[lxc-users] CRIU with lxc.network.type empty fails

[Dietmar Maurer]

> > (00.005916) fdinfo: type: 0x 5 flags: 02004002/01 pos: 0x       0 fd: 7
> > (00.005924) 13939 fdinfo 10: pos: 0x               0 flags:
> >           100002/0
> > (00.005927) Error (files-ext.c:91): Can't dump file 10 of that type [60660]
> > (unknown (null))
> 
> Looks like this is some sort of fd that has a block device open that
> criu doesn't support. If you can figure out which block device it is
> (or tell me how to reproduce), perhaps we can teach criu easily to
> checkpoint it.

I tested again, and this is also dbus related. To reproduce use:

ubuntu 14.04 + dbus

why do you think this is caused by a block device?