From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751243AbVKNTJr (ORCPT ); Mon, 14 Nov 2005 14:09:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751244AbVKNTJr (ORCPT ); Mon, 14 Nov 2005 14:09:47 -0500 Received: from zproxy.gmail.com ([64.233.162.198]:20505 "EHLO zproxy.gmail.com") by vger.kernel.org with ESMTP id S1751243AbVKNTJq (ORCPT ); Mon, 14 Nov 2005 14:09:46 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:user-agent:x-accept-language:mime-version:to:cc:subject:x-enigmail-version:x-enigmail-supports:content-type:content-transfer-encoding; b=DdNMLG565Akbt7kOAOZKR90jw6AQ/8oweDYnRZLJXJmB1Ozbmx0zemOPCPR5mEDYmiY6tCMW4ZbmuPHNMzlGe68d4rPEMIY5K2LZqd3qXHoxGIeNZjbBsIJ8Mmbe+DoCpVXQ+65BSjo3jofZ23FsvhSIRzjuyF1Br2Pf4SBsiDI= Message-ID: <4378B48E.6010006@gmail.com> Date: Mon, 14 Nov 2005 17:00:14 +0100 From: Luca Falavigna User-Agent: Mozilla Thunderbird 1.0.6 (X11/20050716) X-Accept-Language: it, it-it, en-us, en MIME-Version: 1.0 To: mingo@elte.hu CC: linux-kernel@vger.kernel.org Subject: [BUG] Softlockup detected with linux-2.6.14-rt6 X-Enigmail-Version: 0.89.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 I found this softlockup bug involving arts daemon using a linux-2.6.14-rt6 kernel (with "Complete Preemption" and "Detect Soft Lockups" compiled in). This bug does not happen everytime: I was able to reproduce it only three times in a week. Here is the oops message (obtained from my printer because system is frozen): BUG: artsd:4177, possible softlockup detected on CPU#0! [] softlockup_detected+0x34/0x40 (8) [] softlockup_tick+0xa9/axb0 (20) [] timer_interrupt+0x21/0x40 (12) [] handle_IRQ_event+0x63/0xf0 (12) [] __do_IRQ+0xa3/0x150 (48) [] do_IRQ+0x34/0x70 (40) [] common_interrupt+0x1a/0x20 (8) [] common_interrupt+0x1a/0x20 (20) [] __delay+0x20/0x30 (44) [] snd_timer_close+0x1b4/0x2b0 [snd_timer] (12) [] fasync_helper+0x7a/0x100 (12) [] snd_timer_user_release+0x4c/0x80 [snd_timer] (28) [] __fput+0xad/0x1a0 (24) [] filp_close+0x52/0x90 (40) [] sys_close+0x70/0xc0 (24) [] syscall_call+0x7/0xb (28) Regards, - -- Luca -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iQEVAwUBQ3i0ipK+HIH6ZZ2zAQJ6mwf/QfAY+f+JFfb2cjLIoBrnY6rFsDBFE9XR KeJQmYuRRRmesI/lgNdAH7Wnb3QIqw62AKncWRj3JQj5IOhfQoexnf9IYg08XJoS oDD1mQI5udDJBeGfIUg2AUiPYbtvAdtAZnJQ3QWs9PcN4G6Zi2y9+WfHTFqF/x+P J9vMQa8mSmt3jAQ8E3th/i+njGekk/O7lp86A6CSKfLqhuxPvMJtwYTtZams7kRV xyfKEQ7nkMmWNTYu/Beuxdes2ME70ZBLVSg54OJluhWfKBjviuJCbUT0itGRDTaL RZ7Uev1OE7QiVY6g55xYRCwB/QO3un93iQy4N1rXNyIGS2koVGsq5Q== =u9dF -----END PGP SIGNATURE-----