From: Etsushi Kato <ekato@ees.hokudai.ac.jp>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: paulus@samba.org, linuxppc-dev@lists.linuxppc.org
Subject: Re: tlbia and PPC603
Date: Thu, 20 Jun 2002 19:35:05 +0900 [thread overview]
Message-ID: <20020620193505D.ekato@ees.hokudai.ac.jp> (raw)
In-Reply-To: <20020620075355.30719@smtp.adsl.oleane.com>
On Thu, Jun 20, 2002 at 09:53:55AM +0200,
Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> Your xmon trace show something interesting: xmon itself crashes with a
> trap 300 while trying to access the hash table. The hash beeing mapped
> with a BAT, that shouldn't be an issue with the TLB handlers nor with
> a stale TLB entry. I currently fail to see what could be going on there,
> could you try to reproduce that crash ? In this case, once "h" fails
> within xmon, type
>
> di %pc
>mon di %pc
c00c2ef4 7d7c002e lwzx r11,r28,r0
c00c2ef8 7e6a4b78 or r10,r19,r9
c00c2efc 7c0b5000 cmpw r11,r10
c00c2f00 3b280001 addi r25,r8,1
c00c2f04 3bc00000 li r30,0
c00c2f08 7ffc0214 add r31,r28,r0
c00c2f0c 39200000 li r9,0
c00c2f10 3b5d1000 addi r26,r29,4096
c00c2f14 4800001c b 0xc00c2f30
c00c2f18 39290001 addi r9,r9,1
c00c2f1c 2c090007 cmpwi r9,7
c00c2f20 3bff0008 addi r31,r31,8
c00c2f24 41810014 bgt 0xc00c2f38
c00c2f28 801f0000 lwz r0,0(r31)
c00c2f2c 7c005000 cmpw r0,r10
c00c2f30 4082ffe8 bne 0xc00c2f18
> r
>mon r
R00 = 00000000 R01 = c796db50 R02 = c796c000 R03 = 00000000
R04 = 00000000 R05 = 0ffff000 R06 = 00000000 R07 = 00000000
R08 = 00000000 R09 = 80000000 R10 = 0f0f0f0f R11 = 00000000
R12 = 84282424 R13 = 1005c3bc R14 = c796dee8 R15 = 240004e3
R16 = c02d62c0 R17 = c796c000 R18 = c02b0000 R19 = 00000000
R20 = 00009032 R21 = 0000ffff R22 = 00000000 R23 = 00000000
R24 = ffffffff R25 = c0512bc0 R26 = c02a0000 R27 = 00000000
R28 = 00000000 R29 = 00000000 R30 = c02a0000 R31 = 00000000
pc = c00c2ef4 msr = 00001032 lr = c00c3114 cr = 84282424
ctr = 00000000 xer = 20000000 trap = 300
--
Etsushi Kato
ekato@ees.hokudai.ac.jp
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-06-20 10:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20020620174254U.ekato@ees.hokudai.ac.jp>
2002-06-20 7:53 ` tlbia and PPC603 Benjamin Herrenschmidt
2002-06-20 10:35 ` Etsushi Kato [this message]
2002-06-20 9:12 ` Benjamin Herrenschmidt
2002-06-19 11:17 Etsushi Kato
2002-06-18 23:55 ` Benjamin Herrenschmidt
2002-06-19 3:10 ` Benjamin Herrenschmidt
2002-06-20 6:09 ` Etsushi Kato
2002-06-19 3:51 ` Benjamin Herrenschmidt
2002-06-20 7:57 ` Etsushi Kato
2002-06-20 6:36 ` Benjamin Herrenschmidt
2002-06-20 11:15 ` Gabriel Paubert
2002-06-25 14:43 ` Etsushi Kato
2002-06-24 4:02 ` Benjamin Herrenschmidt
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