* reiser4: mv command lost folder.
@ 2010-05-28 5:57 Danila Beketov
2010-05-28 9:45 ` Edward Shishkin
0 siblings, 1 reply; 5+ messages in thread
From: Danila Beketov @ 2010-05-28 5:57 UTC (permalink / raw)
To: reiserfs-devel
Hello,
Need help to return my lost folder, that has disappeared after mv
command execution by magic way.
Execution of fsck.reiser4 --build-fs shows the follow:
*******************************************************************
This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
*******************************************************************
Fscking the /dev/sda8 block device.
Will check the consistency of the Reiser4 SuperBlock.
Will build the Reiser4 FileSystem.
Continue?
(Yes/No): Yes
***** fsck.reiser4 started at Fri May 28 09:11:22 2010
Reiser4 fs was detected on /dev/sda8.
Master super block (16):
magic: ReIsEr4
blksize: 4096
format: 0x0 (format40)
uuid: 391b932d-6eb6-4d55-86c5-ae95b2b022d8
label: <none>
Format super block (17):
plugin: format40
description: Disk-format plugin.
version: 0
magic: ReIsEr40FoRmAt
mkfs id: 0x502a6b1
flushes: 0
blocks: 119778624
free blocks: 58921227
root block: 58151748
tail policy: 0x2 (smart)
next oid: 0x408079
file count: 12526
tree height: 5
key policy: LARGE
CHECKING THE STORAGE TREE
Read nodes 12130
Nodes left in the tree 12130
Leaves of them 7608, Twigs of them 4410
Time interval: Fri May 28 09:11:54 2010 - Fri May 28 09:12:32 2010
CHECKING EXTENT REGIONS.
Read twigs 4410
Time interval: Fri May 28 09:12:32 2010 - Fri May 28 09:12:36 2010
LOOKING FOR UNCONNECTED NODES
Read nodes 0
Good nodes 0
Leaves of them 0, Twigs of them 0
Time interval: Fri May 28 09:12:47 2010 - Fri May 28 09:12:47 2010
CHECKING EXTENT REGIONS.
Read twigs 0
Time interval: Fri May 28 09:12:47 2010 - Fri May 28 09:12:47 2010
INSERTING UNCONNECTED NODES
Twigs: read 0, inserted 0, by item 0, empty 0
Leaves: read 0, inserted 0, by item 0
Time interval: Fri May 28 09:12:57 2010 - Fri May 28 09:12:57 2010
CHECKING THE SEMANTIC TREE
Found 12526 objects.
Lost&found 1 objects.
Time interval: Fri May 28 09:12:57 2010 - Fri May 28 09:12:59 2010
CLEANING UP THE STORAGE TREE
Removed items 0
Time interval: Fri May 28 09:12:59 2010 - Fri May 28 09:12:59 2010
***** fsck.reiser4 finished at Fri May 28 09:12:59 2010
Closing fs...done
FS is consistent
but there's no in lost+found dir.
After second execution:
*******************************************************************
This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
*******************************************************************
Fscking the /dev/sda8 block device.
Will check the consistency of the Reiser4 SuperBlock.
Will build the Reiser4 FileSystem.
Continue?
(Yes/No): Yes
***** fsck.reiser4 started at Fri May 28 09:15:37 2010
Reiser4 fs was detected on /dev/sda8.
Master super block (16):
magic: ReIsEr4
blksize: 4096
format: 0x0 (format40)
uuid: 391b932d-6eb6-4d55-86c5-ae95b2b022d8
label: <none>
Format super block (17):
plugin: format40
description: Disk-format plugin.
version: 0
magic: ReIsEr40FoRmAt
mkfs id: 0x502a6b1
flushes: 0
blocks: 119778624
free blocks: 58921227
root block: 58151748
tail policy: 0x2 (smart)
next oid: 0x408079
file count: 12526
tree height: 5
key policy: LARGE
CHECKING THE STORAGE TREE
Read nodes 12130
Nodes left in the tree 12130
Leaves of them 7608, Twigs of them 4410
Time interval: Fri May 28 09:16:09 2010 - Fri May 28 09:16:47 2010
CHECKING EXTENT REGIONS.
