Description of problem: bishop kernel: Bad page state at free_hot_cold_page (in process 'tar', page 000001012d8eddf8) bishop kernel: flags:0x01000014 mapping:0000000000000000 mapcount:1 count:0 bishop kernel: Backtrace: bishop kernel: bishop kernel: Call Trace:<ffffffff8015e34b>{bad_page+112} <ffffffff8015ea2d>{free_hot_cold_page+130} bishop kernel: <ffffffffa00cc7b8>{:st:sgl_unmap_user_pages+67} <ffffffffa00cc7df>{:st:release_buffering+27} bishop kernel: <ffffffffa00d1196>{:st:st_write+2692} <ffffffff801ed989>{__up_read+16} bishop kernel: <ffffffff8017af0e>{vfs_write+207} <ffffffff8017aff6>{sys_write+69} bishop kernel: <ffffffff8011026a>{system_call+126} bishop kernel: Trying to fix it up, but a reboot is needed Version-Release number of selected component (if applicable): 2.6.9-67.ELsmp How reproducible: 100% Steps to Reproduce: 1. Back up some file systems to tape using tar 2. Rewind 3. Eject Actual results: Bad page status, system starts misbehaving (unresponsive) Expected results: No error Additional info:
$ cat proc/scsi/scsi Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: HP Model: C7438A Rev: ZU75 Type: Sequential-Access ANSI SCSI revision: 02 scsi0 : SCSI emulation for USB Mass Storage devices Vendor: HP Model: C7438A Rev: ZU75 Type: Sequential-Access ANSI SCSI revision: 02 USB Mass Storage device found at 3 So the tape is attached via USB.
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