Date: Tue, 12 Aug 2003 22:29:54 +0200 From: Eivind Olsen <eivind@aminor.no> To: Peter Edwards <peter.edwards@openet-telecom.com>, Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: freebsd-current@freebsd.org Subject: Re: Crash in g_dev_strategy / CURRENT as of yesterday. Message-ID: <15259437.1060727394@[192.168.0.2]> In-Reply-To: <1060717194.45511.137.camel@rocklobster.openet-telecom.lan> References: <770.1060717174@critter.freebsd.dk> <1060717194.45511.137.camel@rocklobster.openet-telecom.lan>
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--On 12. august 2003 20:39 +0100 Peter Edwards
<peter.edwards@openet-telecom.com> wrote:
>> # 10 0xc04f3c65 in trap (frame=
>> {tf_fs = -1059913704, tf_es = -890109936, tf_ds = -1070268400,
>> tf_edi
>> = -1040540480, tf_esi = -978597456, tf_ebp = -890095148, tf_isp =
>> -890095220, tf_ebx = 0, tf_edx = 0, tf_ecx = 0, tf_eax = 16343040,
>> tf_trapno = 12, tf_err = 2, tf_eip = -1070560519, tf_cs = 8, tf_eflags
>> =
>> 66054, tf_esp = -978597456, tf_ss = -1067143852}) at
>> /usr/src/sys/i386/i386/trap.c:420
> Look at tf_eip: -1070560519 = 0xc0308af9
> What does "list *0xc0308af9" show in gdb?
(kgdb) list *0xc0308af9
0xc0308af9 is in g_dev_strategy (/usr/src/sys/geom/geom_dev.c:401).
396 KASSERT(cp->acr || cp->acw,
397 ("Consumer with zero access count in g_dev_strategy"));
398
399 bp2 = g_clone_bio(bp);
400 KASSERT(bp2 != NULL, ("XXX: ENOMEM in a bad place"));
401 bp2->bio_offset = (off_t)bp->bio_blkno << DEV_BSHIFT;
402 KASSERT(bp2->bio_offset >= 0,
403 ("Negative bio_offset (%jd) on bio %p",
404 (intmax_t)bp2->bio_offset, bp));
405 bp2->bio_length = (off_t)bp->bio_bcount;
(kgdb)
--
Regards / Hilsen
Eivind Olsen
<eivind@aminor.no>
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