[v3] ui: better console hotplug support

[PATCH v3 02/35] build-sys: build with -fno-omit-frame-pointer with ASAN

Marc-André Lureau posted 35 patches 2 months ago

Diff against v1 v2 v4
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Maintainers: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>, Alex Williamson <alex@shazbot.org>, "Cédric Le Goater" <clg@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, "Philippe Mathieu-Daudé" <philmd@mailo.com>, Fabiano Rosas <farosas@suse.de>, Laurent Vivier <lvivier@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>

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[PATCH v3 02/35] build-sys: build with -fno-omit-frame-pointer with ASAN

Posted by Marc-André Lureau 2 months ago

On fc44, LSan fails to suppress leak:qemu_irq_intercept_in, because
the backtrace isn't deep enough.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 meson.build | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meson.build b/meson.build
index 19e123423b5..3711483b95e 100644
--- a/meson.build
+++ b/meson.build
@@ -545,6 +545,8 @@ if get_option('asan')
   if cc.has_argument('-fsanitize=address')
     qemu_cflags = ['-fsanitize=address'] + qemu_cflags
     qemu_ldflags = ['-fsanitize=address'] + qemu_ldflags
+    # Ensure complete stack traces for LSan suppressions to match correctly.
+    qemu_cflags += ['-fno-omit-frame-pointer']
   else
     error('Your compiler does not support -fsanitize=address')
   endif

-- 
2.54.0