Re: panic on xen guest shutdown

["Christoph Egger" <Christoph_Egger%gmx.de@localhost>]

> 
> Hi!
> 
> When I start a xen guest I get this message:
> 
> xbdback backend/vbd/1/832: can't VOP_OPEN device 0xe13: 16

I see this message for each vnd(4) used to assign a
disk image to the xen guest.

 
> And when I shutdown the guest I get this panic:
> 
> panic: kernel diagnostic assertion "vp ==
> vp->v_specnode->sn_dev->sd_bdevvp" failed: file 
> "sys/miscfs/specfs/spec_vnops.c", line 1013
> 
> panic() at netbsd:panic+0x28f
> kern_assert() at netbsd:kern_assert+0x2d
> spec_close() at netbsd:spec_close+0x24d
> VOP_CLOSE() at netbsd:VOP_CLOSE+0x29
> vn_close() at netbsd:vn_close+0x4b
> xbdback_xenbus_destroy() at netbsd:xbdback_xenbus_destroy+0x1cf
> otherend_changed() at netbsd:otherend_changed+0x93
> xenwatch_thread() at netbsd:xenwatch_thread+0x5c
> 
> Christoph