Has anyone seem this problem before? Kernel BUG at direct_io:544 invalid operand: 0000 [1] SMP CPU 1 Modules linked in: usbserial parport_pc lp parport edd freq_table thermal processor fan button battery ac autofs4 raw ipv6 evdev joydev sg st sr_mod ext3 jbd e100 mii tg3 ohci_hcd hw_random usbcore dm_snapshot dm_mod reiserfs 3w_9xxx sd_mod scsi_mod Pid: 6359, comm: oracle Tainted: MG (2.6.8-24.10-smp SL92_BRANCH-200412221154270000) RIP: 0010:[<ffffffff8019fd55>] <ffffffff8019fd55>{dio_new_bio+197} RSP: 0018:00000100f1daf9a8 EFLAGS: 00010246 RAX: 0000000000000020 RBX: 0000000000000000 RCX: 000001007f6bab30 RDX: 0000000000000048 RSI: 0000000000000000 RDI: 00000100f8833380 RBP: 00000100f9f96400 R08: 0000000000000000 R09: 00000000000000f9 R10: 00000000094789d5 R11: 0000000000000001 R12: 0000000000045889 R13: 0000000000000000 R14: 0000000000045889 R15: 0000000000000009 FS: 0000002a97336e40(0000) GS:ffffffff804e2e80(0000) knlGS:000000005568e460 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000000007ebe50 CR3: 00000000f9f82000 CR4: 00000000000006e0 Process oracle (pid: 6359, threadinfo 00000100f1dae000, task 00000100eac2c030) Stack: 00000100f9f96400 0000000000000000 0000000000000001 0000000000000000 0000000000000000 ffffffff8019ff82 0000000000000007 0000000000000000 00000100f9f96400 ffffffff801a0cb5 Call Trace:<ffffffff8019ff82>{dio_send_cur_page+114} <ffffffff801a0cb5>{__blockdev_direct_IO+2165} <ffffffffa003aa8c>{:reiserfs:reiserfs_direct_IO+76} <ffffffffa003ec40>{:reiserfs:reiserfs_get_blocks_direct_io+0} <ffffffff8015ac34>{generic_file_direct_IO+100} <ffffffff8015acfb>{generic_file_direct_write+123} <ffffffff8015b959>{generic_file_aio_write_nolock+713} <ffffffff8015ba9e>{generic_file_write_nolock+158} <ffffffffa005955f>{:reiserfs:do_journal_end+3199} <ffffffff80137a80>{autoremove_wake_function+0} <ffffffff8015bcf5>{generic_file_write+101} <ffffffffa0042548>{:reiserfs:reiserfs_file_write+488} <ffffffff8015a0d5>{filemap_nopage+405} <ffffffff801681fc>{do_no_page+1532} <ffffffff80169990>{handle_mm_fault+368} <ffffffff80362141>{__down_read+49} <ffffffff8021206d>{__up_read+29} <ffffffff801222e8>{do_page_fault+504} <ffffffff8017c455>{file_move+37} <ffffffff80179abe>{filp_open+62} <ffffffff8017bb93>{vfs_write+243} <ffffffff8017bcd3>{sys_write+83} <ffffffff8011074e>{system_call+126} Code: 0f 0b 13 d2 38 80 ff ff ff ff 20 02 bf d0 00 00 00 48 8b 9d RIP <ffffffff8019fd55>{dio_new_bio+197} RSP <00000100f1daf9a8>