From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 25 Jun 2001 20:10:19 +0000 (GMT) From: James Stevenson Subject: Re: all processes waiting in TASK_UNINTERRUPTIBLE state In-Reply-To: <200106251705.MAA02325@ccure.karaya.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Jeff Dike Cc: Bulent Abali , Linux MM , Linux Kernel List-ID: Hi i have been looking at it a lot over the past few days i seem to be the person who can trigger it easyest. over the past couple of days i have been running with the #define WAITQUEUE_DEBUG 1 no problems seem to have appeared there though and the bug still triggers. On Mon, 25 Jun 2001, Jeff Dike wrote: > abali@us.ibm.com said: > > I am running in to a problem, seemingly a deadlock situation, where > > almost all the processes end up in the TASK_UNINTERRUPTIBLE state. > > All the process eventually stop responding, including login shell, no > > screen updates, keyboard etc. Can ping and sysrq key works. I > > traced the tasks through sysrq-t key. The processors are in the idle > > state. Tasks all seem to get stuck in the __wait_on_page or > > __lock_page. i also seem to get ut ub __wait_on_buffer and ___wait_on_page James -- --------------------------------------------- Web: http://www.stev.org Mobile: +44 07779080838 E-Mail: mistral@stev.org 8:00pm up 2 days, 12 min, 4 users, load average: 1.41, 0.38, 0.40 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/