[Nouveau] [Bug 100567] Nouveau system freeze fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100567

kevin at potatofrom.space changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kevin at potatofrom.space

--- Comment #3 from kevin at potatofrom.space ---
I have the same issue, on Linux 4.11-rc6. journalctl -b:

Apr 10 18:22:55 jenny kernel: nouveau 0000:02:00.0: gr: TRAP ch 2 [007f901000
X[6443]]
Apr 10 18:22:55 jenny kernel: nouveau 0000:02:00.0: gr: GPC2/TPC1/MP trap:
global 00000000 [] warp 3f0009 [ILLEGAL_INSTR_ENCODING]
...
Apr 10 18:22:59 jenny kernel: nouveau 0000:02:00.0: fifo: SCHED_ERROR 0a
[CTXSW_TIMEOUT]
Apr 10 18:22:59 jenny kernel: nouveau 0000:02:00.0: fifo: runlist 0: scheduled
for recovery
Apr 10 18:22:59 jenny kernel: nouveau 0000:02:00.0: fifo: channel 2: killed
Apr 10 18:22:59 jenny kernel: nouveau 0000:02:00.0: fifo: engine 0: scheduled
for recovery
Apr 10 18:22:59 jenny kernel: nouveau 0000:02:00.0: X[6443]: channel 2 killed!

lspci -vv (GTX 770; NVE4):

02:00.0 VGA compatible controller: NVIDIA Corporation GK104 [GeForce GTX 770]
(rev a1) (prog-if 00 [VGA controller])         
        Subsystem: Micro-Star International Co., Ltd. [MSI] GK104 [GeForce GTX
770]                                          
        Flags: bus master, fast devsel, latency 0, IRQ 33                       
        Memory at fa000000 (32-bit, non-prefetchable) [size=16M]                
        Memory at f0000000 (64-bit, prefetchable) [size=128M]                   
        Memory at f8000000 (64-bit, prefetchable) [size=32M]                    
        I/O ports at e000 [size=128]                                            
        Expansion ROM at fb000000 [disabled] [size=512K]                        
        Capabilities: [60] Power Management version 3
        Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Capabilities: [78] Express Endpoint, MSI 00
        Capabilities: [b4] Vendor Specific Information: Len=14 <?>
        Capabilities: [100] Virtual Channel
        Capabilities: [128] Power Budgeting <?>
        Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1 Len=024
<?>
        Capabilities: [900] #19
        Kernel driver in use: nouveau

02:00.1 Audio device: NVIDIA Corporation GK104 HDMI Audio Controller (rev a1)
        Subsystem: Micro-Star International Co., Ltd. [MSI] GK104 HDMI Audio
Controller
        Flags: bus master, fast devsel, latency 0, IRQ 17
        Memory at fb080000 (32-bit, non-prefetchable) [size=16K]
        Capabilities: [60] Power Management version 3
        Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
        Capabilities: [78] Express Endpoint, MSI 00
        Kernel driver in use: snd_hda_intel

I'll post a proper dmesg the next time the bug appears.

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