osd: Handle corrupt attributes in get_object_context()

Signed-off-by: David Zafman <dzafman@redhat.com>
(cherry picked from commit 30f8b0d6593718dd10bcf6ff459c95b4bb68c05c)

diff --git a/src/osd/ReplicatedPG.cc b/src/osd/ReplicatedPG.cc
index e5c0e8d89d62c659c3b7d13b4408a06447b5d9e2..baff1806d515eefccc51489daa363fe45d00ee53 100644 (file)
--- a/src/osd/ReplicatedPG.cc
+++ b/src/osd/ReplicatedPG.cc
@@ -8943,7 +8943,14 @@ ObjectContextRef ReplicatedPG::get_object_context(const hobject_t& soid,
       }
     }
 
-    object_info_t oi(bv);
+    object_info_t oi;
+    try {
+      bufferlist::iterator bliter = bv.begin();
+      ::decode(oi, bliter);
+    } catch (...) {
+      dout(0) << __func__ << ": obc corrupt: " << soid << dendl;
+      return ObjectContextRef();   // -ENOENT!
+    }
 
     assert(oi.soid.pool == (int64_t)info.pgid.pool());