Re: Issue #5876 : assertion failure in rbd_img_obj_callback()

[Olivier Bonvalet <ceph.list@daevel.fr>]

Le mardi 25 mars 2014 à 23:25 +0200, Ilya Dryomov a écrit :
> On Tue, Mar 25, 2014 at 11:22 PM, Olivier Bonvalet <ceph.list@daevel.fr> wrote:
> > Le mardi 25 mars 2014 à 23:20 +0200, Ilya Dryomov a écrit :
> >> On Tue, Mar 25, 2014 at 11:10 PM, Olivier Bonvalet <ceph.list@daevel.fr> wrote:
> >> > The third (now with rbd_assort(0)) :
> >> >
> >> > Mar 25 22:08:12 alg kernel: [  598.301895] rbd_img_obj_callback: bad image object request information:
> >> > Mar 25 22:08:12 alg kernel: [  598.301900] obj_request ffff88022409e1b8
> >> > Mar 25 22:08:12 alg kernel: [  598.301901]     ->object_name <(null)>
> >> > Mar 25 22:08:12 alg kernel: [  598.301902]     ->offset 0
> >> > Mar 25 22:08:12 alg kernel: [  598.301903]     ->length 8192
> >> > Mar 25 22:08:12 alg kernel: [  598.301904]     ->type 0x1
> >> > Mar 25 22:08:12 alg kernel: [  598.301905]     ->flags 0x3
> >> > Mar 25 22:08:12 alg kernel: [  598.301906]     ->which 4294967295
> >> > Mar 25 22:08:12 alg kernel: [  598.301906]     ->xferred 8192
> >> > Mar 25 22:08:12 alg kernel: [  598.301907]     ->result 0
> >> > Mar 25 22:08:12 alg kernel: [  598.301908] img_request ffff8802303bff10
> >> > Mar 25 22:08:12 alg kernel: [  598.301909]     ->snap 0xffff88022711f500
> >> > Mar 25 22:08:12 alg kernel: [  598.301910]     ->offset 4492079104
> >> > Mar 25 22:08:12 alg kernel: [  598.301911]     ->length 28672
> >> > Mar 25 22:08:12 alg kernel: [  598.301912]     ->flags 0x1
> >> > Mar 25 22:08:12 alg kernel: [  598.301913]     ->obj_request_count 0
> >> > Mar 25 22:08:12 alg kernel: [  598.301913]     ->next_completion 2
> >> > Mar 25 22:08:12 alg kernel: [  598.301914]     ->xferred 28672
> >> > Mar 25 22:08:12 alg kernel: [  598.301915]     ->result 0
> >> > Mar 25 22:08:12 alg kernel: [  598.301916]
> >> > Mar 25 22:08:12 alg kernel: [  598.301916] Assertion failure in rbd_img_obj_callback() at line 2159:
> >> > Mar 25 22:08:12 alg kernel: [  598.301916]
> >> > Mar 25 22:08:12 alg kernel: [  598.301916]      rbd_assert(0);
> >> > Mar 25 22:08:12 alg kernel: [  598.301916]
> >> > Mar 25 22:08:12 alg kernel: [  598.302093] ------------[ cut here ]------------
> >>
> >> Hmm...  Can you attach your drivers/block/rbd.c as of this third
> >> occurence?
> >>
> >> Thanks,
> >>
> >>                 Ilya
> >>
> >
> > Of course.
> 
> Sorry, I asked for the drivers/block/rbd.c C source file.
> 
> Thanks,
> 
>                 Ilya
> 

mmm the cluster seems to be in a really bad state now : all hosts are
hanging. Is it possible that mounting images without the rbd_assert(0)
broke some images ?


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