Date: Fri, 28 Aug 2009 00:21:26 -0400 (EDT) From: Mike Andrews <mandrews@bit0.com> To: "Li, Qing" <qing.li@bluecoat.com> Cc: freebsd-current@freebsd.org, Larry Baird <lab@gta.com> Subject: RE: 8.0-BETA3 reproducible panic under load Message-ID: <alpine.BSF.2.00.0908280020270.60783@beast.int.bit0.com> In-Reply-To: <B583FBF374231F4A89607B4D08578A43052773AF@bcs-mail03.internal.cacheflow.com> References: <109727.111234.43119@localhost> <20090827181522.81970.qmail@mailgate.gta.com> <B583FBF374231F4A89607B4D08578A43052773AF@bcs-mail03.internal.cacheflow.com>
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On Thu, 27 Aug 2009, Li, Qing wrote: >> >> Not sure if this is what you hit or not. I once saw something > similar. >> The call to LLE_FREE() in ip_output doesn't expect NULL. Adding >> if (ro->ro_lle != NULL) >> just before the call to LLE_FREE() may fix your crashes. >> > > Actually, LLE_FREE() should not be called at all here because the > "if (!nortfree)" block test applies to route entries that are not > from the flow-table. And if the route entry is not from the > flow-table, then the rt_lle field is invalid. > > I will commit the fix. I commented the LLE_FREE() call out over here, and it seems to have stabilized the machine -- no panics in over 5 hours, where previously i could get one within 5 minutes. Thanks! Any ETA on when the commit will hit RELENG_8?
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