Messages in this thread | | | Date | Wed, 10 Mar 2010 17:25:12 +0200 | From | Tarkan Erimer <> | Subject | [BISECTED] Re: [BUG] Linux-2.6.33 to 33-git9 intel_drm: drm_fb_helper panic |
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On 03/08/2010 03:56 PM, Tarkan Erimer wrote: > On 03/04/2010 04:34 PM, Tarkan Erimer wrote: >> When I booted into 2.6.33, hard lock up occurs via the following error >> message at boot time : >> >> [drm:drm_fb_helper_panic] *ERROR* panic occured, switching back to text >> console >> BUG: scheduling while atomic: init/1/0x00000002 >> >> This is a KMS enabled kernel on i945 VGA. Also, I tried (I found after >> googling a bit.) with "i915.modeset=0 enable_mtrr_cleanup" and >> "enable_mtrr_cleanup" kernel boot options. But, still the same error >> occurs. >> >> This bug occurs on kernels from 2.6.33 to 2.6.33-git9. 2.6.33-rc8 works >> fine. My .config attached. >> >> Tarkan >> > Anybody care to look at this issue ? BTW; it, still, exist (tested few > mins ago.) on .33-git14, too. > > Tarkan >
Today, I bisected to find out the bad commit. Here is what I found :
83d90addc829ab56ace49b10fd7d5d415448aac4 is the first bad commit
commit 83d90addc829ab56ace49b10fd7d5d415448aac4 Merge: 75ef7cd 79da064 Author: Linus Torvalds<torvalds@linux-foundation.org> Date: Wed Feb 24 07:42:42 2010 -0800
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: Revert "block: improve queue_should_plug() by looking at IO depths"
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