From a85ff4cbdd09878ad41da495fbf50dd2479227a0 Mon Sep 17 00:00:00 2001
From: intergrav <devin@devins.page>
Date: Sun, 28 Jun 2026 18:48:27 -0400
Subject: [PATCH] fix: serialize applyConfig, improve SIGKILL error message

---
 restic.go | 3 +++
 tray.go   | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/restic.go b/restic.go
index 900ac15..d6b35f6 100644
--- a/restic.go
+++ b/restic.go
@@ -392,6 +392,9 @@ func exitCode(err error) int {
 
 func classifyError(err error, lastStderr string) (string, int) {
 	code := exitCode(err)
+	if code == -1 && strings.Contains(err.Error(), "killed") {
+		return "Process terminated by system", code
+	}
 	if code == 12 {
 		return "Wrong password", code
 	}
diff --git a/tray.go b/tray.go
index e3bdd25..c655845 100644
--- a/tray.go
+++ b/tray.go
@@ -174,6 +174,7 @@ func onReady() {
 
 	sched := cron.New()
 	var applyConfig func()
+	var applyMu sync.Mutex
 
 	state.onBusyChanged = func(busy bool) {
 		if busy {
@@ -364,6 +365,8 @@ func onReady() {
 	}
 
 	applyConfig = func() {
+		applyMu.Lock()
+		defer applyMu.Unlock()
 		if isAnyBusy() {
 			cfg := loadConfig()
 			profileMu.Lock()
-- 
2.51.2