https://bugs.freedesktop.org/show_bug.cgi?id=100146
--- Comment #1 from t-IX ---
I think i have same problem.
Can reproduce error by play 4k video in mpv.
Or start Steam bigscreen mode.
I'm trying to install nvidia firmware, but system feels very slow and
unresponsive, and i can't test video or steam.
Linux 4.12.12-gentoo x86_64 Gentoo
Nov 22 00:51:36 kernel: nouveau :01:00.0: gr: TRAP ch 5 [003fb72000
X[12943]]
Nov 22 00:51:36 kernel: nouveau :01:00.0: gr: GPC0/PROP trap: 0400
[RT_LINEAR_MISMATCH] x = 2048, y = 1024, format = 18, storage type = 0
Nov 22 00:51:36 kernel: nouveau :01:00.0: fifo: write fault at 0009612000
engine 00 [PGRAPH] client 0f [GPC0/PROP] reason 02 [PAGE_NOT_PRESENT] on chann
el 5 [003fb72000 X[12943]]
Nov 22 00:51:36 kernel: nouveau :01:00.0: fifo: gr engine fault on channel
5, recovering...
Nov 22 00:51:36 kernel: nouveau :01:00.0: X[12943]: channel 5 killed!
Nov 22 00:52:49 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
10 [X[12943]]
Nov 22 00:53:04 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
10 [X[12943]]
Nov 22 00:53:04 kernel: nouveau :01:00.0: fifo: read fault at 013000
engine 07 [PFIFO] client 07 [BAR_READ] reason 02 [PAGE_NOT_PRESENT] on channel
10 [003f8ae000 X[12943]]
Nov 22 00:53:04 kernel: nouveau :01:00.0: fifo: fifo engine fault on
channel 10, recovering...
Nov 22 00:53:04 kernel: nouveau :01:00.0: X[12943]: channel 10 killed!
Nov 22 00:53:19 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
13 [X[12943]]
Nov 22 00:53:34 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
13 [X[12943]]
Nov 22 00:53:49 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
9 [X[12943]]
Nov 22 00:54:04 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
9 [X[12943]]
Nov 22 00:54:19 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
6 [X[12943]]
Nov 22 00:54:34 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
6 [X[12943]]
Nov 22 00:54:49 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
12 [X[12943]]
Nov 22 00:55:04 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
12 [X[12943]]
Nov 22 00:55:19 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
7 [X[12943]]
Nov 22 00:55:34 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
7 [X[12943]]
Nov 22 00:55:49 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
4 [X[12943]]
Nov 22 00:56:04 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
4 [X[12943]]
Nov 22 00:56:19 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
3 [X[12943]]
Nov 22 00:56:34 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
3 [X[12943]]
Nov 22 00:56:49 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
2 [X[12943]]
Nov 22 00:57:04 kernel: nouveau :01:00.0: X[12943]: failed to idle channel
2 [X[12943]]
Chipset: "NVIDIA NVC1"
NVIDIA Corporation GF108 [GeForce GT 430] (rev a1)
Digital interface is DisplayPort
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