From nobody Sun Oct 31 18:25:17 2021 X-Original-To: questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id D5F5F182B10D for ; Sun, 31 Oct 2021 18:25:35 +0000 (UTC) (envelope-from kurt.buff@gmail.com) Received: from mail-ed1-x52f.google.com (mail-ed1-x52f.google.com [IPv6:2a00:1450:4864:20::52f]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Hj4NG6zVxz4vNJ for ; Sun, 31 Oct 2021 18:25:34 +0000 (UTC) (envelope-from kurt.buff@gmail.com) Received: by mail-ed1-x52f.google.com with SMTP id m14so4143238edd.0 for ; Sun, 31 Oct 2021 11:25:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=lGcmmYCARvjIn6KkrbuY69UbeC4QprzMhZmpe6qa+GM=; b=b6mnmXnh1aNV2YIR6yVvZfR685W6k2z5N9+PLFxIU53WKfpXYOVrwUS/kBngKGdnZP GuBZlORpfEIPv/R1rza8uRaV44zUo0J8xjUCeb8aEQ0Ng6p0sMDRvgiuIK2CU9OBNRM2 Ny0s6Gij7nVN7nSd5Ri05/i3+l3eI2vj47k3drege75TNW72nMKhLzvdbDg5fWAEnigm Y3oowNCZUZkB4scf6BBoTKyDkktkIS01+aXJK2WUHYK3w9zaGa5Edge1Ju69ek3vwYVv FewJlWzhmG2uFtDsvtjuM1USe6Gxy6oYba1lyFYtlqFNx8005S2aizkdhI4lfY13QSu1 rgtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=lGcmmYCARvjIn6KkrbuY69UbeC4QprzMhZmpe6qa+GM=; b=2ziV1QXH243C6y3n2WDEpio9DRBaht/62g+cZBF/BRU4QTMcAjnt7SXhCjR2BX5gBz XRLoCPHRCeGiy/EwE/PoYD23POUucGQbl1f4yTVEFI4IeB+agulECRRZ3blO9lkY4hjB 4qYVlK3awh4DjyFCS2mmM2WvJGcp4hOGprsINbezMuWk0Ubdh8BLwn/jpCkDww9Pr1Gp KKVq6Uce7ycUeHAzMnOcARaRafA4V9VEhBSJ/fImBeZSNV4dGpZ6ONWrykv+xvIXE7AD p7Wkd0mfKS1CJl7a4IYAYm5G205s77i5oXIzKElfrjXDEKXXDr36ZNhj5iGZsMtZf9ap m1Ag== X-Gm-Message-State: AOAM533ctZMjsNMN+pEH2GQibby011791McbHAYvB0N+ku/zEiL3Vlkk Gnp+nya45aDLtmoxQ7eCKF/xES9wjtVQnfd61nPKKmfr X-Google-Smtp-Source: ABdhPJw1kbmPWEIoI+Dw6SxZgeKhL7aHG48erGCL/K7Q8Ul/T+cAAZ0ZOBWqbtlQOq6omMX7s/xET9m2CKzTj8yYuxY= X-Received: by 2002:a50:e108:: with SMTP id h8mr33794914edl.42.1635704728375; Sun, 31 Oct 2021 11:25:28 -0700 (PDT) List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 References: In-Reply-To: From: Kurt Buff Date: Sun, 31 Oct 2021 12:25:17 -0600 Message-ID: Subject: Re: Busted FreeBSD VM ZFS can't find boot block To: "freebsd-questions@freebsd.org" Content-Type: multipart/alternative; boundary="0000000000004ad3c205cfaa2fed" X-Rspamd-Queue-Id: 4Hj4NG6zVxz4vNJ X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20210112 header.b=b6mnmXnh; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of kurtbuff@gmail.com designates 2a00:1450:4864:20::52f as permitted sender) smtp.mailfrom=kurtbuff@gmail.com X-Spamd-Result: default: False [-3.99 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20210112]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36:c]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[questions@freebsd.org]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCPT_COUNT_ONE(0.00)[1]; MID_RHS_MATCH_FROMTLD(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::52f:from]; NEURAL_HAM_SHORT(-0.99)[-0.994]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-ThisMailContainsUnwantedMimeParts: N --0000000000004ad3c205cfaa2fed Content-Type: text/plain; charset="UTF-8" AFAICT, yes. Windows itself boots just fine, and I'm running all of my normal Windows applications without problem. chkdsk reveals no problems. Kurt On Sun, Oct 31, 2021 at 12:12 PM Graham Perrin wrote: > On 31/10/2021 14:45, Kurt Buff wrote: > > > All, > > > > I'm running a FreeBSD 12.2 VM in VMware Workstation Pro under Windows. > > > > My Windows machine froze, and I couldn't recover except with a hard power > > off. > > > > The FreeBSD VM is now complaining, emitting the following lines: > > > > ZFS: i/o error - all block copies unavailable > > ZFS: can't read MOS object directory > > ZFS: can't find root filesystem > > gptzfsboot: failed to mount default pool zroot > > > > FreeBSD/x86 boot > > ZFS: i/o error - all block copies unavailable > > ZFS: can't find dataset u > > Default: zroot/<0x0>: > > boot: > > > > I've done a fair amount of STFW, but I'm not seeing how to recover from > > this - most of the entries I've found are about performing upgrades of > > various sorts.. > > > > Can anyone point me to a doco that can help me recover? > > > > I have booted the VM from the bootonly livecd option, but am at a loss as > > to how to proceed. > > > > Thanks, > > Kurt > First: are you certain that the underlying storage and file system are > still OK, at the Windows level? > > --0000000000004ad3c205cfaa2fed--