ubuntu@ubuntu:~$ sudo dmesg | grep -i -E "overlay|ext4|error" | tail -50
[ 1.261125] RAS: Correctable Errors collector initialized.
[ 2.168477] i915 display info: has_overlay: no
[ 2.168484] i915 display info: overlay_needs_physical: no
[ 4.117905] EXT4-fs (sda2): mounting ext3 file system using the ext4 subsystem
[ 7.381446] EXT4-fs (sda2): recovery complete
[ 7.428049] EXT4-fs (sda2): mounted filesystem aa34cf7e-4764-ce40-960b-94b1c07b6acc r/w with ordered data mode. Quota mode: none.
[ 7.724615] overlayfs: null uuid detected in lower fs '/', falling back to xino=off,index=off,nfs_export=off.
[ 8.892265] evm: overlay not supported
[ 48.086137] Bluetooth: hci0: Error reading debug features
[ 167.575155] audit: type=1400 audit(1783000909.055:43): apparmor="DENIED" operation="change_onexec" class="file" info="label not found" error=-2 profile="unconfined" name="ubuntu_pro_apt_news" pid=2952 comm="(python3)"
[ 167.587035] audit: type=1400 audit(1783000909.067:44): apparmor="DENIED" operation="change_onexec" class="file" info="label not found" error=-2 profile="unconfined" name="ubuntu_pro_esm_cache" pid=2953 comm="(python3)"
[ 1967.166621] ext4_fc_commit+0x1cf/0x200
[ 1967.166632] ext4_sync_file+0x34e/0x380
[ 1967.166672] ovl_fsync+0x103/0x120 [overlay]
[ 2090.047152] ext4_fc_commit+0x1cf/0x200
[ 2090.047164] ext4_sync_file+0x34e/0x380
[ 2090.047192] ovl_fsync+0x103/0x120 [overlay]
[ 2090.047611] ext4_fc_commit+0x1cf/0x200
[ 2090.047620] ext4_sync_file+0x34e/0x380
[ 2090.047656] ovl_fsync+0x103/0x120 [overlay]
[ 2212.922604] ext4_fc_commit+0x1cf/0x200
[ 2212.922615] ext4_sync_file+0x34e/0x380
[ 2212.922643] ovl_fsync+0x103/0x120 [overlay]
[ 2212.923026] ext4_fc_commit+0x1cf/0x200
[ 2212.923036] ext4_sync_file+0x34e/0x380
[ 2212.923059] ovl_fsync+0x103/0x120 [overlay]
[ 2212.923397] ext4_fc_commit+0x1cf/0x200
[ 2212.923407] ext4_sync_file+0x34e/0x380
[ 2212.923430] ovl_fsync+0x103/0x120 [overlay]
[ 2212.923805] ext4_fc_commit+0x1cf/0x200
[ 2212.923815] ext4_sync_file+0x34e/0x380
[ 2212.923851] ovl_fsync+0x103/0x120 [overlay]
[ 2458.676103] ext4_fc_commit+0x1cf/0x200
[ 2458.676115] ext4_sync_file+0x34e/0x380
[ 2458.676151] ovl_fsync+0x103/0x120 [overlay]
[ 2581.554172] ext4_fc_commit+0x1cf/0x200
[ 2581.554183] ext4_sync_file+0x34e/0x380
[ 2581.554193] ? ext4_buffered_write_iter+0x7b/0x130
[ 2581.554219] ovl_fsync+0x103/0x120 [overlay]
[ 2581.554776] ext4_fc_commit+0x1cf/0x200
[ 2581.554786] ext4_sync_file+0x34e/0x380
[ 2581.554821] ovl_fsync+0x103/0x120 [overlay]
ubuntu@ubuntu:~$
