diff --git a/crates/wzp-android/src/audio_ring.rs b/crates/wzp-android/src/audio_ring.rs
index 897fe8f..7d8490a 100644
--- a/crates/wzp-android/src/audio_ring.rs
+++ b/crates/wzp-android/src/audio_ring.rs
@@ -19,7 +19,7 @@ const RING_MASK: usize = RING_CAPACITY - 1;
 
 /// Lock-free single-producer single-consumer ring buffer for i16 PCM samples.
 pub struct AudioRing {
-    buf: Box<[i16; RING_CAPACITY]>,
+    buf: Box<[i16]>,
     /// Monotonically increasing write cursor. ONLY written by producer.
     write_pos: AtomicUsize,
     /// Monotonically increasing read cursor. ONLY written by consumer.
@@ -41,7 +41,7 @@ impl AudioRing {
     pub fn new() -> Self {
         debug_assert!(RING_CAPACITY.is_power_of_two());
         Self {
-            buf: Box::new([0i16; RING_CAPACITY]),
+            buf: vec![0i16; RING_CAPACITY].into_boxed_slice(),
             write_pos: AtomicUsize::new(0),
             read_pos: AtomicUsize::new(0),
             overflow_count: AtomicU64::new(0),
diff --git a/crates/wzp-android/src/jni_bridge.rs b/crates/wzp-android/src/jni_bridge.rs
index 54e8614..0dff475 100644
--- a/crates/wzp-android/src/jni_bridge.rs
+++ b/crates/wzp-android/src/jni_bridge.rs
@@ -35,11 +35,16 @@ static INIT_LOGGING: Once = Once::new();
 /// Safe to call multiple times — only the first call takes effect.
 fn init_logging() {
     INIT_LOGGING.call_once(|| {
-        use tracing_subscriber::layer::SubscriberExt;
-        use tracing_subscriber::util::SubscriberInitExt;
-        if let Ok(layer) = tracing_android::layer("wzp_android") {
-            let _ = tracing_subscriber::registry().with(layer).try_init();
-        }
+        // Wrap in catch_unwind — sharded_slab allocation inside
+        // tracing_subscriber::registry() can crash on some Android
+        // devices if scudo malloc fails during early initialization.
+        let _ = std::panic::catch_unwind(|| {
+            use tracing_subscriber::layer::SubscriberExt;
+            use tracing_subscriber::util::SubscriberInitExt;
+            if let Ok(layer) = tracing_android::layer("wzp_android") {
+                let _ = tracing_subscriber::registry().with(layer).try_init();
+            }
+        });
     });
 }