diff --git a/src/backend/utils/misc/ps_status.c b/src/backend/utils/misc/ps_status.c
index 5d829e6e48..92cd2c7899 100644
--- a/src/backend/utils/misc/ps_status.c
+++ b/src/backend/utils/misc/ps_status.c
@@ -151,7 +151,33 @@ save_ps_display_args(int argc, char **argv)
 		for (i = 0; environ[i] != NULL; i++)
 		{
 			if (end_of_area + 1 == environ[i])
-				end_of_area = environ[i] + strlen(environ[i]);
+			{
+				/*
+				 * The musl runtime linker keeps a static pointer to the
+				 * initial value of LD_LIBRARY_PATH, if that is defined in the
+				 * process's environment. Therefore, we must not overwrite the
+				 * value of that setting and thus cannot advance end_of_area
+				 * beyond it.  Musl does not define any identifying compiler
+				 * symbol, so we have to do this for any Linux libc we don't
+				 * know is safe.
+				 */
+#if defined(__linux__) && (!defined(__GLIBC__) && !defined(__UCLIBC__ ))
+				if (strncmp(environ[i], "LD_LIBRARY_PATH=", 16) == 0)
+				{
+					/*
+					 * We can overwrite the name, but stop at the equals sign.
+					 * Future loop iterations will not find any more
+					 * contiguous space, but we don't break early because we
+					 * need to count the total number of environ[] entries.
+					 */
+					end_of_area = environ[i] + 15;
+				}
+				else
+#endif
+				{
+					end_of_area = environ[i] + strlen(environ[i]);
+				}
+			}
 		}
 
 		ps_buffer = argv[0];