From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bokhan Artem Subject: kernel problems with smart on LSI-92xx Date: Wed, 10 Nov 2010 01:27:25 +0600 Message-ID: <4CD9A09D.7000508@ngs.ru> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------000905040803000305090507" Return-path: Received: from smtpout17.ngs.ru ([195.93.186.223]:46438 "EHLO smtpout17.ngs.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753608Ab0KJTkQ (ORCPT ); Wed, 10 Nov 2010 14:40:16 -0500 Received: from smtpout.ngs.ru (unknown [172.16.0.3]) by smtpout17.ngs.ru (smtpout17.ngs.ru) with ESMTP id CC78E71D87FF for ; Thu, 11 Nov 2010 01:20:47 +0600 (NOVT) Received: from [192.168.3.4] (unknown [192.168.3.4]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: aptem@ngs.ru) by mail.ngs.ru (smtp) with ESMTP id 59167752A68D9 for ; Thu, 11 Nov 2010 01:29:59 +0600 (NOVT) Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org This is a multi-part message in MIME format. --------------000905040803000305090507 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hello. I have kernel problems when trying to run smart commands on LSI-92xx controller. Running self-test on SAS disk (smartctl /dev/sda -dmegaraid,24 -t long) with smartmontools causes kernel oops (?) (and segfault). Look in attachment for dmesg. strace of smartctl: mknod("/dev/megaraid_sas_ioctl_node", S_IFCHR, makedev(251, 0)) = -1 EEXIST (File exists) close(4) = 0 munmap(0x7f4be3a9f000, 4096) = 0 open("/dev/megaraid_sas_ioctl_node", O_RDWR) = 4 ioctl(4, MTRRIOC_SET_ENTRY, 0x7fffa574ed30) = 0 ioctl(4, MTRRIOC_SET_ENTRY, 0x7fffa574eb30) = 0 ioctl(4, MTRRIOC_SET_ENTRY +++ killed by SIGSEGV +++ Viewing smart info is OK (smartctl /dev/sda -dmegaraid,24 -a). Running self-test on SATA disk on the same system is OK. The problem is reproducible with 2.6.32 and 2.6.36 kernels. I understand that linux-ide@vger.kernel.org is not right place to ask this question, but I believe that somebody here can point the way to resolve the problem. --------------000905040803000305090507 Content-Type: text/plain; name="dmesg.txt" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="dmesg.txt" WyAgIDY5LjE2MjM5M10gLS0tLS0tLS0tLS0tWyBjdXQgaGVyZSBdLS0tLS0tLS0tLS0tDQpb ICAgNjkuMTYyNDA0XSBXQVJOSU5HOiBhdCAvYnVpbGQvYnVpbGRkL2xpbnV4LTIuNi4zMi9t bS9wYWdlX2FsbG9jLmM6MTgwNiBfX2FsbG9jX3BhZ2VzX3Nsb3dwYXRoKzB4NDNiLzB4NTgw KCkNClsgICA2OS4xNjI0MDddIEhhcmR3YXJlIG5hbWU6IFg4RFRODQpbICAgNjkuMTYyNDA5 XSBNb2R1bGVzIGxpbmtlZCBpbjogZmJjb24gdGlsZWJsaXQgZm9udCBiaXRibGl0IHNvZnRj dXJzb3IgdmdhMTZmYiB2Z2FzdGF0ZSBpb2F0ZG1hIHJhZGVvbiB0dG0gZHJtX2ttc19oZWxw ZXIgc2hwY2hwIGRybSBpMmNfYWxnb19iaXQgbHAgcGFycG9ydCBmbG9wcHkgcGF0YV9qbWlj cm9uIG1lZ2FyYWlkX3NhcyBpZ2IgZGNhDQpbICAgNjkuMTYyNDI5XSBQaWQ6IDEyMDYsIGNv bW06IHNtYXJ0Y3RsIE5vdCB0YWludGVkIDIuNi4zMi0yNS1zZXJ2ZXIgIzQ1LVVidW50dQ0K 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