Date: Sat, 12 May 2012 09:33:02 +0200 From: Bernhard Schmidt <bschmidt@techwires.net> To: Bryan Venteicher <bryanv@daemoninthecloset.org> Cc: wireless@freebsd.org Subject: Re: iwn 4965 crash Message-ID: <CAAgh0_aQeAVdDmmbep=brn5ToP-g6-NWQ8zbsBSq_kamF4XdCg@mail.gmail.com> In-Reply-To: <1124241085.354.1336803788589.JavaMail.root@sage.daemoninthecloset.org> References: <1359736622.339.1336803382061.JavaMail.root@sage.daemoninthecloset.org> <1124241085.354.1336803788589.JavaMail.root@sage.daemoninthecloset.org>
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--f46d04426aa4ee187e04bfd1dc9f Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On Sat, May 12, 2012 at 8:23 AM, Bryan Venteicher <bryanv@daemoninthecloset.org> wrote: > I've experienced the crash below pretty frequently from a one day old > 9-STABLE during BSDCan, partiality in the 15th floor hacker lounge. > > #1 =A00xffffffff80893085 in kern_reboot (howto=3D260) at /usr/src/sys/ker= n/kern_shutdown.c:442 > #2 =A00xffffffff80893531 in panic (fmt=3DVariable "fmt" is not available. > ) at /usr/src/sys/kern/kern_shutdown.c:607 > #3 =A00xffffffff80b7edc0 in trap_fatal (frame=3D0xc, eva=3DVariable "eva"= is not available. > ) at /usr/src/sys/amd64/amd64/trap.c:843 > #4 =A00xffffffff80b7f13f in trap_pfault (frame=3D0xffffff8114a3e8d0, user= mode=3D0) at /usr/src/sys/amd64/amd64/trap.c:759 > #5 =A00xffffffff80b7f61e in trap (frame=3D0xffffff8114a3e8d0) at /usr/src= /sys/amd64/amd64/trap.c:454 > #6 =A00xffffffff80b6a0af in calltrap () at /usr/src/sys/amd64/amd64/excep= tion.S:228 > #7 =A00xffffffff8055f1bc in iwn_notif_intr (sc=3D0xffffff800077b000) at /= usr/src/sys/dev/iwn/if_iwn.c:2447 > #8 =A00xffffffff80561438 in iwn_intr (arg=3DVariable "arg" is not availab= le. > ) at /usr/src/sys/dev/iwn/if_iwn.c:3197 > #9 =A00xffffffff80868604 in intr_event_execute_handlers (p=3DVariable "p"= is not available. > ) at /usr/src/sys/kern/kern_intr.c:1260 > #10 0xffffffff80869d84 in ithread_loop (arg=3D0xfffffe00043d0ac0) at /usr= /src/sys/kern/kern_intr.c:1273 > #11 0xffffffff808657ef in fork_exit (callout=3D0xffffffff80869ce0 <ithrea= d_loop>, arg=3D0xfffffe00043d0ac0, > =A0 =A0frame=3D0xffffff8114a3ec40) at /usr/src/sys/kern/kern_fork.c:992 > #12 0xffffffff80b6a5de in fork_trampoline () at /usr/src/sys/amd64/amd64/= exception.S:602 > > if_iwn.c: > =A0 2444 =A0 =A0 =A0 =A0 bus_dmamap_sync(sc->rxq.data_dmat, data->map, BU= S_DMASYNC_POSTREAD); > =A0 2445 > =A0 2446 =A0 =A0 =A0 =A0 txq =3D &sc->txq[le16toh(ba->qid)]; > =A0 2447 =A0 =A0 =A0 =A0 tap =3D sc->qid2tap[le16toh(ba->qid)]; > =A0 2448 =A0 =A0 =A0 =A0 tid =3D WME_AC_TO_TID(tap->txa_ac); > =A0 2449 =A0 =A0 =A0 =A0 ni =3D tap->txa_ni; > =A0 2450 =A0 =A0 =A0 =A0 wn =3D (void *)ni; > =A0 2451 > =A0 2452 =A0 =A0 =A0 =A0 if (wn->agg[tid].bitmap =3D=3D 0) > =A0 2453 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 return; > > FreeBSD curses.daemoninthecloset.org 9.0-STABLE FreeBSD 9.0-STABLE #0: Th= u May 10 21:55:32 EDT 2012 =A0 =A0 bryanv@curses.daemoninthecloset.org:/usr= /obj/usr/src/sys/GENERIC =A0amd64 > > vmcore available. Please try attached patch --=20 Bernhard --f46d04426aa4ee187e04bfd1dc9f Content-Type: application/octet-stream; name="iwn_delba.diff" Content-Disposition: attachment; filename="iwn_delba.diff" Content-Transfer-Encoding: base64 X-Attachment-Id: f_h24cxx1l0 SW5kZXg6IHN5cy9kZXYvaXduL2lmX2l3bi5jCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0KLS0tIHN5cy9kZXYvaXduL2lm X2l3bi5jCShyZXZpc2lvbiAyMzQ5NzUpCisrKyBzeXMvZGV2L2l3bi9pZl9pd24uYwkod29ya2lu ZyBjb3B5KQpAQCAtMjc1OCwxMyArMjc1OCwxMyBAQCBzdGF0aWMgdm9pZAogaXduX2FtcGR1X3R4 X2RvbmUoc3RydWN0IGl3bl9zb2Z0YyAqc2MsIGludCBxaWQsIGludCBpZHgsIGludCBuZnJhbWVz LAogICAgIHZvaWQgKnN0YXQpCiB7CisJc3RydWN0IGl3bl9vcHMgKm9wcyA9ICZzYy0+b3BzOwog CXN0cnVjdCBpZm5ldCAqaWZwID0gc2MtPnNjX2lmcDsKIAlzdHJ1Y3QgaXduX3R4X3JpbmcgKnJp bmcgPSAmc2MtPnR4cVtxaWRdOwogCXN0cnVjdCBpd25fdHhfZGF0YSAqZGF0YTsKIAlzdHJ1Y3Qg bWJ1ZiAqbTsKIAlzdHJ1Y3QgaXduX25vZGUgKnduOwogCXN0cnVjdCBpZWVlODAyMTFfbm9kZSAq 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