Date: Sat, 26 Nov 2005 13:31:22 +0300 From: Gleb Smirnoff <glebius@FreeBSD.org> To: Volcane <volcane.uk@gmail.com> Cc: freebsd-net@FreeBSD.org Subject: arp flood on STABLE: Was: em driver woes Message-ID: <20051126103122.GZ25711@cell.sick.ru> In-Reply-To: <964bdb4d0511251312j10b21214hc8218aa6eadb3894@mail.gmail.com> References: <964bdb4d0511251312j10b21214hc8218aa6eadb3894@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, Nov 25, 2005 at 09:12:04PM +0000, Volcane wrote: V> I scanned through the archive and noticed a posting there about an V> interrupt storm on the em driver, I am not sure if my symptoms are V> related so I decided on a new thread. V> V> I first installed the 6.0-RELEASE using FTP install and everything was V> happy, I then CVSUP'd to RELENG_6 which had an em driver update a few V> hours ago. V> V> Did the world and kernel and booted, on the boot with the new kernel I V> noticed my network was dead. I could get the initial DHCP from my V> server but once it got an IP it wasn't working. V> V> Further investigation with tcpdump showed me a massive amount of arp V> requests for my gateway IP, with replies coming back to the card. V> Output of 'arp -an' showed that the gateway ARP was indeed in the arp V> table so there shouldnt have been any reason for all the arp requests. This is not related to em(4). This is my mistake in last revision of if_ether.c. Please back it out, and your network will be alive again. As soon as I get it fixed I will inform you. -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20051126103122.GZ25711>