From 747da13f44ef895e51081065546f3c465637a615 Mon Sep 17 00:00:00 2001
From: Ayaan <138162656+def3r@users.noreply.github.com>
Date: Mon, 16 Mar 2026 03:11:05 +0530
Subject: [PATCH] fix(terminal): check `buf` before deleting extmark #38314

Problem: buffer could be null when trying to delete "[Process exited]"
extmark

Solution: delete extmark only if buffer exists
---
 src/nvim/terminal.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/nvim/terminal.c b/src/nvim/terminal.c
index 4b168e3596..be77e6d70f 100644
--- a/src/nvim/terminal.c
+++ b/src/nvim/terminal.c
@@ -680,7 +680,9 @@ void terminal_close(Terminal **termpp, int status)
     // only need to call the close callback to clean up the terminal object.
     only_destroy = true;
     // Buffer may be reused so delete the "[Process exited]" msg
-    extmark_del_id(buf, (uint32_t)-1, term->exitmsg_id);
+    if (buf) {
+      extmark_del_id(buf, (uint32_t)-1, term->exitmsg_id);
+    }
   } else {
     // flush any pending changes to the buffer
     if (!exiting) {