[root@localhost mangix]# journalctl | grep nouveau
Jan 10 18:01:21 localhost.localdomain kernel: fb: switching to nouveaufb from EFI VGA
Jan 10 18:01:21 localhost.localdomain kernel: nouveau 0000:01:00.0: NVIDIA GM204 (1241a0a1)
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: bios: version 84.04.88.00.c1
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: disp: dcb 6 type 8 unknown
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: fb: 8192 MiB GDDR5
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: VRAM: 8192 MiB
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: GART: 1048576 MiB
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: TMDS table version 2.0
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB version 4.1
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 00: 02835f76 04400020
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 01: 02024f62 04020010
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 02: 04817f86 04400010
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 03: 04817f82 00020010
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 04: 04808f96 04400020
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 05: 04808f92 00020020
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB outp 06: 01d4fff8 00000000
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB conn 04: 00010461
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB conn 05: 00020547
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB conn 07: 01000746
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB conn 08: 02000846
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: DCB conn 15: 00000f70
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: Pointer to flat panel table invalid
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: unknown connector type 70
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: failed to create encoder 1/8/0: -19
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: Unknown-1 has no encoders, removing
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: MM: using COPY for buffer copies
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC0: 419df4 00000000 (1a40820e)
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC1: 419df4 00000000 (1a40820e)
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC2: 419df4 00000000 (1a40820e)
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC3: 419df4 00000000 (1a40820e)
Jan 10 18:01:22 localhost.localdomain kernel: nouveau 0000:01:00.0: DRM: allocated 3840x2160 fb: 0x60000, bo ffffa124785cd400
Jan 10 18:01:22 localhost.localdomain kernel: fbcon: nouveaufb (fb0) is primary device
Jan 10 18:01:23 localhost.localdomain kernel: nouveau 0000:01:00.0: disp: 0x637f[0]: INIT_GENERIC_CONDITON: unknown 0x07
Jan 10 18:01:23 localhost.localdomain kernel: nouveau 0000:01:00.0: fb0: nouveaufb frame buffer device
Jan 10 18:01:23 localhost.localdomain kernel: [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 on minor 0
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (==) Matched nouveau as autoconfigured driver 0
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (==) Matched nouveau as autoconfigured driver 2
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) LoadModule: "nouveau"
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) Loading /usr/lib64/xorg/modules/drivers/nouveau_drv.so
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) Module nouveau: vendor="X.Org Foundation"
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) [drm] nouveau interface version: 1.3.1
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) [drm] nouveau interface version: 1.3.1
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) modeset(0): [DRI2]   DRI driver: nouveau
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) modeset(0): [DRI2]   VDPAU driver: nouveau
Jan 10 18:01:39 localhost.localdomain /usr/libexec/gdm-x-session[1600]: (II) AIGLX: Loaded and initialized nouveau
Jan 10 18:10:41 localhost.localdomain kernel: nouveau 0000:01:00.0: disp: 0x637f[0]: INIT_GENERIC_CONDITON: unknown 0x07
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: gr: TRAP ch 10 [01fcbf7000 WebKitWebProces[5117]]
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: gr: DISPATCH 80000002 [CLASS_SUBCH_MISMATCH]
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 000c data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 class b197 mthd 2384 data 3d800000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 02000000 [SEMAPHORE] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 001c data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0038 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 003c data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0040 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0044 data 200308e0
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0048 data 00000800
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 004c data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0054 data a01108e3
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0058 data 00000460
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 005c data 20040478
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0060 data b7d33571
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0064 data 9dfb1f59
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0068 data b7d33571
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 006c data 9dfb1f59
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0070 data 80000671
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0074 data 800004b9
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00400000 [METHODCRC] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 007c data 200504d0
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0084 data 00004302
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0088 data 00004303
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 008c data 00008006
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0090 data 00004001
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0094 data 200104d6
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 0098 data 00004303
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 009c data 800103e4
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00a0 data 20010680
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00a4 data 00001111
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00a8 data 00760000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00ac data a01108e3
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00b0 data 000004a0
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00b4 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00b8 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00bc data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00c0 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00c4 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00c8 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00cc data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00d0 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00d4 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00d8 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00dc data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00e0 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00e4 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00e8 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00ec data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00f0 data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00f4 data 200308e0
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00f8 data 00000800
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: PBDMA0: 00200000 [METHOD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 mthd 00fc data 00000000
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: gr: DATA_ERROR 0000000c [INVALID_BITFIELD] ch 10 [01fcbf7000 WebKitWebProces[5117]] subc 0 class b197 mthd 0104 data a01108e3
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: write fault at e300000000 engine 00 [GR] client 04 [FE] reason 00 [PDE] on channel 10 [01fcbf7000 WebKitWebProces[5117]]
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: fifo: gr engine fault on channel 10, recovering...
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC0: 419df4 00000000 (1b40820e)
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC1: 419df4 00000000 (1b40820e)
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC2: 419df4 00000000 (1b40820e)
Jan 10 18:20:54 localhost.localdomain kernel: nouveau 0000:01:00.0: priv: GPC3: 419df4 00000000 (1b40820e)