From owner-freebsd-bugs@FreeBSD.ORG Thu Jun 29 14:30:18 2006 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 16B6116A403 for ; Thu, 29 Jun 2006 14:30:18 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2C5C444D45 for ; Thu, 29 Jun 2006 14:30:17 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id k5TEUGwm072826 for ; Thu, 29 Jun 2006 14:30:17 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k5TEUGY8072824; Thu, 29 Jun 2006 14:30:16 GMT (envelope-from gnats) Resent-Date: Thu, 29 Jun 2006 14:30:16 GMT Resent-Message-Id: <200606291430.k5TEUGY8072824@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, Den Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B548016A410 for ; Thu, 29 Jun 2006 14:24:22 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9017B44D4C for ; Thu, 29 Jun 2006 14:24:21 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id k5TEOLYH099336 for ; Thu, 29 Jun 2006 14:24:21 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id k5TEOL2V099335; Thu, 29 Jun 2006 14:24:21 GMT (envelope-from nobody) Message-Id: <200606291424.k5TEOL2V099335@www.freebsd.org> Date: Thu, 29 Jun 2006 14:24:21 GMT From: Den To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Cc: Subject: kern/99607: pppd fail kernel from more interrupts in serilal port (/dev/cuad0) X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Jun 2006 14:30:18 -0000 >Number: 99607 >Category: kern >Synopsis: pppd fail kernel from more interrupts in serilal port (/dev/cuad0) >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Jun 29 14:30:16 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Den >Release: 6.1-RELEASE-p2 >Organization: >Environment: FreeBSD master.local 6.1-RELEASE-p2 FreeBSD 6.1-RELEASE-p2 #4: Sat Jun 24 23:48:55 YEKST 2006 root@master.local:/usr/src/sys/i386/compile/MY i386 >Description: Use pppd fail kernel from more interrupts in serilal port (/dev/cuad0) >How-To-Repeat: Use pppd and modem dial-up (50kb/s, serial port /dev/cuad0) from conect ISP. Get more messages: Jun 29 20:12:13 master kernel: sio0: 16 more interrupt-level buffer overf lows (total 16) Jun 29 20:12:14 master kernel: sio0: 83 more interrupt-level buffer overflows (t otal 99) Jun 29 20:12:16 master kernel: sio0: 16 more interrupt-level buffer overflows (t otal 115) Jun 29 20:12:37 master kernel: sio0: 16 more interrupt-level buffer overflows (t otal 131) Jun 29 20:12:48 master kernel: sio0: 16 more interrupt-level buffer overflows (t otal 147) And Fail kernel , frozen OS. >Fix: Don't use pppd, clear kernel, no pppd in her. >Release-Note: >Audit-Trail: >Unformatted: