HDDがとんだ模様。
ad1s1d というと、どこだ、、、。

Jan 31 07:18:01 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:01 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5
Jan 31 07:18:03 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:03 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5
Jan 31 07:18:05 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:05 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5
Jan 31 07:18:07 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:07 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5
Jan 31 07:18:10 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:10 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5
Jan 31 07:18:12 <0.2> banana613 kernel: ad1: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=35764863
Jan 31 07:18:12 <0.2> banana613 kernel: g_vfs_done():ad1s1d[READ(offset=18311577600, length=16384)]error = 5