How to use extractProgSingle method of repro Package

Best Syzkaller code snippet using repro.extractProgSingle

repro.go

Source:repro.go

...236	timeouts := []time.Duration{10 * time.Second, 1 * time.Minute, 5 * time.Minute}237	for _, timeout := range timeouts {238		// Execute each program separately to detect simple crashes caused by a single program.239		// Programs are executed in reverse order, usually the last program is the guilty one.240		res, err := ctx.extractProgSingle(reverseEntries(lastEntries), timeout)241		if err != nil {242			return nil, err243		}244		if res != nil {245			ctx.reproLog(3, "found reproducer with %d syscalls", len(res.Prog.Calls))246			return res, nil247		}248		// Don't try bisecting if there's only one entry.249		if len(entries) == 1 {250			continue251		}252		// Execute all programs and bisect the log to find multiple guilty programs.253		res, err = ctx.extractProgBisect(reverseEntries(entries), timeout)254		if err != nil {255			return nil, err256		}257		if res != nil {258			ctx.reproLog(3, "found reproducer with %d syscalls", len(res.Prog.Calls))259			return res, nil260		}261	}262	ctx.reproLog(0, "failed to extract reproducer")263	return nil, nil264}265func (ctx *context) createDefaultOps() csource.Options {266	opts := csource.Options{267		Threaded:      true,268		Collide:       true,269		Repeat:        true,270		Procs:         ctx.cfg.Procs,271		Sandbox:       ctx.cfg.Sandbox,272		EnableTun:     true,273		EnableCgroups: true,274		EnableNetdev:  true,275		ResetNet:      true,276		UseTmpDir:     true,277		HandleSegv:    true,278		WaitRepeat:    true,279		Repro:         true,280	}281	return opts282}283func (ctx *context) extractProgSingle(entries []*prog.LogEntry, duration time.Duration) (*Result, error) {284	ctx.reproLog(3, "single: executing %d programs separately with timeout %s", len(entries), duration)285	opts := ctx.createDefaultOps()286	for _, ent := range entries {287		opts.Fault = ent.Fault288		opts.FaultCall = ent.FaultCall289		opts.FaultNth = ent.FaultNth290		if opts.FaultCall < 0 || opts.FaultCall >= len(ent.P.Calls) {291			opts.FaultCall = len(ent.P.Calls) - 1292		}293		crashed, err := ctx.testProg(ent.P, duration, opts)294		if err != nil {295			return nil, err296		}297		if crashed {...

extractProgSingle

Using AI Code Generation

1func main() {2    c := repro.New()3    c.ExtractProgSingle()4}5import (6type Repro struct {7}8func New() *Repro {9    return &Repro{}10}11func (r *Repro) ExtractProgSingle() {12    fmt.Println("ExtractProgSingle")13    r.ExtractProg()14}15func (r *Repro) ExtractProg() {16    fmt.Println("ExtractProg")17    r.Extract()18}19func (r *Repro) Extract() {20    fmt.Println("Extract")21    r.ExtractFile()22}23func (r *Repro) ExtractFile() {24    fmt.Println("ExtractFile")25    r.ExtractFileSingle()26}27func (r *Repro) ExtractFileSingle() {28    fmt.Println("ExtractFileSingle")29    r.ExtractFileSingle()30}31func (r *Repro) ExtractFileSingle() {32    fmt.Println("ExtractFileSingle")33    r.ExtractFileSingle()34}35func (r *Repro) ExtractFileSingle() {36    fmt.Println("ExtractFileSingle")37    r.ExtractFileSingle()38}39func (r *Repro) ExtractFileSingle() {40    fmt.Println("ExtractFileSingle")41    r.ExtractFileSingle()42}43func (r *Repro) ExtractFileSingle() {44    fmt.Println("ExtractFileSingle")45    r.ExtractFileSingle()46}47func (r *Repro) ExtractFileSingle() {48    fmt.Println("ExtractFileSingle")49    r.ExtractFileSingle()50}51func (r *Repro) ExtractFileSingle() {52    fmt.Println("ExtractFileSingle")53    r.ExtractFileSingle()54}55func (r *Repro) ExtractFileSingle() {56    fmt.Println("ExtractFileSingle")57    r.ExtractFileSingle()58}59import (60func TestExtractProgSingle(t *testing.T) {61    r := New()62    r.ExtractProgSingle()63}

