amd64/131209: 7.1-STABLE amd64 crash

[Roar Pettersen]

The following reply was made to PR amd64/131209; it has been noted by GNATS.

From: Roar Pettersen <roar.pettersen at uib.no>
To: John Baldwin <jhb at freebsd.org>
Cc: Roar Pettersen <roar.pettersen at uib.no>, freebsd-amd64 at freebsd.org, 
    freebsd-gnats-submit at freebsd.org
Subject: Re: amd64/131209: 7.1-STABLE amd64 crash
Date: Tue, 3 Feb 2009 18:32:47 +0100 (CET)

 Hello John !
 
 > Looks to be a bug here.  Can you do 'frame 8' followed by 'l' in kgdb?
 
 (kgdb) frame 8
 #8  0xffffffff8021d746 in bce_intr (xsc=Variable "xsc" is not available.
 ) at /usr/src/sys/dev/bce/if_bce.c:5748
 5748                    sc->rx_mbuf_ptr[sw_rx_cons_idx] = NULL;
 
 (kgdb) l
 5743                    bus_dmamap_unload(sc->rx_mbuf_tag,
 5744                        sc->rx_mbuf_map[sw_rx_cons_idx]);
 5745
 5746                    /* Remove the mbuf from the RX chain. */
 5747                    m0 = sc->rx_mbuf_ptr[sw_rx_cons_idx];
 5748                    sc->rx_mbuf_ptr[sw_rx_cons_idx] = NULL;
 5749                    DBRUN(sc->debug_rx_mbuf_alloc--);
 5750                    sc->free_rx_bd++;
 5751
 5752                    /*
 
 
 --
 Med vennlig hilsen / Regards;
 
    Roar Pettersen
    Universitetet i Bergen -  The University of Bergen
    Nygardsgt. 5  -  N-5020 BERGEN  - Norway
    Tlf: +47 55 58 40 55  fax: +47 55 58 40 70
    roar.pettersen at it.uib.no - IT-Avd, UiB - http://www.uib.no