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Bug #3424

zdb -L 'assertion failed ../zdb.c, line 1722'

Added by Piotr Jasiukajtis over 7 years ago. Updated over 7 years ago.

Status:
New
Priority:
Low
Assignee:
-
Category:
zfs - Zettabyte File System
Start date:
2012-12-20
Due date:
% Done:

0%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage
Gerrit CR:

Description

Tested on oi_151a7.

zdb -L rpool
[...]
     16603    1    16K    512    512    512  100.00  ZFS plain file
     16604    1    16K    512      0    512    0.00  ZFS plain file
     16605    1    16K     1K     1K     1K  100.00  ZFS plain file
     16616    1    16K    512    512    512  100.00  ZFS plain file
     16617    1    16K    512      0    512    0.00  ZFS plain file
assertion failed for thread 0xfffffd7fff162a40, thread-id 1: object_count == usedobjs (0x3a40 == 0x3a41), file ../zdb.c, line 1722
Abort (core dumped)

History

#1

Updated by Piotr Jasiukajtis over 7 years ago

> $C
fffffd7fffdfeb20 libc.so.1`_lwp_kill+0xa()
fffffd7fffdfee80 libc.so.1`_assfail+0x19a()
fffffd7fffdff2b0 libc.so.1`assfail3+0xe3()
fffffd7fffdff6c0 dump_dir+0x414()
fffffd7fffdff6f0 dump_one_dir+0x54()
fffffd7fffdff700 libzpool.so.1`findfunc+0xf()
fffffd7fffdff7f0 libzpool.so.1`dmu_objset_find_spa+0x331()
fffffd7fffdff8e0 libzpool.so.1`dmu_objset_find_spa+0x19c()
fffffd7fffdff9d0 libzpool.so.1`dmu_objset_find_spa+0x19c()
fffffd7fffdffac0 libzpool.so.1`dmu_objset_find_spa+0x19c()
fffffd7fffdffbb0 libzpool.so.1`dmu_objset_find_spa+0x19c()
fffffd7fffdffbd0 libzpool.so.1`dmu_objset_find+0x2c()
fffffd7fffdffc00 dump_zpool+0x206()
fffffd7fffdffca0 main+0xa3d()
fffffd7fffdffcb0 0x40768c()

https://dl.dropbox.com/u/7506135/illumos_3424_core_zdb_assertion_failed.bz2

#2

Updated by Piotr Jasiukajtis over 7 years ago

It fails on this snapshot:
rpool/zones/squid3/ROOT/zbe@backup_091028_11-07-50

# zdb -L rpool/zones/squid3/ROOT/zbe@backup_091028_11-07-50 
Dataset rpool/zones/squid3/ROOT/zbe@backup_091028_11-07-50 [ZPL], ID 312, cr_txg 63503, 282M, 14913 objects

    Object  lvl   iblk   dblk  dsize  lsize   %full  type
         0    7    16K    16K  3.58M  8.12M   89.62  DMU dnode
         1    1    16K    512     1K    512  100.00  ZFS master node
         2    1    16K    512     1K    512  100.00  ZFS delete queue
         3    1    16K  1.50K     1K  1.50K  100.00  ZFS directory
         4    1    16K    512     1K    512  100.00  ZFS directory
         5    1    16K     2K     1K     2K  100.00  ZFS directory
[...]
assertion failed for thread 0xfffffd7fff162a40, thread-id 1: object_count == usedobjs (0x3a40 == 0x3a41), file ../zdb.c, line 1722
^CAbort (core dumped)

This is a pool configuration. Zpool scrub didn't find any issues with the pool.

# zdb -C rpool

MOS Configuration:
        version: 14
        name: 'rpool'
        state: 0
        txg: 11569722
        pool_guid: 5324178647475462025
        hostid: 13015653
        hostname: 'vte-phys01'
        vdev_children: 1
        vdev_tree:
            type: 'root'
            id: 0
            guid: 5324178647475462025
            children[0]:
                type: 'mirror'
                id: 0
                guid: 11349617636190336913
                whole_disk: 0
                metaslab_array: 23
                metaslab_shift: 30
                ashift: 9
                asize: 146767085568
                is_log: 0
                children[0]:
                    type: 'disk'
                    id: 0
                    guid: 9868716966839624226
                    path: '/dev/dsk/c7t0d0s0'
                    devid: 'id1,sd@n5000cca00a1c78d4/a'
                    phys_path: '/pci@0,0/pci8086,340a@3/pci1000,3150@0/sd@0,0:a'
                    whole_disk: 0
                    DTL: 97
                children[1]:
                    type: 'disk'
                    id: 1
                    guid: 10419455792886164164
                    path: '/dev/dsk/c7t1d0s0'
                    devid: 'id1,sd@n5000cca00a189390/a'
                    phys_path: '/pci@0,0/pci8086,340a@3/pci1000,3150@0/sd@1,0:a'
                    whole_disk: 0
                    DTL: 95
        features_for_read:

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