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проблемы с scheduler??

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Всем привет.

Пишу на кассету LTO-8 через dd с диска подключенного по usb-3 проводу. В /var/log/message выскакивают ошибки вида:

cat /sys/block/sde/queue/scheduler
[mq-deadline] none
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626020] dd              D    0  9032   8969 0x00000000
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626025] Call Trace:
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626036]  ? __schedule+0x2a2/0x870
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626041]  schedule+0x28/0x80
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626046]  schedule_timeout+0x26d/0x390
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626051]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626054]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626059]  wait_for_completion+0x11f/0x190
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626062]  ? wake_up_q+0x70/0x70
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626071]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626076]  ? setup_buffering+0x122/0x310 [st]
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626081]  st_write+0x32e/0xcd0 [st]
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626087]  vfs_write+0xa5/0x1a0
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626090]  ksys_write+0x57/0xd0
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626095]  do_syscall_64+0x53/0x110
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626099]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626103] RIP: 0033:0x7f83cd7e2504
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626111] Code: Bad RIP value.
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626113] RSP: 002b:00007ffc1237bf78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626116] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f83cd7e2504
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626118] RDX: 0000000000020000 RSI: 00007f83cd3c6000 RDI: 0000000000000001
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626119] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626121] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f83cd3c6000
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626123] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f83cd3c6000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964189] dd              D    0  8561   8520 0x00000000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964193] Call Trace:
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964206]  ? __schedule+0x2a2/0x870
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964210]  schedule+0x28/0x80
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964215]  schedule_timeout+0x26d/0x390
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964220]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964224]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964228]  wait_for_completion+0x11f/0x190
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964231]  ? wake_up_q+0x70/0x70
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964240]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964246]  ? setup_buffering+0x122/0x310 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964251]  st_write+0x32e/0xcd0 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964257]  vfs_write+0xa5/0x1a0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964260]  ksys_write+0x57/0xd0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964265]  do_syscall_64+0x53/0x110
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964269]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964273] RIP: 0033:0x7f9f21092504
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964282] Code: Bad RIP value.
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964284] RSP: 002b:00007fff49e36ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f21092504
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964289] RDX: 0000000000020000 RSI: 00007f9f20c76000 RDI: 0000000000000001
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964291] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964292] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f9f20c76000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964294] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f9f20c76000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795835] dd              D    0  8561   8520 0x00000000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795840] Call Trace:
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795852]  ? __schedule+0x2a2/0x870
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795857]  schedule+0x28/0x80
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795862]  schedule_timeout+0x26d/0x390
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795867]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795870]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795874]  wait_for_completion+0x11f/0x190
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795878]  ? wake_up_q+0x70/0x70
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795886]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795892]  ? setup_buffering+0x122/0x310 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795897]  st_write+0x32e/0xcd0 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795903]  vfs_write+0xa5/0x1a0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795907]  ksys_write+0x57/0xd0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795912]  do_syscall_64+0x53/0x110
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795915]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795919] RIP: 0033:0x7f9f21092504
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795928] Code: Bad RIP value.
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795930] RSP: 002b:00007fff49e36ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f21092504
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795934] RDX: 0000000000020000 RSI: 00007f9f20c76000 RDI: 0000000000000001
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795936] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795938] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f9f20c76000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795939] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f9f20c76000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229382] dd              D    0 21155  21083 0x00000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229387] Call Trace:
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229399]  ? __schedule+0x2a2/0x870
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229403]  schedule+0x28/0x80
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229408]  schedule_timeout+0x26d/0x390
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229413]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229417]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229421]  wait_for_completion+0x11f/0x190
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229425]  ? wake_up_q+0x70/0x70
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229433]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229439]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229444]  st_write+0x32e/0xcd0 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229450]  vfs_write+0xa5/0x1a0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229453]  ksys_write+0x57/0xd0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229458]  do_syscall_64+0x53/0x110
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229462]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229466] RIP: 0033:0x7fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229474] Code: Bad RIP value.
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229476] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229479] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229481] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229483] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229484] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229486] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061026] dd              D    0 21155  21083 0x00000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061031] Call Trace:
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061043]  ? __schedule+0x2a2/0x870
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061048]  schedule+0x28/0x80
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061052]  schedule_timeout+0x26d/0x390
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061057]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061061]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061065]  wait_for_completion+0x11f/0x190
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061068]  ? wake_up_q+0x70/0x70
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061077]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061082]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061087]  st_write+0x32e/0xcd0 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061093]  vfs_write+0xa5/0x1a0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061097]  ksys_write+0x57/0xd0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061101]  do_syscall_64+0x53/0x110
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061105]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061109] RIP: 0033:0x7fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061118] Code: Bad RIP value.
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061120] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061125] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061126] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061128] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061129] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219084] dd              D    0 22977  22895 0x00000000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219088] Call Trace:
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061105]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061109] RIP: 0033:0x7fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061118] Code: Bad RIP value.
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061120] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061125] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061126] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061128] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061129] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219084] dd              D    0 22977  22895 0x00000000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219088] Call Trace:
Jan 28 01:01:30 xXxXxXxXx kernel: [8146820.626123] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f83cd3c6000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964189] dd              D    0  8561   8520 0x00000000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964193] Call Trace:
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964206]  ? __schedule+0x2a2/0x870
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964210]  schedule+0x28/0x80
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964215]  schedule_timeout+0x26d/0x390
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964220]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964224]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964228]  wait_for_completion+0x11f/0x190
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964231]  ? wake_up_q+0x70/0x70
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964240]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964246]  ? setup_buffering+0x122/0x310 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964251]  st_write+0x32e/0xcd0 [st]
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964257]  vfs_write+0xa5/0x1a0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964260]  ksys_write+0x57/0xd0
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964265]  do_syscall_64+0x53/0x110
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964269]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964273] RIP: 0033:0x7f9f21092504
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964282] Code: Bad RIP value.
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964284] RSP: 002b:00007fff49e36ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f21092504
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964289] RDX: 0000000000020000 RSI: 00007f9f20c76000 RDI: 0000000000000001
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964291] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964292] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f9f20c76000
Jan 28 04:20:52 xXxXxXxXx kernel: [8158782.964294] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f9f20c76000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795835] dd              D    0  8561   8520 0x00000000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795840] Call Trace:
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795852]  ? __schedule+0x2a2/0x870
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795857]  schedule+0x28/0x80
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795862]  schedule_timeout+0x26d/0x390
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795867]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795870]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795874]  wait_for_completion+0x11f/0x190
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795878]  ? wake_up_q+0x70/0x70
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795886]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795892]  ? setup_buffering+0x122/0x310 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795897]  st_write+0x32e/0xcd0 [st]
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795903]  vfs_write+0xa5/0x1a0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795907]  ksys_write+0x57/0xd0
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795912]  do_syscall_64+0x53/0x110
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795915]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795919] RIP: 0033:0x7f9f21092504
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795928] Code: Bad RIP value.
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795930] RSP: 002b:00007fff49e36ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f21092504
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795934] RDX: 0000000000020000 RSI: 00007f9f20c76000 RDI: 0000000000000001
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795936] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795938] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f9f20c76000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795939] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f9f20c76000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229382] dd              D    0 21155  21083 0x00000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229387] Call Trace:
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229399]  ? __schedule+0x2a2/0x870
