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Syzkaller
openbsd
neutralizeSysctlKern

How to use neutralizeSysctlKern method of openbsd Package

Best Syzkaller code snippet using openbsd.neutralizeSysctlKern

init.go

Source:init.go

...191		case *prog.ConstArg:192			mib = append(mib, v)193		}194	}195	if !arch.neutralizeSysctlKern(mib) {196		return197	}198	for _, m := range mib {199		m.Val = 0200	}201	// Reflect changes in the namelen argument.202	if len(c.Args) >= 1 {203		switch v := c.Args[1].(type) {204		case *prog.ConstArg:205			v.Val = 0206		}207	}208}209func (arch *arch) neutralizeSysctlKern(mib []*prog.ConstArg) bool {210	// Do not fiddle with root only knob kern.maxclusters, one of the causes211	// of "no output from test machine" reports.212	if len(mib) >= 2 &&213		mib[0].Val == arch.CTL_KERN && mib[1].Val == arch.KERN_MAXCLUSTERS {214		return true215	}216	// Do not fiddle with root only knob kern.maxthread, can cause the217	// syz-execprog process to panic.218	if len(mib) >= 2 &&219		mib[0].Val == arch.CTL_KERN && mib[1].Val == arch.KERN_MAXTHREAD {220		return true221	}222	return false223}...

neutralizeSysctlKern

Using AI Code Generation

1import (2func main() {3    host, err := openbsd.Host()4    if err != nil {5        fmt.Println(err)6    }7    if host != nil {8        err := host.NeutralizeSysctlKern()9        if err != nil {10            fmt.Println(err)11        }12    }13}14kern.version = OpenBSD 6.8 (GENERIC.MP) #3: Wed Jun  3 14:30:54 MDT 2020

neutralizeSysctlKern

Using AI Code Generation

1import (2func main() {3	syscall.Sysctl([]string{"kern.ostype"}, p[:], nil, nil, 0)4	fmt.Println(p)5}6import (7func main() {8	syscall.Sysctl([]string{"kern.ostype"}, nil, p[:], nil, 0)9	fmt.Println(p)10}11import (12func main() {13	syscall.Sysctl([]string{"kern.ostype"}, nil, nil, p[:], 0)14	fmt.Println(p)15}16import (17func main() {18	syscall.Sysctl([]string{"kern.ostype"}, nil, nil, nil, 0)19	fmt.Println(p)20}21import (22func main() {23	syscall.Sysctl([]string{"kern.ostype"}, nil, nil, nil, 1)24	fmt.Println(p)25}26import (27func main() {28	syscall.Sysctl([]string{"kern.ostype"}, nil, nil, nil, 2)29	fmt.Println(p)30}31import (32func main() {33	syscall.Sysctl([]string{"kern.ostype"}, nil, nil, nil, 3)34	fmt.Println(p)35}

neutralizeSysctlKern

Using AI Code Generation

1import (2func main() {3	if err := sys.NeutralizeSysctlKern(); err != nil {4		fmt.Fprintf(os.Stderr, "error: %v5		os.Exit(1)6	}7}8import (9func main() {10	if err := sys.Openbsd(); err != nil {11		fmt.Fprintf(os.Stderr, "error: %v12		os.Exit(1)13	}14}15import (16func main() {17	if err := sys.SysctlKernMaxproc(); err != nil {18		fmt.Fprintf(os.Stderr, "error: %v19		os.Exit(1)20	}21}22import (23func main() {24	if err := sys.SysctlKernMaxfiles(); err != nil {25		fmt.Fprintf(os.Stderr, "error: %v26		os.Exit(1)27	}28}29import (30func main() {31	if err := sys.SysctlKernMaxfilesPerProc(); err != nil {32		fmt.Fprintf(os.Stderr, "error: %v33		os.Exit(1)34	}35}

neutralizeSysctlKern

Using AI Code Generation

1import "fmt"2import "github.com/krishpranav/GoKernel/GoKernel"3func main() {4    fmt.Println(openbsd.NeutralizeSysctlKern())5}6import "fmt"7import "github.com/krishpranav/GoKernel/GoKernel"8func main() {9    fmt.Println(openbsd.NeutralizeSysctlKern())10}11import "fmt"12import "github.com/krishpranav/GoKernel/GoKernel"13func main() {14    fmt.Println(openbsd.NeutralizeSysctlKern())15}16import "fmt"17import "github.com/krishpranav/GoKernel/GoKernel"18func main() {19    fmt.Println(openbsd.NeutralizeSysctlKern())20}21import "fmt"22import "github.com/krishpranav/GoKernel/GoKernel"23func main() {24    fmt.Println(openbsd.NeutralizeSysctlKern())25}26import "fmt"27import "github.com/krishpranav/GoKernel/GoKernel"28func main() {29    fmt.Println(openbsd.NeutralizeSysctlKern())30}31import "fmt"32import "github.com/krishpranav/GoKernel/GoKernel"33func main() {34    fmt.Println(openbsd.NeutralizeSysctlKern())35}36import "fmt"37import "github.com/krishpranav/GoKernel/GoKernel"38func main() {39    fmt.Println(openbsd.Neutral

neutralizeSysctlKern

Using AI Code Generation

1import (2func main() {3	_, _, err = syscall.Syscall(syscall.SYS___SYSCTL, 2, 0, 0, 0)4	if err != 0 {5		fmt.Println("Error in syscall.Syscall: ", err)6	}7}8import "unsafe"9func neutralizeSysctlKern(name []uintptr, oldp unsafe.Pointer, oldlenp *uintptr, newp unsafe.Pointer, newlen uintptr) (uintptr, uintptr, error) {10	for i := 0; i < len(name); i++ {11		}12	}13	return sysctl(name, oldp, oldlenp, newp, newlen)14}15import "unsafe"16func sysctl(name []uintptr, oldp unsafe.Pointer, oldlenp *uintptr, newp unsafe.Pointer, newlen uintptr) (uintptr, uintptr, error) {17	r0, _, e1 := Syscall6(SYS___SYSCTL, uintptr(unsafe.Pointer(&name[0])), uintptr(len(name)), uintptr(oldp), uintptr(unsafe.Pointer(oldlenp)), uintptr(newp), uintptr(newlen))18	if e1 != 0 {19	}20	return r0, uintptr(*oldlenp), err21}22func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)

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