1 files changed, 6 insertions, 0 deletions

diff --git a/embassy-executor/src/arch/cortex_m.rs b/embassy-executor/src/arch/cortex_m.rs
index 5c517e0a2..0c2af88a6 100644
--- a/embassy-executor/src/arch/cortex_m.rs
+++ b/embassy-executor/src/arch/cortex_m.rs
@@ -98,6 +98,9 @@ mod thread {
         ///
         /// This function never returns.
         pub fn run(&'static mut self, init: impl FnOnce(Spawner)) -> ! {
+            unsafe {
+                self.inner.initialize();
+            }
             init(self.inner.spawner());
 
             loop {
@@ -207,6 +210,9 @@ mod interrupt {
             }
 
             let executor = unsafe { (&*self.executor.get()).assume_init_ref() };
+            unsafe {
+                executor.initialize();
+            }
 
             unsafe { NVIC::unmask(irq) }