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229403]  schedule+0x28/0x80
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229408]  schedule_timeout+0x26d/0x390
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229413]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229417]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229421]  wait_for_completion+0x11f/0x190
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229425]  ? wake_up_q+0x70/0x70
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229433]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229439]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229444]  st_write+0x32e/0xcd0 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229450]  vfs_write+0xa5/0x1a0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229453]  ksys_write+0x57/0xd0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229458]  do_syscall_64+0x53/0x110
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229462]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229466] RIP: 0033:0x7fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229474] Code: Bad RIP value.
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229476] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229479] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229481] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229483] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229484] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229486] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061026] dd              D    0 21155  21083 0x00000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061031] Call Trace:
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061043]  ? __schedule+0x2a2/0x870
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061048]  schedule+0x28/0x80
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061052]  schedule_timeout+0x26d/0x390
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061057]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061061]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061065]  wait_for_completion+0x11f/0x190
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061068]  ? wake_up_q+0x70/0x70
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061077]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061082]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061087]  st_write+0x32e/0xcd0 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061093]  vfs_write+0xa5/0x1a0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061097]  ksys_write+0x57/0xd0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061101]  do_syscall_64+0x53/0x110
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061105]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061109] RIP: 0033:0x7fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061118] Code: Bad RIP value.
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061120] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061125] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061126] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061128] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061129] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219084] dd              D    0 22977  22895 0x00000000
Jan 28 05:53:30 xXxXxXxXx kernel: [8164341.219088] Call Trace:
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f21092504
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795934] RDX: 0000000000020000 RSI: 00007f9f20c76000 RDI: 0000000000000001
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795936] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795938] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007f9f20c76000
Jan 28 04:22:53 xXxXxXxXx kernel: [8158903.795939] R13: 0000000000000000 R14: 0000000000000000 R15: 00007f9f20c76000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229382] dd              D    0 21155  21083 0x00000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229387] Call Trace:
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229399]  ? __schedule+0x2a2/0x870
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229403]  schedule+0x28/0x80
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229408]  schedule_timeout+0x26d/0x390
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229413]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229417]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229421]  wait_for_completion+0x11f/0x190
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229425]  ? wake_up_q+0x70/0x70
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229433]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229439]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229444]  st_write+0x32e/0xcd0 [st]
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229450]  vfs_write+0xa5/0x1a0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229453]  ksys_write+0x57/0xd0
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229458]  do_syscall_64+0x53/0x110
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229462]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229466] RIP: 0033:0x7fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229474] Code: Bad RIP value.
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229476] RSP: 002b:00007ffec50287b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229479] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb39a47a504
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229481] RDX: 0000000000020000 RSI: 00007fb39a05e000 RDI: 0000000000000001
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229483] RBP: 0000000000020000 R08: 00000000ffffffff R09: 0000000000000000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229484] R10: ffffffffffffff3b R11: 0000000000000246 R12: 00007fb39a05e000
Jan 28 05:41:25 xXxXxXxXx kernel: [8163616.229486] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fb39a05e000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061026] dd              D    0 21155  21083 0x00000000
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061031] Call Trace:
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061043]  ? __schedule+0x2a2/0x870
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061048]  schedule+0x28/0x80
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061052]  schedule_timeout+0x26d/0x390
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061057]  ? __blk_mq_run_hw_queue+0x4e/0xe0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061061]  ? __blk_mq_delay_run_hw_queue+0x143/0x160
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061065]  wait_for_completion+0x11f/0x190
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061068]  ? wake_up_q+0x70/0x70
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061077]  st_do_scsi.constprop.26+0x371/0x410 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061082]  ? setup_buffering+0x122/0x310 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061087]  st_write+0x32e/0xcd0 [st]
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061093]  vfs_write+0xa5/0x1a0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061097]  ksys_write+0x57/0xd0
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061101]  do_syscall_64+0x53/0x110
Jan 28 05:43:26 xXxXxXxXx kernel: [8163737.061105]  entry_SYSCALL_64_after_hwframe+0x44/0xa9

Данные вроде как записались все целые, только время записи было увеличино в два раза. Подскажите, почему выскакивают ошибки?

Может стоит сначала копировать на диск подключенный по sata проводу и потом уже копировать на ленту?