| Priority | medium |
|---|---|
| Bug ID | 59089 |
| Assignee | dri-devel@lists.freedesktop.org |
| Summary | [bisected, regression] flood of GPU fault detected in logs caused by 9af20... drm/radeon: fix fence locking in the pageflip callback |
| Severity | normal |
| Classification | Unclassified |
| OS | All |
| Reporter | alexandre.f.demers@gmail.com |
| Hardware | All |
| Status | NEW |
| Version | git |
| Component | Drivers/Gallium/r600 |
| Product | Mesa |
GPU fault detected flood in logs (dmesg, kernel, errors and everything) of the following form: [ 533.928472] radeon 0000:03:00.0: GPU fault detected: 146 0x00335514 [ 533.928477] radeon 0000:03:00.0: VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x00000000 [ 533.928483] radeon 0000:03:00.0: VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x00000000 >From time to time, there will be an address value different from 0x00000000. They are produced at an awful rate, producing GB of logs in no time. Appeared in kernel 3.8.0-rcX using a cayman GPU (HD 6950). Bisecting to identify when the flood first appeared points at: Commit: 4ac0533abaec2b83a7f2c675010eedd55664bc26 Author: Jerome Glisse <jglisse@redhat.com> 2012-12-13 12:08:11 Committer: Alex Deucher <alexander.deucher@amd.com> 2012-12-14 10:45:24 Parent: 9af20792124850369e764965690b99b20623dfc4 (drm/radeon: fix fence locking in the pageflip callback) Branch: remotes/origin/master Follows: v3.7-rc7 Precedes: v3.8-rc1 drm/radeon: fix htile buffer size computation for command stream checker Fix the size computation of the htile buffer. Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Maybe be related to some of the crashes seen in bug 58667.
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