diff --git a/edgetpu/sepolicy/edgetpu_dba_service.te b/edgetpu/sepolicy/edgetpu_dba_service.te
index ce1f200..3717e20 100644
--- a/edgetpu/sepolicy/edgetpu_dba_service.te
+++ b/edgetpu/sepolicy/edgetpu_dba_service.te
@@ -12,6 +12,10 @@ binder_service(edgetpu_dba_server);
 # EdgeTPU DBA service to register the service to service_manager.
 add_service(edgetpu_dba_server, edgetpu_dba_service);
 
+# Allow EdgeTPU DBA service to access the edgetpu_app_service.
+allow edgetpu_dba_server edgetpu_app_service:service_manager find;
+binder_call(edgetpu_dba_server, edgetpu_app_server);
+
 # Allow EdgeTPU DBA service to look for TPU instance in /dev/edgetpu or /dev/edgetpu-soc.
 allow edgetpu_dba_server edgetpu_device:chr_file rw_file_perms;
 
diff --git a/gear/dumpstate/Dumpstate.cpp b/gear/dumpstate/Dumpstate.cpp
index 1e4d982..842e67d 100644
--- a/gear/dumpstate/Dumpstate.cpp
+++ b/gear/dumpstate/Dumpstate.cpp
@@ -154,8 +154,10 @@ ndk::ScopedAStatus Dumpstate::dumpstateBoard(const std::vector<::ndk::ScopedFile
                                              int64_t in_timeoutMillis) {
     // Unused arguments.
     (void) in_timeoutMillis;
-    (void) in_mode;
-
+    if (in_mode < IDumpstateDevice::DumpstateMode::FULL || in_mode > IDumpstateDevice::DumpstateMode::PROTO) {
+        ALOGE("Invalid mode: %d\n", in_mode);
+        return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT, "Invalid mode");
+    }
     if (in_fds.size() < 1) {
         ALOGE("no FDs\n");
         return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
@@ -171,6 +173,7 @@ ndk::ScopedAStatus Dumpstate::dumpstateBoard(const std::vector<::ndk::ScopedFile
 
     if (in_fds.size() < 2) {
           ALOGE("no FD for dumpstate_board binary\n");
+          dumpTextSection(fd, "");
     } else {
           int fd_bin = in_fds[1].get();
           dumpLogSection(fd, fd_bin);
diff --git a/gear/dumpstate/sepolicy/hal_dumpstate_default.te b/gear/dumpstate/sepolicy/hal_dumpstate_default.te
index 3e4db45..96ff573 100644
--- a/gear/dumpstate/sepolicy/hal_dumpstate_default.te
+++ b/gear/dumpstate/sepolicy/hal_dumpstate_default.te
@@ -2,4 +2,5 @@ allow hal_dumpstate_default vendor_toolbox_exec:file execute_no_trans;
 allow hal_dumpstate_default radio_vendor_data_file:dir create_dir_perms;
 allow hal_dumpstate_default radio_vendor_data_file:file create_file_perms;
 allow hal_dumpstate_default shell_data_file:file getattr;
+set_prop(hal_dumpstate_default, vendor_logger_prop)
 
diff --git a/gear/dumpstate/sepolicy/property.te b/gear/dumpstate/sepolicy/property.te
new file mode 100644
index 0000000..c6f5a4f
--- /dev/null
+++ b/gear/dumpstate/sepolicy/property.te
@@ -0,0 +1,3 @@
+# verbose property
+vendor_internal_prop(vendor_logger_prop)
+
diff --git a/gear/dumpstate/sepolicy/property_contexts b/gear/dumpstate/sepolicy/property_contexts
new file mode 100644
index 0000000..e6b1f76
--- /dev/null
+++ b/gear/dumpstate/sepolicy/property_contexts
@@ -0,0 +1,2 @@
+persist.vendor.verbose_logging_enabled     u:object_r:vendor_logger_prop:s0
+