Date: Sun, 26 Jun 2005 06:17:30 +0400 From: Andrey Chernov <ache@freebsd.org> To: Mike Silbersack <silby@silby.com> Cc: current@freebsd.org, Thierry Herbelot <thierry@herbelot.com> Subject: Re: Mbuf double-free guilty party detection patch Message-ID: <20050626021729.GA1991@nagual.pp.ru> In-Reply-To: <20050625171206.S935@odysseus.silby.com> References: <20050624212729.C537@odysseus.silby.com> <20050625133052.GA23599@peter.osted.lan> <1437.64.215.82.94.1119717536.squirrel@webmail2.pair.com> <20050625173217.GA24306@peter.osted.lan> <20050625171206.S935@odysseus.silby.com>
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On Sat, Jun 25, 2005 at 05:13:18PM -0500, Mike Silbersack wrote: > Here's a fixed version of the patch that should return the correct I got lots of: Jun 26 05:22:44 pobrecita kernel: This memory last freed by: c04d7a88 Jun 26 05:22:44 pobrecita kernel: Memory modified after free 0xc2458900(256) val=0 @ 0xc2458930 with "@ 0xc2458930" part changed and "last freed" addresses are: c04d7a88, c04dbe9d, c04dc490, c04dffff, c04e02bc kgdb /sys/i386/compile/POBRECITA/kernel.debug /dev/mem (kgdb) x 0xc04d7a88 0xc04d7a88 <m_freem+24>: 0xf475c085 (kgdb) x 0xc04dffff 0xc04dffff <sbcompress+431>: 0x66ebc389 (kgdb) x 0xc04dc490 0xc04dc490 <soreceive+2640>: 0x8908558b (kgdb) x 0xc04e02bc 0xc04e02bc <sbdrop_locked+236>: 0xdb85c189 (kgdb) x 0xc04dbe9d 0xc04dbe9d <soreceive+1117>: 0x8908558b Is it helps? -- http://ache.pp.ru/
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