From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 C000EBA2D for ; Sun, 27 Apr 2025 16:02:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745769724; cv=none; b=L+J8Xe1jpylRVRDI3QHP7GMpix8do8j3KETVbuH0lVxzSDy6GGNURBGrGrJJyUqv1ZagFyWtVqeuaM/wa49ErKW5ZUR1bfqdz2KIUrnvXOHwzzMfkfIPPtzx5I9hmCl1kbx+t4OQ+d3p91r02wqPVmJCQ67hiz2SR8GqgIKbFKI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745769724; c=relaxed/simple; bh=zWJHLcyM8x1YUoVhgvXJX9FzSc0Hb5EbkmVIlT3+cKY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=LNiwn2HIPCmv/xyN490Ofb6gJJRM2Ae8/mhU+NRGTSMEHK9d/Eu7N8GDHGtdiY8G+cVhGlDilG5K7EQVqBUJCrBZ/pzYKNe0o2bh264QHznIKuqjJCJ7XH6MFQvarhWMdL/KEuFtBw/hPdDpZVFQ7OcTIULHpRsUl71sr180Q9o= 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=209.85.166.197 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-il1-f197.google.com with SMTP id e9e14a558f8ab-3d586b968cfso74682625ab.1 for ; Sun, 27 Apr 2025 09:02:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745769722; x=1746374522; 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=zwCwjWE0EmAtHK5Cur/AnjR0SplzhCa9uWGGAeJSoQg=; b=HJXsl7MKqA9PU1+Y8BwT1kROH1u9Sy4+qbPswUNUB3zsykvhDlGnUH5tzsxIeuAD59 zvny2aUwUDRqVOHhijFMM+1c0ZzyCXaq+W0ZEzuU3k1q8UyD2T96D8UnCX1NerP3sffS ZdtmZjkeNtjW0d1SFVcPhIGHwzB9W4SDei3itMsMYddFoAZeV94xDXg1YxEwqx4UGZLA TmLB77X463iKjGsyeCAIdvrr403wPRHFSLCNaDqLqJHUKKDbv+adWNbgyrvUagyGYuQ/ UjrCohv8fCk3IXzk2/8fRLSB18vmRm953utS1ypGV/yY5wudbmc64yQsHX27tUOlDu1V 5hpw== X-Forwarded-Encrypted: i=1; AJvYcCW3zjupwN4oENm2yN5omqEuE2k7d6Y/+2IowrZd6SQqCzlMc9SUBEeAa9JkvhT5yXVeQqsPKt2my0eqPQ==@vger.kernel.org X-Gm-Message-State: AOJu0Yx7vDKY9k+/a6n0GT71fN8Z6aohJpif1zUazrb+jcG02jofMHR5 kWPUJH3KyOBeRrh+HEQFKFEraxw6nY+PEGsSzfqjxwGunqQqWaJqGA0s7oV7QeTHIvOF/iKyHXm +7swdqgJfGUJDwDMEda8LjF6qns3Gqdj+tsNtR59HwuMwah6YMiqM2/Y= X-Google-Smtp-Source: AGHT+IEEPyFYZaZ9rkLBAQsTHiSBW30cSBWCCoLlH0Tbtlqx9VzYD1lhw5PjFMepkvIug7f9DaDfI9qsqSv83g4g6+Ef6bV5JJh0 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:12c3:b0:3d4:2409:ce6 with SMTP id e9e14a558f8ab-3d942d1dd78mr61800295ab.5.1745769721930; Sun, 27 Apr 2025 09:02:01 -0700 (PDT) Date: Sun, 27 Apr 2025 09:02:01 -0700 In-Reply-To: <20250427155717.69658-1-contact@arnaud-lcm.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <680e54f9.050a0220.2b69d1.00dc.GAE@google.com> Subject: Re: [syzbot] [block?] BUG: unable to handle kernel NULL pointer dereference in guard_bio_eod From: syzbot To: axboe@kernel.dk, contact@arnaud-lcm.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: block/bio.c:695:17: error: expected ')' before 'return' block/bio.c:715:1: error: expected expression before '}' token Tested on: commit: 5bc10186 Merge tag 'pci-v6.15-fixes-3' of git://git.ke.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=b7c08f42e927242f dashboard link: https://syzkaller.appspot.com/bug?extid=3291296495fc970e4b1c compiler: aarch64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=11578374580000