After upgrading to...<br><br>Version: 8.0pre5 (api:84)<br>SVN Revision: 2419 build by root@magratea, 2006-09-13 17:38:21<br><br>I have lost my system. There is some data that I want to recover. There is a way to do it?<br>
<br>Trying to mount/recover ...<br><br>cricket:~# mount -t xfs /dev/drbd2 /mnt/<br>mount: /dev/drbd2: can't read superblock<br>cricket:~# file /dev/drbd2<br>/dev/drbd2: block special (147/2)<br>cricket:~# file -s /dev/drbd2
<br>/dev/drbd2: SGI XFS filesystem data (blksz 4096, inosz 256, v2 dirs)
<br>cricket:~# xfs_repair /dev/drbd2<br>Phase 1 - find and verify superblock...<br>superblock read failed, offset 0, size 524288, ag 32768, rval 0<br><br>fatal error -- Invalid argument<br>cricket:~# <div>
<br><br>That is what I get.</div><br><br>This is my log report.<br><br>Sep 13 17:40:38 magratea kernel: ------------[ cut here ]------------<br>Sep 13 17:40:38 magratea kernel: kernel BUG at fs/bio.c:1098!
<br>Sep 13 17:40:38 magratea kernel: invalid opcode: 0000 [#1]<br>Sep 13 17:40:38 magratea kernel: SMP<br>Sep
13 17:40:38 magratea kernel: Modules linked in: xt_physdev
iptable_filter ip_tables x_tables drbd cn ipv6 bridge megaraid ext2
mbcache dm_mod ide_disk evdev sg pcspkr hw_random psmouse shpchp
pci_hotplug rtc serio_raw floppy serial_core xfs exportfs ide_cd cdrom
sd_mod piix generic megaraid_mbox ehci_hcd uhci_hcd scsi_mod usbcore
tg3 ide_core megaraid_mm thermal processor fan
<br>Sep 13 17:40:38 magratea kernel: CPU: 0<br>Sep 13 17:40:38 magratea kernel: EIP: 0061:[<b01549e3>] Not tainted VLI<br>Sep 13 17:40:38 magratea kernel: EFLAGS: 00010202 (2.6.16-2-xen-686 #1)<br>Sep 13 17:40:38 magratea kernel: EIP is at bio_split+0x2c/0x114
<br>Sep 13 17:40:38 magratea kernel: eax: c0679800 ebx: 00001ff8 ecx: 00011200 edx: b0fe34c0<br>Sep 13 17:40:38 magratea kernel: esi: b0f659c0 edi: 00000000 ebp: bf2473c0 esp: b931dc78<br>Sep 13 17:40:38 magratea kernel: ds: 007b es: 007b ss: 0069
<br>Sep 13 17:40:38 magratea kernel: Process xvd 1 93:00 (pid: 5569, threadinfo=b931c000 task=b8c5b030)<br>Sep 13 17:40:38 magratea kernel: Stack: <0>00001ff8 c0679800 bf440c00 00000000 c13a1bb2 c0679800 b0f659c0 00001ff8
<br>Sep 13 17:40:38 magratea kernel: 00000040 bf402804 00000000 c0679800 b01a7e2f bf402804 c0679800 b0153ea9<br>Sep 13 17:40:38 magratea kernel: bf402804 c0679800 b07045d4 00000000 bcfa1000 00001000 00000000 00000018
<br>Sep 13 17:40:38 magratea kernel: Call Trace:<br>Sep 13 17:40:38 magratea kernel: [<c13a1bb2>] drbd_make_request_26+0x12c<div>/0x170 [drbd]<br>Sep 13 17:40:38 magratea kernel: [<b01a7e2f>] generic_make_request+0xf1/0x103