Read twigs 4410
Time interval: Fri May 28 09:16:47 2010 - Fri May 28 09:16:51 2010
LOOKING FOR UNCONNECTED NODES
Read nodes 0
Good nodes 0
Leaves of them 0, Twigs of them 0
Time interval: Fri May 28 09:17:02 2010 - Fri May 28 09:17:02 2010
CHECKING EXTENT REGIONS.
Read twigs 0
Time interval: Fri May 28 09:17:02 2010 - Fri May 28 09:17:02 2010
INSERTING UNCONNECTED NODES
Twigs: read 0, inserted 0, by item 0, empty 0
Leaves: read 0, inserted 0, by item 0
Time interval: Fri May 28 09:17:12 2010 - Fri May 28 09:17:12 2010
CHECKING THE SEMANTIC TREE
Error: Entry "lost_name_1002b:6d757369630000:106e5" already exists.
Error: Can't add entry lost_name_1002b:6d757369630000:106e5 to
1002b:6d757369630000:106e5.
Found 12142 objects.
Lost&found 1 objects.
Time interval: Fri May 28 09:17:12 2010 - Fri May 28 09:17:13 2010
***** fsck.reiser4 finished at Fri May 28 09:17:13 2010
Closing fs...done
Operational error occurred while fscking.
but there's no lost_name_1002b:6d757369630000:106e5 file on the partition.
Does anyone know how to repair my partition?
beda ~ # uname -a
Linux beda 2.6.31-gentoo-r10 #1 PREEMPT Sun May 23 11:29:07 MSD 2010
i686 Intel(R) Pentium(R) 4 CPU 2.40GHz GenuineIntel GNU/Linux
beda ~ # fsck.reiser4 --version
fsck.reiser4 1.0.7
Copyright (C) 2001-2005 by Hans Reiser, licensing governed by
reiser4progs/COPYING
Danila.
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: reiser4: mv command lost folder. 2010-05-28 5:57 reiser4: mv command lost folder Danila Beketov @ 2010-05-28 9:45 ` Edward Shishkin [not found] ` <AANLkTimGrw7rDQb8d21MfP1xZHRFki-QhjzoLFD4cUJB@mail.gmail.com> 0 siblings, 1 reply; 5+ messages in thread From: Edward Shishkin @ 2010-05-28 9:45 UTC (permalink / raw) To: Danila Beketov; +Cc: reiserfs-devel Danila Beketov wrote: > Hello, > Hello > Need help to return my lost folder, that has disappeared after mv > command execution by magic way. > Interesting. Just has disappeared without any kernel complaints? > Execution of fsck.reiser4 --build-fs shows the follow: > [...] > CHECKING THE SEMANTIC TREE > Error: Entry "lost_name_1002b:6d757369630000:106e5" already exists. > Error: Can't add entry lost_name_1002b:6d757369630000:106e5 to > 1002b:6d757369630000:106e5. > This is fsck bug. Would you please pack the metadata by debugfs.reiser4 -P /dev/xxx | gzip > meta.gz and let me download the file meta.gz Thanks, Edward. > Found 12142 objects. > Lost&found 1 objects. > Time interval: Fri May 28 09:17:12 2010 - Fri May 28 09:17:13 2010 > ***** fsck.reiser4 finished at Fri May 28 09:17:13 2010 > Closing fs...done > > Operational error occurred while fscking. > > but there's no lost_name_1002b:6d757369630000:106e5 file on the partition. > > Does anyone know how to repair my partition? > > beda ~ # uname -a > Linux beda 2.6.31-gentoo-r10 #1 PREEMPT Sun May 23 11:29:07 MSD 2010 > i686 Intel(R) Pentium(R) 4 CPU 2.40GHz GenuineIntel GNU/Linux > > beda ~ # fsck.reiser4 --version > fsck.reiser4 1.0.7 > Copyright (C) 2001-2005 by Hans Reiser, licensing governed by > reiser4progs/COPYING > > Danila. > -- > To unsubscribe from this list: send the line "unsubscribe reiserfs-devel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > ^ permalink raw reply [flat|nested] 5+ messages in thread
[parent not found: <AANLkTimGrw7rDQb8d21MfP1xZHRFki-QhjzoLFD4cUJB@mail.gmail.com>]
