From owner-freebsd-scsi@FreeBSD.ORG Thu Mar 4 00:08:02 2010 Return-Path: Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1F85F1065672 for ; Thu, 4 Mar 2010 00:08:02 +0000 (UTC) (envelope-from asmrookie@gmail.com) Received: from mail-yw0-f204.google.com (mail-yw0-f204.google.com [209.85.211.204]) by mx1.freebsd.org (Postfix) with ESMTP id C0A628FC14 for ; Thu, 4 Mar 2010 00:08:01 +0000 (UTC) Received: by ywh42 with SMTP id 42so695767ywh.7 for ; Wed, 03 Mar 2010 16:07:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=dG3MsYNAORnRnFu4Q54OvB3gmyie1KNUnpB1CRun7C0=; b=p8e0Jfr+3lT8nVQtYgwI5nTA9EA2wBPhc7d4oEHJaTa2qpOFCF0ppv323bbtVRgFZT edaZkLB+ylS3zgNMX6jgGclYN1Iwu4JuRAGCUBzWU8i7AuvinKINwsSlaZg1xive4zyF DOb3gd3lVniEWq4uftXl4LaXNlv59dRDhsAtE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=xB3WIS1SmCjoB+2cgrBpM2hjxekXvrNTeBWoW67SKYjZA0+HsOPJeYpsoXFkk8dZ/A jFmGjif6K/EIKXRlexX+fqn/Lk7tzjQ611V33tJZlzNDp4C7ibBSlkrlU3UVI6X4z6/L lqpci89OeqyuKVfeFuPVk+dLH7uMpTHvgNQxI= MIME-Version: 1.0 Sender: asmrookie@gmail.com Received: by 10.90.37.14 with SMTP id k14mr1680871agk.53.1267661270357; Wed, 03 Mar 2010 16:07:50 -0800 (PST) In-Reply-To: <4B8EF990.5030407@feral.com> References: <3bbf2fe11002281655i61a5f0a0if3f381ad0c4a1ef8@mail.gmail.com> <20100303214424.GA53790@sandvine.com> <3bbf2fe11003031348q4c1fcccfxd19da32875b43f56@mail.gmail.com> <4B8EDAE8.3080401@feral.com> <3bbf2fe11003031357o518d6028m8157d9110a9122f3@mail.gmail.com> <4B8EF128.8050704@feral.com> <3bbf2fe11003031532u2207eb55h19c3a045215a7d84@mail.gmail.com> <4B8EF336.80107@feral.com> <3bbf2fe11003031547kd5f7314t3d83b2bde06c1c2f@mail.gmail.com> <4B8EF990.5030407@feral.com> Date: Thu, 4 Mar 2010 01:07:50 +0100 X-Google-Sender-Auth: d6516efbb859c178 Message-ID: <3bbf2fe11003031607wa3727b5ke89bc2a909d4d6a6@mail.gmail.com> From: Attilio Rao To: Matthew Jacob Content-Type: text/plain; charset=UTF-8 Cc: freebsd-scsi@freebsd.org Subject: Re: How is supposed to be protected the units list? X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Mar 2010 00:08:02 -0000 2010/3/4 Matthew Jacob : > On 3/3/2010 3:47 PM, Attilio Rao wrote: >> >> 2010/3/4 Matthew Jacob: >> >>> >>> With >>> >>> >> >> I assume you did use INVARIANTS, did you also include WITNESS? >> > > witness, yes, INVARIANTS yes, it was a GENERIC kernel less ahc so it runs on > my box > >> Also, do you have a coredump for it? >> > > Ah, not, sorry, was impatient. I need to port my core dump fixes to speed > things up. It takes 20 minutes on this box to get a coredump. > >> Is this panic reproducible easilly? >> > > Dunno. I'll try again. This time I'll let the core dump run through. Otherwise you can check out if the panic happens exactly on the units list or it is somewhere else like xpt_remove_periph(), etc. Thanks, Attilio -- Peace can only be achieved by understanding - A. Einstein