Date: Wed, 11 Apr 2001 22:24:54 +0200 (CEST) From: Philippe CASIDY <pcasidy@casidy.com> To: FreeBSD-gnats-submit@freebsd.org Subject: kern/26501: Forever loop is isa/sio.c Message-ID: <200104112024.f3BKOsR03135@greatoak.home>
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>Number: 26501 >Category: kern >Synopsis: Unsuported PCCARD freeze the kernel in isa/sio.c >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Apr 11 13:30:00 PDT 2001 >Closed-Date: >Last-Modified: >Originator: Philippe CASIDY >Release: FreeBSD 4.2 i386 >Organization: >Environment: System: FreeBSD 4.2-Stable i386 >Description: If one insert an unsupported modem PCCARD such as 3COM 3056 with good entries in pccard.conf, the kernel freeze and the only solution is to hard reset the computer. There is a while(TRUE) at line 1469 of isa/sio.c $FreeBSD: src/sys/isa/sio.c,v 1.291.2.16 2001/03/12 13:47:29 sanpei Exp $ which is not interruptable. That freezes the kernel if the device is not recognized. >How-To-Repeat: Modify the pccard.conf to recognize an unsupported sio card. Insert the card with pccardd running. >Fix: >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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