[Bug 60802] Corruption with DMA ring on cayman

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=60802

--- Comment #14 from Alex Deucher <agd5f at yahoo.com> ---
(In reply to comment #11)
> I also noticed this in dmesg:
> [ 3385.870124] radeon 0000:01:00.0: GPU fault detected: 146 0x0005d004
> [ 3385.870138] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00002400
> [ 3385.870146] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x050D0004
> [ 3385.870153] radeon 0000:01:00.0: GPU fault detected: 146 0x0005a004
> [ 3385.870160] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870165] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870172] radeon 0000:01:00.0: GPU fault detected: 146 0x0005e004
> [ 3385.870178] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870183] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870189] radeon 0000:01:00.0: GPU fault detected: 146 0x0025a004
> [ 3385.870195] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870200] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870206] radeon 0000:01:00.0: GPU fault detected: 146 0x00059004
> [ 3385.870211] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870217] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870223] radeon 0000:01:00.0: GPU fault detected: 146 0x0065e004
> [ 3385.870228] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870233] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870239] radeon 0000:01:00.0: GPU fault detected: 146 0x0035a004
> [ 3385.870245] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870250] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [ 3385.870256] radeon 0000:01:00.0: GPU fault detected: 146 0x0075e004
> [ 3385.870261] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_ADDR  
> 0x00000000
> [ 3385.870267] radeon 0000:01:00.0:   VM_CONTEXT1_PROTECTION_FAULT_STATUS
> 0x00000000
> [
> 
> I don't know exactly for how long it has been happening, but this recent for
> sure since it was not there about 2 weeks ago.

Can you bisect mesa to see when this started?

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