Re: [BUG] Oops: EIP is at sysfs_release+0x34/0x80

[Nathan Boyle <nboyle@tampabay.rr.com>]

Dave Airlie wrote:

> > > >        
> > > >
> > > > > EIP is at sysfs_release+0x34/0x80
> > > > > eax: 00000001   ebx: dc7c2000   ecx: d1979860   edx: 00000001
> > > > > esi: 762f7373   edi: d5ba26a0   ebp: d9368544   esp: dc7c3f80
> > > > > ds: 007b   es: 007b   ss: 0068
> > > > > Process udev (pid: 31802, threadinfo=dc7c2000 task=c7c19040)
> > > > > Stack: df468c40 df798140 dffe4140 c0153c08 d5a9edbc df468c40 df798140
> > > > > 00000000
> > > > >       dc7c2000 c01523d3 00000000 00000003 080ac568 00000003 c0103101
> > > > > 00000003
> > > > >       080ac568 00000004 080ac568 00000003 08057198 00000006 0000007b
> > > > > 0000007b
> > > > > Call Trace:
> > > > > [<c0153c08>] __fput+0xf8/0x110
> > > > > [<c01523d3>] filp_close+0x43/0x70
> > > > > [<c0103101>] syscall_call+0x7/0xb
> > > > > Code: 8b 41 0c 8b 40 48 8b 58 14 8b 41 48 8b 40 14 85 db 8b 70 04 74 07
> > > > > 89 d8 e8 9a 11 02 00 85 f6 74 1f bb 00 e0 ff ff 21 e3 ff 43 14 <ff> 8e
> > > > > 00 01 00 00 83 3e 02 74 32 8b 43 08 ff 4b 14 a8 08 75 21
> > > > > <6>note: udev[31802] exited with preempt_count 1
> > > > >
> > > > >
> > > > >          
> > > > Gee we get a lot of these, and no idea which sysfs file caused it.
> > > >
> > > > How about we record the most-recently-opened sysfs file and display that at
> > > > oops time?  (-mm only)
> > > >
> > > >        
>
>  
>
> > > Looks good to me, I really have no idea of what is causing this, and
> > > haven't seen any reports of this on mainline.
> > >
> > > thanks,
> > >
> > > greg k-h
> > >
> > >
> > >
> > >      
> > Actually, I'm running a kernel straight from Linus' GIT repository.
> > EFLAGS: 00010202   (2.6.13-rc2-GIT-08-7-2005-0)
> >
> >    
>
> I can't reproduce (nothing new there...) if you can test with  the
> patch Andrew suggested, and let us know what occurs.. I thought this
> was DRM related from another report but maybe he just had two bugs
> (one DRM related misconfiguration, and something else)..
>
> Dave.
>  
I can't reproduce it either, and he said the patch was for -mm only.
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