From 631eecf82a4af3ec46b6f2a257849a80a2299bee Mon Sep 17 00:00:00 2001
From: Brett Holman <brett.holman@canonical.com>
Date: Fri, 5 Aug 2022 22:28:53 +0200
Subject: [PATCH 2/3] util: Support Idle process state in get_proc_ppid()
 (#1637)

Reference:https://github.com/canonical/cloud-init/commit/f51c352e6c6a7d05a61308c188450a1b818eac45
Conflict:NA
---
 cloudinit/util.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/cloudinit/util.py b/cloudinit/util.py
index 9e530db..58f6e27 100644
--- a/cloudinit/util.py
+++ b/cloudinit/util.py
@@ -2763,9 +2763,15 @@ def get_proc_ppid(pid):
         contents = load_file("/proc/%s/stat" % pid, quiet=True)
         if contents:
             # see proc.5 for format
-            m = re.search(r"^\d+ \(.+\) [RSDZTtWXxKWP] (\d+)", str(contents))
+            m = re.search(r"^\d+ \(.+\) [RSDZTtWXxKPI] (\d+)", str(contents))
             if m:
                 ppid = int(m.group(1))
+            else:
+                LOG.warning(
+                    "Unable to match parent pid of process pid=%s input: %s",
+                    pid,
+                    contents,
+                )
     except IOError as e:
         LOG.warning('Failed to load /proc/%s/stat. %s', pid, e)
     return ppid
-- 
2.40.0