libpthread.so.0 (funlockfile+0x50) 
[0x7fa88cec656f]
(EE) 2: /usr/lib/xorg/Xorg (DamageRegister+0x1d) [0x55b42a26fabd]
(EE) 3: /usr/lib/xorg/Xorg (xf86RandR12PreInit+0x3c1) [0x55b42a20df31]
(EE) 4: /usr/lib/xorg/Xorg (xf86CrtcRotate+0x321) [0x55b42a20e5d1]
(EE) unw_get_proc_name failed: no unwind info found [-10]
(EE) 5: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) [0x7fa88c4b9f30]
(EE) 6: /usr/lib/xorg/Xorg (xf86CrtcSetModeTransform+0x280) [0x55b42a204330]
(EE) 7: /usr/lib/xorg/Xorg (xf86SetDesiredModes+0xea) [0x55b42a20487a]
(EE) unw_get_proc_name failed: no unwind info found [-10]
(EE) 8: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) [0x7fa88c4a2f90]
(EE) unw_get_proc_name failed: no unwind info found [-10]
(EE) 9: /usr/lib/xorg/modules/drivers/nouveau_drv.so (?+0x0) [0x7fa88c4a3370]
(EE) 10: /usr/lib/xorg/Xorg (InitExtensions+0x61e) [0x55b42a1ffcee]
(EE) 11: /usr/lib/xorg/Xorg (InitFonts+0x279) [0x55b42a1957f9]
(EE) 12: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xeb) 
[0x7fa88cd17bbb]
(EE) 13: /usr/lib/xorg/Xorg (_start+0x2a) [0x55b42a17f74a]
(EE) 
(EE) Segmentation fault at address 0x10
(EE) 
Fatal server error:
(EE) Caught signal 11 (Segmentation fault). Server aborting
(EE) 
(EE) 
Please consult the The X.Org Foundation support 
         at http://wiki.x.org
 for help. 
(EE) Please also check the log file at "/var/log/Xorg.0.log" for additional 
information.
(EE) 
(II) AIGLX: Suspending AIGLX clients for VT switch
(EE) Server terminated with error (1). Closing log file.
Sat Jan 18 23:15:14 2020 xdm error (pid 1005): server unexpectedly died
Sat Jan 18 23:15:29 2020 xdm error (pid 1005): Server for display :0 can't be 
started, session disabled
Sat Jan 18 23:15:29 2020 xdm info (pid 1005): Exiting

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