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Date: Fri, 1 Apr 2005 08:26:45 -0600
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Thread-Topic: March 15 Current snapshot is panic'ing in DELL PE1850 & PE2850
	servers
Thread-Index: AcU2xtR4/oT0gs47S9C1wFRY7ZZl/w==
From: <Muthu_T@Dell.com>
To: <freebsd-current@freebsd.org>
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Subject: March 15 Current snapshot is panic'ing in DELL PE1850 & PE2850
	servers
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All,

  Today I tried to test the March 15 FreeBSD 6.0-Current.
While booting it panic'ed with following message.
(Handwritten message, no serial console is available)

<snip>
Acd0: CDROM <TEAC CD-ROM CD-224E/K.9A> at ata0-master UDMA33
Ata2-master: FAILURE - SETFEATURES SET TRANSFER MODE
status=3D41<READY,ERROR> error=3D4<ABORTED>
Ata2-slave: FAILURE - SETFEATURES SET TRANSFER MODE
status=3D41<READY,ERROR> error=3D4<ABORTED>

Memory modified after free 0xffffff00b8cf5800(248) val=3Db9281810 @
0xffffff00b8cf5830

panic: Most recently used by AFD driver

cpuid =3D 0
KDB: enter: panic
[thread pid 0 tid 0]
Stopped at kdb_enter+0x2f: nop
db> trace
Tracing pid 0 tid 0 td 0xfffff
kdb_enter() at kdb_enter+0x2f
panic() at panic+0x249
mtrash_ctor() at mtrash_ctor+0x78
uma_zalloc_arg() at uma_zalloc_arg+0x43f
malloc() at ...
g_post_event_x() at ...=20
g_post_even() at ...
acd_attach() at ...=20
ata_boot_attach() at ...
run_interrrupt_driven_config_hooks() at ...
mi_startup() at ...
btext() at ...

</snip>

Any idea?

Is this fixed via Coverity or it is new?

If any other latest snapshot is available to try?

Thanks.
--T. Muthu Mohan