diff options
| author | Marios Pomonis <pomonis@google.com> | 2025-04-01 01:43:18 -0700 |
|---|---|---|
| committer | Alexander Potapenko <glider@google.com> | 2025-04-23 08:29:55 +0000 |
| commit | 3b7466b943b5126cb450f32b99d54bfb536e510d (patch) | |
| tree | ad98a52e5befbd868768e3f0ce48c2728b46063d /pkg | |
| parent | 79edc45e0ef45be0eb57b66f8a87d69953e0abf3 (diff) | |
executor/kvm: add x86-64 SYZOS fuzzer
This commit adds the actual SyzOS fuzzer for x86-64 and a small test. It
also updates some necessary parts of the ARM version and adds some glue
for i386.
Diffstat (limited to 'pkg')
| -rw-r--r-- | pkg/vminfo/linux_syscalls.go | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/pkg/vminfo/linux_syscalls.go b/pkg/vminfo/linux_syscalls.go index 589f52123..7f64ce380 100644 --- a/pkg/vminfo/linux_syscalls.go +++ b/pkg/vminfo/linux_syscalls.go @@ -83,7 +83,7 @@ var linuxSyscallChecks = map[string]func(*checkContext, *prog.Syscall) string{ "syz_kvm_vgic_v3_setup": linuxSyzSupportedOnArm64, "syz_kvm_setup_syzos_vm": linuxSyzKvmSupported, "syz_kvm_add_vcpu": linuxSyzKvmSupported, - "syz_kvm_assert_syzos_uexit": linuxSyzSupportedOnArm64, + "syz_kvm_assert_syzos_uexit": linuxSyzKvmSupported, "syz_kvm_assert_reg": linuxSyzSupportedOnArm64, "syz_emit_vhci": linuxVhciInjectionSupported, "syz_init_net_socket": linuxSyzInitNetSocketSupported, @@ -176,11 +176,16 @@ const unsupportedArch = "unsupported arch" func linuxSyzKvmSupported(ctx *checkContext, call *prog.Syscall) string { switch call.Name { - case "syz_kvm_setup_cpu$x86", "syz_kvm_setup_syzos_vm$x86", "syz_kvm_add_vcpu$x86": + case "syz_kvm_setup_cpu$x86": if ctx.target.Arch == targets.AMD64 || ctx.target.Arch == targets.I386 { return "" } + case "syz_kvm_setup_syzos_vm$x86", "syz_kvm_add_vcpu$x86", "syz_kvm_assert_syzos_uexit$x86": + if ctx.target.Arch == targets.AMD64 { + return "" + } case "syz_kvm_setup_cpu$arm64", "syz_kvm_setup_syzos_vm$arm64", "syz_kvm_add_vcpu$arm64": + case "syz_kvm_assert_syzos_uexit$arm64": if ctx.target.Arch == targets.ARM64 { return "" } |