From owner-freebsd-bugs@FreeBSD.ORG Tue Apr 29 17:00:01 2014 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 16DA24C5 for ; Tue, 29 Apr 2014 17:00:01 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id CD5451D32 for ; Tue, 29 Apr 2014 17:00:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.8/8.14.8) with ESMTP id s3TH00R1041838 for ; Tue, 29 Apr 2014 17:00:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.8/8.14.8/Submit) id s3TH00JC041807; Tue, 29 Apr 2014 17:00:00 GMT (envelope-from gnats) Resent-Date: Tue, 29 Apr 2014 17:00:00 GMT Resent-Message-Id: <201404291700.s3TH00JC041807@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Chenkai Cao Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id C01E5FA0 for ; Tue, 29 Apr 2014 16:53:52 +0000 (UTC) Received: from cgiserv.freebsd.org (cgiserv.freebsd.org [IPv6:2001:1900:2254:206a::50:4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id AB9A11CCE for ; Tue, 29 Apr 2014 16:53:52 +0000 (UTC) Received: from cgiserv.freebsd.org ([127.0.1.6]) by cgiserv.freebsd.org (8.14.8/8.14.8) with ESMTP id s3TGrpah026255 for ; Tue, 29 Apr 2014 16:53:51 GMT (envelope-from nobody@cgiserv.freebsd.org) Received: (from nobody@localhost) by cgiserv.freebsd.org (8.14.8/8.14.8/Submit) id s3TGrpwB026248; Tue, 29 Apr 2014 16:53:51 GMT (envelope-from nobody) Message-Id: <201404291653.s3TGrpwB026248@cgiserv.freebsd.org> Date: Tue, 29 Apr 2014 16:53:51 GMT From: Chenkai Cao To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: kern/189117: There is a very big chance crash the system in my computer when I use "netstat -si". X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Apr 2014 17:00:01 -0000 >Number: 189117 >Category: kern >Synopsis: There is a very big chance crash the system in my computer when I use "netstat -si". >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Apr 29 17:00:00 UTC 2014 >Closed-Date: >Last-Modified: >Originator: Chenkai Cao >Release: 10.0-RELEASE-p1 >Organization: Home >Environment: FreeBSD Sky23eCao.mydomain 10.0-RELEASE-p1 FreeBSD 10.0-RELEASE-p1 #0 r264294: Wed Apr 9 18:38:56 CST 2014 root@:/usr/obj/usr/src/sys/SKY23ECAO amd64 >Description: When I type "netstat -si" in xterm on my physical machine, system crash. The user is not root, but in group "wheel". After restart the system, I see the line: "savecore: reboot after panic: page fault" And then I try it again in a idle system, and crash again. It is correct in VirtualBox in which FreeBSD 10.0-RELEASE-p1 runs. >How-To-Repeat: I start the system, and launch xterm, and then type "netstat -si" in it, and type enter, and the system freeze.(maybe it is dumping the kernel) After 5-10 seconds, system restart automatically. >Fix: >Release-Note: >Audit-Trail: >Unformatted: