[Bug 173041] New: Nouveau random hangs in g84_gr_tlb_flush (NVIDIA GT240)

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=173041

            Bug ID: 173041
           Summary: Nouveau random hangs in g84_gr_tlb_flush (NVIDIA
                    GT240)
           Product: Drivers
           Version: 2.5
    Kernel Version: 4.7.4
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri at kernel-bugs.osdl.org
          Reporter: nikolay.romanovich at yandex.com
        Regression: No

Created attachment 239941
  --> https://bugzilla.kernel.org/attachment.cgi?id=239941&action=edit
Kernel log before hang

System random hangs if nouveau driver in use


lspci:
02:00.0 VGA compatible controller: NVIDIA Corporation GT215 [GeForce GT 240]
(rev a2) (prog-if 00 [VGA controller])
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 28
    NUMA node: 0
    Region 0: Memory at df000000 (32-bit, non-prefetchable) [size=16M]
    Region 1: Memory at c0000000 (64-bit, prefetchable) [size=256M]
    Region 3: Memory at dc000000 (64-bit, prefetchable) [size=32M]
    Region 5: I/O ports at ec00 [size=128]
    [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
    Capabilities: <access denied>
    Kernel driver in use: nvidia
    Kernel modules: nouveau, nvidia

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