Date: Tue, 3 Feb 2009 18:00:02 GMT From: John Baldwin <jhb@freebsd.org> To: freebsd-amd64@FreeBSD.org Subject: Re: amd64/131209: 7.1-STABLE amd64 crash Message-ID: <200902031800.n13I0262053264@freefall.freebsd.org>
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The following reply was made to PR amd64/131209; it has been noted by GNATS. From: John Baldwin <jhb@freebsd.org> To: Roar Pettersen <roar.pettersen@uib.no> Cc: freebsd-amd64@freebsd.org, freebsd-gnats-submit@freebsd.org Subject: Re: amd64/131209: 7.1-STABLE amd64 crash Date: Tue, 3 Feb 2009 12:55:29 -0500 On Tuesday 03 February 2009 12:32:47 pm Roar Pettersen wrote: > 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 /* Hmm, it shouldn't be faulting here. :( Can you do 'p m0' 'p sw_rx_cons_idx' and 'p sc->rx_mbuf_ptr[sw_rx_cons_idx]'? Also, 'x/i 0xffffffff8021d746'. -- John Baldwin
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