kernel: add ubsan bindings, fix some UB reported by it

2026-10-31 22:48:21 +00:00 · 2024-12-31 11:20:27 -03:00
parent 4ee5fa42ae
commit 6245a3d19f
11 changed files with 348 additions and 90 deletions
@@ -30,7 +30,7 @@ static int maxseek(int minor, size_t *max) {

 static long current = 0xdeadbeefbadc0ffe;

-static uint8_t getrand8() {
+__attribute__((no_sanitize("undefined"))) static uint8_t getrand8() {
 	current += timekeeper_timefromboot().ns * timekeeper_timefromboot().s - timekeeper_time().ns * timekeeper_time().s + timekeeper_time().s;
 	return current & 0xff;
 }