From b10865c5d4167d2efaaa3ecd4af34428f756f266 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vin=C3=ADcius=20Ferr=C3=A3o?=
 <2031761+viniciusferrao@users.noreply.github.com>
Date: Sat, 2 May 2026 17:09:54 -0300
Subject: [PATCH] Keep plugin bug label for XS crashes without $@

The else branch handles a rare case where XS libraries (Sys::Virt,
Net::SNMP) crash without setting $@. This IS a plugin bug, so keep
that label and the debug hint. Only the common case (die with $@)
gets the clean passthrough.
---
 xCAT-server/sbin/xcatd | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xCAT-server/sbin/xcatd b/xCAT-server/sbin/xcatd
index e10faa926..0d995fcf1 100755
--- a/xCAT-server/sbin/xcatd
+++ b/xCAT-server/sbin/xcatd
@@ -2091,7 +2091,8 @@ sub plugin_command {
                             chomp(my $eval_err = $@);
                             $error = "$modname: $eval_err";
                         } else {
-                            $error = "$modname: unexpected error (pid $$, $$progname)";
+                            # XS libraries (Sys::Virt, Net::SNMP) can crash without setting $@
+                            $error = "$modname plugin bug (pid $$): died without setting an error. Run xcatd -f to debug";
                         }
                         if (scalar(@nodes)) {
                             $error .= " [nodes: " . join(",", @nodes) . "]";