Date: Wed, 27 Dec 2006 20:50:10 -0800 (PST) From: Tom Samplonius <tom@samplonius.org> To: Andrea Campi <andrea+freebsd_stable@webcom.it> Cc: freebsd-stable@freebsd.org Subject: Re: panic: bus_dmamap_load_mbuf_sg still there Message-ID: <10013596.291167281410745.JavaMail.root@ly.sdf.com> In-Reply-To: <20061227190316.GC21640@webcom.it>
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I have a Soekris board, so I'm interested. What's the PR number for the bug? How frequently does it occur? It is good to log all of the details to the PR. ----- Andrea Campi <andrea+freebsd_stable@webcom.it> wrote: > Hi, > > this panic has been reported a few times in the past, both by me and > other people; I just updated my Soekris box to 6.2-RC2 and it's still > happening. > > panic: bus_dmamap_load_mbuf_sg: no mbuf packet header! > KDB: stack backtrace: > panic(c06128c3,c060f93c,c055b9af,c0db804e,c0db803e,...) at panic+0xef > bus_dmamap_load_mbuf_sg(c0d18e00,0,c0db8000,c0d627d8,c0d627b8,1) at > bus_dmamap_load_mbuf_sg+0x4ec > ath_start(c0d55000,35000,36,0,c1000000,...) at ath_start+0x26f > ether_output_frame(c0d55000,c0fee600,c1000006,0,1,...) at > ether_output_frame+0x226 > ether_output(c0d55000,c0fee600,c56f6bb0,c0feb840) at > ether_output+0x2de > ip_output(c0fee600,0,c56f6bac,1,0,0) at ip_output+0xaad > ip_forward(c0cf9648,c56f6c78,c04e14dd,c066ca40,1,...) at > ip_forward+0x120 > ip_input(c0fee600,18,c0673378,c56f6cec,c0541fd7,...) at > ip_input+0x8d5 > netisr_processqueue(c0d12240,c0cef400,0,c56f6d0c,c04bd93b,...) at > netisr_processqueue+0x13 > swi_net(0,c0cef438,c0cfaa80,c04bd740,c0cf9648,...) at swi_net+0x97 > ithread_loop(c0ce8750,c56f6d38,c0ce8750,c04bd740,0,...) at > ithread_loop+0x1fb > fork_exit(c04bd740,c0ce8750,c56f6d38) at fork_exit+0x83 > fork_trampoline() at fork_trampoline+0x8 > --- trap 0x1, eip = 0, esp = 0xc56f6d6c, ebp = 0 --- > KDB: enter: panic > [thread pid 13 tid 100003 ] > Stopped at kdb_enter+0x2c: leal 0(%esi),%esi > > > It has been suggested that it may be pf-related, but I don't have a > clue on how to go about digging more info out. > Any idea? > > Bye, > Andrea > > -- > If it's there, and you can see it, it's real. If it's not there, and > you can see it, it's virtual. If it's there, and you can't see it, > it's transparent. If it's not there, and you can't see it, you erased > it. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to > "freebsd-stable-unsubscribe@freebsd.org"
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