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Updated my system a few weeks ago and have experienced now at least 5 freezes that required a hard reboot.
My screen starts to get sluggish and then it just freezes. Mouse still moves but nothing else works.
I checked the logs and found this right before the freeze:
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: TRAP ch 2 [007f9c4000 Xorg[549]]
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC0/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC1/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC2/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC3/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC0/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC1/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC2/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC3/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: read fault at 00098c0000 engine 00 [GR] client 0a [GPC1/T1_3] reason 02 [PTE] on channel 2 [007f9c4000 Xorg[549
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: channel 2: killed
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: engine 7: scheduled for recovery
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: Xorg[549]: channel 2 killed!
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: TRAP ch 3 [007f4a5000 Xorg[549]]
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC0/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC1/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC2/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC0/TPC3/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC0/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC1/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC2/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: gr: GPC1/TPC3/TEX: 80000041
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: read fault at 0009402000 engine 00 [GR] client 07 [GPC1/T1_2] reason 02 [PTE] on channel 3 [007f4a5000 Xorg[549
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: channel 3: killed
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery
Feb 22 15:52:59 valhalla kernel: nouveau 0000:01:00.0: Xorg[549]: channel 3 killed!
Any idea on what could be causing this?
Should I just ditch nouveau and install NVIDIA's proprietary drivers?
Any help appreciated.
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Which mesa version do you have installed and which GPU do you have? There were some pretty serious bugs in some of the mesa 18.x release candidates from a few weeks ago though I see Arch is on mesa-17.3.5-1 right now.
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You don't say what software if any that you are using when
the freeze happens. If you use a webengine browser/app/script
with nouveau then you'll need to launch it with --disable-gpu or the
graphic display will freeze. This is a nouveau bug/deficiency that has been
around for a while now, that nouveau has not fixed yet. Solution is to live
with it or change to nvidia. You can do a google search to read what the problem is.
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