From mboxrd@z Thu Jan 1 00:00:00 1970 From: dann frazier Subject: soft lockups/OOM after unix socket fixes Date: Thu, 20 Nov 2008 15:03:27 -0700 Message-ID: <20081120220326.GE24416@ldl.fc.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: netdev@vger.kernel.org Return-path: Received: from g1t0029.austin.hp.com ([15.216.28.36]:24117 "EHLO g1t0029.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752005AbYKTWDb (ORCPT ); Thu, 20 Nov 2008 17:03:31 -0500 Received: from g1t0039.austin.hp.com (g1t0039.austin.hp.com [16.236.32.45]) by g1t0029.austin.hp.com (Postfix) with ESMTP id D11DE381BD for ; Thu, 20 Nov 2008 22:03:30 +0000 (UTC) Received: from ldl.fc.hp.com (ldl.fc.hp.com [15.11.146.30]) by g1t0039.austin.hp.com (Postfix) with ESMTP id B9B91340F6 for ; Thu, 20 Nov 2008 22:03:30 +0000 (UTC) Received: from localhost (ldl.fc.hp.com [127.0.0.1]) by ldl.fc.hp.com (Postfix) with ESMTP id 5F83A39C07C for ; Thu, 20 Nov 2008 15:03:30 -0700 (MST) Received: from ldl.fc.hp.com ([127.0.0.1]) by localhost (ldl.fc.hp.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rIrre5XxHA-P for ; Thu, 20 Nov 2008 15:03:29 -0700 (MST) Received: from krebs (krebs.dannf [10.8.0.7]) by ldl.fc.hp.com (Postfix) with ESMTP id 6A09C39C009 for ; Thu, 20 Nov 2008 15:03:27 -0700 (MST) Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: hey, I'm noticing that if I run the unix.c program from [1] in a tight loop on 2.6.28-rc5, I get frequent soft lockups. Eventually, the OOM killer kicks in and starts taking out other processes. I've posted a console log here: http://free.linux.hp.com/~dannf/unix-soft-lockups.log [1] http://marc.info/?l=linux-netdev&m=122593044330973&w=2 -- dann frazier