commit 52f9cf078ac839d15f63feaca81102fc3bfc5bbd
Author: Ruoqing He <heruoqing@iscas.ac.cn>
Date:   Mon May 5 14:18:36 2025 +0000

    build: Bump zerocopy to 0.8.23
    
    Signed-off-by: Ruoqing He <heruoqing@iscas.ac.cn>

--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,7 +45,7 @@
 optional = true
 
 [dependencies.zerocopy]
-version = "0.7.32"
+version = "0.8"
 features = ["derive"]
 optional = true
 
--- a/src/arm64/bindings.rs
+++ b/src/arm64/bindings.rs
@@ -902,7 +902,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct user_pt_regs {
     pub regs: [__u64; 31usize],
@@ -970,7 +970,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct user_fpsimd_state {
     pub vregs: [__uint128_t; 32usize],
@@ -1454,7 +1454,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_regs {
     pub regs: user_pt_regs,
@@ -1533,7 +1533,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_init {
     pub target: __u32,
@@ -6404,7 +6404,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_mp_state {
     pub mp_state: __u32,
@@ -7570,7 +7570,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_one_reg {
     pub id: __u64,
--- a/src/arm64/serialize.rs
+++ b/src/arm64/serialize.rs
@@ -2,7 +2,7 @@
     kvm_mp_state, kvm_one_reg, kvm_regs, kvm_vcpu_init, user_fpsimd_state, user_pt_regs,
 };
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
-use zerocopy::{transmute, AsBytes};
+use zerocopy::{transmute, IntoBytes};
 
 serde_impls! {
     user_pt_regs,
@@ -36,12 +36,12 @@
         //
         // #[cfg_attr(
         //     feature = "serde",
-        //     derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+        //     derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
         // )]
         //
         // to all structures causing compilation errors (we need the zerocopy traits, as the
         // `Serialize` and `Deserialize` implementations are provided by the `serde_impls!` macro
-        // above, which implements serialization based on zerocopy's `FromBytes` and `AsBytes`
+        // above, which implements serialization based on zerocopy's `FromBytes` and `IntoBytes`
         // traits that it expects to be derived).
         //
         // NOTE: This only include "top-level" items, and does not list out bindgen-anonymous types
--- a/src/riscv64/bindings.rs
+++ b/src/riscv64/bindings.rs
@@ -632,7 +632,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct user_regs_struct {
     pub pc: ::std::os::raw::c_ulong,
@@ -1598,7 +1598,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_config {
     pub isa: ::std::os::raw::c_ulong,
@@ -1698,7 +1698,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_core {
     pub regs: user_regs_struct,
@@ -1743,7 +1743,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_csr {
     pub sstatus: ::std::os::raw::c_ulong,
@@ -1887,7 +1887,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_aia_csr {
     pub siselect: ::std::os::raw::c_ulong,
@@ -1987,7 +1987,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_smstateen_csr {
     pub sstateen0: ::std::os::raw::c_ulong,
@@ -2022,7 +2022,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_timer {
     pub frequency: __u64,
@@ -2158,7 +2158,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_riscv_sbi_sta {
     pub shmem_lo: ::std::os::raw::c_ulong,
@@ -6421,7 +6421,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_mp_state {
     pub mp_state: __u32,
@@ -7587,7 +7587,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_one_reg {
     pub id: __u64,
--- a/src/riscv64/serialize.rs
+++ b/src/riscv64/serialize.rs
@@ -7,7 +7,7 @@
     kvm_riscv_sbi_sta, kvm_riscv_smstateen_csr, kvm_riscv_timer, user_regs_struct,
 };
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
-use zerocopy::{transmute, AsBytes};
+use zerocopy::{transmute, IntoBytes};
 
 serde_impls! {
     kvm_mp_state,
@@ -45,12 +45,12 @@
         //
         // #[cfg_attr(
         //     feature = "serde",
-        //     derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+        //     derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
         // )]
         //
         // to all structures causing compilation errors (we need the zerocopy traits, as the
         // `Serialize` and `Deserialize` implementations are provided by the `serde_impls!` macro
-        // above, which implements serialization based on zerocopy's `FromBytes` and `AsBytes`
+        // above, which implements serialization based on zerocopy's `FromBytes` and `IntoBytes`
         // traits that it expects to be derived).
         //
         // NOTE: This only include "top-level" items, and does not list out bindgen-anonymous types
--- a/src/serialize.rs
+++ b/src/serialize.rs
@@ -3,7 +3,7 @@
 //! Module containing serialization utilities
 
