From: Wolfgang Denk <wd@denx.de>
To: Tom Rini <trini@kernel.crashing.org>
Cc: paulus@samba.org, linuxppc-dev@lists.linuxppc.org
Subject: Re: Wild Pointer!!!! ( some more info )
Date: Tue, 23 Oct 2001 00:45:51 +0200 [thread overview]
Message-ID: <20011022224556.576D110CD6@denx.denx.de> (raw)
In-Reply-To: Your message of "Mon, 22 Oct 2001 10:12:39 PDT." <20011022101239.K4933@cpe-24-221-152-185.az.sprintbbd.net>
In message <20011022101239.K4933@cpe-24-221-152-185.az.sprintbbd.net> you wrote:
>
> > I see similar effects from linuxppc_2_4_devel (CS 1.592); I've traced
> > a few of them down; they are "strange" - usually it's a store
> > operation into a normal variable in BSS.
>
> Can you try 2_4 ?
Did so, cs-1.438 to be precise. It's the same, at least for the 860P
board I tested it on:
...
root@vl:~# mount -t devpts devpts /dev/pts
Oops: Kernel Mode Software FPU Emulation, sig: 8
NIP: C01293FC XER: 00000000 LR: C004CFAC SP: C0AFDEF0 REGS: c0afde40 TRAP: 1000 Not tainted
MSR: 00009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11
TASK = c0afc000[78] 'mount' Last syscall: 21
last math 00000000 last altivec 00000000
GPR00: 00000100 C0AFDEF0 C0AFC000 C0AD9000 10020FF4 00000000 C0AD9E7C 00000000
GPR08: 00000000 00000000 00000000 00000004 44000088 10026370 00000000 00000000
GPR16: 7FFFFC5C 7FFFFC58 10020000 00000000 00009032 00AFDF40 00000000 C00026E8
GPR24: C0002460 10020138 7FFFFE99 C0AFDF18 C0AD9000 44000088 10020178 00001000
Call backtrace:
C004CF48 C004D214 C00024BC FFFFFFFF 10002604 10003148 10003DD0
10004BA0 0FED9DBC 00000000
Floating point exception
0xc004cf48 -- 0xc004cf10 + 0x0038 copy_mount_options
0xc004d214 -- 0xc004d1e8 + 0x002c sys_mount
0xc00024bc -- 0xc00024bc + 0x0000 ret_from_syscall_1
Exactly the same place.
But at least GDB can load the vmlinux file...
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de
One possible reason that things aren't going according to plan is
that there never was a plan in the first place.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next parent reply other threads:[~2001-10-22 22:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20011022101239.K4933@cpe-24-221-152-185.az.sprintbbd.net>
2001-10-22 22:45 ` Wolfgang Denk [this message]
[not found] <03c101c15a76$7d067320$aac8a8c0@cruise>
2001-10-22 11:41 ` Wild Pointer!!!! ( some more info ) Paul Mackerras
2001-10-22 13:49 ` Wolfgang Denk
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