<br>Sep 13 17:40:38 magratea kernel: [<b0153ea9>] __bio_add_page+0x106/0x275<br>Sep 13 17:40:38 magratea kernel: [<b01a7ee2>] submit_bio+0xa1/0xa9<br>Sep 13 17:40:38 magratea kernel: [<b0154066>] bio_add_page+0x28/0x2c
<br>Sep 13 17:40:38 magratea kernel: [<b0211fbf>] plug_queue+0x24/0x2c<br>Sep 13 17:40:38 magratea kernel: [<b02127fc>] dispatch_rw_block_io+0x3a7/0x404<br>Sep 13 17:40:38 magratea kernel: [<c11e37bd>] xfs_bmapi+0x37f/0x12f3 [xfs]
<br>Sep 13 17:40:38 magratea kernel: [<b01120f4>] try_to_wake_up+0x2bd/0x309<br>Sep 13 17:40:38 magratea kernel: [<b0112135>] try_to_wake_up+0x2fe/0x309<br>Sep 13 17:40:38 magratea kernel: [<b0113123>] idle_balance+0x30/0x45
<br>Sep 13 17:40:38 magratea kernel: [<b02858ae>] schedule+0x502/0x5ee<br>Sep 13 17:40:38 magratea kernel: [<b01a6815>] generic_unplug_device+0x16/0x45<br>Sep 13 17:40:38 magratea kernel: [<b021241f>] do_block_io_op+0x7d/0xb3
<br>Sep 13 17:40:38 magratea kernel: [<b02120ba>] blkif_schedule+0x0/0x227<br>Sep 13 17:40:38 magratea kernel: [<b0212246>] blkif_schedule+0x18c/0x227<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a
<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a<br>Sep 13 17:40:38 magratea kernel: [<b012901f>] kthread+0x7c/0xa6<br>Sep 13 17:40:38 magratea kernel: [<b0128fa3>] kthread+0x0/0xa6
<br>Sep 13 17:40:38 magratea kernel: [<b0102bf5>] kernel_thread_helper+0x5/0xb<br>Sep
13 17:40:38 magratea kernel: Code: 57 56 53 8b 5c 24 1c 6a 10 ff 74 24
1c e8 9f 25 fe ff 5e 89 c5 5f 31 ff 85 c0 0f 84 ec 00 00 00 8b 44 24 14
66 83 78 18 01 74 08 <0f> 0b 4a 04 10 33 2a b0 8b 4c 24 14 66 83
79 1a 00 74 08 0f 0b
<br>Sep 13 17:40:38 magratea kernel: <0>------------[ cut here ]------------<br>Sep 13 17:40:38 magratea kernel: kernel BUG at fs/bio.c:1098!<br>Sep 13 17:40:38 magratea kernel: invalid opcode: 0000 [#2]<br>Sep 13 17:40:38 magratea kernel: SMP
<br>Sep 13 17:40:38 magratea kernel: Modules linked in: xt_physdev
iptable_filter ip_tables x_tables drbd cn ipv6 bridge megaraid ext2
mbcache dm_mod ide_disk evdev sg pcspkr hw_random psmouse shpchp
pci_hotplug rtc serio_raw floppy serial_core xfs exportfs ide_cd cdrom
sd_mod piix generic megaraid_mbox ehci_hcd uhci_hcd scsi_mod usbcore
tg3 ide_core megaraid_mm thermal processor fan
<br>Sep 13 17:40:38 magratea kernel: CPU: 0<br>Sep 13 17:40:38 magratea kernel: EIP: 0061:[<b01549e3>] Not tainted VLI<br>Sep 13 17:40:38 magratea kernel: EFLAGS: 00010202 (2.6.16-2-xen-686 #1)<br>Sep 13 17:40:38 magratea kernel: EIP is at bio_split+0x2c/0x114
<br>Sep 13 17:40:38 magratea kernel: eax: b0de6d80 ebx: 00001ff8 ecx: 00011200 edx: b0fe34c0<br>Sep 13 17:40:38 magratea kernel: esi: b0f659c0 edi: 00000000 ebp: bf247480 esp: b927dc78<br>Sep 13 17:40:38 magratea kernel: ds: 007b es: 007b ss: 0069
