CDROM is not being detected in RHEL 5.6

Solution Verified - Updated -

Issue

  • CDROM is not detecting in Red Hat Enterprise Linux, but working while selecting CDROM as the first boot device.
  • When modprobe is run on the ide_cd module is giving the following trace back.

    kernel:  [<ffffffff8831bd8c>] :ide_cd:cdrom_do_pc_continuation+0x0/0x2b
     kernel:  [<ffffffff8831a5a8>] :ide_cd:cdrom_start_packet_command+0x14f/0x15b
     kernel:  [<ffffffff8006315f>] wait_for_completion+0x79/0xa2
     kernel:  [<ffffffff8008e40a>] default_wake_function+0x0/0xe
     kernel:  [<ffffffff80041c1e>] ide_do_drive_cmd+0xe7/0x116
     kernel:  [<ffffffff88318605>] :ide_cd:cdrom_queue_packet_command+0x46/0xe2
     kernel:  [<ffffffff801e198f>] ide_init_drive_cmd+0x10/0x24
     kernel:  [<ffffffff88318b1d>] :ide_cd:cdrom_check_status+0x62/0x71
     kernel:  [<ffffffff801479b8>] blk_end_sync_rq+0x0/0x2e
     kernel:  [<ffffffff88319454>] :ide_cd:cdrom_read_toc+0x79/0x3e0
     kernel:  [<ffffffff8831a196>] :ide_cd:ide_cd_probe+0x9db/0xa3f
     kernel:  [<ffffffff8000b6b0>] kfree+0x1cc/0x1d8
     kernel:  [<ffffffff801cbab4>] driver_probe_device+0x52/0xaa
     kernel:  [<ffffffff801cbbe3>] __driver_attach+0x65/0xb6
     kernel:  [<ffffffff801cbb7e>] __driver_attach+0x0/0xb6
     kernel:  [<ffffffff801cb3bb>] bus_for_each_dev+0x43/0x6e
     kernel:  [<ffffffff801caff7>] bus_add_driver+0x76/0x110
     kernel:  [<ffffffff800a8d3e>] sys_init_module+0xaf/0
    
  • Getting timed out errors for ide-cd

    ide-cd: cmd 0x5a timed out
     hda: lost interrupt
     ide-cd: cmd 0x5a timed out
     hda: lost interrupt
    

Environment

  • Red Hat Enterprise Linux 5.6(could be applicable for other versions too)

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