mirror of
https://github.com/reactos/syzkaller.git
synced 2024-11-24 11:59:58 +00:00
52 lines
1.1 KiB
Go
52 lines
1.1 KiB
Go
// Copyright 2015 syzkaller project authors. All rights reserved.
|
|
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
|
|
|
|
// +build linux
|
|
|
|
package host
|
|
|
|
import (
|
|
"runtime"
|
|
"syscall"
|
|
"testing"
|
|
|
|
"github.com/google/syzkaller/prog"
|
|
)
|
|
|
|
func TestSupportedSyscalls(t *testing.T) {
|
|
t.Parallel()
|
|
target, err := prog.GetTarget("linux", runtime.GOARCH)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
supp, _, err := DetectSupportedSyscalls(target, "none")
|
|
if err != nil {
|
|
t.Skipf("skipping: %v", err)
|
|
}
|
|
// These are safe to execute with invalid arguments.
|
|
safe := []string{
|
|
"memfd_create",
|
|
"sendfile",
|
|
"bpf$MAP_CREATE",
|
|
"open",
|
|
"openat",
|
|
"read",
|
|
"write",
|
|
"stat",
|
|
}
|
|
for _, name := range safe {
|
|
c := target.SyscallMap[name]
|
|
if c == nil {
|
|
t.Fatalf("can't find syscall '%v'", name)
|
|
}
|
|
a := ^uintptr(0) - 4097 // hopefully invalid
|
|
_, _, err := syscall.Syscall6(uintptr(c.NR), a, a, a, a, a, a)
|
|
if err == 0 {
|
|
t.Fatalf("%v did not fail", name)
|
|
}
|
|
if ok := err != syscall.ENOSYS; ok != supp[c] {
|
|
t.Fatalf("syscall %v: perse=%v kallsyms=%v", name, ok, supp[c])
|
|
}
|
|
}
|
|
}
|