diff -up iotop-0.6/iotop/data.py.splitline iotop-0.6/iotop/data.py

--- iotop-0.6/iotop/data.py.splitline	2013-05-27 00:44:18.000000000 +0200

+++ iotop-0.6/iotop/data.py	2018-07-09 16:08:04.135771959 +0200

@@ -193,7 +193,13 @@ def parse_proc_pid_status(pid):

     result_dict = {}

     try:

         for line in open('/proc/%d/status' % pid):

-            key, value = line.split(':\t', 1)

+            try:

+                key, value = line.split(':', 1)

+            except ValueError:

+                # Ignore lines that are not formatted correctly as

+                # some downstream kernels may have weird lines and

+                # the needed fields are probably formatted correctly.

+                continue

             result_dict[key] = value.strip()

     except IOError:

         pass  # No such process