Prevent infinite userspace crash loops.

2024-06-20 22:56:19 +02:00
parent 55fe58adf6
commit 7d5b2e6c21
5 changed files with 18 additions and 6 deletions
@@ -176,8 +176,8 @@ pub fn kill(pid: ContextId, sig: usize) -> Result<usize> {
            } else if sig == SIGKILL {
                context.being_sigkilled = true;
            } else if let Some((ctl, _, st)) = context.sigcontrol() {
-                let was_new = ctl.word[sig_group].fetch_or(sig_bit(sig), Ordering::Relaxed);
-                if (ctl.word[sig_group].load(Ordering::Relaxed) >> 32) & sig_bit(sig) != 0 {
+                let _was_new = ctl.word[sig_group].fetch_or(sig_bit(sig), Ordering::Relaxed);
+                if (ctl.word[sig_group].load(Ordering::Relaxed) >> 32) & sig_bit(sig) == 0 {
                    st.is_pending = true;
                }
            } else {