<br>Sep 13 17:40:38 magratea kernel: Process xvd 1 93:01 (pid: 5570, threadinfo=b927c000 task=b92a1560)<br>Sep 13 17:40:38 magratea kernel: Stack: <0>00001ff8 b0de6d80 bd7e2800 00000000 c13a1bb2 b0de6d80 b0f659c0 00001ff8
<br>Sep 13 17:40:38 magratea kernel: 00000040 bda19bb0 00000000 b0de6d80 b01a7e2f bda19bb0 b0de6d80 b0153ea9<br>Sep 13 17:40:38 magratea kernel: bda19bb0 b0de6d80 b07048d4 00000000 cc4d8000 00001000 00000000 00000018
<br>Sep 13 17:40:38 magratea kernel: Call Trace:<br>Sep 13 17:40:38 magratea kernel: [<c13a1bb2>] drbd_make_request_26+0x12c/0x170 [drbd]<br>Sep 13 17:40:38 magratea kernel: [<b01a7e2f>] generic_make_request+0xf1/0x103
<br>Sep 13 17:40:38 magratea kernel: [<b0153ea9>] __bio_add_page+0x106/0x275<br>Sep 13 17:40:38 magratea kernel: [<b01a7ee2>] submit_bio+0xa1/0xa9<br>Sep 13 17:40:38 magratea kernel: [<b0154066>] bio_add_page+0x28/0x2c
<br>Sep 13 17:40:38 magratea kernel: [<b0211fbf>] plug_queue+0x24/0x2c<br>Sep 13 17:40:38 magratea kernel: [<b02127fc>] dispatch_rw_block_io+0x3a7/0x404<br>Sep 13 17:40:38 magratea kernel: [<c11e37bd>] xfs_bmapi+0x37f/0x12f3 [xfs]
<br>Sep 13 17:40:38 magratea kernel: [<b0113123>] idle_balance+0x30/0x45<br>Sep 13 17:40:38 magratea kernel: [<b02858ae>] schedule+0x502/0x5ee<br>Sep 13 17:40:38 magratea kernel: [<b01a6815>] generic_unplug_device+0x16/0x45
<br>Sep 13 17:40:38 magratea kernel: [<b021241f>] do_block_io_op+0x7d/0xb3<br>Sep 13 17:40:38 magratea kernel: [<b02120ba>] blkif_schedule+0x0/0x227<br>Sep 13 17:40:38 magratea kernel: [<b0212246>] blkif_schedule+0x18c/0x227
<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a<br>Sep 13 17:40:38 magratea kernel: [<b012901f>] kthread+0x7c/0xa6
<br>Sep 13 17:40:38 magratea kernel: [<b0128fa3>] kthread+0x0/0xa6<br>Sep 13 17:40:38 magratea kernel: [<b0102bf5>] kernel_thread_helper+0x5/0xb<br>Sep
13 17:40:38 magratea kernel: Code: 57 56 53 8b 5c 24 1c 6a 10 ff 74 24
1c e8 9f 25 fe ff 5e 89 c5 5f 31 ff 85 c0 0f 84 ec 00 00 00 8b 44 24 14
66 83 78 18 01 74 08 <0f> 0b 4a 04 10 33 2a b0 8b 4c 24 14 66 83
79 1a 00 74 08 0f 0b
<br>Sep 13 17:40:38 magratea kernel: <0>------------[ cut here ]------------<br>Sep 13 17:40:38 magratea kernel: kernel BUG at fs/bio.c:1098!<br>Sep 13 17:40:38 magratea kernel: invalid opcode: 0000 [#3]<br>Sep 13 17:40:38 magratea kernel: SMP
<br>Sep 13 17:40:38 magratea kernel: Modules linked in: xt_physdev
iptable_filter ip_tables x_tables drbd cn ipv6 bridge megaraid ext2
mbcache dm_mod ide_disk evdev sg pcspkr hw_random psmouse shpchp
pci_hotplug rtc serio_raw floppy serial_core xfs exportfs ide_cd cdrom
sd_mod piix generic megaraid_mbox ehci_hcd uhci_hcd scsi_mod usbcore
