This file is indexed.

/lib/systemd/system/sys-kernel-config.mount is in systemd 229-4ubuntu4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
#  This file is part of systemd.
#
#  systemd is free software; you can redistribute it and/or modify it
#  under the terms of the GNU Lesser General Public License as published by
#  the Free Software Foundation; either version 2.1 of the License, or
#  (at your option) any later version.

[Unit]
Description=Configuration File System
Documentation=https://www.kernel.org/doc/Documentation/filesystems/configfs/configfs.txt
Documentation=http://www.freedesktop.org/wiki/Software/systemd/APIFileSystems
DefaultDependencies=no
ConditionPathExists=/sys/kernel/config
ConditionCapability=CAP_SYS_RAWIO
After=systemd-modules-load.service
Before=sysinit.target

[Mount]
What=configfs
Where=/sys/kernel/config
Type=configfs