* Re: reiser4: mv command lost folder. [not found] ` <AANLkTimGrw7rDQb8d21MfP1xZHRFki-QhjzoLFD4cUJB@mail.gmail.com> @ 2010-05-29 5:08 ` Danila Beketov 2010-05-31 18:57 ` Edward Shishkin 0 siblings, 1 reply; 5+ messages in thread From: Danila Beketov @ 2010-05-29 5:08 UTC (permalink / raw) To: reiserfs-devel 2010/5/28 Edward Shishkin <edward.shishkin@gmail.com>: > Danila Beketov wrote: >> Hello, >> > Hello >> Need help to return my lost folder, that has disappeared after mv >> command execution by magic way. >> > > Interesting. Just has disappeared without any kernel complaints? No any kernel errors about it. > This is fsck bug. > > Would you please pack the metadata by > debugfs.reiser4 -P /dev/xxx | gzip > meta.gz > and let me download the file meta.gz Here's the link for download http://rapidshare.com/files/392785083/meta.gz.html Problems with my home on reiser4 started when I have updated kernel from 31 to 32. Once I found than my system has suspened. Below part of /var/log/messages of that moment. May 19 20:04:32 beda kernel: ------------[ cut here ]------------ May 19 20:04:32 beda kernel: kernel BUG at fs/reiser4/txnmgr.c:1116! May 19 20:04:32 beda kernel: invalid opcode: 0000 [#1] PREEMPT May 19 20:04:32 beda kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:1f.2/host3/target3:0:0/3:0:0:0/block/sdb/dev May 19 20:04:32 beda kernel: Modules linked in: vboxnetadp vboxnetflt vboxdrv ipv6 oss_usb oss_envy24ht osscore btusb bluetooth nvidia(P) uvcvideo videodev v4l1_compat i2c_i801 parport_pc parport i2c_core May 19 20:04:32 beda kernel: May 19 20:04:32 beda kernel: Pid: 1453, comm: ent:sda8! Tainted: P (2.6.32-gentoo-r7 #1) MS-6728 May 19 20:04:32 beda kernel: EIP: 0060:[<c10d4625>] EFLAGS: 00010202 CPU: 0 May 19 20:04:32 beda kernel: EIP is at reiser4_txn_end+0x511/0x55f May 19 20:04:32 beda kernel: EAX: 000073cd EBX: 00000000 ECX: 00000001 EDX: ed46a9a8 May 19 20:04:32 beda kernel: ESI: f6adfe48 EDI: f661d0ec EBP: f6adfe68 ESP: f6adfe10 May 19 20:04:32 beda kernel: DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 May 19 20:04:32 beda kernel: Process ent:sda8! (pid: 1453, ti=f6ade000 task=f7083000 task.ti=f6ade000) May 19 20:04:32 beda kernel: Stack: May 19 20:04:32 beda kernel: f6adfe40 00000000 edce7e00 f6b3ec00 edce7ee8 edce7e74 ef133100 00000000 May 19 20:04:32 beda kernel: <0> f70832e8 f7083000 f6adff30 f6adff6c ed46a900 f6adff6c 000000a4 00000000 May 19 20:04:32 beda kernel: <0> 00000000 00000000 00000000 f6adff30 ed46a900 f661d0dc f6adfe74 c10d467e May 19 20:04:32 beda kernel: Call Trace: May 19 20:04:32 beda kernel: [<c10d467e>] ? reiser4_txn_restart+0xb/0x1a May 19 20:04:32 beda kernel: [<c10d49b3>] ? flush_some_atom+0x326/0x40d May 19 20:04:32 beda kernel: [<c10e1a3c>] ? reiser4_writeout+0xe5/0x1af May 19 20:04:32 beda kernel: [<c1099d8a>] ? writeback_inodes_wb+0x308/0x398 May 19 20:04:32 beda kernel: [<c10e2390>] ? entd+0x19a/0x36a May 19 20:04:32 beda kernel: [<c10e21f6>] ? entd+0x0/0x36a May 19 20:04:32 beda kernel: [<c1036fa3>] ? kthread+0x66/0x68 May 19 20:04:32 beda kernel: [<c1036f3d>] ? kthread+0x0/0x68 May 19 20:04:32 beda kernel: [<c10033e3>] ? kernel_thread_helper+0x7/0x14 May 19 20:04:32 beda kernel: Code: ff ff 83 68 14 01 f6 40 08 08 0f 84 07 fd ff ff e8 24 f7 1c 00 e9 fd fc ff ff 8d 74 26 00 e8 16 f7 1c 00 8d 76 00 e9 47 ff ff ff <0f> 0b eb fe 8b 15 0c 72 3b c1 89 44 24 1c c7 44 24 18 66 62 35 May 19 20:04:32 beda kernel: EIP: [<c10d4625>] reiser4_txn_end+0x511/0x55f SS:ESP 0068:f6adfe10 May 19 20:04:32 beda kernel: ---[ end trace b124ba6423e10bd4 ]--- May 19 20:04:32 beda kernel: note: ent:sda8![1453] exited with preempt_count 1 I hasn't started fsck after reset at once and has shown in the log the follow: May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 128 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 256 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 512 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 1024 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 2048 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 4096 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 8192 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 16384 May 19 20:19:20 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:20 beda kernel: WARNING: Too many iterations: 32768 May 19 20:19:21 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:21 beda kernel: WARNING: Too many iterations: 65536 May 19 20:19:21 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:21 beda kernel: WARNING: Too many iterations: 131072 May 19 20:19:23 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:23 beda kernel: WARNING: Too many iterations: 262144 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:725)[nikita-373]: May 19 20:19:25 beda kernel: WARNING: reiser-2018: Too many iterations. Tree corrupted, or (less likely) starvation occurring.: level: 5, lock_level: 2, stop_level: 1 lock_mode: write, bias: left-slant May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 128 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 256 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 512 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 1024 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 2048 May 19 20:19:25 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:25 beda kernel: WARNING: Too many iterations: 4096 May 19 20:19:26 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:26 beda kernel: WARNING: Too many iterations: 8192 May 19 20:19:26 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:26 beda kernel: WARNING: Too many iterations: 16384 May 19 20:19:26 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:26 beda kernel: WARNING: Too many iterations: 32768 May 19 20:19:26 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:26 beda kernel: WARNING: Too many iterations: 65536 May 19 20:19:27 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:27 beda kernel: WARNING: Too many iterations: 131072 May 19 20:19:28 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:28 beda kernel: WARNING: Too many iterations: 262144 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:725)[nikita-373]: May 19 20:19:31 beda kernel: WARNING: reiser-2018: Too many iterations. Tree corrupted, or (less likely) starvation occurring.: level: 5, lock_level: 2, stop_level: 1 lock_mode: write, bias: left-slant May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 128 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 256 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 512 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 1024 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 2048 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 4096 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 8192 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 16384 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 32768 May 19 20:19:31 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:31 beda kernel: WARNING: Too many iterations: 65536 May 19 20:19:32 beda kernel: reiser4[firefox(4427)]: traverse_tree (fs/reiser4/search.c:692)[nikita-1481]: May 19 20:19:32 beda kernel: WARNING: Too many iterations: 131072 ... ... ... Than fsck has fixed pertition and i lost 1 level names in my /home/<user> directory. I found its in lost+found and renamed. I decided to update kernel to 33 zen. Later the kernel has suspend again but without kernel errors. From live cd I ran fsck again but there's no too many errors as the first time. After all rolled back to 31 kernel because the system was stable on it. And now I have the problem with lost dir. Thanks, Danila Beketov 2010/5/28 Edward Shishkin <edward.shishkin@gmail.com>: > Danila Beketov wrote: >> Hello, >> > Hello >> Need help to return my lost folder, that has disappeared after mv >> command execution by magic way. >> > > Interesting. Just has disappeared without any kernel complaints? > >> Execution of fsck.reiser4 --build-fs shows the follow: >> > > [...] > >> CHECKING THE SEMANTIC TREE >> Error: Entry "lost_name_1002b:6d757369630000:106e5" already exists. >> Error: Can't add entry lost_name_1002b:6d757369630000:106e5 to >> 1002b:6d757369630000:106e5. >> > This is fsck bug. > > Would you please pack the metadata by > debugfs.reiser4 -P /dev/xxx | gzip > meta.gz > and let me download the file meta.gz > > Thanks, > Edward. > >> Found 12142 objects. >> Lost&found 1 objects. >> Time interval: Fri May 28 09:17:12 2010 - Fri May 28 09:17:13 2010 >> ***** fsck.reiser4 finished at Fri May 28 09:17:13 2010 >> Closing fs...done >> >> Operational error occurred while fscking. >> >> but there's no lost_name_1002b:6d757369630000:106e5 file on the partition. >> >> Does anyone know how to repair my partition? >> >> beda ~ # uname -a >> Linux beda 2.6.31-gentoo-r10 #1 PREEMPT Sun May 23 11:29:07 MSD 2010 >> i686 Intel(R) Pentium(R) 4 CPU 2.40GHz GenuineIntel GNU/Linux >> >> beda ~ # fsck.reiser4 --version >> fsck.reiser4 1.0.7 >> Copyright (C) 2001-2005 by Hans Reiser, licensing governed by >> reiser4progs/COPYING >> >> Danila. >> -- >> To unsubscribe from this list: send the line "unsubscribe reiserfs-devel" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> >> > > -- To unsubscribe from this list: send the line "unsubscribe reiserfs-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: reiser4: mv command lost folder. 2010-05-29 5:08 ` Danila Beketov @ 2010-05-31 18:57 ` Edward Shishkin 2010-06-01 3:37 ` Danila Beketov 0 siblings, 1 reply; 5+ messages in thread From: Edward Shishkin @ 2010-05-31 18:57 UTC (permalink / raw) To: Danila Beketov; +Cc: reiserfs-devel Danila Beketov wrote: >> Hello >> Hello. I have downloaded your metadata. Thanks. >>> Need help to return my lost folder, that has disappeared after mv >>> command execution by magic way. >>> I see this directory, but can not extract it so far.. It's old name has been removed, but new one wasn't created for some reasons. Eventually I have found that all link/unlink stuff in reiser4 is racy: the process which creates a child takes an exclusive flag REISER4_IMMUTABLE so that other concurrent processes should wait on this flag. However, instead of waiting they return reiser4-specific error number (-E_REPEAT) to the VFS... Will be fixed. I'll take a look why fsck don't want to put your poor directory to lost+found. but it'll take some time (I have only weekends for reiser4). The oops below is specific to zen-kernels. Sometimes zen folks try to fix reiser4 without success, so