[OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-30 Thread Alexander 'Leo' Bergolth
Hi! Since upgrading to F14, I am experiencing regular kernel crashes which all have similar backtraces. (See the attached kernel messages.) The running userspace process is always wavparseXXX:sink (gstreamer). It looks like all of the the crashes are triggered by gstreamer trying to acquire an ad

Re: [OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-19 Thread Simon Wilkinson
On 19 Dec 2010, at 13:52, Alexander 'Leo' Bergolth wrote: > On 12/18/2010 03:50 PM, Simon Wilkinson wrote: >> On 18 Dec 2010, at 10:20, "Alexander 'Leo' Bergolth" >>> The running userspace process is always wavparseXXX:sink (gstreamer). It >>> looks like all of the the crashes are triggered by

Re: [OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-19 Thread Alexander 'Leo' Bergolth
On 12/18/2010 03:50 PM, Simon Wilkinson wrote: > On 18 Dec 2010, at 10:20, "Alexander 'Leo' Bergolth" >> The running userspace process is always wavparseXXX:sink (gstreamer). It >> looks like all of the the crashes are triggered by gstreamer trying to >> acquire an advisory lock (fcntl SETLK) on

Re: [OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-18 Thread Simon Wilkinson
On 18 Dec 2010, at 10:20, "Alexander 'Leo' Bergolth" > The running userspace process is always wavparseXXX:sink (gstreamer). It > looks like all of the the crashes are triggered by gstreamer trying to > acquire an advisory lock (fcntl SETLK) on a file that resides in my AFS > home when playing

Re: [OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-18 Thread Derrick Brashear
If it's the setlock (not the unlock) it's a lock upgrade from shared to exclusive, as that's the only osi_FreeSmallSpace in the code for locking rather than unlocking. Not immediately obvious to me why. On Sat, Dec 18, 2010 at 5:20 AM, Alexander 'Leo' Bergolth wrote: > Hi! > > Since upgrading to

[OpenAFS] kernel crashes with 1.4.12.1, linux kernel 2.6.35.9 (F14) and file locks?

2010-12-18 Thread Alexander 'Leo' Bergolth
Hi! Since upgrading to F14, I am experiencing regular kernel crashes which all have similar backtraces. (See the attached kernel messages.) The running userspace process is always wavparseXXX:sink (gstreamer). It looks like all of the the crashes are triggered by gstreamer trying to acquire an ad