Date: Thu, 18 Feb 2010 13:32:13 -0800 From: Pyun YongHyeon <pyunyh@gmail.com> To: Slawa Olhovchenkov <slw@zxy.spb.ru> Cc: Nick Rogers <ncrogers@gmail.com>, stable@freebsd.org Subject: Re: trap 12: page fault while in kernel mode on 8.0-RELEASE (possibly bge(4) related) Message-ID: <20100218213213.GD11675@michelle.cdnetworks.com> In-Reply-To: <20100218212428.GJ55307@zxy.spb.ru> References: <147432021002141004o6c1412b7gd548b87709532ef9@mail.gmail.com> <20100216175719.GB1394@michelle.cdnetworks.com> <20100218143822.GA8380@zxy.spb.ru> <20100218193612.GB11675@michelle.cdnetworks.com> <20100218212428.GJ55307@zxy.spb.ru>
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On Fri, Feb 19, 2010 at 12:24:28AM +0300, Slawa Olhovchenkov wrote: > On Thu, Feb 18, 2010 at 11:36:12AM -0800, Pyun YongHyeon wrote: > > > On Thu, Feb 18, 2010 at 05:38:22PM +0300, Slawa Olhovchenkov wrote: > > > On Tue, Feb 16, 2010 at 09:57:19AM -0800, Pyun YongHyeon wrote: > > > > > > > On Sun, Feb 14, 2010 at 10:04:58AM -0800, Nick Rogers wrote: > > > > > I'm having repeated kernel panic issues on 8.0-RELEASE/amd64. Can anyone > > > > > shed light on the below error? I unfortunately cannot provide a proper crash > > > > > dump. The pointer addresses are always the same. The only other thing I've > > > > > noticed that may be related is a watchdog timeout on bge0 error before the > > > > > panic. Thanks. > > > > > > > > > > > > > Any chance to get backtrace from the crash? > > > > > > I got same trouble on the same platform (8.0-STABLE/amd64). > > > hw.bge.allow_asf=0 already > > > > > > I got 2 proper crash dump (first w/ net.inet.ip.forwarding=1 > > > and second w/ net.inet.ip.forwarding=0). > > > > > > > It looks like mbuf pointer was changed to NULL in the middle of IP > > forwarding and IP fragment stage. If bge(4) frees passed mbufs this > > may happen but I'm not sure this comes from bge(4). > > By chance, are you using polling(4) on bge(4)? Also show me the > > I am not using polling. > Ok. > > dmesg output(only bge(4) related one). > > dmesg from boot: > > bge0: <HP NC7782 Gigabit Server Adapter, ASIC rev. 0x002100> mem 0xfdf70000-0xfdf7ffff irq 25 at device 2.0 on pci2 > miibus0: <MII bus> on bge0 > brgphy0: <BCM5704 10/100/1000baseTX PHY> PHY 1 on miibus0 > brgphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto > bge0: Ethernet address: 00:14:c2:3d:e5:52 > bge0: [ITHREAD] > bge1: <HP NC7782 Gigabit Server Adapter, ASIC rev. 0x002100> mem 0xfdf60000-0xfdf6ffff irq 26 at device 2.1 on pci2 > miibus1: <MII bus> on bge1 > brgphy1: <BCM5704 10/100/1000baseTX PHY> PHY 1 on miibus1 > brgphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto > bge1: Ethernet address: 00:14:c2:3d:e5:51 > bge1: [ITHREAD] > bge1: link state changed to UP > bge0: link state changed to UP > > Nothing in dmesg before trap. > Is this PCI-X controller? It would be even better if you can post bge(4) related dmesg output of verbosed boot and the output of "pciconf -lcv".
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