before sending oopses to this mailing list please make sure that you use -mm kernels, or reiser4 stuff against vanilla kernels from kernel.org. Thank you. Edward. > > May 19 20:04:32 beda kernel: ------------[ cut here ]------------ > May 19 20:04:32 beda kernel: kernel BUG at fs/reiser4/txnmgr.c:1116! > May 19 20:04:32 beda kernel: invalid opcode: 0000 [#1] PREEMPT > May 19 20:04:32 beda kernel: last sysfs file: > /sys/devices/pci0000:00/0000:00:1f.2/host3/target3:0:0/3:0:0:0/block/sdb/dev > May 19 20:04:32 beda kernel: Modules linked in: vboxnetadp vboxnetflt > vboxdrv ipv6 oss_usb oss_envy24ht osscore btusb bluetooth nvidia(P) > uvcvideo videodev v4l1_compat i2c_i801 parport_pc parport i2c_core > May 19 20:04:32 beda kernel: > May 19 20:04:32 beda kernel: Pid: 1453, comm: ent:sda8! Tainted: P > (2.6.32-gentoo-r7 #1) MS-6728 > May 19 20:04:32 beda kernel: EIP: 0060:[<c10d4625>] EFLAGS: 00010202 CPU: 0 > May 19 20:04:32 beda kernel: EIP is at reiser4_txn_end+0x511/0x55f > May 19 20:04:32 beda kernel: EAX: 000073cd EBX: 00000000 ECX: 00000001 > EDX: ed46a9a8 > May 19 20:04:32 beda kernel: ESI: f6adfe48 EDI: f661d0ec EBP: f6adfe68 > ESP: f6adfe10 > May 19 20:04:32 beda kernel: DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 > May 19 20:04:32 beda kernel: Process ent:sda8! (pid: 1453, ti=f6ade000 > task=f7083000 task.ti=f6ade000) > May 19 20:04:32 beda kernel: Stack: > May 19 20:04:32 beda kernel: f6adfe40 00000000 edce7e00 f6b3ec00 > edce7ee8 edce7e74 ef133100 00000000 > May 19 20:04:32 beda kernel: <0> f70832e8 f7083000 f6adff30 f6adff6c > ed46a900 f6adff6c 000000a4 00000000 > May 19 20:04:32 beda kernel: <0> 00000000 00000000 00000000 f6adff30 > ed46a900 f661d0dc f6adfe74 c10d467e > May 19 20:04:32 beda kernel: Call Trace: > May 19 20:04:32 beda kernel: [<c10d467e>] ? reiser4_txn_restart+0xb/0x1a > May 19 20:04:32 beda kernel: [<c10d49b3>] ? flush_some_atom+0x326/0x40d > May 19 20:04:32 beda kernel: [<c10e1a3c>] ? reiser4_writeout+0xe5/0x1af > May 19 20:04:32 beda kernel: [<c1099d8a>] ? writeback_inodes_wb+0x308/0x398 > May 19 20:04:32 beda kernel: [<c10e2390>] ? entd+0x19a/0x36a > May 19 20:04:32 beda kernel: [<c10e21f6>] ? entd+0x0/0x36a > May 19 20:04:32 beda kernel: [<c1036fa3>] ? kthread+0x66/0x68 > May 19 20:04:32 beda kernel: [<c1036f3d>] ? kthread+0x0/0x68 > May 19 20:04:32 beda kernel: [<c10033e3>] ? kernel_thread_helper+0x7/0x14 > May 19 20:04:32 beda kernel: Code: ff ff 83 68 14 01 f6 40 08 08 0f 84 > ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: reiser4: mv command lost folder. 2010-05-31 18:57 ` Edward Shishkin @ 2010-06-01 3:37 ` Danila Beketov 0 siblings, 0 replies; 5+ messages in thread From: Danila Beketov @ 2010-06-01 3:37 UTC (permalink / raw) To: Edward Shishkin; +Cc: reiserfs-devel Thanks for response! In the lost folder was recoverable data, so I'll recreate the partition. 2010/5/31 Edward Shishkin <edward.shishkin@gmail.com>: > Danila Beketov wrote: >>> Hello >>> > > Hello. > I have downloaded your metadata. > Thanks. > >>>> Need help to return my lost folder, that has disappeared after mv >>>> command execution by magic way. >>>> > > I see this directory, but can not extract it so far.. It's old name > has been removed, but new one wasn't created for some reasons. > > Eventually I have found that all link/unlink stuff in reiser4 is racy: > the process which creates a child takes an exclusive flag > REISER4_IMMUTABLE so that other concurrent processes > should