 /// Macro that generates serde::Serialize and serde::Deserialize implementations for the given types.
-/// This macro assumes that the types implement zerocopy::FromBytes and zerocopy::AsBytes, and uses
+/// This macro assumes that the types implement zerocopy::FromBytes and zerocopy::IntoBytes, and uses
 /// these implementations to serialize as opaque byte arrays. During deserialization, it will
 /// try to deserialize as a `Vec`. If this deserialized `Vec` has a length that equals `size_of::<T>`,
 /// it will transmute to `T` (using zerocopy), otherwise the `Vec` will either be zero-padded, or truncated.
--- a/src/x86_64/bindings.rs
+++ b/src/x86_64/bindings.rs
@@ -4,7 +4,7 @@
 #[derive(Copy, Clone, Debug, Default, Eq, Hash, Ord, PartialEq, PartialOrd)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct __BindgenBitfieldUnit<Storage> {
     storage: Storage,
@@ -88,7 +88,7 @@
 #[derive(Default)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct __IncompleteArrayField<T>(::std::marker::PhantomData<T>, [T; 0]);
 impl<T> __IncompleteArrayField<T> {
@@ -825,7 +825,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_pic_state {
     pub last_irr: __u8,
@@ -1024,7 +1024,7 @@
 #[derive(Copy, Clone)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_ioapic_state {
     pub base_address: __u64,
@@ -1036,10 +1036,7 @@
 }
 #[repr(C)]
 #[derive(Copy, Clone)]
-#[cfg_attr(
-    feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
-)]
+#[cfg_attr(feature = "serde", derive(zerocopy::Immutable, zerocopy::FromBytes))]
 pub union kvm_ioapic_state__bindgen_ty_1 {
     pub bits: __u64,
     pub fields: kvm_ioapic_state__bindgen_ty_1__bindgen_ty_1,
@@ -1048,7 +1045,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_ioapic_state__bindgen_ty_1__bindgen_ty_1 {
     pub vector: __u8,
@@ -1388,7 +1385,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_regs {
     pub rax: __u64,
@@ -1609,7 +1606,7 @@
 #[derive(Debug, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_lapic_state {
     pub regs: [::std::os::raw::c_char; 1024usize],
@@ -1652,7 +1649,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_segment {
     pub base: __u64,
@@ -1818,7 +1815,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_dtable {
     pub base: __u64,
@@ -1874,7 +1871,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_sregs {
     pub cs: kvm_segment,
@@ -2463,7 +2460,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_msr_entry {
     pub index: __u32,
@@ -2519,7 +2516,7 @@
 #[derive(Debug, Default)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_msrs {
     pub nmsrs: __u32,
@@ -2875,7 +2872,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_cpuid_entry2 {
     pub function: __u32,
@@ -2986,7 +2983,7 @@
 #[derive(Debug, Default)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_cpuid2 {
     pub nent: __u32,
@@ -3042,7 +3039,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_pit_channel_state {
     pub count: __u32,
@@ -3343,7 +3340,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_pit_state2 {
     pub channels: [kvm_pit_channel_state; 3usize],
@@ -3440,7 +3437,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events {
     pub exception: kvm_vcpu_events__bindgen_ty_1,
@@ -3458,7 +3455,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events__bindgen_ty_1 {
     pub injected: __u8,
@@ -3537,7 +3534,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events__bindgen_ty_2 {
     pub injected: __u8,
@@ -3605,7 +3602,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events__bindgen_ty_3 {
     pub injected: __u8,
@@ -3673,7 +3670,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events__bindgen_ty_4 {
     pub smm: __u8,
@@ -3741,7 +3738,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_vcpu_events__bindgen_ty_5 {
     pub pending: __u8,
@@ -3891,7 +3888,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_debugregs {
     pub db: [__u64; 4usize],
@@ -3969,7 +3966,7 @@
 #[derive(Debug)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_xsave {
     pub region: [__u32; 1024usize],
@@ -4023,7 +4020,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_xcr {
     pub xcr: __u32,
@@ -4079,7 +4076,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_xcrs {
     pub nr_xcrs: __u32,
@@ -7415,7 +7412,7 @@
 #[derive(Copy, Clone)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_irqchip {
     pub chip_id: __u32,
@@ -7424,6 +7421,7 @@
 }
 #[repr(C)]
 #[derive(Copy, Clone)]
+#[cfg_attr(feature = "serde", derive(zerocopy::TryFromBytes))]
 pub union kvm_irqchip__bindgen_ty_1 {
     pub dummy: [::std::os::raw::c_char; 512usize],
     pub pic: kvm_pic_state,
@@ -11360,7 +11358,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_mp_state {
     pub mp_state: __u32,
@@ -12296,7 +12294,7 @@
 #[derive(Debug, Default, Copy, Clone, PartialEq)]
 #[cfg_attr(
     feature = "serde",
-    derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+    derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
 )]
 pub struct kvm_clock_data {
     pub clock: __u64,
--- a/src/x86_64/serialize.rs
+++ b/src/x86_64/serialize.rs
@@ -8,7 +8,7 @@
     kvm_xcr, kvm_xcrs, kvm_xsave,
 };
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
-use zerocopy::{transmute, AsBytes, FromBytes, FromZeroes};
+use zerocopy::{transmute, IntoBytes, FromBytes, FromZeroes, Immutable};
 
