errorlog

ug 18 03:55:01 Ideapad-Z560 kernel: [ 1362.854300] ata5: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1362.854449] ata5: irq_stat 0x00000040, connection status changed
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1362.854564] ata5: SError: { CommWake DevExch }
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1362.854680] ata5: limiting SATA link speed to 1.5 Gbps
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1362.854684] ata5: hard resetting link
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1363.573955] ata5: SATA link down (SStatus 0 SControl 310)
Aug 18 03:55:01 Ideapad-Z560 kernel: [ 1363.589912] ata5: EH complete
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1364.992310] ata5: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1364.992460] ata5: irq_stat 0x00000040, connection status changed
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1364.992578] ata5: SError: { CommWake DevExch }
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1364.992696] ata5: limiting SATA link speed to 1.5 Gbps
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1364.992701] ata5: hard resetting link
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1365.714268] ata5: SATA link down (SStatus 0 SControl 310)
Aug 18 03:55:03 Ideapad-Z560 kernel: [ 1365.730223] ata5: EH complete
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.910060] ata5: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.910207] ata5: irq_stat 0x00000040, connection status changed
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.910325] ata5: SError: { CommWake DevExch }
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.910440] ata5: limiting SATA link speed to 1.5 Gbps
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.910444] ata5: hard resetting link
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1365.940321] init: friendly-recovery post-stop process (510) killed by INT signal
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1366.632612] ata5: SATA link down (SStatus 0 SControl 310)
Aug 18 03:55:04 Ideapad-Z560 kernel: [ 1366.648575] ata5: EH complete