netdev - Re: r8169: instant crash if receiving packet larger than MTU

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20090217193749.GA12921@electric-eye.fr.zoreil.com>
Date:	Tue, 17 Feb 2009 20:37:49 +0100
From:	Francois Romieu <romieu@...zoreil.com>
To:	Michael Tokarev <mjt@....msk.ru>
Cc:	netdev <netdev@...r.kernel.org>
Subject: Re: r8169: instant crash if receiving packet larger than MTU

Michael Tokarev <mjt@....msk.ru> :
> I played with jumbo frames today at home on two
> machines with built-in r8169 NICs.  And discovered
> that, after enabling larger packets on one machine,
> it's sufficient to send SINGLE packet to immediately,
> instantly crash the other machine.

Which size did you use and how did it crash (dead keyboard leds
without any message in the console ?) ?

-- 
Ueimor
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html