diff --git a/drivers/net/phy/ax88796b_rust.rs b/drivers/net/phy/ax88796b_rust.rs
index bc73ebccc2aa..2d24628a4e58 100644
--- a/drivers/net/phy/ax88796b_rust.rs
+++ b/drivers/net/phy/ax88796b_rust.rs
@@ -5,7 +5,6 @@
 //!
 //! C version of this driver: [`drivers/net/phy/ax88796b.c`](./ax88796b.c)
 use kernel::{
-    c_str,
     net::phy::{self, reg::C22, DeviceId, Driver},
     prelude::*,
     uapi,
@@ -41,7 +40,7 @@ fn asix_soft_reset(dev: &mut phy::Device) -> Result {
 #[vtable]
 impl Driver for PhyAX88772A {
     const FLAGS: u32 = phy::flags::IS_INTERNAL;
-    const NAME: &'static CStr = c_str!("Asix Electronics AX88772A");
+    const NAME: &'static CStr = c"Asix Electronics AX88772A";
     const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_exact_mask(0x003b1861);
 
     // AX88772A is not working properly with some old switches (NETGEAR EN 108TP):
@@ -105,7 +104,7 @@ fn link_change_notify(dev: &mut phy::Device) {
 #[vtable]
 impl Driver for PhyAX88772C {
     const FLAGS: u32 = phy::flags::IS_INTERNAL;
-    const NAME: &'static CStr = c_str!("Asix Electronics AX88772C");
+    const NAME: &'static CStr = c"Asix Electronics AX88772C";
     const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_exact_mask(0x003b1881);
 
     fn suspend(dev: &mut phy::Device) -> Result {
@@ -125,7 +124,7 @@ fn soft_reset(dev: &mut phy::Device) -> Result {
 
 #[vtable]
 impl Driver for PhyAX88796B {
-    const NAME: &'static CStr = c_str!("Asix Electronics AX88796B");
+    const NAME: &'static CStr = c"Asix Electronics AX88796B";
     const PHY_DEVICE_ID: DeviceId = DeviceId::new_with_model_mask(0x003b1841);
 
     fn soft_reset(dev: &mut phy::Device) -> Result {
diff --git a/drivers/net/phy/qt2025.rs b/drivers/net/phy/qt2025.rs
index 520daeb42089..78f52efd13e3 100644
--- a/drivers/net/phy/qt2025.rs
+++ b/drivers/net/phy/qt2025.rs
@@ -9,7 +9,6 @@
 //!
 //! The QT2025 PHY integrates an Intel 8051 micro-controller.
 
-use kernel::c_str;
 use kernel::error::code;
 use kernel::firmware::Firmware;
 use kernel::net::phy::{
@@ -36,7 +35,7 @@
 
 #[vtable]
 impl Driver for PhyQT2025 {
-    const NAME: &'static CStr = c_str!("QT2025 10Gpbs SFP+");
+    const NAME: &'static CStr = c"QT2025 10Gpbs SFP+";
     const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x0043a400);
 
     fn probe(dev: &mut phy::Device) -> Result<()> {
@@ -69,7 +68,7 @@ fn probe(dev: &mut phy::Device) -> Result<()> {
         // The micro-controller will start running from the boot ROM.
         dev.write(C45::new(Mmd::PCS, 0xe854), 0x00c0)?;
 
-        let fw = Firmware::request(c_str!("qt2025-2.0.3.3.fw"), dev.as_ref())?;
+        let fw = Firmware::request(c"qt2025-2.0.3.3.fw", dev.as_ref())?;
         if fw.data().len() > SZ_16K + SZ_8K {
             return Err(code::EFBIG);
         }
diff --git a/rust/kernel/devres.rs b/rust/kernel/devres.rs
index 942376f6f3af..68af33ca2f25 100644
--- a/rust/kernel/devres.rs
+++ b/rust/kernel/devres.rs
@@ -45,7 +45,7 @@ struct DevresInner<T> {
 /// # Example
 ///
 /// ```no_run
-/// # use kernel::{bindings, c_str, device::Device, devres::Devres, io::{Io, IoRaw}};
+/// # use kernel::{bindings, device::Device, devres::Devres, io::{Io, IoRaw}};
 /// # use core::ops::Deref;
 ///
 /// // See also [`pci::Bar`] for a real example.
diff --git a/rust/kernel/firmware.rs b/rust/kernel/firmware.rs
index c18b75fc672e..70449571aea6 100644
--- a/rust/kernel/firmware.rs
+++ b/rust/kernel/firmware.rs
@@ -46,13 +46,13 @@ fn request_nowarn() -> Self {
 /// # Examples
 ///
 /// ```no_run
-/// # use kernel::{c_str, device::Device, firmware::Firmware};
+/// # use kernel::{device::Device, firmware::Firmware};
 ///
 /// # fn no_run() -> Result<(), Error> {
 /// # // SAFETY: *NOT* safe, just for the example to get an `ARef<Device>` instance
 /// # let dev = unsafe { Device::get_device(core::ptr::null_mut()) };
 ///
-/// let fw = Firmware::request(c_str!("path/to/firmware.bin"), &dev)?;
+/// let fw = Firmware::request(c"path/to/firmware.bin", &dev)?;
 /// let blob = fw.data();
 ///
 /// # Ok(())
diff --git a/rust/kernel/kunit.rs b/rust/kernel/kunit.rs
index d858757aeace..527794dcc439 100644
--- a/rust/kernel/kunit.rs
+++ b/rust/kernel/kunit.rs
@@ -56,10 +56,11 @@ macro_rules! kunit_assert {
                 break 'out;
             }
 
