Date: Mon, 22 Mar 2004 07:53:28 -0800 (PST) From: Mike <mikef@zerompg.com> To: freebsd-gnats-submit@FreeBSD.org Subject: i386/64572: kernel panic when running ifconfig in perl to create vlans Message-ID: <200403221553.i2MFrSgG071347@www.freebsd.org> Resent-Message-ID: <200403221600.i2MG0ZRZ039837@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
>Number: 64572 >Category: i386 >Synopsis: kernel panic when running ifconfig in perl to create vlans >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-i386 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Mar 22 08:00:35 PST 2004 >Closed-Date: >Last-Modified: >Originator: Mike >Release: 5.2.1 >Organization: None >Environment: FreeBSD hostname.blah.com 5.2.1-RELEASE FreeBSD 5.2.1-RELEASE #0: Mon Feb 23 20:45:55 GMT 2004 root@wv1u.btc.adaptec.com:/usr/obj/usr/src/sys/GENERIC i386 >Description: When creating vlans manually i get no kernel panic: Works-> ifconfig vlan30 create vlan 30 vlandev fxp2 mtu 1500 up But when i use a perl script to pull values from an array and run it I get a kernel panic. >How-To-Repeat: Use this Perl script: #!/usr/bin/perl @vlans=( "30,fxp2", "31,fxp2", "32,fxp2" ); foreach (@vlans){ ($vnum,$int)=(split "," ,$_)[0,1]; print("Bringing up VLAN $vnum on $int\n"); system("ifconfig vlan$vnum create vlan $vnum vlandev $int mtu 1500 up"); } >Fix: It looks like the problem is just bringing the interface up in perl if I use: system("ifconfig vlan$vnum create vlan $vnum vlandev $int mtu 1500") it works but "ifconfig vlan$vnum up" is what causes the panic >Release-Note: >Audit-Trail: >Unformatted:
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200403221553.i2MFrSgG071347>