lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Mon, 8 Feb 2021 23:23:29 -0500
From:   "Theodore Ts'o" <>
To:     Andreas Dilger <>
Subject: Re: [PATCH] e2fsck: fix check of directories over 4GB

On Tue, Feb 02, 2021 at 01:25:49AM -0700, Andreas Dilger wrote:
> If directories grow larger than 4GB in size with the large_dir
> feature, e2fsck will consider them to be corrupted and clear
> the high bits of the size.
> Since it isn't very common to have directories this large, and
> unlike sparse files that don't have ill effects if the size is
> too large, an too-large directory will have all of the sparse
> blocks filled in by e2fsck, so huge directories should still
> be viewed with suspicion.  Check for consistency between two of
> the three among block count, inode size, and superblock large_dir
> flag before deciding whether the directory inode should be fixed
> or cleared, or if large_dir should be set in the superblock.
> Update the f_recnect_bad test case to match new output.
> Fixes: 49f28a06b738 ("e2fsck: allow to check >2GB sized directory")
> Signed-off-by: Andreas Dilger <>
> Lustre-bug-id:
> Change-Id: I1b898cdab95d239ba1a7b37eb96255acadce7057

Thanks, applied.

						- Ted

Powered by blists - more mailing lists