From owner-freebsd-current@freebsd.org Tue Dec 8 22:31:00 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A3A599D4F9D for ; Tue, 8 Dec 2015 22:31:00 +0000 (UTC) (envelope-from yaneurabeya@gmail.com) Received: from mail-pf0-x235.google.com (mail-pf0-x235.google.com [IPv6:2607:f8b0:400e:c00::235]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7D6541754 for ; Tue, 8 Dec 2015 22:31:00 +0000 (UTC) (envelope-from yaneurabeya@gmail.com) Received: by pfbg73 with SMTP id g73so19224533pfb.1 for ; Tue, 08 Dec 2015 14:31:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=DGeCD7vppW0huIq1PTrvA/zd/VSStUplA5sZZc1NyFU=; b=ejV4EWrjpMkNUSt1JtrLmOzZZ+ihdbmd8Ui5qKII93hFWnKSKikQQs1PApkOs3LVV6 EL4LGwYik1K1r3Dtgi12AlfUHrdPRLMLNVYNkdEmHxXBBb21nUzdlbhvFytnTciPXmR1 kh8vPxubskNrLqcAt7jVjxyicpcLo15LfK9hDzf3A/Xhpvq6wMKe6ts6AOvoQ6AnR9YQ kdJFMyiudtkp/k4JbIQFU1YYSd9G2aQ3JxuDpS+g+hSru+ZKbD4rG2DGvlluArxfqAsx ppEcnVbXbxmp/1oJB0RVqHAkmrOlG7nfR2z6u19Gf/lXeagbURNyBKObbMqZZnTETctU 5e4Q== X-Received: by 10.98.13.200 with SMTP id 69mr7956470pfn.165.1449613860133; Tue, 08 Dec 2015 14:31:00 -0800 (PST) Received: from ?IPv6:2601:601:800:126d:7068:a5d3:b3dd:5ea4? ([2601:601:800:126d:7068:a5d3:b3dd:5ea4]) by smtp.gmail.com with ESMTPSA id r20sm6838075pfa.93.2015.12.08.14.30.57 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 08 Dec 2015 14:30:58 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2104\)) Subject: Re: Panic at shutdown From: NGie Cooper In-Reply-To: Date: Tue, 8 Dec 2015 14:30:56 -0800 Cc: FreeBSD CURRENT Content-Transfer-Encoding: quoted-printable Message-Id: References: <055E0877-533A-4378-A306-FDE511543243@gmail.com> To: "Ranjan1018 ." <214748mv@gmail.com> X-Mailer: Apple Mail (2.2104) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 Dec 2015 22:31:00 -0000 > On Dec 8, 2015, at 08:09, Ranjan1018 . <214748mv@gmail.com> wrote: =E2=80=A6 > Probably the panic is caused by some memory already freed, the hex = value of 16045693110842147038 is 0xdeadc0dedeadc0de. > To solve the panic I need some tips form someone more expert than me = in ZFS code. Good investigative work! There was something reported recently about = unaligned accesses when dealing with msdosfs+zfs+etc, but it was an odd = edgecase. Definitely file a bug and assign it to freebsd-fs@ with the findings you = have made here. Thanks :)! -NGie=