wait on this flag. However, instead of waiting they return > reiser4-specific error number (-E_REPEAT) to the VFS... > Will be fixed. > > I'll take a look why fsck don't want to put your poor directory to > lost+found. but it'll take some time (I have only weekends for > reiser4). > > The oops below is specific to zen-kernels. Sometimes zen > folks try to fix reiser4 without success, so before sending oopses > to this mailing list please make sure that you use -mm kernels, > or reiser4 stuff against vanilla kernels from kernel.org. > > Thank you. > Edward. > >> >> May 19 20:04:32 beda kernel: ------------[ cut here ]------------ >> May 19 20:04:32 beda kernel: kernel BUG at fs/reiser4/txnmgr.c:1116! >> May 19 20:04:32 beda kernel: invalid opcode: 0000 [#1] PREEMPT >> May 19 20:04:32 beda kernel: last sysfs file: >> /sys/devices/pci0000:00/0000:00:1f.2/host3/target3:0:0/3:0:0:0/block/sdb/dev >> May 19 20:04:32 beda kernel: Modules linked in: vboxnetadp vboxnetflt >> vboxdrv ipv6 oss_usb oss_envy24ht osscore btusb bluetooth nvidia(P) >> uvcvideo videodev v4l1_compat i2c_i801 parport_pc parport i2c_core >> May 19 20:04:32 beda kernel: >> May 19 20:04:32 beda kernel: Pid: 1453, comm: ent:sda8! Tainted: P >> (2.6.32-gentoo-r7 #1) MS-6728 >> May 19 20:04:32 beda kernel: EIP: 0060:[<c10d4625>] EFLAGS: 00010202 CPU: 0 >> May 19 20:04:32 beda kernel: EIP is at reiser4_txn_end+0x511/0x55f >> May 19 20:04:32 beda kernel: EAX: 000073cd EBX: 00000000 ECX: 00000001 >> EDX: ed46a9a8 >> May 19 20:04:32 beda kernel: ESI: f6adfe48 EDI: f661d0ec EBP: f6adfe68 >> ESP: f6adfe10 >> May 19 20:04:32 beda kernel: DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 >> May 19 20:04:32 beda kernel: Process ent:sda8! (pid: 1453, ti=f6ade000 >> task=f7083000 task.ti=f6ade000) >> May 19 20:04:32 beda kernel: Stack: >> May 19 20:04:32 beda kernel: f6adfe40 00000000 edce7e00 f6b3ec00 >> edce7ee8 edce7e74 ef133100 00000000 >> May 19 20:04:32 beda kernel: <0> f70832e8 f7083000 f6adff30 f6adff6c >> ed46a900 f6adff6c 000000a4 00000000 >> May 19 20:04:32 beda kernel: <0> 00000000 00000000 00000000 f6adff30 >> ed46a900 f661d0dc f6adfe74 c10d467e >> May 19 20:04:32 beda kernel: Call Trace: >> May 19 20:04:32 beda kernel: [<c10d467e>] ? reiser4_txn_restart+0xb/0x1a >> May 19 20:04:32 beda kernel: [<c10d49b3>] ? flush_some_atom+0x326/0x40d >> May 19 20:04:32 beda kernel: [<c10e1a3c>] ? reiser4_writeout+0xe5/0x1af >> May 19 20:04:32 beda kernel: [<c1099d8a>] ? writeback_inodes_wb+0x308/0x398 >> May 19 20:04:32 beda kernel: [<c10e2390>] ? entd+0x19a/0x36a >> May 19 20:04:32 beda kernel: [<c10e21f6>] ? entd+0x0/0x36a >> May 19 20:04:32 beda kernel: [<c1036fa3>] ? kthread+0x66/0x68 >> May 19 20:04:32 beda kernel: [<c1036f3d>] ? kthread+0x0/0x68 >> May 19 20:04:32 beda kernel: [<c10033e3>] ? kernel_thread_helper+0x7/0x14 >> May 19 20:04:32 beda kernel: Code: ff ff 83 68 14 01 f6 40 08 08 0f 84 >> > > -- To unsubscribe from this list: send the line "unsubscribe reiserfs-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 5+ messages in thread
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Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2010-05-28 5:57 reiser4: mv command lost folder Danila Beketov
2010-05-28 9:45 ` Edward Shishkin
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2010-05-29 5:08 ` Danila Beketov
2010-05-31 18:57 ` Edward Shishkin
2010-06-01 3:37 ` Danila Beketov
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