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Date:   Wed, 5 May 2021 09:19:44 -0700
From:   Eric Biggers <>
To:     Anirudh Rayabharam <>
Cc:     Theodore Ts'o <>,
        Andreas Dilger <>,,,,,
Subject: Re: [PATCH] ext4: fix kernel infoleak via ext4_extent_header

On Wed, May 05, 2021 at 07:00:10PM +0530, Anirudh Rayabharam wrote:
> Initialize eh_generation of struct ext4_extent_header to prevent leaking
> info to userspace. Fixes KMSAN kernel-infoleak bug reported by syzbot at:
> Reported-by:
> Signed-off-by: Anirudh Rayabharam <>

Can you include a "Fixes:" tag?

- Eric

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