From 332bc084dd15a2c7b7b26bb00775c835c9630e8a Mon Sep 17 00:00:00 2001 From: =?utf8?q?Beno=C3=AEt=20Ganne?= Date: Tue, 21 Apr 2020 19:25:14 +0200 Subject: [PATCH] misc: asan: disable leak sanitizer by default MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Leak Sanitizer is not stable yet with VPP. It can always be enabled at runtime with ASAN_OPTIONS=detect_leaks=1. Type: fix Change-Id: Ieff01091e2976e127783ebd331cd0e50a1dbca12 Signed-off-by: Benoît Ganne --- docs/troubleshooting/sanitizer.rst | 8 +++----- src/vpp/vnet/main.c | 3 ++- 2 files changed, 5 insertions(+), 6 deletions(-) diff --git a/docs/troubleshooting/sanitizer.rst b/docs/troubleshooting/sanitizer.rst index d4e9a4da4c5..a63720ffe42 100644 --- a/docs/troubleshooting/sanitizer.rst +++ b/docs/troubleshooting/sanitizer.rst @@ -35,12 +35,10 @@ build option, so all VPP targets should be supported. For example: $ make test-debug TEST=test_gbp VPP_EXTRA_CMAKE_ARGS=-DENABLE_SANITIZE_ADDR=ON .... -Once VPP has been built with ASan support, you can use it as usual. When -running under a debugger it can be useful to disable LeakSanitizer which is -not compatible with a debugger and displays spurious warnings at exit: - +Once VPP has been built with ASan support you can use it as usual including +under gdb: .. code-block:: console - $ ASAN_OPTIONS=detect_leaks=0 gdb --args $PWD/build-root/install-vpp_debug-native/vpp/bin/vpp "unix { interactive }" + $ gdb --args $PWD/build-root/install-vpp_debug-native/vpp/bin/vpp "unix { interactive }" .... diff --git a/src/vpp/vnet/main.c b/src/vpp/vnet/main.c index 7c7dd9870e9..a95d6a75993 100644 --- a/src/vpp/vnet/main.c +++ b/src/vpp/vnet/main.c @@ -512,7 +512,8 @@ VLIB_CLI_COMMAND (show_bihash_command, static) = const char * __asan_default_options (void) { - return "unmap_shadow_on_exit=1:disable_coredump=0:abort_on_error=1"; + return + "unmap_shadow_on_exit=1:disable_coredump=0:abort_on_error=1:detect_leaks=0"; } #endif /* CLIB_SANITIZE_ADDR */ -- 2.16.6