tg3 ide_core megaraid_mm thermal processor fan
<br>Sep 13 17:40:38 magratea kernel: CPU: 0<br>Sep 13 17:40:38 magratea kernel: EIP: 0061:[<b01549e3>] Not tainted VLI<br>Sep 13 17:40:38 magratea kernel: EFLAGS: 00010202 (2.6.16-2-xen-686 #1)<br>Sep 13 17:40:38 magratea kernel: EIP is at bio_split+0x2c/0x114
<br>Sep 13 17:40:38 magratea kernel: eax: b9307d00 ebx: 00001ff8 ecx: 00011200 edx: b0fe34c0<br>Sep 13 17:40:38 magratea kernel: esi: b0f659c0 edi: 00000000 ebp: bf247180 esp: b9429c78<br>Sep 13 17:40:38 magratea kernel: ds: 007b es: 007b ss: 0069
<br>Sep 13 17:40:38 magratea kernel: Process xvd 1 93:02 (pid: 5571, threadinfo=b9428000 task=b9ad4030)<br>Sep 13 17:40:38 magratea kernel: Stack: <0>00001ff8 b9307d00 bdd8ac00 00000000 c13a1bb2 b9307d00 b0f659c0 00001ff8
<br>Sep 13 17:40:38 magratea kernel: 00000040 be10ab30 00000000 b9307d00 b01a7e2f be10ab30 b9307d00 b0153ea9<br>Sep 13 17:40:38 magratea kernel: be10ab30 b9307d00 b03aa1d4 00000000 cc62a000 00001000 00000000 00000018
<br>Sep 13 17:40:38 magratea kernel: Call Trace:<br>Sep 13 17:40:38 magratea kernel: [<c13a1bb2>] drbd_make_request_26+0x12c/0x170 [drbd]<br>Sep 13 17:40:38 magratea kernel: [<b01a7e2f>] generic_make_request+0xf1/0x103
<br>Sep 13 17:40:38 magratea kernel: [<b0153ea9>] __bio_add_page+0x106/0x275<br>Sep 13 17:40:38 magratea kernel: [<b01a7ee2>] submit_bio+0xa1/0xa9<br>Sep 13 17:40:38 magratea kernel: [<b0154066>] bio_add_page+0x28/0x2c
<br>Sep 13 17:40:38 magratea kernel: [<b0211fbf>] plug_queue+0x24/0x2c<br>Sep 13 17:40:38 magratea kernel: [<b02127fc>] dispatch_rw_block_io+0x3a7/0x404<br>Sep 13 17:40:38 magratea kernel: [<c11e37bd>] xfs_bmapi+0x37f/0x12f3 [xfs]
<br>Sep 13 17:40:38 magratea kernel: [<b02858ae>] schedule+0x502/0x5ee<br>Sep 13 17:40:38 magratea kernel: [<b021241f>] do_block_io_op+0x7d/0xb3<br>Sep 13 17:40:38 magratea kernel: [<b02120ba>] blkif_schedule+0x0/0x227
<br>Sep 13 17:40:38 magratea kernel: [<b0212246>] blkif_schedule+0x18c/0x227<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a<br>Sep 13 17:40:38 magratea kernel: [<b01293da>] autoremove_wake_function+0x0/0x3a
<br>Sep 13 17:40:38 magratea kernel: [<b012901f>] kthread+0x7c/0xa6<br>Sep 13 17:40:38 magratea kernel: [<b0128fa3>] kthread+0x0/0xa6<br>Sep 13 17:40:38 magratea kernel: [<b0102bf5>] kernel_thread_helper+0x5/0xb
<br>Sep 13 17:40:38 magratea kernel: Code: 57 56 53 8b 5c 24 1c 6a 10
ff 74 24 1c e8 9f 25 fe ff 5e 89 c5 5f 31 ff 85 c0 0f 84 ec 00 00 00 8b
44 24 14 66 83 78 18 01 74 08 <0f> 0b 4a 04 10 33 2a b0 8b 4c 24
14 66 83 79 1a 00 74 08 0f 0b
<br>Sep 13 17:40:45 magratea kernel: <7>vif1.0: no IPv6 routers present</div>