diff options
| -rw-r--r-- | tools/syz-symbolize/symbolize.go | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/syz-symbolize/symbolize.go b/tools/syz-symbolize/symbolize.go index 5f88e68cd..299531ced 100644 --- a/tools/syz-symbolize/symbolize.go +++ b/tools/syz-symbolize/symbolize.go @@ -8,9 +8,12 @@ import ( "fmt" "io/ioutil" "os" + "path/filepath" "runtime" + "github.com/google/syzkaller/pkg/hash" "github.com/google/syzkaller/pkg/mgrconfig" + "github.com/google/syzkaller/pkg/osutil" "github.com/google/syzkaller/pkg/report" ) @@ -19,6 +22,7 @@ var ( flagArch = flag.String("arch", runtime.GOARCH, "target arch") flagKernelObj = flag.String("kernel_obj", ".", "path to kernel build/obj dir") flagKernelSrc = flag.String("kernel_src", "", "path to kernel sources (defaults to kernel_obj)") + flagOutDir = flag.String("outdir", "", "output directory") ) func main() { @@ -49,6 +53,8 @@ func main() { rep := reporter.Parse(text) if rep == nil { rep = &report.Report{Report: text} + } else if *flagOutDir != "" { + saveCrash(rep, *flagOutDir) } if err := reporter.Symbolize(rep); err != nil { fmt.Fprintf(os.Stderr, "failed to symbolize report: %v\n", err) @@ -60,3 +66,26 @@ func main() { fmt.Printf("\n") os.Stdout.Write(rep.Report) } + +func saveCrash(rep *report.Report, path string) { + sig := hash.Hash([]byte(rep.Title)) + id := sig.String() + dir := filepath.Join(path, id) + osutil.MkdirAll(dir) + if err := osutil.WriteFile(filepath.Join(dir, "description"), []byte(rep.Title+"\n")); err != nil { + fmt.Fprintf(os.Stderr, "failed to write description: %v", err) + os.Exit(1) + } + + if err := osutil.WriteFile(filepath.Join(dir, "log"), rep.Output); err != nil { + fmt.Fprintf(os.Stderr, "failed to write log: %v", err) + os.Exit(1) + } + + if len(rep.Report) > 0 { + if err := osutil.WriteFile(filepath.Join(dir, "report"), rep.Report); err != nil { + fmt.Fprintf(os.Stderr, "failed to write report: %v", err) + os.Exit(1) + } + } +} |