diff --git a/kernel/drivers/ahci/ahci.cpp b/kernel/drivers/ahci/ahci.cpp
index fd2a3ba36..bbc98cb3f 100644
--- a/kernel/drivers/ahci/ahci.cpp
+++ b/kernel/drivers/ahci/ahci.cpp
@@ -483,7 +483,6 @@ void ahci_wake_callback(void *cb, struct wait_queue_token *token)
 bool ahci_do_command(struct ahci_port *ahci_port, struct ahci_command_ata *buf)
 {
 	struct aio_req req = {};
-	memset(&req, 0, sizeof(req));
 	aio_req_init(&req);
 
 	req.req_start = get_main_clock()->get_ns();
diff --git a/kernel/include/onyx/wait_queue.h b/kernel/include/onyx/wait_queue.h
index 5e3bd62d6..9a1e4dc02 100644
--- a/kernel/include/onyx/wait_queue.h
+++ b/kernel/include/onyx/wait_queue.h
@@ -31,6 +31,11 @@ struct wait_queue
 {
 	struct spinlock lock;
 	struct list_head token_list;
+
+	constexpr wait_queue() : lock{}, token_list{}
+	{
+		INIT_LIST_HEAD(&token_list);
+	}
 };
 
 void wait_queue_wait(struct wait_queue *queue);
diff --git a/kernel/kernel.config.example b/kernel/kernel.config.example
index f82b3388d..755ddc1cf 100644
--- a/kernel/kernel.config.example
+++ b/kernel/kernel.config.example
@@ -20,4 +20,5 @@ CONFIG_X86_PLATFORM=pc
 CONFIG_KASAN=n
 CONFIG_NVME=n
 CONFIG_NET=y
-CONFIG_LTO=y
+CONFIG_LTO=n
+CONFIG_SERIAL_UART8250=y
diff --git a/kernel/kernel.config.minimal b/kernel/kernel.config.minimal
index 4b182b6dc..ee3dec4ed 100644
--- a/kernel/kernel.config.minimal
+++ b/kernel/kernel.config.minimal
@@ -27,3 +27,4 @@ CONFIG_SCHED_DUMP_THREADS_MAGIC=n
 CONFIG_NVME=n
 CONFIG_LOG_BUF_MINIMAL=n
 CONFIG_LTO=y
+CONFIG_SERIAL_UART8250=y
diff --git a/musl/src/thread/pthread_create.c b/musl/src/thread/pthread_create.c
index e4409513c..6710264bc 100644
--- a/musl/src/thread/pthread_create.c
+++ b/musl/src/thread/pthread_create.c
@@ -331,6 +331,8 @@ int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict att
 	stack -= (uintptr_t)stack % sizeof(uintptr_t);
 	stack -= sizeof(struct start_args);
 	struct start_args *args = (void *)stack;
+
+	stack -= (uintptr_t)stack % 16;
 	stack -= sizeof(uintptr_t);
 	args->start_func = entry;
 	args->start_arg = arg;