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Thu, 25 Jul 2024 13:22:45 -0700 (PDT) Received: from draig (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 9B5145F863; Thu, 25 Jul 2024 21:22:44 +0100 (BST) From: =?utf-8?Q?Alex_Benn=C3=A9e?= To: Nicholas Piggin Cc: qemu-devel@nongnu.org, qemu-ppc@nongnu.org, Daniel Henrique Barboza , Peter Maydell Subject: Re: [PATCH v2] tests/tcg: Skip failing ppc64 multi-threaded tests In-Reply-To: <20240725154003.428065-1-npiggin@gmail.com> (Nicholas Piggin's message of "Fri, 26 Jul 2024 01:40:01 +1000") References: <20240725154003.428065-1-npiggin@gmail.com> Date: Thu, 25 Jul 2024 21:22:44 +0100 Message-ID: <87wml9mdbf.fsf@draig.linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::534; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x534.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Nicholas Piggin writes: > In Gitlab CI, some ppc64 multi-threaded tcg tests crash when run in the > clang-user job with an assertion failure in glibc that seems to > indicate corruption: > > signals: allocatestack.c:223: allocate_stack: > Assertion `powerof2 (pagesize_m1 + 1)' failed. > > Disable these tests for now. > > Signed-off-by: Nicholas Piggin > --- > tests/tcg/ppc64/Makefile.target | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/tests/tcg/ppc64/Makefile.target b/tests/tcg/ppc64/Makefile.t= arget > index 8c3e4e4038..509a20be2b 100644 > --- a/tests/tcg/ppc64/Makefile.target > +++ b/tests/tcg/ppc64/Makefile.target > @@ -11,6 +11,18 @@ config-cc.mak: Makefile >=20=20 > -include config-cc.mak >=20=20 > +# multi-threaded tests are known to fail (e.g., clang-user CI job) > +# See: https://gitlab.com/qemu-project/qemu/-/issues/2456 Given this is only a problem with clang can we only apply these workaround if we detect "clang" in $(CC)? > +run-signals: signals > + $(call skip-test, $<, "BROKEN (flaky with clang) ") > +run-plugin-signals-with-%: > + $(call skip-test, $<, "BROKEN (flaky with clang) ") > + > +run-threadcount: threadcount > + $(call skip-test, $<, "BROKEN (flaky with clang) ") > +run-plugin-threadcount-with-%: > + $(call skip-test, $<, "BROKEN (flaky with clang) ") > + > ifneq ($(CROSS_CC_HAS_POWER8_VECTOR),) > PPC64_TESTS=3Dbcdsub non_signalling_xscv > endif --=20 Alex Benn=C3=A9e Virtualisation Tech Lead @ Linaro