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Fri, 11 Oct 2019 13:15:32 +0000 (GMT) X-AuditID: cbfec7f4-afbff700000010d5-fd-5da080751e7f Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id AA.70.04117.47080AD5; Fri, 11 Oct 2019 14:15:32 +0100 (BST) Received: from [106.120.51.15] (unknown [106.120.51.15]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20191011131532eusmtip1881cdbbf5bfd8dc63ac5edc7a3b30492~Mmgi8cxdg0053300533eusmtip1e; Fri, 11 Oct 2019 13:15:32 +0000 (GMT) Subject: Re: ARM Juno r1 + CONFIG_PROVE_LOCKING=y => boot failure To: Sudeep Holla From: Marek Szyprowski Message-ID: <0b02b15f-38be-7a63-14cc-eabd288782eb@samsung.com> Date: Fri, 11 Oct 2019 15:15:32 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191011131058.GA26061@bogus> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrJKsWRmVeSWpSXmKPExsWy7djP87qlDQtiDVbcYrN4v6yH0eL+vuVM FpseX2O1uLxrDpvFgaXtLBZvfr9gt1h+ageLRcsdUwcOjzXz1jB6bFrVyeaxeUm9x+dNcgEs UVw2Kak5mWWpRfp2CVwZv9+2sxbM5a24+mc9YwPjc64uRk4OCQETiff9b5hAbCGBFYwST/uS uhi5gOwvjBLfNi9ghUh8BnJOycA0dG87ygRRtJxR4uCH41DOW0aJoxc/soBUCQs4SjRMv8UM YosIqEssObuFEaSIWWASk0Tv1r9gRWwChhJdb7vYQGxeATuJk69fgtksAqoSS/ZMB2sWFYiV uPfjODNEjaDEyZlPwHo5BbQlrv8+yw5iMwvIS2x/O4cZwhaXuPVkPthFEgKb2CXezn/CCnG3 i8S3P2tYIGxhiVfHt7BD2DIS/3fCNDQzSjw8t5YdwulhlLjcNIMRospa4vDxi0CTOIBWaEqs 36UPEXaUmHvwBBNIWEKAT+LGW0GII/gkJm0DeQAkzCvR0SYEUa0mMev4Ori1By9cYp7AqDQL yWuzkLwzC8k7sxD2LmBkWcUonlpanJueWmyUl1quV5yYW1yal66XnJ+7iRGYgE7/O/5lB+Ou P0mHGAU4GJV4eGfIz48VYk0sK67MPcQowcGsJMK7aNacWCHelMTKqtSi/Pii0pzU4kOM0hws SuK81QwPooUE0hNLUrNTUwtSi2CyTBycUg2M69OyNrq2RzEtLp3UYT73/9tJ5zvv9euvlP4v /GjBh86FeWunXF+uYH2pkPWzY7ZF6mT2Dfprv7lUi9xXy5Ex/WJ3wS2qc+Ofvaz3NubVLu4+ YPuoqb2C7V/syfOhuiXujxtXbu+dHhSefT9XxzvM8mV0ZF21XIAs155OAfFJPHf4L2ppz1mp xFKckWioxVxUnAgAsfz+NjwDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrDIsWRmVeSWpSXmKPExsVy+t/xu7olDQtiDX616Fq8X9bDaHF/33Im i02Pr7FaXN41h83iwNJ2Fos3v1+wWyw/tYPFouWOqQOHx5p5axg9Nq3qZPPYvKTe4/MmuQCW KD2bovzSklSFjPziElulaEMLIz1DSws9IxNLPUNj81grI1MlfTublNSczLLUIn27BL2M32/b WQvm8lZc/bOesYHxOVcXIyeHhICJRPe2o0xdjFwcQgJLGSXm3WlnhkjISJyc1sAKYQtL/LnW xQZR9JpR4tnM1WAJYQFHiYbpt8AaRATUJZac3cIIUsQsMIVJYvfmblaIju1MEv83z2AEqWIT MJToegsyipODV8BO4uTrl2A2i4CqxJI904EmcXCICsRKbNprBlEiKHFy5hMWEJtTQFvi+u+z 7CA2s4CZxLzND5khbHmJ7W/nQNniEreezGeawCg0C0n7LCQts5C0zELSsoCRZRWjSGppcW56 brGRXnFibnFpXrpecn7uJkZgzG079nPLDsaud8GHGAU4GJV4eGfIz48VYk0sK67MPcQowcGs JMK7aNacWCHelMTKqtSi/Pii0pzU4kOMpkC/TWSWEk3OB6aDvJJ4Q1NDcwtLQ3Njc2MzCyVx 3g6BgzFCAumJJanZqakFqUUwfUwcnFINjFELGr9odc9NfVRydq7p2ifscXuiuGYeVqwwZ/z6 0OO95PuOv8pFKzKP7dBQOJGzheHUin+OBk7JWmvFbc1Djr6u1vCX6L2X/lN8lbv7PrsJJ271 