From mato@Pod-Palmou.drp.fmph.uniba.sk Fri Oct 4 09:15:42 1996 Received: from Pod-Palmou.drp.fmph.uniba.sk (Pod-Palmou.drp.fmph.uniba.sk [158.195.19.11]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id JAA26549 for ; Fri, 4 Oct 1996 09:15:25 -0700 (PDT) Received: (from mato@localhost) by Pod-Palmou.drp.fmph.uniba.sk (8.7.6/8.7.3) id SAA06488; Fri, 4 Oct 1996 18:11:13 +0200 (MET DST) Message-Id: <199610041611.SAA06488@Pod-Palmou.drp.fmph.uniba.sk> Date: Fri, 4 Oct 1996 18:11:13 +0200 (MET DST) From: Martin Lucina Reply-To: Martin Lucina To: FreeBSD-gnats-submit@freebsd.org Subject: kernel fault when doing scsi reprobe X-Send-Pr-Version: 3.2 >Number: 1723 >Category: kern >Synopsis: kernel fault when doing scsi reprobe >Confidential: no >Severity: serious >Priority: medium >Responsible: gibbs >State: closed >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Oct 4 09:20:03 PDT 1996 >Closed-Date: Mon Nov 2 11:50:17 PST 1998 >Last-Modified: Mon Nov 2 11:50:49 PST 1998 >Originator: Martin Lucina >Release: FreeBSD 2.1-STABLE i386 >Organization: Comenius University, Bratislava, Slovakia >Environment: 1 Adaptec AHA-1542B ISA SCSI Controller Maxtor 7120SCS 120 MB Disk (ID 0 LUN 0) Seagate ST296N 80 MB Disk (ID 1 LUN 0) >Description: When turning on the Seagate disk (which is in an external box) AFTER booting FreeBSD and doing a SCSI reprobe via the /sbin/scsi utility, the kernel will find the newly-turned-on device, record this in the system log and about 1-2s later crash with a kernel fault while in supervisor mode - no page present. >How-To-Repeat: Turn on a external SCSI device WHILE THE OS IS UP and try: # scsi -f /dev/sd0 -r >Fix: >Release-Note: >Audit-Trail: Responsible-Changed-From-To: gnats-admin->freebsd-bugs Responsible-Changed-By: fenner Responsible-Changed-When: Fri Nov 29 13:58:24 PST 1996 Responsible-Changed-Why: Fix up misfiled PR Responsible-Changed-From-To: freebsd-bugs->gibbs Responsible-Changed-By: mpp Responsible-Changed-When: Fri Feb 21 17:22:28 PST 1997 Responsible-Changed-Why: Mail to the originator bounces, but this is a scsi problem, and someone should look at it once before closing it. State-Changed-From-To: open->closed State-Changed-By: gibbs State-Changed-When: Mon Nov 2 11:50:17 PST 1998 State-Changed-Why: SCSI bus reprobes are implemented correctly in the CAM SCSI layer of 3.0R. >Unformatted: