This is a regression test for the issue fixed by the kernel commit
b5ddcffa3777 (btrfs: fix put of uninitialized kobject after seed device
delete).
In this test case, we verify the seed device delete on a sprouted
filesystem.
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>