From nobody Sun Sep 26 21:48:09 2021 X-Original-To: freebsd-fs@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 9699817DC858 for ; Sun, 26 Sep 2021 21:48:21 +0000 (UTC) (envelope-from rincebrain@gmail.com) Received: from mail-ua1-x92c.google.com (mail-ua1-x92c.google.com [IPv6:2607:f8b0:4864:20::92c]) (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 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4HHfXP3R8Kz579B for ; Sun, 26 Sep 2021 21:48:21 +0000 (UTC) (envelope-from rincebrain@gmail.com) Received: by mail-ua1-x92c.google.com with SMTP id c33so10829230uae.9 for ; Sun, 26 Sep 2021 14:48:21 -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 :cc; bh=+dWlDpJtghr+FQEjwWFsV9GpQCuzgWpEUgnNEsEaM7M=; b=FpTf+RLh6jwggmu4XSxb50AmE9AedoTdIu6qtVhOkGiTWEeulLu87ndZszfCG9Ozgb F668X8LsbyghJ2rz+v+4PbC6IvAY1GS/DM5t67TLvRdb3qsuE2eMMCe2FmiiNFQdKHOd tueQtMAlua1tHouJ6Lb09y/FJKMlbz/Yx0WmTpIYNpzjQZFWx/Z1nNIDDiVhmRNhwETA pUgY4qaSlIezt5bORWMg4tam/IA8tHh//RmcgeC4xM1i+haiPiy/xlh9VNnIO9O9QcDv OnTa7L5ECt893NGfMEjHoo9h0kdoGjXl8ob5JRcyzirk+plW0vubvIKd9WI9sOjJGEog VtBw== 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:cc; bh=+dWlDpJtghr+FQEjwWFsV9GpQCuzgWpEUgnNEsEaM7M=; b=bK+F2qS4WJGAVJvZP8wYFVsrpd2FQ/YPrG9TsBX3j2JTlKmkBSIEF4LMIXWVlDZgSo q9l35BD8QUAZdZ4qlnzcD7IlQFODyeGEdC54T3xtU6JAWl/QWQbh95+94nUkXiXNrl9J 1qe9KnyQluP/bbxsxhl6OlgdFehWREJXCNxE7zRZ1K7f5pssEY56RE/1m0lYbmxxBHKx pEw4GBNQVA7tHGivI9PbPOA/otkZlDvuP3LwxUDUgBqerkaMvMACw6JQQD+uISJNA6po UvHK2KUMKyZwTPaW20nh0jW6UVbU2az+HrFI7rjfSLkDiJ0E2t74QjyKMXIche5yoU1a P7cg== X-Gm-Message-State: AOAM530sDzxpfwgxRSdA96N/+mXa22ud2pVbnWQVFcAdkakP918+jaB9 bIUNNlxbSONpup0DmSvaHQ0aUCzcRoa8DvnnMYHWphNVLFk= X-Google-Smtp-Source: ABdhPJylKv3+vd81b9L2TasOxOEhKl1MKbL32cfd/PRZSDlaW/ZDQEeoaJkNJqi+w9TS1JuXF3NiOfdMsSJOwi+D8Ow= X-Received: by 2002:a9f:3412:: with SMTP id q18mr16710309uab.23.1632692900907; Sun, 26 Sep 2021 14:48:20 -0700 (PDT) List-Id: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@freebsd.org MIME-Version: 1.0 References: <33176b34-6929-57fb-2e3f-bd3e9396fe01@quip.cz> In-Reply-To: From: Rich Date: Sun, 26 Sep 2021 17:48:09 -0400 Message-ID: Subject: Re: ZFS errors with two HEX numbers. To: Zaphod Beeblebrox Cc: Miroslav Lachman <000.fbsd@quip.cz>, freebsd-fs Content-Type: multipart/alternative; boundary="00000000000062ce9505ccecf042" X-Rspamd-Queue-Id: 4HHfXP3R8Kz579B X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[] X-ThisMailContainsUnwantedMimeParts: Y --00000000000062ce9505ccecf042 Content-Type: text/plain; charset="UTF-8" Curious - on my 13-STABLE box that I haven't bothered updating in a minute... [root@fbsd13bed ~]# uname -a;zpool version; FreeBSD fbsd13bed 13.0-STABLE FreeBSD 13.0-STABLE #1 stable/13-n247014-e8e5d75e6a96: Mon Aug 30 16:24:56 EDT 2021 root@fbsd13bed:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64 