From: "Luca Tettamanti" <kronos.it@gmail.com>
To: "Peter Zijlstra" <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org, mingo@redhat.com
Subject: Re: [2.6.27] overlapping early reservations [was: early exception - lockdep related?]
Date: Fri, 5 Sep 2008 21:17:13 +0200 [thread overview]
Message-ID: <68676e00809051217h3da02a6bld4412b4a2ee3b728@mail.gmail.com> (raw)
On Thu, Sep 4, 2008 at 10:51 PM, Luca Tettamanti <kronos.it@gmail.com> wrote:
> On Thu, Sep 4, 2008 at 4:25 PM, Peter Zijlstra <peterz@infradead.org> wrote:
>> Sadly your config just boots, albeit not to userspace due to missing
>> drivers.
>
> Yes, I managed to boot it with qemu... I tried kgdb - without luck -
> kernel dies too early.
> I also managed to get a stack trace :D
>
> http://img151.imageshack.us/my.php?image=tracedm1.jpg
>
> It seems that lockdep is an innocent bystander... the kernel died with
> panic() in __reserve_early, and then took another exception while
> printing the panic (I guess).
> Will add further debug stuff to see wtf is going on.
Hum, kernel says:
http://img177.imageshack.us/my.php?image=overlappingus2.jpg
Overlapping early reservations b98000-eff266 RAMDISK to 200000-d09cf7
TEXT DATA BSS
It would appear that the initramfs is overlapping the kernel itself,
is the boot loader (LILO) doing something stupid?
Luca
next reply other threads:[~2008-09-05 19:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-05 19:17 Luca Tettamanti [this message]
2008-09-05 19:25 ` Peter Zijlstra
2008-09-05 20:18 ` H. Peter Anvin
2008-09-06 13:20 ` Luca Tettamanti
2008-09-06 14:51 ` Ingo Molnar
2008-09-06 16:06 ` Yinghai Lu
2008-09-08 17:54 ` Luca Tettamanti
2008-09-08 18:04 ` Yinghai Lu
2008-09-08 19:14 ` Luca Tettamanti
2008-09-08 19:35 ` Yinghai Lu
2008-09-08 20:00 ` Luca Tettamanti
2008-09-08 20:46 ` Yinghai Lu
2008-09-08 21:25 ` Luca Tettamanti
2008-09-08 22:32 ` Yinghai Lu
2008-09-09 21:48 ` Luca Tettamanti
2008-09-06 17:20 ` Luca Tettamanti
2008-09-06 17:25 ` Ingo Molnar
2008-09-06 17:29 ` Luca Tettamanti
2008-09-06 13:41 ` Ingo Molnar
2008-09-06 16:14 ` Yinghai Lu
[not found] <b8P0N-3Dp-11@gated-at.bofh.it>
[not found] ` <b8PaB-3Or-23@gated-at.bofh.it>
[not found] ` <b8Q6x-51x-11@gated-at.bofh.it>
[not found] ` <b961C-rW-9@gated-at.bofh.it>
[not found] ` <b97qL-26L-15@gated-at.bofh.it>
2008-09-07 16:47 ` Bodo Eggert
2008-09-08 4:26 ` H. Peter Anvin
2008-09-08 14:30 ` Ingo Molnar
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