Re: ext3fs

2009/1/12 raoul <rmgls_at_free.fr>:
>
> Hi all,
>
> it seems on Current buildword from 4 January 2009
>  that ext3fs is confusing mount:
> ext2fs works fine;
>
> so my question: is ext3fs supported?
>
> here is my results:
>
> mount -t ext2fs /dev/ad4s2 /mnt => ok
> ls /mnt => Bad file descriptor
> with a LOR:
>
> GEOM_LABEL: Label ext2fs/debian removed.
>
>  lock order reversal:
>  1st 0xd8518110 bufwait (bufwait) _at_ kern/vfs_bio.c:2443
>  2nd 0xc4c31e00 dirhash (dirhash) _at_ ufs/ufs/ufs_dirhash.c:263
>  KDB: stack backtrace:
>  db_trace_self_wrapper(c0b98baf,e6238898,c0831475,4,c0b941ba,...) at db_trace_self_wrapper+0x26
>  kdb_backtrace(4,c0b941ba,c4520878,c4523e18,e62388f4,...) at kdb_backtrace+0x29
>  _witness_debugger(c0b9b869,c4c31e00,c0bbaf87,c4523e18,c0bbac2d,...) at _witness_debugger+0x25
>  witness_checkorder(c4c31e00,9,c0bbac24,107,0,...) at witness_checkorder+0x839
>  _sx_xlock(c4c31e00,0,c0bbac24,107,d90c9894,...) at _sx_xlock+0x85
>  ufsdirhash_acquire(0,e,c4a49000,d85180b0,d90c9894,...) at ufsdirhash_acquire+0x35
>  ufsdirhash_remove(c4f6f960,d90c9894,894,e6238984,e6238980,...) at ufsdirhash_remove+0x14
>  ufs_dirremove(c4f6e10c,c4f9d618,500940c,0,0,...) at ufs_dirremove+0xe5
>  ufs_rename(e6238c1c,e6238c1c,e6238bcc,e6238b7c,e6238bcc,...) at ufs_rename+0xbe3
>  VOP_RENAME_APV(c0c975c0,e6238c1c,101,0,5009410,...) at VOP_RENAME_APV+0xa5
>  kern_renameat(c4fb6000,ffffff9c,85c9664,ffffff9c,85c9680,...) at kern_renameat+0x2b7
>  kern_rename(c4fb6000,85c9664,85c9680,0,e6238d2c,...) at kern_rename+0x36
>  rename(c4fb6000,e6238cf8,8,c0b9c07a,c0c73400,...) at rename+0x29
>  syscall(e6238d38) at syscall+0x2a3
>  Xint0x80_syscall() at Xint0x80_syscall+0x20
>  --- syscall (128, FreeBSD ELF32, rename), eip = 0x2824ed0b, esp = 0xbfbfd8bc, ebp = 0xbfbfd8e8 ---
>  lock order reversal:
>  1st 0xc4f9f594 ufs (ufs) _at_ kern/vfs_mount.c:1190
>  2nd 0xc4caedf4 devfs (devfs) _at_ /usr/src/sys/modules/ext2fs/../../gnu/fs/ext2fs/ext2_vfsops.c:918
>  KDB: stack backtrace:
>  db_trace_self_wrapper(c0b98baf,e61c3a4c,c0831475,4,c0b941ba,...) at db_trace_self_wrapper+0x26
>  kdb_backtrace(4,c0b941ba,c4523db0,c4523ce0,e61c3aa8,...) at kdb_backtrace+0x29
>  _witness_debugger(c0b9b869,c4caedf4,c0b8b90e,c4523ce0,c4faff0f,...) at _witness_debugger+0x25
>  witness_checkorder(c4caedf4,9,c4faff0f,396,c4caee10,...) at witness_checkorder+0x839
>  __lockmgr_args(c4caedf4,80400,c4caee10,0,0,...) at __lockmgr_args+0x797
>  vop_stdlock(e61c3bb0,c0e1cee8,c4a729a4,80400,c4caed9c,...) at vop_stdlock+0x62
>  VOP_LOCK1_APV(c0c6f400,e61c3bb0,e61c3bd0,c0cab6a0,c4caed9c,...) at VOP_LOCK1_APV+0xa5
>  _vn_lock(c4caed9c,80400,c4faff0f,396,c4d28840,...) at _vn_lock+0x5e
>  ext2_sync(c4a96280,1,c4a72900,4eb,0,...) at ext2_sync+0x283
>  dounmount(c4a96280,8000000,c4a72900,471,9,...) at dounmount+0x45c
>  unmount(c4a72900,e61c3cf8,8,e61c3d38,c0c72a10,...) at unmount+0x2e0
>  syscall(e61c3d38) at syscall+0x2a3
>  Xint0x80_syscall() at Xint0x80_syscall+0x20
>  --- syscall (22, FreeBSD ELF32, unmount), eip = 0x280d224f, esp = 0xbfbfe00c, ebp = 0xbfbfe0d8 ---
>  GEOM_LABEL: Label for provider ad4s2 is ext2fs/debian.
> 1822]: speaker open error 2: No such file or directory.
> ssage repeated 3 times
>  GEOM_LABEL: Label ext2fs/debian removed.
>  GEOM_LABEL: Label for provider ad4s2 is ext2fs/debian.
>
>
>
> it is a journalized debian partition.
>
> to help here is the superblock report from tune2fs:
>
> tune2fs 1.41.3 (12-Oct-2008)
> Filesystem volume name:   debian
> Last mounted on:          <not available>
> Filesystem UUID:          d9497b41-f521-4c61-981c-10ccb840ea59
> Filesystem magic number:  0xEF53
> Filesystem revision #:    1 (dynamic)
> Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery sparse_super large_file
> Filesystem flags:         signed_directory_hash
> Default mount options:    (none)
> Filesystem state:         clean
> Errors behavior:          Continue
> Filesystem OS type:       Linux
> Inode count:              2260992
> Block count:              9032546
> Reserved block count:     451627
> Free blocks:              7479934
> Free inodes:              2027863
> First block:              0
> Block size:               4096
> Fragment size:            4096
> Reserved GDT blocks:      1021
> Blocks per group:         32768
> Fragments per group:      32768
> Inodes per group:         8192
> Inode blocks per group:   512
> Filesystem created:       Fri Dec 26 07:48:32 2008
> Last mount time:          Mon Jan 12 08:43:04 2009
> Last write time:          Mon Jan 12 08:43:04 2009
> Mount count:              15
> Maximum mount count:      20
> Last checked:             Sun Jan  4 13:31:26 2009
> Check interval:           15552000 (6 months)
> Next check after:         Fri Jul  3 14:31:26 2009
> Reserved blocks uid:      0 (user root)
> Reserved blocks gid:      0 (group root)
> First inode:              11
> Inode size:               256
                                    ^^^
This prevents ext2/3 from mount.
See "256-byte inode support" thread on hackers_at_

> Required extra isize:     28
> Desired extra isize:      28
> Journal inode:            8
> First orphan inode:       2109261
> Default directory hash:   half_md4
> Directory Hash Seed:      dc0ffcbd-9242-46db-9c2b-77c0349cefa0
> Journal backup:           inode blocks
>

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