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Syzkaller
main
AddCallsExecutionStat

How to use AddCallsExecutionStat method of main Package

Best Syzkaller code snippet using main.AddCallsExecutionStat

verifier.go

Source:verifier.go

...126		if err != nil {127			vrf.stats.ExecErrorProgs.Inc()128			return129		}130		vrf.AddCallsExecutionStat(stepRes, prog)131		if stepRes[0].IsEqual(stepRes[1]) {132			if i != 0 {133				vrf.stats.FlakyProgs.Inc()134			}135			return136		}137		if i == len(steps)-1 {138			vrf.stats.MismatchingProgs.Inc()139			return stepRes140		}141	}142	return143}144// Run sends the program for verification to execution queues and return145// result once it's ready.146// In case of time-out, return (nil, error).147func (vrf *Verifier) Run(prog *prog.Prog, env EnvDescr) (result []*ExecResult, err error) {148	totalKernels := len(vrf.kernelEnvTasks)149	result = make([]*ExecResult, totalKernels)150	wg := sync.WaitGroup{}151	wg.Add(totalKernels)152	for i := 0; i < totalKernels; i++ {153		i := i154		q := vrf.kernelEnvTasks[i][env]155		go func() {156			defer wg.Done()157			task := vrf.taskFactory.MakeExecTask(prog)158			defer vrf.taskFactory.DeleteExecTask(task)159			vrf.tasksMutex.Lock()160			q.PushTask(task)161			vrf.onTaskAdded.Signal()162			vrf.tasksMutex.Unlock()163			result[i] = <-task.ExecResultChan164		}()165	}166	wg.Wait()167	for _, item := range result {168		if item == nil {169			err = errors.New("something went wrong and we exit w/o results")170			return nil, err171		}172		if item.Error != nil {173			err = item.Error174			return nil, err175		}176	}177	return result, nil178}179// SetPrintStatAtSIGINT asks Stats object to report verification180// statistics when an os.Interrupt occurs and Exit().181func (vrf *Verifier) SetPrintStatAtSIGINT() error {182	if vrf.stats == nil {183		return errors.New("verifier.stats is nil")184	}185	osSignalChannel := make(chan os.Signal)186	signal.Notify(osSignalChannel, os.Interrupt)187	go func() {188		<-osSignalChannel189		defer os.Exit(0)190		totalExecutionTime := time.Since(vrf.stats.StartTime.Get()).Minutes()191		if !vrf.stats.MismatchesFound() {192			fmt.Fprint(vrf.statsWrite, "No mismatches occurred until syz-verifier was stopped.")193		} else {194			fmt.Fprintf(vrf.statsWrite, "%s", vrf.stats.GetTextDescription(totalExecutionTime))195		}196	}()197	return nil198}199func (vrf *Verifier) startInstances() {200	for poolID, pi := range vrf.pools {201		totalInstances := pi.pool.Count()202		for vmID := 0; vmID < totalInstances; vmID++ {203			go func(pi *poolInfo, poolID, vmID int) {204				for {205					vrf.createAndManageInstance(pi, poolID, vmID)206				}207			}(pi, poolID, vmID)208		}209	}210}211func (vrf *Verifier) createAndManageInstance(pi *poolInfo, poolID, vmID int) {212	inst, err := pi.pool.Create(vmID)213	if err != nil {214		log.Fatalf("failed to create instance: %v", err)215	}216	defer inst.Close()217	defer vrf.srv.cleanup(poolID, vmID)218	fwdAddr, err := inst.Forward(vrf.srv.port)219	if err != nil {220		log.Fatalf("failed to set up port forwarding: %v", err)221	}222	runnerBin, err := inst.Copy(vrf.runnerBin)223	if err != nil {224		log.Fatalf(" failed to copy runner binary: %v", err)225	}226	_, err = inst.Copy(vrf.executorBin)227	if err != nil {228		log.Fatalf("failed to copy executor binary: %v", err)229	}230	cmd := instance.RunnerCmd(runnerBin, fwdAddr, vrf.target.OS, vrf.target.Arch, poolID, 0, false, vrf.newEnv)231	outc, errc, err := inst.Run(pi.cfg.Timeouts.VMRunningTime, vrf.vmStop, cmd)232	if err != nil {233		log.Fatalf("failed to start runner: %v", err)234	}235	inst.MonitorExecution(outc, errc, pi.Reporter, vm.ExitTimeout)236	log.Logf(0, "reboot the VM in pool %d", poolID)237}238// finalizeCallSet removes the system calls that are not supported from the set239// of enabled system calls and reports the reason to the io.Writer (either240// because the call is not supported by one of the kernels or because the call241// is missing some transitive dependencies). The resulting set of system calls242// will be used to build the prog.ChoiceTable.243func (vrf *Verifier) finalizeCallSet(w io.Writer) {244	for c := range vrf.reasons {245		delete(vrf.calls, c)246	}247	// Find and report to the user all the system calls that need to be248	// disabled due to missing dependencies.249	_, disabled := vrf.target.TransitivelyEnabledCalls(vrf.calls)250	for c, reason := range disabled {251		vrf.reasons[c] = reason252		delete(vrf.calls, c)253	}254	if len(vrf.calls) == 0 {255		log.Logf(0, "All enabled system calls are missing dependencies or not"+256			" supported by some kernels, exiting syz-verifier.")257	}258	if !vrf.reportReasons {259		return260	}261	fmt.Fprintln(w, "The following calls have been disabled:")262	for c, reason := range vrf.reasons {263		fmt.Fprintf(w, "\t%v: %v\n", c.Name, reason)264	}265}266// AddCallsExecutionStat ignore all the calls after the first mismatch.267func (vrf *Verifier) AddCallsExecutionStat(results []*ExecResult, program *prog.Prog) {268	rr := CompareResults(results, program)269	for _, cr := range rr.Reports {270		vrf.stats.Calls.IncCallOccurrenceCount(cr.Call)271	}272	for _, cr := range rr.Reports {273		if !cr.Mismatch {274			continue275		}276		vrf.stats.IncCallMismatches(cr.Call)277		for _, state := range cr.States {278			if state0 := cr.States[0]; state0 != state {279				vrf.stats.Calls.AddState(cr.Call, state)280				vrf.stats.Calls.AddState(cr.Call, state0)281			}...

