From 76974be4fe63929ca58e485a05bfa5279881f745 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Wed, 19 Nov 2025 22:55:11 -0500
Subject: kern/amd64: proc: Put stack on higher half if kernel

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 sys/arch/amd64/os/os_process.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/arch/amd64/os/os_process.c b/sys/arch/amd64/os/os_process.c
index 40b1026..21bdd86 100644
--- a/sys/arch/amd64/os/os_process.c
+++ b/sys/arch/amd64/os/os_process.c
@@ -95,5 +95,8 @@ mu_process_init(struct process *process, uintptr_t ip, int flags)
     }
 
     tf->rsp = ALIGN_DOWN(STACK_TOP + (PAGESIZE - 1), 16);
+    if (ISSET(flags, PROC_KERN)) {
+        tf->rsp += KERN_BASE;
+    }
     return 0;
 }
-- 
cgit v1.2.3