chdir into /proc for determining default Config

There are users that run mkosi from / so let's use /proc instead.

Fixes #2786

diff --git a/mkosi/config.py b/mkosi/config.py
index 327c0c7824dff76dae4184bccb81319443533c3c..20fbcba0ec7137545844276b6c62c583bc603acc 100644 (file)
--- a/mkosi/config.py
+++ b/mkosi/config.py
@@ -1556,7 +1556,7 @@ class Config:
 
         This prevents MkosiArgs being generated with defaults values implicitly.
         """
-        with chdir("/"):
+        with chdir("/proc"):
             _, [config] = parse_config([])
 
         return config