Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 15 May 2012 07:10:02 -0500 (CDT)
From:      Bryan Venteicher <bryanv@daemoninthecloset.org>
To:        Bernhard Schmidt <bschmidt@techwires.net>
Cc:        wireless@freebsd.org
Subject:   Re: iwn 4965 crash
Message-ID:  <334761908.1356.1337083802480.JavaMail.root@sage.daemoninthecloset.org>
In-Reply-To: <CAAgh0_aQeAVdDmmbep=brn5ToP-g6-NWQ8zbsBSq_kamF4XdCg@mail.gmail.com>

next in thread | previous in thread | raw e-mail | index | archive | help
Hi,

----- Original Message -----
> 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 =C2=A00xffffffff80893085 in kern_reboot (howto=3D260) at
> > /usr/src/sys/kern/kern_shutdown.c:442
> > #2 =C2=A00xffffffff80893531 in panic (fmt=3DVariable "fmt" is not
> > available.
> > ) at /usr/src/sys/kern/kern_shutdown.c:607
> > #3 =C2=A00xffffffff80b7edc0 in trap_fatal (frame=3D0xc, eva=3DVariable =
"eva"
> > is not available.
> > ) at /usr/src/sys/amd64/amd64/trap.c:843
> > #4 =C2=A00xffffffff80b7f13f in trap_pfault (frame=3D0xffffff8114a3e8d0,
> > usermode=3D0) at /usr/src/sys/amd64/amd64/trap.c:759
> > #5 =C2=A00xffffffff80b7f61e in trap (frame=3D0xffffff8114a3e8d0) at
> > /usr/src/sys/amd64/amd64/trap.c:454
> > #6 =C2=A00xffffffff80b6a0af in calltrap () at
> > /usr/src/sys/amd64/amd64/exception.S:228
> > #7 =C2=A00xffffffff8055f1bc in iwn_notif_intr (sc=3D0xffffff800077b000)=
 at
> > /usr/src/sys/dev/iwn/if_iwn.c:2447
> > #8 =C2=A00xffffffff80561438 in iwn_intr (arg=3DVariable "arg" is not
> > available.
> > ) at /usr/src/sys/dev/iwn/if_iwn.c:3197
> > #9 =C2=A00xffffffff80868604 in intr_event_execute_handlers (p=3DVariabl=
e
> > "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
> > <ithread_loop>, arg=3D0xfffffe00043d0ac0,
> > =C2=A0 =C2=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:
> > =C2=A0 2444 =C2=A0 =C2=A0 =C2=A0 =C2=A0 bus_dmamap_sync(sc->rxq.data_dm=
at, data->map,
> > =C2=A0 BUS_DMASYNC_POSTREAD);
> > =C2=A0 2445
> > =C2=A0 2446 =C2=A0 =C2=A0 =C2=A0 =C2=A0 txq =3D &sc->txq[le16toh(ba->qi=
d)];
> > =C2=A0 2447 =C2=A0 =C2=A0 =C2=A0 =C2=A0 tap =3D sc->qid2tap[le16toh(ba-=
>qid)];
> > =C2=A0 2448 =C2=A0 =C2=A0 =C2=A0 =C2=A0 tid =3D WME_AC_TO_TID(tap->txa_=
ac);
> > =C2=A0 2449 =C2=A0 =C2=A0 =C2=A0 =C2=A0 ni =3D tap->txa_ni;
> > =C2=A0 2450 =C2=A0 =C2=A0 =C2=A0 =C2=A0 wn =3D (void *)ni;
> > =C2=A0 2451
> > =C2=A0 2452 =C2=A0 =C2=A0 =C2=A0 =C2=A0 if (wn->agg[tid].bitmap =3D=3D =
0)
> > =C2=A0 2453 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 ret=
urn;
> >
> > FreeBSD curses.daemoninthecloset.org 9.0-STABLE FreeBSD 9.0-STABLE
> > #0: Thu May 10 21:55:32 EDT 2012
> > =C2=A0 =C2=A0 bryanv@curses.daemoninthecloset.org:/usr/obj/usr/src/sys/=
GENERIC
> > =C2=A0amd64
> >
> > vmcore available.
>=20
> Please try attached patch

Patch has been working fine for the last few days. Thanks.

>=20
> --
> Bernhard
>=20



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?334761908.1356.1337083802480.JavaMail.root>