diff --git a/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java b/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
index 6badaaf542d14..8cdcb7a36b372 100644
--- a/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
+++ b/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
@@ -102,6 +102,8 @@ public class EmergencyButton extends Button {
                 == TelephonyManager.CALL_STATE_OFFHOOK) {
             mLockPatternUtils.resumeCall();
         } else {
+            final boolean bypassHandler = true;
+            KeyguardUpdateMonitor.getInstance(mContext).reportEmergencyCallAction(bypassHandler);
             Intent intent = new Intent(ACTION_EMERGENCY_DIAL);
             intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
                     | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardFaceUnlockView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardFaceUnlockView.java
index 3e499b2b0be73..c2cd32f79298c 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardFaceUnlockView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardFaceUnlockView.java
@@ -295,6 +295,13 @@ public class KeyguardFaceUnlockView extends LinearLayout implements KeyguardSecu
                 }
             }
         }
+
+        @Override
+        public void onEmergencyCallAction() {
+            if (mBiometricUnlock != null) {
+                mBiometricUnlock.stop();
+            }
+        }
     };
 
     @Override
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
index dcec6541ce5d3..f4bbf9adda387 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
@@ -91,6 +91,7 @@ public class KeyguardUpdateMonitor {
     private static final int MSG_SET_CURRENT_CLIENT_ID = 315;
     protected static final int MSG_SET_PLAYBACK_STATE = 316;
     protected static final int MSG_USER_INFO_CHANGED = 317;
+    protected static final int MSG_REPORT_EMERGENCY_CALL_ACTION = 318;
 
 
     private static KeyguardUpdateMonitor sInstance;
@@ -181,6 +182,9 @@ public class KeyguardUpdateMonitor {
                 case MSG_USER_INFO_CHANGED:
                     handleUserInfoChanged(msg.arg1);
                     break;
+                case MSG_REPORT_EMERGENCY_CALL_ACTION:
+                    handleReportEmergencyCallAction();
+                    break;
             }
         }
     };
@@ -758,6 +762,18 @@ public class KeyguardUpdateMonitor {
         }
     }
 
+    /**
+     * Handle {@link #MSG_REPORT_EMERGENCY_CALL_ACTION}
+     */
+    private void handleReportEmergencyCallAction() {
+        for (int i = 0; i < mCallbacks.size(); i++) {
+            KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
+            if (cb != null) {
+                cb.onEmergencyCallAction();
+            }
+        }
+    }
+
     public boolean isKeyguardVisible() {
         return mKeyguardIsVisible;
     }
@@ -902,6 +918,22 @@ public class KeyguardUpdateMonitor {
         handleSimStateChange(new SimArgs(IccCardConstants.State.READY));
     }
 
+    /**
+     * Report that the emergency call button has been pressed and the emergency dialer is
+     * about to be displayed.
+     *
+     * @param bypassHandler runs immediately.
+     *
+     * NOTE: Must be called from UI thread if bypassHandler == true.
+     */
+    public void reportEmergencyCallAction(boolean bypassHandler) {
+        if (!bypassHandler) {
+            mHandler.obtainMessage(MSG_REPORT_EMERGENCY_CALL_ACTION).sendToTarget();
+        } else {
+            handleReportEmergencyCallAction();
+        }
+    }
+
     public CharSequence getTelephonyPlmn() {
         return mTelephonyPlmn;
     }
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
index 30b43f5e87e7a..b0511e56a6b19 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
@@ -131,4 +131,8 @@ class KeyguardUpdateMonitorCallback {
      */
     public void onMusicPlaybackStateChanged(int playbackState, long eventTime) { }
 
+    /**
+     * Called when the emergency call button is pressed.
+     */
+    void onEmergencyCallAction() { }
 }