AddCallsExecutionStat

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    time.Sleep(10 * time.Millisecond)5    time.Sleep(20 * time.Millisecond)6    time.Sleep(30 * time.Millisecond)7}8import (9func main() {10    fmt.Println("Hello, playground")11    time.Sleep(10 * time.Millisecond)12    time.Sleep(20 * time.Millisecond)13    time.Sleep(30 * time.Millisecond)14}15import (16func main() {17    fmt.Println("Hello, playground")18    time.Sleep(10 * time.Millisecond)19    time.Sleep(20 * time.Millisecond)20    time.Sleep(30 * time.Millisecond)21}

AddCallsExecutionStat

Using AI Code Generation

1import (2func main() {3	go func() {4		for i := 0; i < 10; i++ {5			go func() {6				for j := 0; j < 100000; j++ {7					runtime.AddCallsExecutionStat(1)8				}9			}()10		}11	}()12	time.Sleep(5 * time.Second)

AddCallsExecutionStat

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    AddCallsExecutionStat("test", 10)5}6import (7var callsExecutionStats = make(map[string]int)8func AddCallsExecutionStat(callName string, time int) {9    fmt.Println(callsExecutionStats)10}11import (12func main() {13    file, err := os.Open("test.txt")14    if err != nil {15        fmt.Println("Error in opening the file")16    }17    defer file.Close()18    reader := bufio.NewReader(file)19    for {20        line, err := reader.ReadString('21        if err == io.EOF {22        }23        words := strings.Fields(line)24        for _, word := range words {25            fmt.Println(word)26        }27    }28}29import (30func main() {31    data, err := ioutil.ReadFile("test.txt")32    if err != nil {33        fmt.Println("Error in opening the file")34    }35    words := strings.Fields(string(data))36    for _, word := range words {37        fmt.Println(word)38    }39}

AddCallsExecutionStat

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    a.AddCallsExecutionStat()5    b.AddCallsExecutionStat()6    c.AddCallsExecutionStat()7    d.AddCallsExecutionStat()8    e.AddCallsExecutionStat()9    f.AddCallsExecutionStat()10    g.AddCallsExecutionStat()11    h.AddCallsExecutionStat()12    i.AddCallsExecutionStat()13    j.AddCallsExecutionStat()14    k.AddCallsExecutionStat()15    l.AddCallsExecutionStat()16    m.AddCallsExecutionStat()17    n.AddCallsExecutionStat()18    o.AddCallsExecutionStat()19    p.AddCallsExecutionStat()20    q.AddCallsExecutionStat()21    r.AddCallsExecutionStat()22    s.AddCallsExecutionStat()23    t.AddCallsExecutionStat()24    u.AddCallsExecutionStat()25    v.AddCallsExecutionStat()26    w.AddCallsExecutionStat()27    x.AddCallsExecutionStat()28    y.AddCallsExecutionStat()29    z.AddCallsExecutionStat()30    time.Sleep(time.Second * 10)31}32import (33func main() {34    fmt.Println("Hello, playground")35    a.AddCallsExecutionStat()36    b.AddCallsExecutionStat()37    c.AddCallsExecutionStat()38    d.AddCallsExecutionStat()39    e.AddCallsExecutionStat()40    f.AddCallsExecutionStat()

AddCallsExecutionStat

Using AI Code Generation

1import (2func main() {3    time1 = time.Now()4    time.Sleep(3 * time.Second)5    time2 = time.Now()6    time3 = time.Now()7    time.Sleep(2 * time.Second)8    time4 = time.Now()9    AddCallsExecutionStat(time1, time2, "method1")10    AddCallsExecutionStat(time3, time4, "method2")11}12import (13func main() {14    time1 = time.Now()15    time.Sleep(3 * time.Second)16    time2 = time.Now()17    time3 = time.Now()18    time.Sleep(2 * time.Second)19    time4 = time.Now()20    AddCallsExecutionStat(time1, time2, "method1")21    AddCallsExecutionStat(time3, time4, "method2")22}23import (24func main() {25    time1 = time.Now()26    time.Sleep(3 * time.Second)27    time2 = time.Now()28    time3 = time.Now()29    time.Sleep(2 * time.Second)30    time4 = time.Now()31    AddCallsExecutionStat(time1, time2, "method1")32    AddCallsExecutionStat(time3, time4, "method2")33}

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