extractProgSingle

Using AI Code Generation

1import (2func main() {3    file, err := os.Open("test.txt")4    if err != nil {5        fmt.Println(err)6    }7    defer file.Close()8    scanner := bufio.NewScanner(file)9    for scanner.Scan() {10        fmt.Println(extractProgSingle(scanner.Text()))11    }12    if err := scanner.Err(); err != nil {13        fmt.Println(err)14    }15}16import (17func main() {18    fmt.Println(extractProgSingle("prog1: 1 2 3"))19    fmt.Println(extractProgSingle("prog2: 4 5 6"))20}21func extractProgSingle(line string) string {22    split := strings.Split(line, ":")23}24Your name to display (optional):

extractProgSingle

Using AI Code Generation

1import (2func main() {3    prog := repro.ExtractProgSingle("2.go")4    fmt.Println(prog)5}6import (7func main() {8    prog := repro.ExtractProgSingle("2.go")9    fmt.Println(prog)10}11import (12func main() {13    progs := repro.ExtractProgMulti("3.go")14    for _, prog := range progs {15        fmt.Println(prog)16    }17}18import (19func main() {20    progs := repro.ExtractProgMulti("3.go")21    for _, prog := range progs {22        fmt.Println(prog)23    }24}25import (26func main() {27    progs := repro.ExtractProgMulti("4.go")28    for _, prog := range progs {29        fmt.Println(prog)30    }31}32import (33func main() {34    progs := repro.ExtractProgMulti("4.go")35    for _, prog := range progs {36        fmt.Println(prog)37    }38}39import (

extractProgSingle

Using AI Code Generation

1import (2func main() {3    binary, err := ioutil.ReadFile("/tmp/test2")4    if err != nil {5        fmt.Println("Error reading file:", err)6        os.Exit(1)7    }8    r := Repro{}9    r.extractProgSingle(binary)10}11import (12func main() {13    binary, err := ioutil.ReadFile("/tmp/test2")14    if err != nil {15        fmt.Println("Error reading file:", err)16        os.Exit(1)17    }18    r := Repro{}19    r.extractProg(binary)20}21import (22func main() {23    binary, err := ioutil.ReadFile("/tmp/test2")24    if err != nil {25        fmt.Println("Error reading file:", err)26        os.Exit(1)27    }28    r := Repro{}29    r.extractProgSingle(binary)30}31import (32func main() {33    binary, err := ioutil.ReadFile("/tmp/test2")34    if err != nil {35        fmt.Println("Error reading file:", err)36        os.Exit(1)37    }38    r := Repro{}39    r.extractProgSingle(binary)40}41import (42func main() {43    binary, err := ioutil.ReadFile("/tmp/test2")

extractProgSingle

Using AI Code Generation

1import (2func main() {3    path, _ := filepath.Abs("")4    r := repro{}5    err := r.extractProgSingle(path)6    if err != nil {7        fmt.Println(err)8    }9}10import (11func main() {12    path, _ := filepath.Abs("")13    r := repro{}14    err := r.extractProgMulti(path)15    if err != nil {16        fmt.Println(err)17    }18}19import (20type repro struct{}21func (r *repro) extractProgSingle(path string) error {22    reader, err := zip.OpenReader(path)23    if err != nil {24    }25    defer reader.Close()26    for _, file := range reader.File {27        if file.FileInfo().IsDir() == false {28            rc, err := file.Open()29            if err != nil {30            }31            defer rc.Close()32            f, err := os.OpenFile(file.Name, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode())33            if err != nil {34            }35            defer f.Close()36            _, err = io.Copy(f, rc)37            if err != nil {38            }39        }40    }41}42func (r *repro) extractProgMulti(path string) error {43    reader, err := zip.OpenReader(path)

extractProgSingle

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter the input string:")4	fmt.Scanln(&s)5	s1 := strings.Split(s, " ")6	fmt.Println("The program name is:", s1[0])7}

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