valgrind: add suppression for libunwind in libtcmalloc.so.4.2.6

Fixes: http://tracker.ceph.com/issues/17035
Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/teuthology/task/valgrind.supp b/teuthology/task/valgrind.supp
index 22daf3abc8069d7752555fd767ccd0ca380e7ea4..672d1acf26a6963e6b5ffb7553760571c2aed987 100644 (file)
--- a/teuthology/task/valgrind.supp
+++ b/teuthology/task/valgrind.supp
@@ -87,6 +87,21 @@
    fun:_ZN8tcmalloc8PageHeap8GrowHeapEm
    fun:_ZN8tcmalloc8PageHeap3NewEm
 }
+{
+   tcmalloc: msync heap allocation points to uninit bytes (rhel7 #2)
+   Memcheck:Param
+   msync(start)
+   obj:/usr/lib64/libpthread-2.17.so
+   obj:/usr/lib64/libunwind.so.8.0.1
+   obj:/usr/lib64/libunwind.so.8.0.1
+   obj:/usr/lib64/libunwind.so.8.0.1
+   obj:/usr/lib64/libunwind.so.8.0.1
+   fun:_ULx86_64_step
+   obj:/usr/lib64/libtcmalloc.so.4.2.6
+   fun:_Z13GetStackTracePPvii
+   fun:_ZN8tcmalloc8PageHeap8GrowHeapEm
+   fun:_ZN8tcmalloc8PageHeap3NewEm
+}
 {
    tcmalloc: msync heap allocation points to uninit bytes (wheezy)
    Memcheck:Param