From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sun, 12 Dec 2021 02:43:21 +0000 (+0900)
Subject: fstab-generator: do not remount /sys when running in a container
X-Git-Tag: v250-rc3~45
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18f0eaafd7f180f5d0d2d65349835374146efdb3;p=thirdparty%2Fsystemd.git

fstab-generator: do not remount /sys when running in a container

Closes #21744.
---

diff --git a/src/fstab-generator/fstab-generator.c b/src/fstab-generator/fstab-generator.c
index f9a954a3082..63113ea659c 100644
--- a/src/fstab-generator/fstab-generator.c
+++ b/src/fstab-generator/fstab-generator.c
@@ -601,9 +601,16 @@ static int parse_fstab(bool initrd) {
                 if (!what)
                         return log_oom();
 
-                if (is_device_path(what) && path_is_read_only_fs("/sys") > 0) {
-                        log_info("Running in a container, ignoring fstab device entry for %s.", what);
-                        continue;
+                if (path_is_read_only_fs("/sys") > 0) {
+                        if (streq(what, "sysfs")) {
+                                log_info("Running in a container, ignoring fstab entry for %s.", what);
+                                continue;
+                        }
+
+                        if (is_device_path(what)) {
+                                log_info("Running in a container, ignoring fstab device entry for %s.", what);
+                                continue;
+                        }
                 }
 
                 where = strdup(me->mnt_dir);