diff --git a/hypervisor/src/cpu.rs b/hypervisor/src/cpu.rs
index 60debceb9..f5cbe0e06 100644
--- a/hypervisor/src/cpu.rs
+++ b/hypervisor/src/cpu.rs
@@ -300,15 +300,9 @@ pub enum HypervisorCpuError {
 }
 
 #[derive(Debug)]
-pub enum VmExit<'a> {
-    #[cfg(target_arch = "x86_64")]
-    IoOut(u16 /* port */, &'a [u8] /* data */),
-    #[cfg(target_arch = "x86_64")]
-    IoIn(u16 /* port */, &'a mut [u8] /* data */),
+pub enum VmExit {
     #[cfg(target_arch = "x86_64")]
     IoapicEoi(u8 /* vector */),
-    MmioRead(u64 /* address */, &'a mut [u8]),
-    MmioWrite(u64 /* address */, &'a [u8]),
     Ignore,
     Reset,
     Shutdown,
diff --git a/hypervisor/src/kvm/mod.rs b/hypervisor/src/kvm/mod.rs
index 80c8530bc..2f201a974 100644
--- a/hypervisor/src/kvm/mod.rs
+++ b/hypervisor/src/kvm/mod.rs
@@ -1625,7 +1625,7 @@ impl cpu::Vcpu for KvmVcpu {
                             .map_err(|e| cpu::HypervisorCpuError::RunVcpu(e.into()));
                     }
 
-                    Ok(cpu::VmExit::IoIn(addr, data))
+                    Ok(cpu::VmExit::Ignore)
                 }
                 #[cfg(target_arch = "x86_64")]
                 VcpuExit::IoOut(addr, data) => {
@@ -1636,7 +1636,7 @@ impl cpu::Vcpu for KvmVcpu {
                             .map_err(|e| cpu::HypervisorCpuError::RunVcpu(e.into()));
                     }
 
-                    Ok(cpu::VmExit::IoOut(addr, data))
+                    Ok(cpu::VmExit::Ignore)
                 }
                 #[cfg(target_arch = "x86_64")]
                 VcpuExit::IoapicEoi(vector) => Ok(cpu::VmExit::IoapicEoi(vector)),
@@ -1669,7 +1669,7 @@ impl cpu::Vcpu for KvmVcpu {
                             .map_err(|e| cpu::HypervisorCpuError::RunVcpu(e.into()));
                     }
 
-                    Ok(cpu::VmExit::MmioRead(addr, data))
+                    Ok(cpu::VmExit::Ignore)
                 }
                 VcpuExit::MmioWrite(addr, data) => {
                     if let Some(vm_ops) = &self.vm_ops {
@@ -1679,7 +1679,7 @@ impl cpu::Vcpu for KvmVcpu {
                             .map_err(|e| cpu::HypervisorCpuError::RunVcpu(e.into()));
                     }
 
-                    Ok(cpu::VmExit::MmioWrite(addr, data))
+                    Ok(cpu::VmExit::Ignore)
                 }
                 VcpuExit::Hyperv => Ok(cpu::VmExit::Hyperv),
                 #[cfg(feature = "tdx")]
diff --git a/vmm/src/cpu.rs b/vmm/src/cpu.rs
index 5cd8eddeb..a737a15f9 100644
--- a/vmm/src/cpu.rs
+++ b/vmm/src/cpu.rs
@@ -1147,15 +1147,6 @@ impl CpuManager {
                                             unreachable!("Couldn't get a mutable reference from Arc<dyn Vcpu> as there are multiple instances");
                                         }
                                     }
-                                    _ => {
-                                        error!(
-                                            "VCPU generated error: {:?}",
-                                            Error::UnexpectedVmExit
-                                        );
-                                        vcpu_run_interrupted.store(true, Ordering::SeqCst);
-                                        exit_evt.write(1).unwrap();
-                                        break;
-                                    }
                                 },
 
                                 Err(e) => {
diff --git a/vmm/src/vm.rs b/vmm/src/vm.rs
index 690967f5b..c462f80db 100644
--- a/vmm/src/vm.rs
+++ b/vmm/src/vm.rs
@@ -3246,17 +3246,11 @@ pub fn test_vm() {
 
     loop {
         match vcpu.run().expect("run failed") {
-            VmExit::IoOut(addr, data) => {
-                println!(
-                    "IO out -- addr: {:#x} data [{:?}]",
-                    addr,
-                    str::from_utf8(data).unwrap()
-                );
-            }
             VmExit::Reset => {
                 println!("HLT");
                 break;
             }
+            VmExit::Ignore => {}
             r => panic!("unexpected exit reason: {r:?}"),
         }
     }