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From: Soren Schmidt <sos@spider.deepcore.dk>
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In-Reply-To: <20030908102251.K85288@root.org>
To: Nate Lawson <nate@root.org>
Date: Mon, 8 Sep 2003 19:53:23 +0200 (CEST)
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cc: current@FreeBSD.ORG
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Subject: Re: ATAng panic: ATAFD re-using freed memory
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It seems Nate Lawson wrote:
> With a fresh checkout of last night's -current, I cannot boot my laptop.
> ATAFD panics the box by reusing freed memory.  I do not have a floppy
> drive in the laptop and when I do, it's a legacy floppy, not atapi.  Here
> are the messages:
> 
> [normal ad0/acd0 probe message]
> afd0: timeout waiting for ATAPI ready
> afd0: timeout waiting for ATAPI ready
> afd0: timeout waiting for ATAPI ready
> afd0: timeout waiting for ATAPI ready
> afd0: timeout waiting for ATAPI ready
> panic: Memory modified after free: 0xc33ed400 (252)
> Most recently used by AFD driver
> 
> A working dmesg:
> http://www.root.org/~nate/acpi/ibm.dmesg

>From the above I can tell whats going on, please upgrade to the latest
-current as I've fixed a couble of things in the probe code there.

If it still panic's please include a verbose boot from a atapicam-less
kernel...

-Søren