fix: zero .bss before enabling paging to prevent triple fault

Co-authored-by: aider (openrouter/moonshotai/kimi-k2.6) <aider@aider.chat>
2026-05-04 11:28:55 +03:00
parent efcc54ed4b
commit 278a524bbb
1 changed files with 7 additions and 0 deletions
@@ -35,6 +35,13 @@ stack_top:
 _start:
    movl $stack_top, %esp

+    cld
+    movl $__bss_start, %edi
+    movl $__bss_end, %ecx
+    subl %edi, %ecx
+    xorl %eax, %eax
+    rep stosb
+
    movl $pdpt, %eax
    orl $0x03, %eax
    movl %eax, pml4