 serde_impls!(
     kvm_regs,
@@ -36,7 +36,19 @@
 // the fields have different sizes, due to the smaller fields having padding.
 // Miri however does not complain about these implementations (e.g. about
 // reading the "padding" for one union field as valid data for a bigger one)
-unsafe impl FromZeroes for kvm_irqchip__bindgen_ty_1 {
+unsafe impl IntoBytes for kvm_ioapic_state__bindgen_ty_1 {
+    fn only_derive_is_allowed_to_implement_this_trait()
+    where
+        Self: Sized,
+    {
+    }
+}
+
+// SAFETY: zerocopy's derives explicitly disallow deriving for unions where
+// the fields have different sizes, due to the smaller fields having padding.
+// Miri however does not complain about these implementations (e.g. about
+// reading the "padding" for one union field as valid data for a bigger one)
+unsafe impl FromZeros for kvm_irqchip__bindgen_ty_1 {
     fn only_derive_is_allowed_to_implement_this_trait()
     where
         Self: Sized,
@@ -60,7 +72,19 @@
 // the fields have different sizes, due to the smaller fields having padding.
 // Miri however does not complain about these implementations (e.g. about
 // reading the "padding" for one union field as valid data for a bigger one)
-unsafe impl AsBytes for kvm_irqchip__bindgen_ty_1 {
+unsafe impl IntoBytes for kvm_irqchip__bindgen_ty_1 {
+    fn only_derive_is_allowed_to_implement_this_trait()
+    where
+        Self: Sized,
+    {
+    }
+}
+
+// SAFETY: zerocopy's derives explicitly disallow deriving for unions where
+// the fields have different sizes, due to the smaller fields having padding.
+// Miri however does not complain about these implementations (e.g. about
+// reading the "padding" for one union field as valid data for a bigger one)
+unsafe impl Immutable for kvm_irqchip__bindgen_ty_1 {
     fn only_derive_is_allowed_to_implement_this_trait()
     where
         Self: Sized,
@@ -91,12 +115,12 @@
         //
         // #[cfg_attr(
         //     feature = "serde",
-        //     derive(zerocopy::AsBytes, zerocopy::FromBytes, zerocopy::FromZeroes)
+        //     derive(zerocopy::IntoBytes, zerocopy::Immutable, zerocopy::FromBytes)
         // )]
         //
         // to all structures causing compilation errors (we need the zerocopy traits, as the
         // `Serialize` and `Deserialize` implementations are provided by the `serde_impls!` macro
-        // above, which implements serialization based on zerocopy's `FromBytes` and `AsBytes`
+        // above, which implements serialization based on zerocopy's `FromBytes` and `IntoBytes`
         // traits that it expects to be derived).
         //
         // NOTE: This only include "top-level" items, and does not list out bindgen-anonymous types