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Linux(CentOS7)が起動しなくなった(Generating "/run/initramfs/rdsosreport.txt")際の対処

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突然の停電でデスクトップPCが強制終了・・・
その後、PC内の仮想PC(CentOS7)が起動しなくなってしまいました。

[    2.463483] XFS (dm-0): Internal error XFS_WANT_CORRUPTED_GOTO at line 1635 o
f file fs/xfs/libxfs/xfs_alloc.c.  Caller xfs_free_extent+0xfc/0x130 [xfs]
[    2.465295] XFS (dm-0): Internal error xfs_trans_cancel at line 990 of file f
s/xfs/xfs_trans.c.  Caller xlog_recover_process_efi+0x16b/0x190 [xfs]
[    2.466871] XFS (dm-0): Corruption of in-memory data detected.  Shutting down
 filesystem
[    2.467677] XFS (dm-0): Please umount the filesystem and rectify the problem(
s)
[    2.468373] XFS (dm-0): Failed to recover EFIs

Generating "/run/initramfs/rdsosreport.txt"


Entering emergency mode. Exit the shell to continue.
Type "journalctl" to view system logs.
You might want to save "/run/initramfs/rdsosreport.txt" to a USB stick or /boot
after mounting them and attach it to a bug report.

どうやらブート領域のdm-0が破損している様子
以下のコマンドで修正しました

:/# xfx_repair -Lv /dev/dm-0

無事、起動出来るようになりました!

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