1 files changed, 4 insertions, 2 deletions
diff --git a/logd/main.cpp b/logd/main.cpp
index cf8cb8f59..8e75b37a0 100644
--- a/logd/main.cpp
+++ b/logd/main.cpp
@@ -106,7 +106,9 @@ static int drop_privs() {
         return -1;
     }
 
-    if (setgroups(0, NULL) == -1) {
+    gid_t groups[] = { AID_READPROC };
+
+    if (setgroups(sizeof(groups) / sizeof(groups[0]), groups) == -1) {
         return -1;
     }
 
@@ -298,7 +300,7 @@ static void readDmesg(LogAudit *al, LogKlog *kl) {
     }
     buf[--len] = '\0';
 
-    if (kl) {
+    if (kl && kl->isMonotonic()) {
         kl->synchronize(buf.get(), len);
     }