Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753945Ab3GODsm (ORCPT ); Sun, 14 Jul 2013 23:48:42 -0400 Received: from powered.by.root24.eu ([91.121.15.64]:44836 "EHLO Root24.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753916Ab3GODsl (ORCPT ); Sun, 14 Jul 2013 23:48:41 -0400 Message-ID: <51E37115.3030308@ionic.de> Date: Mon, 15 Jul 2013 05:48:37 +0200 From: Mihai Moldovan User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130620 Thunderbird/17.0.7 MIME-Version: 1.0 To: LKML Subject: Re: Oops (NULL ptr deref) while loading some module References: <51E33A4F.4040500@ionic.de> In-Reply-To: <51E33A4F.4040500@ionic.de> X-Enigmail-Version: 1.5.1 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms080201040209050900080402" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8006 Lines: 145 This is a cryptographically signed message in MIME format. --------------ms080201040209050900080402 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable * On 15.07.2013 01:54 AM, Mihai Moldovan wrote: > This is obviously happening while booting and udev is loading *some* mo= dule, but > I have no idea which module is affected as such. Quick correction: actually, at that time udev hasn't even started. udev i= s being started by my initramfs one good second later, so at the time of those Oo= pses, the root fs wasn't even mounted yet. Maybe the initramfs, but I'm not too= sure either. [ 4.769188] dracut: dracut-029 [ 4.789227] systemd-udevd[1984]: starting version 204 What is the kernel trying to modprobe? Off what location, exactly? It can't be /, as that isn't even mounted yet. The initramfs? Maybe, but this has NO modules packed up whatsoever. I jus= t double-checked. root@valery/tmp/foo# ls lib/modules/3.10.1-OSS4.2-dirty modules.alias modules.alias.bin modules.builtin modules.builtin.bin=20 modules.dep modules.dep.bin modules.devname modules.order modules.sof= tdep=20 modules.symbols modules.symbols.bin The initramfs is solely used for assembling the RAID arrays when booting = and does not include any modules. I just upgraded to 3.10.1 and am still seeing this. Interesting issue, isn't it? :) Mihai --------------ms080201040209050900080402 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIINgjCC BjQwggQcoAMCAQICASAwDQYJKoZIhvcNAQEFBQAwfTELMAkGA1UEBhMCSUwxFjAUBgNVBAoT DVN0YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNp Z25pbmcxKTAnBgNVBAMTIFN0YXJ0Q29tIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MB4XDTA3 MTAyNDIxMDI1NVoXDTE3MTAyNDIxMDI1NVowgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1T dGFydENvbSBMdGQuMSswKQYDVQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWdu aW5nMTgwNgYDVQQDEy9TdGFydENvbSBDbGFzcyAyIFByaW1hcnkgSW50ZXJtZWRpYXRlIENs aWVudCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMsohUWcASz7GfKrpTOM KqANy9BV7V0igWdGxA8IU77L3aTxErQ+fcxtDYZ36Z6GH0YFn7fq5RADteP0AYzrCA+EQTfi 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