From ad7f14ecb8d385cfdb3f599ef971c8b50a609ebe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Gr=C3=A9goire?= <loic@gregoire.dev>
Date: Sat, 10 Oct 2026 09:37:20 -0400
Subject: [PATCH] ke: detach from queue on thread exit

---
 src/kern/thread.zig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/kern/thread.zig b/src/kern/thread.zig
index 6e3834d..ccbfede 100644
--- a/src/kern/thread.zig
+++ b/src/kern/thread.zig
@@ -285,6 +285,11 @@ pub fn exit() void {
     curtd.lock.acquire_no_ipl();
     curtd.state.store(.Zombie, .monotonic);
 
+    if (curtd.queue) |q| {
+        curtd.queue = null;
+        kep.queue.signal_wait(q);
+    }
+
     if (config.warden) {
         // There is normally a dispatch object -> thread ordering, but here we
         // have a thread -> dispatch object ordering because we insert into a