From owner-freebsd-arm@freebsd.org Mon Mar 6 17:08:04 2017 Return-Path: Delivered-To: freebsd-arm@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0742ECFB1C5 for ; Mon, 6 Mar 2017 17:08:04 +0000 (UTC) (envelope-from karl@denninger.net) Received: from mail.denninger.net (denninger.net [70.169.168.7]) by mx1.freebsd.org (Postfix) with ESMTP id CEDE1161B for ; Mon, 6 Mar 2017 17:08:03 +0000 (UTC) (envelope-from karl@denninger.net) Received: from [192.168.1.40] (Karl-Desktop.Denninger.net [192.168.1.40]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.denninger.net (Postfix) with ESMTPSA id 8851D214EF4 for ; Mon, 6 Mar 2017 11:08:02 -0600 (CST) Subject: Re: Booting an old kernel on RPI2 To: freebsd-arm@freebsd.org References: <20170304165740.GA9625@www.zefox.net> <20170306163005.GB19195@www.zefox.net> <1488818491.18764.21.camel@freebsd.org> From: Karl Denninger Message-ID: <33191ccf-75a3-82f8-ee23-bae3fb1c9425@denninger.net> Date: Mon, 6 Mar 2017 11:07:53 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 In-Reply-To: <1488818491.18764.21.camel@freebsd.org> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-512; boundary="------------ms040200060707050606010905" X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Mar 2017 17:08:04 -0000 This is a cryptographically signed message in MIME format. --------------ms040200060707050606010905 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 3/6/2017 10:41, Ian Lepore wrote: > On Mon, 2017-03-06 at 08:30 -0800, bob prohaska wrote: >> On Mon, Mar 06, 2017 at 10:23:54AM +0100, Ralf Wenk wrote: >>> >>> I am having the same problem here. >>> It happened during make installworld of r314701. I run make >>> installworld >>> while the former kernel r313407 was still active. >>> Now both kernels will boot up, but produce the same "out of memory" >>> message while going to single- or multi-user. >>> So it is not even possible to get a working shell in single-user >>> mode. >>> As it first happens during make installworld while still running >>> the >>> "old" r313407 kernel I think the cause is not the kernel itself. >>> >>> >> As I understand it, sometime before the FreeBSD loader starts up a >> division of memory is made between GPU and CPU. There is a config.txt >> file containing gpu_mem=3D64 on my FreeBSD systems, but some of the >> Linux literature mentions a file called uEnv.txt, which FreeBSD=20 >> seems not to use (nor does Raspbian, far as I can see).=20 >> >> I wonder if there might be a u-boot command to >> check if the setup routines have become corrupted, leaving too >> little memory for the kernel to function, even though it reports >> real memory =3D 989851648 (943 MB) >> avail memory =3D 957444096 (913 MB) >> during the failed boot attempts. >> >> >> Thanks for reading, and any ideas! >> >> bob prohaska >> > I'm pretty sure this out of memory error has nothing to do with the > kernel at all. It appears to be caused by clang 4.0 building the world= > incorrectly (most likely just jemalloc). > > It's a pity that both clang and jemalloc were updated to new versions > within a few days of each other. > > It's even more of a pity that a series of other errors make it almost > impossible to cross-build for arm from a stable-10 amd64 system after > r313403, so that bisecting to find the exact point of the error is also= > almost impossible. The problem with crossbuilding isn't fixed yet, > (it's got something to do with libnetbsd and libmd bootstrapping), so > it's hard to even look into this out of memory problem unless you have > a stable-11 system to crossbuild on. > > I have such system and in fact it's my production system on which I do all my crossbuilds! FreeBSD 11.0-STABLE #15 r312669M: Mon Jan 23 14:01:03 CST 2017 =20 karl@NewFS.denninger.net:/usr/obj/usr/src/sys/KSD-SMP What do you want me to play with? --=20 Karl Denninger karl@denninger.net /The Market Ticker/ /[S/MIME encrypted email preferred]/ --------------ms040200060707050606010905 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCC BlwwggZYMIIEQKADAgECAgE9MA0GCSqGSIb3DQEBCwUAMIGQMQswCQYDVQQGEwJVUzEQMA4G A1UECBMHRmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3Rl bXMgTExDMRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhND dWRhIFN5c3RlbXMgTExDIENBMB4XDTE2MTIxODE5NDUzNVoXDTIxMTIxNzE5NDUzNVowVzEL MAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExGTAXBgNVBAoTEEN1ZGEgU3lzdGVtcyBM TEMxGzAZBgNVBAMUEmthcmxAZGVubmluZ2VyLm5ldDCCAiIwDQYJKoZIhvcNAQEBBQADggIP ADCCAgoCggIBAM2N5maxs7NkoY9g5NMxFWll0TYiO7gXrGZTo3q25ZJgNdPMwrntLz/5ewE9 07TEbwJ3ah/Ep9BfZm7JF9vTtE1HkgKtXNKi0pawNGm1Yn26Dz5AbUr1byby6dFtDJr14E07 trzDCtRRvTkOVSBj6PQPal0fAnDtkIYQBVcuMkXkuMCtyfE95pjm8g4K9l7lAcKii3T1/3rE hCc1o2nBnb7EN1/XwBeCDGB+I2SN/ftZDbKQqGAF5q9dUn+iXU7Z/CVSfUWmhVh6cVZA4Ftv TglUqj410OuPx+cUQch3h1kFgsuhQR63HiJc3HbRJllHsV0rihvL1CjeARQkhnA6uY9NLFST p5I/PfzBzW2MSmtN/tGZvmfKKnmtbfUNgkzbIR1K3lsum+yEL71kB93Xtz/4f1demEx5c8TJ RBIniDHjDeLGK1aoBu8nfnvXAvgthFNTWBOEoR49AHEPjC3kZj0l8JQml1Y8bTQD5gtC5txl klO60WV0EufU7Hy9CmynMuFtjiA2v71pm097rXeCdrAKgisdYeEESB+SFrlY65rLiLv4n8o1 PX7DqRfqKkOYIakZ0ug/yHVKcq2EM3RiJxwzls5gT70CoOBlKbrC98O8TA6teON0Jq30M06t NTI2HhvNbJDLbBH+Awf4h1UKB+0ufENwjVvF5Jfz8Ww/FaSDAgMBAAGjgfQwgfEwNwYIKwYB BQUHAQEEKzApMCcGCCsGAQUFBzABhhtodHRwOi8vY3VkYXN5c3RlbXMubmV0Ojg4ODgwCQYD VR0TBAIwADARBglghkgBhvhCAQEEBAMCBaAwCwYDVR0PBAQDAgXgMCwGCWCGSAGG+EIBDQQf Fh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUpfAI3y+751pp9A0w 6vJHx8RoR/MwHwYDVR0jBBgwFoAUJHGbnYV9/N3dvbDKkpQDofrTbTUwHQYDVR0RBBYwFIES a2FybEBkZW5uaW5nZXIubmV0MA0GCSqGSIb3DQEBCwUAA4ICAQBiB6MlugxYJdccD8boZ/u8 d8VxmLkJCtbfyYHRjYdyoABLW5hE3k3xSpYCM9L7vzWyV/UWwDYKi4ZzxHo4g+jG/GQZfKhx v38BQjL2G9xD0Hn2d+cygOq3UPjVYlbbfQoew6JbyCFXrrZ7/0jvRMLAN2+bRC7ynaFUixPH Whnj9JSH7ieYdzak8KN+G2coIC2t2iyfXVKehzi5gdNQ0vJ7+ypbGsRm4gE8Mdo9N/WgFPvZ HPFqR9Dwas7Z+aHwOabpk5r/336SyjOaZsn3MqKJQZL6GqDKusVOCWt+9uFAD8kadg7FetZe atIoD9I+zbp59oVoMnkMDMx7Hi85faU03csusqMGsjSsAzWSI1N8PJytZlchLiykokLKc3OL G87QKlErotlou7cfPX2BbEAH5wmkj9oiqZhxIL/wwAUA+PkiTbEmksKBNompSjUq/6UsR8EA s74gnu17lmijv8mrg2qMlwRirE7qG8pnE8egLtCDxcjd0Of9WMi2NJskn0/ovC7P+J60Napl m3ZIgPJst1piYSE0Zc1FIat4fFphMfK5v4iLblo1tFSlkdx1UNDGdg/U+LaXkNVXlMp8fyPm R80V6cIrCAlEWnBJNxG1UyfbbsvNMCCZBM4faGGsR/hhQOiydlruxhjL6P8J2WV8p11DdeGx KymWoil2s1J5WTGCBRMwggUPAgEBMIGWMIGQMQswCQYDVQQGEwJVUzEQMA4GA1UECBMHRmxv cmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3RlbXMgTExDMRww GgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhNDdWRhIFN5c3Rl bXMgTExDIENBAgE9MA0GCWCGSAFlAwQCAwUAoIICTTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcN AQcBMBwGCSqGSIb3DQEJBTEPFw0xNzAzMDYxNzA3NTNaME8GCSqGSIb3DQEJBDFCBEAWX5eL C4FezF2LMU9QN66ap6P/lCC27CxEjI3ItDUDxV2M/BCw0LJY57N7OAYLw93ti58Vy7oyWzVG XE+x52oEMGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEqMAsGCWCGSAFlAwQBAjAKBggq hkiG9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwICAUAwBwYFKw4DAgcwDQYIKoZI hvcNAwICASgwgacGCSsGAQQBgjcQBDGBmTCBljCBkDELMAkGA1UEBhMCVVMxEDAOBgNVBAgT B0Zsb3JpZGExEjAQBgNVBAcTCU5pY2V2aWxsZTEZMBcGA1UEChMQQ3VkYSBTeXN0ZW1zIExM QzEcMBoGA1UEAxMTQ3VkYSBTeXN0ZW1zIExMQyBDQTEiMCAGCSqGSIb3DQEJARYTQ3VkYSBT eXN0ZW1zIExMQyBDQQIBPTCBqQYLKoZIhvcNAQkQAgsxgZmggZYwgZAxCzAJBgNVBAYTAlVT MRAwDgYDVQQIEwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoTEEN1ZGEg U3lzdGVtcyBMTEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExIjAgBgkqhkiG9w0B CQEWE0N1ZGEgU3lzdGVtcyBMTEMgQ0ECAT0wDQYJKoZIhvcNAQEBBQAEggIAZWexjSV9rPiB N8Mi9NSN9KUjCiosId8HKk3tBxdLSFovG5M7L4QpTbdWr67xiHG6/puRLchsAMEqaOehYotU zcG3yuISIQt+D9ifXM9hFflBOPQXYCPui07I7p/oo3rHWgIalr7P68rmXftAfxxADrdQCZkD pdLHcLdkVPDRC0+tW4bP9NOuZSGpinI6jfXy72716O69K+Du/IrvFPn/FQLfbTDf0mdLe4Uf Q+1tQDKtRPcG1R/UNBBnTFMdSm2kJQnm9OhEJ7yiUDv9XzV9sg7BAtFbzRGkt2flNyzTBcBl MbTsj2yGGCGiN6vtpX6dHBOJ7V5pjvy8wTHlRHowPoclt+JlFmHn//I+i6aJZTtJki7a9zUt OVQSXJEwDYvGMxXAThi0Y3w/fNRxOsJlPQ3l0UY+4FTGZIaSIxCsg2Q3rg97OIk6a+Xk6W/H UOIMyq25XksbYv6LGOb012frlXzyrr4TTTlMrvYTaNs7EXOOWYXdqOPP22wX0CfXGSURVQpU n7zUQ6R95qKWJX0Jw8zpkA0eSFVMavPUfF90vup43rxGJtBuA/f0IFDInMmiw4BKeMhyrDHs XgCaSBzD++uEdPRK8M4FMBRi94q7I4cV7y9Rfow6DVQhN+yTQv1c+mE0WrYOIYUqhHYP/tJ4 FYZXiRo1508XsDgwUa8z/48AAAAAAAA= --------------ms040200060707050606010905--