b6w44cNSKvPezaxXxuBleP97/vDyve9EK1dtZjsm88ag3jPU5MKkxiluJ5p7rr00in16WYml OCPRUIu5qDgRAB5LqwrPAgAA X-CMS-MailID: 20191011131532eucas1p16d4005b62e440e076bdfd5131cd073af X-Msg-Generator: CA X-RootMTR: 20191011092604eucas1p1ca11ab9c4c7508776914b0eb4f35e69b X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191011092604eucas1p1ca11ab9c4c7508776914b0eb4f35e69b References: <33a83dce-e9f0-7814-923b-763d33e70257@samsung.com> <20191011100521.GA5122@bogus> <7655fb41-cd13-0bc4-e656-040e0875bab8@arm.com> <2bf88cd2-9c4f-11dc-4b70-f717de891cff@samsung.com> <20191011131058.GA26061@bogus> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191011_061535_732679_1D8B1498 X-CRM114-Status: GOOD ( 13.83 ) 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: Lorenzo Pieralisi , Catalin Marinas , Liviu Dudau , LKML , James Morse , Will Deacon , linux-arm-kernel@lists.infradead.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 Hi Sudeep On 11.10.2019 15:10, Sudeep Holla wrote: > On Fri, Oct 11, 2019 at 03:02:42PM +0200, Marek Szyprowski wrote: >> Hi James, >> >> On 11.10.2019 12:38, James Morse wrote: >>> Hi guys, >>> >>> On 11/10/2019 11:05, Sudeep Holla wrote: >>>> On Fri, Oct 11, 2019 at 11:26:04AM +0200, Marek Szyprowski wrote: >>>>> Recently I've got access to ARM Juno R1 board and did some tests with >>>>> current mainline kernel on it. I'm a bit surprised that enabling >>>>> CONFIG_PROVE_LOCKING causes a boot failure on this board. After enabling >>>>> this Kconfig option, I get no single message from the kernel, although I >>>>> have earlycon enabled. >>>> I don't have Juno R1 but I tried defconfig + CONFIG_PROVE_LOCKING and >>>> it boots fine. >>> I just tried this on my r1, v5.4-rc1 with this configuration worked just fine. >>> >>> My cmdline is: >>> | root=/dev/sda6 loglevel=9 earlycon=pl011,0x7ff80000 hugepagesz=2M hugepages=512 >>> | crashkernel=1G console=ttyAMA0 resume=/dev/sda2 no_console_suspend efi=debug >>> >> That is a bit strange. Here is a boot log from v5.4-rc1 with pure >> defconfig: https://paste.debian.net/1105851/ >> > I see from the boot log that both Image.gz and dtb being loaded at the > same address 0x82000000, will u-boot uncompress it elsewhere after loading > it ? Just for my understanding. tftp downloads Image.gz to 0x82000000, then decompress it to $kernel_addr to save transfer time my bootcmd is: tftp ${fdt_addr} juno/Image.gz; unzip ${fdt_addr} ${kernel_addr}; tftp ${fdt_addr} juno/juno-r1.dtb; booti ${kernel_addr} - ${fdt_addr}; Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel