Auto detect debug symbols for host kernels

config/config.go

@@ -170,6 +170,9 @@ type KernelInfo struct {
 	KernelPath string
 	InitrdPath string
 	RootFS     string
+
+	// Debug symbols
+	VmlinuxPath string
 }
 
 type KernelConfig struct {

debug.go

@@ -114,7 +114,7 @@ func debugHandler(kcfg config.KernelConfig, workPath, kernRegex, gdb string,
 			return aurora.BgGreen(aurora.Black(name))
 		}
 
-		return aurora.BgRed(aurora.Gray(aurora.Bold(name)))
+		return aurora.BgRed(aurora.Gray(name))
 	}
 
 	fmt.Printf("[*] %s %s %s\n", redgreen("KASLR", kaslr),
@@ -156,7 +156,7 @@ func debugHandler(kcfg config.KernelConfig, workPath, kernRegex, gdb string,
 	fmt.Printf("[*] build result copied to %s\n", coloredRemoteFile)
 
 	fmt.Printf("\n%s\n", q.GetSshCommand())
-	fmt.Printf("gdb -ex 'target remote %s'\n\n", gdb)
+	fmt.Printf("gdb %s -ex 'target remote %s'\n\n", ki.VmlinuxPath, gdb)
 
 	err = interactive(q)
 	return

kernel.go

@@ -348,6 +348,13 @@ func genHostKernels() (kcfg config.KernelConfig, err error) {
 			InitrdPath: kernelsBase + genInitrdPath(files, k),
 			RootFS:     genRootfsImage(dii),
 		}
+
+		vmlinux := "/usr/lib/debug/boot/vmlinux-" + k
+		log.Println("vmlinux", vmlinux)
+		if exists(vmlinux) {
+			ki.VmlinuxPath = vmlinux
+		}
+
 		kcfg.Kernels = append(kcfg.Kernels, ki)
 	}