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Message-ID: <YJLFoFDJr00SJRqa@gmail.com> Date: Wed, 5 May 2021 09:19:44 -0700 From: Eric Biggers <ebiggers@...nel.org> To: Anirudh Rayabharam <mail@...rudhrb.com> Cc: Theodore Ts'o <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, gregkh@...uxfoundation.org, linux-kernel-mentees@...ts.linuxfoundation.org, syzbot+2dcfeaf8cb49b05e8f1a@...kaller.appspotmail.com, linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org 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: > http://syzkaller.appspot.com/bug?id=78e9ad0e6952a3ca16e8234724b2fa92d041b9b8 > > Reported-by: syzbot+2dcfeaf8cb49b05e8f1a@...kaller.appspotmail.com > Signed-off-by: Anirudh Rayabharam <mail@...rudhrb.com> Can you include a "Fixes:" tag? - Eric
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