Date: Fri, 27 May 2011 11:30:09 GMT From: Gleb Smirnoff <glebius@FreeBSD.org> To: freebsd-net@FreeBSD.org Subject: Re: kern/157287: re0: INVARIANTS panic (Memory modified after free) Message-ID: <201105271130.p4RBU9Xv000393@freefall.freebsd.org>
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The following reply was made to PR kern/157287; it has been noted by GNATS. From: Gleb Smirnoff <glebius@FreeBSD.org> To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de> Cc: FreeBSD-gnats-submit@FreeBSD.org, freebsd-bugs@FreeBSD.org Subject: Re: kern/157287: re0: INVARIANTS panic (Memory modified after free) Date: Fri, 27 May 2011 15:22:24 +0400 On Thu, May 26, 2011 at 05:54:24PM +0200, Joerg Wunsch wrote: J> As it turns out this might be related to something else that has been J> using that piece of memory before re(4) is activated, here are the J> boot messages for reference. You can try to add 'options DEBUG_MEMGUARD' to your kernel config, and add the 'vm.memguard.desc=devbuf' to your /boot/loader.conf. This may help to find place where memory is tampered after free. -- Totus tuus, Glebius.
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