Messages in this thread | | | Date | Tue, 30 Sep 2014 15:50:55 +0100 | From | "Dr. David Alan Gilbert" <> | Subject | Re: 3.16.1 - general protection fault |
| |
* Dr. David Alan Gilbert (dave@treblig.org) wrote: > * Marcin Gibula (m.gibula@gmail.com) wrote: > > Hi Marcin, > > > Hi, > > > > I've been playing with 3.16 kernel on my test machine as a KVM > > hypervisor and encountered the following crash twice (almost identical > > backtraces). > > > > Sep 24 09:39:31 dev4 kernel: general protection fault: 0000 [#1] SMP > > <snip> > > > This machine is serving as NFS client and KVM hypervisor. I'm still > > not sure how to trigger it reliably (right now, I just have to run > > ubuntu instalation in VM guest multiple times and sometimes it > > triggers). > > > > Attaching .config, slub.s and disassembled __kmalloc_node_track_caller function. > > Yes, I hit something similar: > > http://www.spinics.net/lists/linux-nfs/msg46047.html 'nfs: disallow duplicate pages in pgio page vectors' > http://www.spinics.net/lists/linux-nfs/msg46048.html 'nfs: can_coalesce_requests must enforce contiguity' > > seem to stop the GPF's/crashes, although there's still something else > going on with a corruption I'm seeing every so often.
And that 'something else' seems to be fixed by:
http://marc.info/?l=linux-nfs&m=141208464631105&w=2
Enjoy,
Dave -- -----Open up your eyes, open up your mind, open up your code ------- / Dr. David Alan Gilbert | Running GNU/Linux | Happy \ \ gro.gilbert @ treblig.org | | In Hex / \ _________________________|_____ http://www.treblig.org |_______/
| |