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From: bugzilla-daemon@bugzilla.kernel.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 206781] New: GM104 (GeForce 840m) with many errors "fifo: SCHED_ERROR 20"
Date: Sat, 07 Mar 2020 21:41:54 +0000	[thread overview]
Message-ID: <bug-206781-2300@https.bugzilla.kernel.org/> (raw)

https://bugzilla.kernel.org/show_bug.cgi?id=206781

            Bug ID: 206781
           Summary: GM104 (GeForce 840m) with many errors "fifo:
                    SCHED_ERROR 20"
           Product: Drivers
           Version: 2.5
    Kernel Version: 5.4
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri@kernel-bugs.osdl.org
          Reporter: gsedej@gmail.com
        Regression: No

Created attachment 287821
  --> https://bugzilla.kernel.org/attachment.cgi?id=287821&action=edit
dmesg contining errors - shortend at end

Laptop HP Envy 15 with i7-4700mq and GeForce 840m on Ubuntu 18.04 and 20.04.

nouveau outputs many megabytes into system logs (kern.log and syslog) with
"nouveau 0000:07:00.0: fifo: SCHED_ERROR 20 []"


full log is in attachment

some relevant output before "SCHED_ERROR"


nouveau 0000:07:00.0: NVIDIA GM108 (118010a2)
...
nouveau 0000:07:00.0: bios: version 82.08.14.00.0e
...
nouveau 0000:07:00.0: fb: 2048 MiB DDR3
nouveau 0000:07:00.0: bus: MMIO read of 00000000 FAULT at 6013d4 [ IBUS ]
...
nouveau 0000:07:00.0: bus: MMIO read of 00000000 FAULT at 10ac08 [ IBUS ]
nouveau 0000:07:00.0: fifo: fault 01 [WRITE] at 0000000000150000 engine 05
[BAR2] client 08 [HUB/HOST_CPU_NB] reason 02 [PTE] on channel -1 [007fd38000
unknown]
nouveau 0000:07:00.0: fifo: fault 01 [WRITE] at 0000000000000000 engine 05
[BAR2] client 08 [HUB/HOST_CPU_NB] reason 0a [UNSUPPORTED_APERTURE] on channel
-1 [007fd38000 unknown]
vga_switcheroo: enabled
[TTM] Zone  kernel: Available graphics memory: 8164024 KiB
nouveau 0000:07:00.0: fifo: SCHED_ERROR 20 []
nouveau 0000:07:00.0: fifo: SCHED_ERROR 20 []
nouveau 0000:07:00.0: fifo: SCHED_ERROR 20 []
...


I have also reported here:
https://gitlab.freedesktop.org/xorg/driver/xf86-video-nouveau/issues/522

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             reply	other threads:[~2020-03-07 21:41 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-07 21:41 bugzilla-daemon [this message]
2020-03-07 22:25 ` [Bug 206781] GM104 (GeForce 840m) with many errors "fifo: SCHED_ERROR 20" bugzilla-daemon
2020-03-08 11:16 ` bugzilla-daemon

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