zfs-2.1.99-426_g70bf547a9 zfs-kmod-2.1.99-426_g70bf547a9 [root@fbsd13bed ~]# zdb -dd zroot/0x97 | head Dataset zroot/usr/src [ZPL], ID 151, cr_txg 17, 2.92G, 94231 objects ZIL header: claim_txg 0, claim_blk_seq 0, claim_lr_seq 0 replay_seq 0, flags 0x0 Object lvl iblk dblk dsize dnsize lsize %full type 0 6 128K 16K 29.3M 512 112M 41.01 DMU dnode -1 1 128K 512 0 512 512 100.00 ZFS user/group/project used -2 1 128K 512 0 512 512 100.00 ZFS user/group/project used -3 1 128K 512 0 512 512 100.00 ZFS user/group/project used [root@fbsd13bed ~]# zdb -dd zroot/0x98 | head failed to hold objset 152: Invalid argument zdb: can't open 'zroot/0x98': Invalid argument So what version of FBSD and ZFS are you running on? - Rich On Sun, Sep 26, 2021 at 5:31 PM Zaphod Beeblebrox wrote: > Entertaining. That (even with only two --> zdb -dd vr1/0x57b2) gives ... > core dump. SIGSEGV in strlen. Dereferencing a NULL. > > (gdb) bt > #0 strlen (str=0xd ) at > /usr/src/lib/libc/string/strlen.c:101 > #1 0x0000000800f6ea60 in __vfprintf (fp=, > locale=0x80102eed8 <__xlocale_global_locale>, > fmt0=, ap=) at > /usr/src/lib/libc/stdio/vfprintf.c:854 > #2 0x0000000800f6b8df in snprintf (str=0x801644400 "", n=, > fmt=0x8009ad9b9 "%s/%s") > at /usr/src/lib/libc/stdio/snprintf.c:74 > #3 0x0000000800a58b76 in zfs_file_open (path=path@entry=0x801644000 > "/etc/zfs/zpool.cache", flags=, > flags@entry=0, mode=, mode@entry=0, fpp=fpp@entry > =0x7fffffe58788) > at /usr/src/sys/contrib/openzfs/lib/libzpool/kernel.c:1075 > #4 0x0000000800b3e622 in spa_config_load () at > /usr/src/sys/contrib/openzfs/module/zfs/spa_config.c:101 > #5 0x0000000800b47b39 in spa_init (mode=mode@entry=SPA_MODE_READ) > at /usr/src/sys/contrib/openzfs/module/zfs/spa_misc.c:2393 > #6 0x0000000800a586ae in kernel_init (mode=1) at > /usr/src/sys/contrib/openzfs/lib/libzpool/kernel.c:844 > #7 0x0000000000405984 in ?? () > #8 0x00000000004052df in ?? () > #9 0x0000000800637008 in ?? () > #10 0x0000000000000000 in ?? () > > On Sun, Sep 26, 2021 at 12:53 AM Rich wrote: > >> I don't have a testpool handy to confirm it, but I would expect you to >> be able to do something like >> zdb -ddddd [pool]/[objsetid in hex] [objectid in hex] >> e.g. >> zdb -ddddd vr1/0x57b2 0x73ab46 >> >> Or failing that, drop the object id (and then probably some of the -d, >> that gets real verbose). >> >> - Rich >> >> On Sun, Sep 26, 2021 at 12:27 AM Zaphod Beeblebrox >> wrote: >> > >> > How do I find which snapshot it's in? >> > >> > On Sat, Sep 25, 2021 at 6:01 PM Miroslav Lachman <000.fbsd@quip.cz> >> wrote: >> > >> > > >> > > >> > > I have seen this in the past. It was corruption on some deleted file >> > > preserved on snapshot. Once I deleted snapshots this error >> disappeared. >> > > >> > > [...] >> > > >> > > Miroslav Lachman >> > > >> > --00000000000062ce9505ccecf042--