| Summary: |
[HSW]dmesg with <6> error while booting system |
| Product: |
DRI
|
Reporter: |
lu hua <huax.lu> |
| Component: |
DRM/Intel | Assignee: |
Intel GFX Bugs mailing list <intel-gfx-bugs> |
| Status: |
CLOSED
DUPLICATE
|
QA Contact: |
Intel GFX Bugs mailing list <intel-gfx-bugs> |
| Severity: |
normal
|
|
|
| Priority: |
medium
|
CC: |
yangweix.shui
|
| Version: |
unspecified | |
|
| Hardware: |
All | |
|
| OS: |
Linux (All) | |
|
| Whiteboard: |
|
|
i915 platform:
|
|
i915 features:
|
|
|---|
| Attachments: |
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Created attachment 73239 [details] dmesg_all System Environment: -------------------------- Arch: x86_64 Platform: Haswell Kernel: (drm-intel-fixes) 0f3b6849dd55943d915f4b461d7db5e8308d4083 Bug detailed description: ------------------------- It happens on haswell with -fixes kernel. It also happens on -queued kernel. I can't catch a good commit. dmesg: <6>[ 3.963129] [drm] Initialized drm 1.1.0 20060810 <6>[ 3.966972] [drm] Memory usable by graphics device = 2048M <6>[ 3.966976] fb: conflicting fb hw usage inteldrmfb vs VESA VGA - removing generic driver <3>[ 3.982474] [drm:i915_write32] *ERROR* Unknown unclaimed register before writing to c5100 <6>[ 3.982510] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). <6>[ 3.982511] [drm] Driver supports precise vblank timestamp query. <6>[ 4.233857] [drm] GMBUS [i915 gmbus dpd] timed out, falling back to bit banging on pin 6 <6>[ 4.260260] fbcon: inteldrmfb (fb0) is primary device <6>[ 4.469661] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device <6>[ 4.478856] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0 <6>[ 5.710454] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off Reproduce steps: ---------------- 1. dmesg -r | egrep "<[1-6]>" |grep drm