EXT4-fs (dev): Inode x (xx): i_reserved_data_blocks (xxx) not cleared!

Solution Verified - Updated -

Issue

We're seeing Ext4 reserved data block warnings in the kernel logs

EXT4-fs (nvme1n1p1): Inode 9306350 (00000000e9f5b85b): i_reserved_data_blocks (633) not cleared!
EXT4-fs (nvme1n1p1): Inode 8126689 (00000000fe94b6b3): i_reserved_data_blocks (1467) not cleared!
EXT4-fs (nvme1n1p1): Inode 5374097 (000000001298d0bb): i_reserved_data_blocks (52) not cleared!
EXT4-fs (nvme1n1p1): Inode 1704112 (00000000dd49444b): i_reserved_data_blocks (2102) not cleared!

Environment

  • Red Hat Enterprise Linux 8
  • kernel version 4.18.0-372.9.1.el8_6 and later, before kernel-4.18.0-553.82.1.el8_10 which contains the fix
  • Ext4 filesystems

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