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[71.197.186.152]) by smtp.gmail.com with ESMTPSA id g20sm214657pfh.184.2019.09.04.17.15.53 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 04 Sep 2019 17:15:53 -0700 (PDT) From: Kevin Hilman To: Matthias Brugger , Steven Liu Subject: Re: next/master boot: 310 boots: 11 failed, 292 passed with 6 offline, 1 untried/unknown (next-20190904) In-Reply-To: <20190904192725.GI4348@sirena.co.uk> References: <5d700b15.1c69fb81.2abcd.479b@mx.google.com> <20190904192725.GI4348@sirena.co.uk> Date: Wed, 04 Sep 2019 17:15:53 -0700 Message-ID: <7hzhjjsime.fsf@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190904_171556_149436_E862C3F3 X-CRM114-Status: GOOD ( 14.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: , Mark Brown , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, kernel-build-reports@lists.linaro.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org [ + Steven Liu who donated this board to my kernelCI lab ] Mark Brown writes: > On Wed, Sep 04, 2019 at 12:05:57PM -0700, kernelci.org bot wrote: > > Since 30th August -next fails to boot with no kernel output on > mt7622-rfb1: > >> arm64: >> defconfig: >> gcc-8: >> mt7622-rfb1: 1 failed lab >> >> defconfig+CONFIG_RANDOMIZE_BASE=y: >> gcc-8: >> mt7622-rfb1: 1 failed lab > > There's logging from ATF so it looks like we try to boot the kernel: > > Starting kernel ... > > [ATF][ 36.199793]save kernel info > [ATF][ 36.202824]Kernel_EL2 > [ATF][ 36.205580]Kernel is 64Bit > [ATF][ 36.208768]pc=0x40080000, r0=0x5cf48000, r1=0x0 > INFO: BL3-1: Preparing for EL3 exit to normal world, Kernel > INFO: BL3-1: Next image address = 0x40080000 > INFO: BL3-1: Next image spsr = 0x3c9 > [ATF][ 36.227037]el3_exit > > but no output. More details including full logs at: > > https://kernelci.org/boot/id/5d6fe70059b514164ef1224d/ > https://kernelci.org/boot/id/5d6fe6e259b514164ef12243/ Bisected down to this commit[1], full bisect log here[2]. It didn't revert cleanly on top of next-20190904, so I didn't get any further. Kevin [1] 419e2f1838819e954071dfa1d1f820ab3386ada1 is the first bad commit commit 419e2f1838819e954071dfa1d1f820ab3386ada1 Author: Christoph Hellwig Date: Mon Aug 26 09:03:44 2019 +0200 dma-mapping: remove arch_dma_mmap_pgprot arch_dma_mmap_pgprot is used for two things: 1) to override the "normal" uncached page attributes for mapping memory coherent to devices that can't snoop the CPU caches 2) to provide the special DMA_ATTR_WRITE_COMBINE semantics on older arm systems and some mips platforms Replace one with the pgprot_dmacoherent macro that is already provided by arm and much simpler to use, and lift the DMA_ATTR_WRITE_COMBINE handling to common code with an explicit arch opt-in. Signed-off-by: Christoph Hellwig Acked-by: Geert Uytterhoeven # m68k Acked-by: Paul Burton # mips arch/arm/Kconfig | 2 +- arch/arm/mm/dma-mapping.c | 6 ------ arch/arm64/Kconfig | 1 - arch/arm64/include/asm/pgtable.h | 4 ++++ arch/arm64/mm/dma-mapping.c | 6 ------ arch/m68k/Kconfig | 1 - arch/m68k/include/asm/pgtable_mm.h | 3 +++ arch/m68k/kernel/dma.c | 3 +-- arch/mips/Kconfig | 2 +- arch/mips/mm/dma-noncoherent.c | 8 -------- include/linux/dma-noncoherent.h | 13 +++++++++++-- kernel/dma/Kconfig | 12 +++++++++--- kernel/dma/mapping.c | 8 +++++--- 13 files changed, 35 insertions(+), 34 deletions(-) bisect run success [2] $ git bisect log git bisect start # bad: [35394d031b710e832849fca60d0f53b513f0c390] Add linux-next specific files for 20190904 git bisect bad 35394d031b710e832849fca60d0f53b513f0c390 # good: [089cf7f6ecb266b6a4164919a2e69bd2f938374a] Linux 5.3-rc7 git bisect good 089cf7f6ecb266b6a4164919a2e69bd2f938374a # bad: [493424779be81b03fb4aca89cc05ba95e9fc0c31] Merge remote-tracking branch 'crypto/master' git bisect bad 493424779be81b03fb4aca89cc05ba95e9fc0c31 # bad: [58a02f90fddfdc9e4dfbd6579ff788ffdc22afe4] Merge remote-tracking branch 'hid/for-next' git bisect bad 58a02f90fddfdc9e4dfbd6579ff788ffdc22afe4 # bad: [27c3f6e1d84b47def9060fd481be92838d819a9b] Merge remote-tracking branch 'csky/linux-next' git bisect bad 27c3f6e1d84b47def9060fd481be92838d819a9b # good: [f119c164735d85f2a41d14503cb9933d219c539e] arm-soc: document merges git bisect good f119c164735d85f2a41d14503cb9933d219c539e # bad: [e87b432d6c45697defc03eb69261661060c85245] Merge remote-tracking branch 'actions/for-next' git bisect bad e87b432d6c45697defc03eb69261661060c85245 # good: [1ab97157f64dadb44d029096c6a92305d6631ab2] Merge remote-tracking branch 'kbuild/for-next' git bisect good 1ab97157f64dadb44d029096c6a92305d6631ab2 # good: [ac12cf85d682a2c1948210c65f7fb21ef01dd9f6] Merge branches 'for-next/52-bit-kva', 'for-next/cpu-topology', 'for-next/error-injection', 'for-next/perf', 'for-next/psci-cpuidle', 'for-next/rng', 'for-next/smpboot', 'for-next/tbi' and 'for-next/tlbi' into for-next/core git bisect good ac12cf85d682a2c1948210c65f7fb21ef01dd9f6 # bad: [4934d349f6e5afc9345a44acb0daa3066594088a] Merge remote-tracking branch 'asm-generic/master' git bisect bad 4934d349f6e5afc9345a44acb0daa3066594088a # good: [5251a1c90f7f4e458dc3154920e09624311f54b6] Merge remote-tracking branch 'compiler-attributes/compiler-attributes' git bisect good 5251a1c90f7f4e458dc3154920e09624311f54b6 # skip: [38c38cb73223218f6eedf485280917af1f8a0af2] mmc: queue: use bigger segments if DMA MAP layer can merge the segments git bisect skip 38c38cb73223218f6eedf485280917af1f8a0af2 # bad: [419e2f1838819e954071dfa1d1f820ab3386ada1] dma-mapping: remove arch_dma_mmap_pgprot git bisect bad 419e2f1838819e954071dfa1d1f820ab3386ada1 # good: [5518ea1ad2c0c7f38d067f621d9349e6a11c8879] unicore32: remove the unused pgprot_dmacoherent define git bisect good 5518ea1ad2c0c7f38d067f621d9349e6a11c8879 # good: [b898e50f9f49f7d90f3bca94ac046145072034a2] arm-nommu: remove the unused pgprot_dmacoherent define git bisect good b898e50f9f49f7d90f3bca94ac046145072034a2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel