disable --catch-write-textsegment after moving mmap memory region into .text

fail.just

@@ -79,6 +79,8 @@ stop-server:
 [doc("Start a FAIL* campaign client")]
 [group("4: fail")]
 client module:
+    # -Wf,--catch-write-textsegment
+    # -Wf,--catch-outerspace
     {{ BOCHS_RUNNER }} \
         -V {{ FAIL_SHARE }}/vgabios.bin \
         -b {{ FAIL_SHARE }}/BIOS-bochs-latest \
@@ -90,7 +92,6 @@ client module:
         -Wf,--server-port={{ FAIL_SERVER_PORT }} \
         -Wf,--state-dir={{ BUILD_DIR }}-{{ module }}/state \
         -Wf,--trap \
-        -Wf,--catch-write-textsegment \
         -Wf,--catch-outerspace \
         -Wf,--timeout=500000 \
         -Wf,--ok-marker=fail_marker_positive \

flake.nix

@@ -288,8 +288,14 @@ rec {
             domain = "gitea.local.chriphost.de";
             owner = "christoph";
             repo = "wamr";
-            rev = "fd69a4e76ec0d384bd79f514772b7dfa240fc0d7";
-            hash = "sha256-rlCx4isI0k6rC9E0hWIA9LeinqiACug7zxj9z/e4SBQ=";
+
+            # After placing mmap region in .text segment:
+            rev = "1521011029b0531c02eb0142c239b7f85a3165b5";
+            hash = "sha256-/uLSank+Aacfj+SBliYTaD320cCA1lBRtSRALXErJGE=";
+
+            # Before placing mmap region in .text segment:
+            # rev = "fd69a4e76ec0d384bd79f514772b7dfa240fc0d7";
+            # hash = "sha256-rlCx4isI0k6rC9E0hWIA9LeinqiACug7zxj9z/e4SBQ=";
           };
 
           nativeBuildInputs = with pkgs; [cmake];

targets/linker.ld

@@ -18,7 +18,6 @@ SECTIONS {
     /* Code and readonly data */
     .text : {
         /* fill gaps with int3 opcode to detect invalid jumps */
-        /* TODO: Crashes */
         FILL(0xcc)
 
         /* multiboot header */
@@ -51,7 +50,9 @@ SECTIONS {
     }
 
     /* Data and Stacks */
-    . = 0x200000;
+    /* NOTE: When including the WAMR mmap region inside .text, it has to be large */
+    /* . = 0x200000; */
+    . = ALIGN(4096);
     .data : {
         KEEP (*(".startup_stack"))
         KEEP (*(".kernel_stack"))

wasm.just

@@ -53,6 +53,8 @@ WAMRCFLAGS := "\
 --target=i386 \
 --cpu=generic \
 --opt-level=0 \
+--enable-indirect-mode \
+--disable-llvm-intrinsics \
 "
 XXD := "xxd"