Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755226Ab0AULKQ (ORCPT ); Thu, 21 Jan 2010 06:10:16 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755060Ab0AULKP (ORCPT ); Thu, 21 Jan 2010 06:10:15 -0500 Received: from mail-fx0-f220.google.com ([209.85.220.220]:60907 "EHLO mail-fx0-f220.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754946Ab0AULKO (ORCPT ); Thu, 21 Jan 2010 06:10:14 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:date:x-google-sender-auth:message-id:subject :from:to:content-type; b=SEpELwaHktSTyZ4r6TSRRw/4IATv7hnXk8iUTs4cpUA0JoLJvUtCL4Yzqp7DQPRCrJ uIitva7nRXx0aoY1AwQrjZE08oXxhuP8kCD0llDQ2cwsPrjyfwB4tjbtRMc/QC4vxZb3 4P9EbbnAXKBvg5NknOh7m5LomLMbr8WJVVvug= MIME-Version: 1.0 Date: Thu, 21 Jan 2010 12:10:12 +0100 X-Google-Sender-Auth: 09fe239b5af3b195 Message-ID: Subject: perf record -g hangs the system From: Luca Barbieri To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 521 Lines: 14 I'm experiencing a system lockup running the following command: perf record -g true The system hangs and does not respond to any sysrq. No messages are printed to netconsole. This is with 2.6.33-rc4 on an x86-32 Core 2 dual core machine. Any tips on how to debug/fix this? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/