Apparently successful xfs_copy gives "-9" returncode

[Eric Sandeen]

On 4/9/16 12:55 PM, Richard C wrote:
> Hi all,
> 
> I'm writing a script that helps with hard disk cloning and am running into a problem whereby xfs_copy is returning -9 when there is nothing in the log and no indication on stdout or stderr, example below.
> 
> I've had a search and couldn't find anything mentioned. Can anyone shed any light, maybe which version I should try if you suspect this has already been fixed?
> Dist: Ubuntu Trusty
> xfsprogs: 3.1.9

# git show v3.1.9
tag v3.1.9
Tagger: Ben Myers <bpm at sgi.com>
Date:   Wed Dec 12 14:51:24 2012 -0600

> $ losetup /dev/loop2 ./disk.img
> $ xfs_copy /dev/loop1p6 /dev/loop2
>  0%  ... 10%  ... 20%  ... 30%  ... 40%  ... 50%  ... 60%  ... 70%  ... 80%  ... 90%  ... 100%
> All copies completed.
> $ echo $?
> -9

Something not so ancient behaves as expected here:

# copy/xfs_copy fsfile fsfile2
Creating file fsfile2
 0%  ... 10%  ... 20%  ... 30%  ... 40%  ... 50%  ... 60%  ... 70%  ... 80%  ... 90%  ... 100%

All copies completed.
# echo $?
0

# copy/xfs_copy -V
xfs_copy version 4.5.0

-Eric