More detailed panic messages

2020-06-11 17:11:24 +03:00
parent 30f027fd2d
commit 34ece34e01
1 changed files with 7 additions and 1 deletions
@@ -7,6 +7,9 @@
 #include "sys/debug.h"

 void panicf(const char *fmt, ...) {
+    uintptr_t rbp;
+    asm volatile ("movq %%rbp, %0":"=r"(rbp));
+
    asm volatile ("cli");
    va_list args;
    kfatal("--- Panic ---\n");
@@ -14,9 +17,12 @@ void panicf(const char *fmt, ...) {
    va_start(args, fmt);
    debugs(DEBUG_FATAL, "\033[41m");
    debugfv(DEBUG_FATAL, fmt, args);
-    debugs(DEBUG_FATAL, "\033[0m");
+    debugs(DEBUG_FATAL, "\n\033[0m");
    va_end(args);

+    kfatal("Call trace:\n");
+    debug_backtrace(rbp, 0, 10);
+
    kfatal("--- Panic ---\n");

 #if defined(AMD64_SMP)