From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3687B1A682C for ; Mon, 20 Apr 2026 04:18:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776658684; cv=none; b=PwD7TUvusTijF/w7DqkHoDuapp8KfEEWmre1SFifI05MjnvOONdTi5AIaNWC5PhRHWGr2QwowSSuvH4afqxFTS7ErpsqF/gfvdi3OrewWsSOqEvgMfFHVp+SLPedWxq/wcIb2mmRgKBH+ljFKoL3n2MtT8xL6vD+4FmDvEuKxT0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776658684; c=relaxed/simple; bh=zkEim0IDNoC/nKZs0CX+OxeF5lS8qJVumxEqIWljwJM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ZNfab3PYL2EVmOCban4v5V3VRm5e7rHWdIHjBX9iT2NxlMjfQPuFqbtZ9nNdeuVddGVpVZl7Elpt9p2RwhL10Y6xUM+hABemf9clDckH4is+BtOmIBN0qiy216DiUMePIDkjOSWGTOZq8Nz2PilWZYPJBacQc0BUvLu5+XF9Z7I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.161.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oo1-f71.google.com with SMTP id 006d021491bc7-68bce98cafcso4610548eaf.0 for ; Sun, 19 Apr 2026 21:18:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776658682; x=1777263482; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xtvJxgL7KVMLDChSj4LjPwyX2+xqG7m6SPXcw27FBes=; b=FJjmMpubOrgONrVuhg9aQyAZ4G5IGeo/KA90eIWUiGZUTpla9GclO/+LDnJtWf4xVq CU8iaSHLHvO6Hn+yhWzTLcroyeTNEwxbgZ0NqXO1vnBQ338eciNGSzTYt+rLHvgaV8El C6mXi/6dowixfjqw9RRuOJONBNfwpdbzKmosLAH8izXiLC9Bvlf/dbEGFa1JquG2hpqc nHiNTKOyAsM7J6BUv+bG380wmE7aTcQ3C7WReABbyZq8zspVpLydG7F8jJwr/RYCpLaJ iBKD5sxCftgCqqKJI42gtbjet6+q8IznIeQuXYLsZTdGHvMARe5Ks9jDizOm4VmhMP5M l4Eg== X-Gm-Message-State: AOJu0YwKvCGG86LWYXas5nhP2LFLLNgs9ZdAvW6yoZ8drEFPrYKsCstT t9cGgQKRNSl+Ux+TT3AjOoWbvp2U+xMvzGDc0jFM+5roNMD4y0XR9DMJPHskiWsJ4qyOmDlOdsA nFpELylQ+RpEmllNAUfxy28HinI/YRk4xzsJnZnbp2P0UtHazSfUAhmiiSIU= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a4a:ee87:0:b0:692:a19b:af75 with SMTP id 006d021491bc7-69462e01056mr6154469eaf.10.1776658682282; Sun, 19 Apr 2026 21:18:02 -0700 (PDT) Date: Sun, 19 Apr 2026 21:18:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69e5a8fa.a00a0220.1bd0ca.0062.GAE@google.com> Subject: Re: [syzbot] [mm?] KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) From: syzbot To: linux-kernel@vger.kernel.org, suresh.k.chandrappa@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file fs/jfs/jfs_logmgr.c patch: **** malformed patch at line 23: diff --git a/fs/jfs/jfs_logmgr.h b/fs/jfs/jfs_logmgr.h Tested on: commit: c1f49dea Merge tag 'mm-hotfixes-stable-2026-04-19-00-1.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=58b036c829d44771 dashboard link: https://syzkaller.appspot.com/bug?extid=6cc93ec9a4035badb85f compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=1338f4ce580000