Sorry to touch in it again. But I was simply ignored, is this report erroneous? May I add some information to get some kind of answer about this? There is other mail list to report this?
Because Im really scared I lost ALL DATA from this volume after this happened. It was a test volume but I want to put this over real systems. Any tips. On 7/3/06, Igor Morgado <[email protected]> wrote: This happned after a drbdadm resize in my resource (I had extended the device with lvm), on a debian gnu/linux (the oops is on the end of report) magratea:~# uname -a Linux magratea 2.6.16-2-xen-686 #1 SMP Tue May 23 05:46:45 CEST 2006 i686 GNU/Linux Im running LVM on top of DRBD magratea:~# lvm version  LVM version:    2.01.04 (2005-02-09)  Library version: 1.01.00-ioctl (2005-01-17)  Driver version: 4.5.0 drbd version is: Version: 8.0pre3 (api:82) SVN Revision: 2169 build by root@magratea, 2006-06-29 17:09:10 My config (and resource of drbd) global {    minor-count 15; } common {        startup {                wfc-timeout 0;                degr-wfc-timeout 120;   # 2 minutes.        }        disk {                on-io-error    detach;        }        net {                timeout      60;   # 6 seconds (unit = 0.1 seconds)                connect-int  10;   # 10 seconds (unit = 1 second)                ping-int     10;   # 10 seconds (unit = 1 second)                max-buffers    2048;                max-epoch-size 2048;                ko-count 4;                allow-two-primaries;        }        syncer {                rate           100M;                al-extents     257;        } } resource marvin.root {        protocol B;        on magratea {                device         /dev/drbd0;                disk           /dev/mapper/arr0-marvin.root;                address        10.255.255.1:7788;                meta-disk      internal;        }        on cricket {                device         /dev/drbd0;                disk           /dev/mapper/arr0-marvin.root;                address        10.255.255.2:7788;                meta-disk      internal;        } } The volume magratea:~# lvdisplay /dev/arr0/marvin.root  --- Logical volume ---  LV Name               /dev/arr0/marvin.root  VG Name               arr0  LV UUID               DFLxkR-y3by-9Q95-bs5I-iHAq-Y9eM-AWJ8J6  LV Write Access       read/write  LV Status             available  # open                2  LV Size               1.00 GB  Current LE            256  Segments              1  Allocation            inherit  Read ahead sectors    0  Block device          254:4 The syslog... Jul 3 17:49:21 magratea kernel: Unable to handle kernel NULL pointer dereference at virtual address 0000001c Jul 3 17:49:21 magratea kernel: printing eip: Jul 3 17:49:21 magratea kernel: c13af1e0 Jul 3 17:49:21 magratea kernel: *pde = ma 00000000 pa fffff000 Jul 3 17:49:21 magratea kernel: Oops: 0002 [#1] Jul 3 17:49:21 magratea kernel: SMP Jul 3 17:49:21 magratea kernel: Modules linked in: drbd xt_physdev iptable_filter ip_tables x_tables ipv6 bridge megaraid ext2 mbcache dm_mod ide_disk evdev mousedev tsdev hw_random sg pcspkr rtc floppy serial_core psmouse shpchp pci_hotplug serio_raw xfs exportfs sd_mod usbhid ide_cd cdrom megaraid_mbox scsi_mod megaraid_mm uhci_hcd piix ehci_hcd generic usbcore ide_core tg3 thermal processor fan Jul 3 17:49:21 magratea kernel: CPU:   0 Jul 3 17:49:21 magratea kernel: EIP:   0061:[<c13af1e0>]   Not tainted VLI Jul 3 17:49:21 magratea kernel: EFLAGS: 00010293  (2.6.16-2-xen-686 #1) Jul 3 17:49:21 magratea kernel: EIP is at drbd_ioctl+0x33a/0xafd [drbd] Jul 3 17:49:21 magratea kernel: eax: 00000000  ebx: 40084410  ecx: 00000015  edx: 00000000 Jul 3 17:49:21 magratea kernel: esi: bf5368c0  edi: 00000000  ebp: be654808  esp: bde69e28 Jul 3 17:49:21 magratea kernel: ds: 007b  es: 007b  ss: 0069 Jul 3 17:49:21 magratea kernel: Process drbdsetup (pid: 13403, threadinfo=bde68000 task=bf521030) Jul 3 17:49:21 magratea kernel: Stack: <0>bf2cee40 b00fa964 00000310 00000001 00000000 00000000 00000004 00001000 Jul 3 17:49:21 magratea kernel:       b8269684 b8269684 c1229b94 b8269684 00000008 00000000 00000000 00000000 Jul 3 17:49:21 magratea kernel:       b8269684 00000008 be558664 00000006 0f22a09c 00000000 bde69ef0 bde69ef0 Jul 3 17:49:21 magratea kernel: Call Trace: Jul 3 17:49:21 magratea kernel: [<c1229b94>] xfs_access+0x2b/0x33 [xfs] Jul 3 17:49:21 magratea kernel: [<b0106d66>] do_gettimeofday+0x4d/0x1cc Jul 3 17:49:21 magratea kernel: [<b01345cd>] find_get_page+0x1b/0x5d Jul 3 17:49:21 magratea kernel: [<b013534d>] filemap_nopage+0xc5/0x2e7 Jul 3 17:49:21 magratea kernel: [<b0135419>] filemap_nopage+0x191/0x2e7 Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b01a91bb>] blkdev_driver_ioctl+0x40/0x58 Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b01a9387>] blkdev_ioctl+0x1b4/0x1c3 Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b0156c5c>] block_ioctl+0x1a/0x1e Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b015f284>] do_ioctl+0x28/0x66 Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b015f54c>] vfs_ioctl+0x17e/0x18c Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b015f5a0>] sys_ioctl+0x46/0x62 Jul 3 17:49:21 magratea kernel: [<b0325900>] inflate_codes+0x26e/0x3fa Jul 3 17:49:21 magratea kernel: [<b0104665>] syscall_call+0x7/0xb Jul 3 17:49:21 magratea kernel: Code: 0f b6 85 5c 02 00 00 c7 44 24 38 8d ff ff ff 24 0f 3c 0a 0f 84 be 07 00 00 c7 44 24 38 00 00 00 00 8b bc 24 c4 00 00 00 8b 45 34 <89> 78 1c c7 40 20 00 00 00 00 68 fd 04 00 00 68 60 20 3c c1 55 Jul 3 17:49:21 magratea kernel: klogd 1.4.1, ---------- state change ---------- Jul 3 17:49:21 magratea kernel: No module symbols loaded - kernel modules not enabled. 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