-            static NAME: &'static $crate::str::CStr = $crate::c_str!($name);
-            static FILE: &'static $crate::str::CStr = $crate::c_str!($file);
+            static NAME: &'static $crate::str::CStr = $crate::c_str_avoid_literals!($name);
+            static FILE: &'static $crate::str::CStr = $crate::c_str_avoid_literals!($file);
             static LINE: i32 = core::line!() as i32 - $diff;
-            static CONDITION: &'static $crate::str::CStr = $crate::c_str!(stringify!($condition));
+            static CONDITION: &'static $crate::str::CStr =
+                $crate::c_str_avoid_literals!(stringify!($condition));
 
             // SAFETY: FFI call without safety requirements.
             let kunit_test = unsafe { $crate::bindings::kunit_get_current_test() };
diff --git a/rust/kernel/net/phy.rs b/rust/kernel/net/phy.rs
index 652e060e47bd..8129419a3931 100644
--- a/rust/kernel/net/phy.rs
+++ b/rust/kernel/net/phy.rs
@@ -780,7 +780,6 @@ const fn as_int(&self) -> u32 {
 ///
 /// ```
 /// # mod module_phy_driver_sample {
-/// use kernel::c_str;
 /// use kernel::net::phy::{self, DeviceId};
 /// use kernel::prelude::*;
 ///
@@ -799,7 +798,7 @@ const fn as_int(&self) -> u32 {
 ///
 /// #[vtable]
 /// impl phy::Driver for PhySample {
-///     const NAME: &'static CStr = c_str!("PhySample");
+///     const NAME: &'static CStr = c"PhySample";
 ///     const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x00000001);
 /// }
 /// # }
@@ -808,7 +807,6 @@ const fn as_int(&self) -> u32 {
 /// This expands to the following code:
 ///
 /// ```ignore
-/// use kernel::c_str;
 /// use kernel::net::phy::{self, DeviceId};
 /// use kernel::prelude::*;
 ///
@@ -828,7 +826,7 @@ const fn as_int(&self) -> u32 {
 ///
 /// #[vtable]
 /// impl phy::Driver for PhySample {
-///     const NAME: &'static CStr = c_str!("PhySample");
+///     const NAME: &'static CStr = c"PhySample";
 ///     const PHY_DEVICE_ID: phy::DeviceId = phy::DeviceId::new_with_exact_mask(0x00000001);
 /// }
 ///
diff --git a/rust/kernel/platform.rs b/rust/kernel/platform.rs
index 1297f5292ba9..474f8cb4587b 100644
--- a/rust/kernel/platform.rs
+++ b/rust/kernel/platform.rs
@@ -120,7 +120,7 @@ macro_rules! module_platform_driver {
 /// # Example
 ///
 ///```
-/// # use kernel::{bindings, c_str, of, platform};
+/// # use kernel::{bindings, of, platform};
 ///
 /// struct MyDriver;
 ///
@@ -129,7 +129,7 @@ macro_rules! module_platform_driver {
 ///     MODULE_OF_TABLE,
 ///     <MyDriver as platform::Driver>::IdInfo,
 ///     [
-///         (of::DeviceId::new(c_str!("test,device")), ())
+///         (of::DeviceId::new(c"test,device"), ())
 ///     ]
 /// );
 ///
diff --git a/rust/kernel/str.rs b/rust/kernel/str.rs
index 53d1f2c26958..f1b35fa5823a 100644
--- a/rust/kernel/str.rs
+++ b/rust/kernel/str.rs
@@ -225,14 +225,13 @@ pub trait CStrExt {
     /// # Examples
     ///
     /// ```
-    /// # use kernel::c_str;
     /// # use kernel::fmt;
     /// # use kernel::str::CString;
-    /// let penguin = c_str!("