# Valgrind suppressions for stuff that we cannot control
-# Memory leak in dash
-# dash is actually used when checking the "mkfile" command in tesh
+# Memory leaks in standard tools (e.g. dash, tail, or sort)
{
- Memory leak in /bin/dash
+ Memory leak in /bin tools
Memcheck:Leak
...
- obj:/bin/dash
+ obj:/bin/*
+}
+
+{
+ Memory leak in /usr/bin tools
+ Memcheck:Leak
+ ...
+ obj:/usr/bin/*
}
# There's a constant leak of 56 bytes in the depths of libc which
-# manifests, for example, when unsing backtrace()
+# manifests, for example, when using backtrace()
{
Memory leak in libc/dlopen with -pthread
Memcheck:Leak
fun:dlerror_run
fun:__libc_dlopen_mode
}
+
+# Another problem in glibc, where makecontext does not reset the EBP register,
+# and backtrace goes too far when walking up the stack frames
+{
+ Invalid read in backtrace, called after makecontext
+ Memcheck:Addr4
+ fun:backtrace
+ ...
+ fun:makecontext
+}
+
+# Memory leaks appearing to be in libcgraph. They can be seen with the
+# following simple program:
+# ,----
+# | #include <stdio.h>
+# | #include <graphviz/cgraph.h>
+# | int main(int argc, char *argv[])
+# | {
+# | if (argc == 1) {
+# | printf("Usage: %s <dotfile>\n", argv[0]);
+# | return 1;
+# | }
+# | Agraph_t *g;
+# | FILE *inf = fopen(argv[1], "r");
+# | g = agread(inf, 0);
+# | fclose(inf);
+# | agclose(g);
+# | return 0;
+# | }
+# `----
+{
+ Memory leak in libcgraph (1/2)
+ Memcheck:Leak
+ fun:malloc
+ ...
+ obj:/usr/lib/libcgraph.so*
+ fun:aaglex
+ fun:aagparse
+ fun:agconcat
+}
+{
+ Memory leak in libcgraph (2/2)
+ Memcheck:Leak
+ fun:malloc
+ ...
+ fun:agnode
+ obj:/usr/lib/libcgraph.so*
+ fun:aagparse
+ fun:agconcat
+}
+
+# We're not interested by memory leaks in the Lua interpreter
+{
+ Memory leak in lua
+ Memcheck:Leak
+ ...
+ fun:luaD_precall
+}
