Enable kernel and busybox debug

Continues to hang in switch_root and no luck trying to send a magic
sysrq via serial port.

lagarto-ox.nix

@@ -40,13 +40,25 @@
         # No vector extensions
         + ''
           RISCV_ISA_V n
-          CONFIG_RISCV_ISA_V_DEFAULT_ENABLE n
+          RISCV_ISA_V_DEFAULT_ENABLE n
         ''
         # Debugging
         + ''
+          DEBUG_KERNEL y
+          DEBUG_MISC y
           DEBUG_WX y
           MAGIC_SYSRQ y
+          SYSRQ_SERIAL y
+          DEBUG_VM y
+          SOFTLOCKUP_DETECTOR y
+          SOFTLOCKUP_DETECTOR_INTR_STORM y
+          HARDLOCKUP_DETECTOR y
+          DETECT_HUNG_TASK y
+          WQ_WATCHDOG y
+          WQ_CPU_INTENSIVE_REPORT y
+          LOCK_TORTURE_TEST y
         ''
+        # RISCV_ISA_ZICBOM n
         ;
       }
     ];
@@ -95,14 +107,14 @@
   };
 
   nixpkgs.overlays = [ (final: prev: {
-
     # FIXME: Fails on start
-#    busybox = (prev.busybox.override {
+    busybox = (prev.busybox.override {
 #      enableStatic = true;
-#    }).overrideAttrs (old: {
+    }).overrideAttrs (old: {
+      src = /home/Computational/rarias/riscv/busybox-1.36.1;
 #      #env.NIX_CFLAGS_COMPILE = "-mtune=generic";
 #      #env.NIX_DEBUG = 5;
-#    });
+    });
 
     linuxPackages_latest = prev.linuxPackages_latest;
     #linuxPackages_latest = prev.linuxPackages_latest.extend (lib.const (ksuper: {