Date: Sat, 21 Aug 2004 15:08:14 +0200 From: "Simon L. Nielsen" <simon@FreeBSD.org> To: Kent Hauser <kent.hauser@verizon.net> Cc: =?iso-8859-1?Q?S=F8ren?= Schmidt <sos@DeepCore.dk> Subject: Re: RELENG_5: ata interrupt problems Message-ID: <20040821130814.GA2795@arthur.nitro.dk> In-Reply-To: <20040820085322.GC16420@eddie.nitro.dk> References: <200408191632.25637.kent.hauser@verizon.net> <20040820085322.GC16420@eddie.nitro.dk>
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On 2004.08.20 10:53:23 +0200, Simon L. Nielsen wrote:
> [CC'ing Mr. ATA]
>
> On 2004.08.19 16:32:25 -1000, Kent Hauser wrote:
>
> > I updated my IBM T41 from a May -CURRENT to -RELENG_5 & am now getting
> > "READ_DMA interrupt but timeout fired" (also WRITE_DMA). After a minute=
or so
> > it drops into the debugger. Kernel is unmodified GENERIC.
>
> I have seen something similar the last couple of days when I boot with
> my DVD/CDRW drive attached in my Thinkpad R40. I can't get to the
> dmesg of the errors that occour before the panic, but I can get that
> tonight.
The actual errors from a 5.3-BETA from today (hand transcribed):
ad0: 73863MB <HTS548080M9AT00/MG40A50A> [150071/16/63] at ata0-master UDMA1=
00
ATAPI_RESET time =3D 150us
ata1-slave: FAILURE - ATAPI_IDENTIFY timed out
ATAPI_RESET time =3D 150us
acd0: CDRW <UJDA740 DVD/CDRW/1.04> at ata1-master UDMA33
Mounting root from ufs:/dev/ad0s2a
[...]
ad0: WARNING - READ_DME interupt was seen but timeout fired LBA=3D41574224
[...]
ad0: WARNING - READ_DME interupt was seen but timeout fired LBA=3D41562160
ad0: WARNING - READ_DME interupt was seen but timeout fired LBA=3D41562160
ad0: WARNING - READ_DME interupt was seen but taskqueue stalled LBA=3D41562=
160
Slab at 0xc1c3ff70, freei 3 =3D 0
The "[...]" is just normal startup. It goes as far as the script that
attaches my GDBE partition before it panics.
And then it panics like below:
> panic: Duplicate free of item 0xc1c3f18c from zone 0xc198e160(g_bio)
>
> panic messages:
> ---
> panic: Duplicate free of item 0xc1c3f18c from zone 0xc198e160(g_bio)
>
> cpuid =3D 0;
> KDB: enter: panic
> Dumping 511 MB
> 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 32=
0 336 352 368 384 400 416 432 448 464 480 496
> ---
> Reading symbols from /boot/kernel/mac_portacl.ko...done.
> Loaded symbols for /boot/kernel/mac_portacl.ko
> Reading symbols from /boot/kernel/acpi.ko...done.
> Loaded symbols for /boot/kernel/acpi.ko
> #0 doadump () at pcpu.h:159
> 159 pcpu.h: No such file or directory.
> in pcpu.h
> (kgdb) bt
> #0 doadump () at pcpu.h:159
> #1 0xc0455929 in db_fncall (dummy1=3D0, dummy2=3D0, dummy3=3D1999, dummy=
4=3D0xd41dc9c4 "`\016}@")
> at /usr/src/sys/ddb/db_command.c:531
> #2 0xc04556d8 in db_command (last_cmdp=3D0xc07d0564, cmd_table=3D0x0, au=
x_cmd_tablep=3D0xc0791d44,=20
> aux_cmd_tablep_end=3D0xc0791d48) at /usr/src/sys/ddb/db_command.c:349
> #3 0xc04557c9 in db_command_loop () at /usr/src/sys/ddb/db_command.c:455
> #4 0xc0457631 in db_trap (type=3D3, code=3D0) at /usr/src/sys/ddb/db_mai=
n.c:221
> #5 0xc056e846 in kdb_trap (type=3D0, code=3D0, tf=3D0x1) at /usr/src/sys=
/kern/subr_kdb.c:417
> #6 0xc071bb53 in trap (frame=3D
> {tf_fs =3D 24, tf_es =3D 16, tf_ds =3D -736296944, tf_edi =3D 256, =
tf_esi =3D 1, tf_ebp =3D -736244900, tf_isp =3D -736244928, tf_ebx =3D -736=
244848, tf_edx =3D 1, tf_ecx =3D -1056882688, tf_eax =3D 18, tf_trapno =3D =
3, tf_err =3D 0, tf_eip =3D -1068046953, tf_cs =3D 8, tf_eflags =3D 646, tf=
_esp =3D -1065960684, tf_ss =3D -1065968875})
> at /usr/src/sys/i386/i386/trap.c:576
> #7 0xc0707ffa in calltrap () at /usr/src/sys/i386/i386/exception.s:140
> #8 0xc0554cb5 in panic (fmt=3D0xc0787482 "Duplicate free of item %p from=
zone %p(%s)\n")
> at /usr/src/sys/kern/kern_shutdown.c:542
> #9 0xc06de677 in uma_dbg_free (zone=3D0xc198e160, slab=3D0xc1c3ff70, ite=
m=3D0xc1c3f18c)
> at /usr/src/sys/vm/uma_dbg.c:276
> #10 0xc06dd0ac in uma_zfree_arg (zone=3D0xc196d640, item=3D0xc1c3f18c, ud=
ata=3D0x0)
> at /usr/src/sys/vm/uma_core.c:2228
> #11 0xc0519147 in g_destroy_bio (bp=3D0x0) at uma.h:302
> #12 0xc0516fe0 in g_dev_done (bp2=3D0xc1c3f18c) at /usr/src/sys/geom/geom=
_dev.c:328
> #13 0xc05a4244 in biodone (bp=3D0xc1c3f18c) at /usr/src/sys/kern/vfs_bio.=
c:3002
> #14 0xc0472f16 in ad_done (request=3D0xc1c3b438) at /usr/src/sys/dev/ata/=
ata-disk.c:322
> #15 0xc0462ac0 in ata_completed (context=3D0xc1c3b438, dummy=3D0) at /usr=
/src/sys/dev/ata/ata-queue.c:404
> #16 0xc0462c0e in ata_timeout (request=3D0xc1c3b438) at /usr/src/sys/dev/=
ata/ata-queue.c:442
> #17 0xc0562417 in softclock (dummy=3D0x0) at /usr/src/sys/kern/kern_timeo=
ut.c:259
> #18 0xc053c5b4 in ithread_loop (arg=3D0xc19b2580) at /usr/src/sys/kern/ke=
rn_intr.c:546
> #19 0xc053b6d1 in fork_exit (callout=3D0xc053c455 <ithread_loop>, arg=3D0=
x0, frame=3D0x0)
> at /usr/src/sys/kern/kern_fork.c:820
--=20
Simon L. Nielsen
FreeBSD Documentation Team
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