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Date: Tue, 01 Jun 2004 08:19:13 -0600 (MDT)
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To: bob@nas.com
From: "M. Warner Losh" <imp@bsdimp.com>
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cc: freebsd-current@freebsd.org
Subject: Re: Fatal trap 12 after ata probe
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In message: <1086044255.1909.12.camel@localhost>
            Bob Finch <bob@nas.com> writes:
: I"m trying to upgrade to current on a Sony Z1.  5.2.1-RELEASE boots OK,
: but when I try to boot with current I cvsupped today I get:
: 
: Memory modified after free 0xc457da00(508) val=1ff01ff @ 0xc457da00
: 
: Fatal trap 12: page fault while in kernel mode
: Stopped at  mtrash_ctor+0x31
: 
: right after it probes ata.  Here's the stack trace:
: 
: mtrash_ctor(c457da00,200,0) at mtrash_ctor+0x3a
: uma_zalloc_arg(c1038e00,0,1) at uma_zalloc_arg+0x169
: malloc(200,c07fd680,1,c,a165f000) at malloc+0xb7
: ata_getparam(c4468ca8,a1) at ata_getparam+0x30
: ata_identify_devices(c4468c00) at ata_identify_devices+0x10a
: ata_boot_attach(0) at ata_boot_attach+0x27
: run_interrupt_driven_config_hooks(0,c1ec00,c1e000,0,c043d9d5) at
: run_interrupt_driven_config_hooks+0x18
: mi_startup() at mi_startup+0x96
: begin() at begin+0x2c
: 
: I tried to get it to dump but it gets another trap when I type "panic".
: 
: Any ideas?

I don't see this on my Z1...  However, I do see odd vm crash if I have
the wireless switch on when I boot.

Warner