Date: Thu, 13 Jan 2011 16:08:48 -0800 (PST) From: PseudoCylon <moonlightakkiy@yahoo.ca> To: Juergen Lock <nox@jelal.kn-bremen.de>, FreeBSD-gnats-submit@freebsd.org Cc: freebsd-net@freebsd.org Subject: Re: [run] [panic] [patch] Workaround for use-after-free panic Message-ID: <795250.95347.qm@web39304.mail.mud.yahoo.com> In-Reply-To: <201101121955.p0CJtx5B078589@triton8.kn-bremen.de> References: <201101121955.p0CJtx5B078589@triton8.kn-bremen.de>
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----- Original Message ---- > From: Juergen Lock <nox@jelal.kn-bremen.de> > To: FreeBSD-gnats-submit@freebsd.org > Cc: moonlightakkiy@yahoo.ca; freebsd-net@freebsd.org > Sent: Wed, January 12, 2011 12:55:59 PM > Subject: [run] [panic] [patch] Workaround for use-after-free panic > > > >Submitter-Id: current-users > >Originator: Juergen Lock > >Organization: me? organized?? > >Confidential: no > >Synopsis: [run] [panic] [patch] Workaround for use-after-free panic > >Severity: > >Priority: > >Category: kern > >Class: sw-bug > >Release: FreeBSD 8.1-RC2 amd64 > >Environment: > System: FreeBSD triton8.kn-bremen.de 8.1-RC2 FreeBSD 8.1-RC2 #9: Wed Sep 1 >21:53:36 CEST 2010 >nox@triton8.kn-bremen.de:/usr/obj/data2v/home/nox/src-r81/src/sys/TRITON8U >amd64 > > Yes this is an older stable/8 checkout but if_run(4) is > checked out from head. > > >Description: > Running the nic in hostap mode with wpa2 I once every few > weeks got the following crash: > Hello, Thank you for the patch. I have applied it. Please try patched driver out. http://gitorious.org/run/run/trees/ratectl_fix/dev/usb/wlan Basically, I added locks to your patch, so saved pointers are more reliable. AK
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