[Bug 271989] zfs root mount error 6 after upgrade from 11.1-release to 13.2-release

From: <bugzilla-noreply_at_freebsd.org>
Date: Thu, 22 Jun 2023 14:47:31 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=271989

--- Comment #12 from Dan Langille <dvl@FreeBSD.org> ---
Success after clearing ada2/3.

[10:44 air01 dan ~] % x8dtu
Last login: Thu Jun 22 14:41:09 2023 from [redacted]
[x8dtu dan ~] % uname -a                                                       
                               14:45:23
FreeBSD x8dtu.unixathome.org 13.2-RELEASE-p1 FreeBSD 13.2-RELEASE-p1 GENERIC
amd64
[x8dtu dan ~] % freebsd-version -ukr                                           
                               14:45:28
13.2-RELEASE-p1
13.2-RELEASE-p1
13.2-RELEASE-p1
[x8dtu dan ~] % sudo zdb -l /dev/ada0                                          
                               14:45:32
failed to unpack label 0
failed to unpack label 1
------------------------------------
LABEL 2
------------------------------------
    version: 5000
    name: 'zroot'
    state: 0
    txg: 13322837
    pool_guid: 18320603570228782289
    errata: 0
    hostname: ''
    top_guid: 9280302292269909223
    guid: 3142406804989521377
    vdev_children: 1
    vdev_tree:
        type: 'mirror'
        id: 0
        guid: 9280302292269909223
        metaslab_array: 68
        metaslab_shift: 31
        ashift: 12
        asize: 228578557952
        is_log: 0
        create_txg: 4
        children[0]:
            type: 'disk'
            id: 0
            guid: 18059354552686318005
            path: '/dev/ada1p3'
            phys_path:
'id1,enc@n3061686369656d30/type@0/slot@2/elmdesc@Slot_01/p3'
            whole_disk: 1
            DTL: 20272
            create_txg: 4
        children[1]:
            type: 'disk'
            id: 1
            guid: 3142406804989521377
            path: '/dev/ada0p3'
            phys_path:
'id1,enc@n3061686369656d30/type@0/slot@1/elmdesc@Slot_00/p3'
            whole_disk: 1
            DTL: 20271
            create_txg: 4
    features_for_read:
        com.delphix:hole_birth
        com.delphix:embedded_data
    labels = 2 3 
[x8dtu dan ~] % sudo zdb -l /dev/ada1                                          
                               14:46:36
failed to unpack label 0
failed to unpack label 1
------------------------------------
LABEL 2
------------------------------------
    version: 5000
    name: 'zroot'
    state: 0
    txg: 13322837
    pool_guid: 18320603570228782289
    errata: 0
    hostname: ''
    top_guid: 9280302292269909223
    guid: 18059354552686318005
    vdev_children: 1
    vdev_tree:
        type: 'mirror'
        id: 0
        guid: 9280302292269909223
        metaslab_array: 68
        metaslab_shift: 31
        ashift: 12
        asize: 228578557952
        is_log: 0
        create_txg: 4
        children[0]:
            type: 'disk'
            id: 0
            guid: 18059354552686318005
            path: '/dev/ada1p3'
            phys_path:
'id1,enc@n3061686369656d30/type@0/slot@2/elmdesc@Slot_01/p3'
            whole_disk: 1
            DTL: 20272
            create_txg: 4
        children[1]:
            type: 'disk'
            id: 1
            guid: 3142406804989521377
            path: '/dev/ada0p3'
            phys_path:
'id1,enc@n3061686369656d30/type@0/slot@1/elmdesc@Slot_00/p3'
            whole_disk: 1
            DTL: 20271
            create_txg: 4
    features_for_read:
        com.delphix:hole_birth
        com.delphix:embedded_data
    labels = 2 3 
[x8dtu dan ~] % sudo zdb -l /dev/ada2                                          
                               14:46:39
failed to unpack label 0
failed to unpack label 1
failed to unpack label 2
failed to unpack label 3
[x8dtu dan ~] % sudo zdb -l /dev/ada3                                          
                               14:46:43
failed to unpack label 0
failed to unpack label 1
failed to unpack label 2
failed to unpack label 3

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