Commit915f4f86dd("debugfs: leave freeing a symlink body until inode eviction", commit0db59e5929upstream) changed debugfs to define its own super_operations and implement the evict_inode operation. Luis Henriques pointed out that it needs to define the statfs operation, as in simple_super_operations which it was using before. Reported-by: Luis Henriques <luis.henriques@canonical.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>