diff --git a/init/Kconfig b/init/Kconfig
index 63f5974b9fa6e..4cdd1049283c1 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -140,6 +140,9 @@ config LD_CAN_USE_KEEP_IN_OVERLAY
 config RUSTC_HAS_COERCE_POINTEE
 	def_bool RUSTC_VERSION >= 108400
 
+config RUSTC_HAS_UNNECESSARY_TRANSMUTES
+	def_bool RUSTC_VERSION >= 108800
+
 config PAHOLE_VERSION
 	int
 	default $(shell,$(srctree)/scripts/pahole-version.sh $(PAHOLE))
diff --git a/rust/bindings/lib.rs b/rust/bindings/lib.rs
index 014af0d1fc70c..a08eb5518cac5 100644
--- a/rust/bindings/lib.rs
+++ b/rust/bindings/lib.rs
@@ -26,6 +26,7 @@
 
 #[allow(dead_code)]
 #[allow(clippy::undocumented_unsafe_blocks)]
+#[cfg_attr(CONFIG_RUSTC_HAS_UNNECESSARY_TRANSMUTES, allow(unnecessary_transmutes))]
 mod bindings_raw {
     // Manual definition for blocklisted types.
     type __kernel_size_t = usize;
diff --git a/rust/uapi/lib.rs b/rust/uapi/lib.rs
index 13495910271fa..c98d7a8cde77d 100644
--- a/rust/uapi/lib.rs
+++ b/rust/uapi/lib.rs
@@ -24,6 +24,7 @@
     unreachable_pub,
     unsafe_op_in_unsafe_fn
 )]
+#![cfg_attr(CONFIG_RUSTC_HAS_UNNECESSARY_TRANSMUTES, allow(unnecessary_transmutes))]
 
 // Manual definition of blocklisted types.
 type __kernel_size_t = usize;