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([2a01:e0a:59e:9d80:527b:9dff:feef:3874]) by smtp.gmail.com with ESMTPSA id a13-20020ac8720d000000b003e4e1dbdcc3sm4110037qtp.47.2023.04.12.01.00.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 12 Apr 2023 01:00:43 -0700 (PDT) Message-ID: <84aaa360-3f96-d648-0fe3-cb6667542bc7@redhat.com> Date: Wed, 12 Apr 2023 10:00:40 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.0 Subject: Re: pmu-chain-promotion kvm-unit-test failures in mainline To: Marc Zyngier , Mark Brown Cc: Oliver Upton , James Morse , Suzuki K Poulose , Andrew Jones , kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, mark.rutland@arm.com References: <861qkpmtw3.wl-maz@kernel.org> From: Eric Auger In-Reply-To: <861qkpmtw3.wl-maz@kernel.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230412_010048_170489_CF7645E7 X-CRM114-Status: GOOD ( 13.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On 4/12/23 09:39, Marc Zyngier wrote: > On Tue, 11 Apr 2023 22:15:02 +0100, > Mark Brown wrote: >> >> [1 ] >> Arm's internal test infrastructure has started seeing failures for the >> pmu-chain-promption test in kvm-unit-tests on TX2 when running mainline >> and kvm-unit-tests commit 2480430a36102f8ea276b3bfb1d64d5dacc23b8f >> ("configure: Show the option in case it is not known"). The log I'm >> seeing from the test runner is: >> >> TESTNAME=pmu-chain-promotion TIMEOUT=90s ACCEL= ./arm/run arm/pmu.flat -smp 1 -append 'pmu-chain-promotion' >> FAIL pmu-chain-promotion (7 tests, 2 unexpected failures) >> >> Unfortunately I don't have direct access to a TX2 so can't readily >> alter the test run other than replacing the kernel. I believe the >> specific failures were: >> >> FAIL: pmu: pmu-chain-promotion: 32-bit overflows: CHAIN counter enabled: CHAIN counter was incremented and overflow >> FAIL: pmu: pmu-chain-promotion: 32-bit overflows: CHAIN counter enabled: 32b->64b CHAIN counter was incremented and overflow > > Is this related to [1]? > > M. > > [1] https://lore.kernel.org/r/20230315110725.1215523-1-eric.auger@redhat.com Yes please let me know if it fixes your issue. I also tried bisection but it did not lead to anything. Thanks Eric > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel