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 C005215747C 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-3d81a0224e7so73106255ab.3 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=jorvRD09qM0kz0LANJfW1sH8wVi1B6xAo3+OOVwEDKQ0Px7JlYzx3gwJANFrGBaCVm vYfmhB0vfyqKxPDRbWUdtluRWHogNv6d3hG4113ONMPQfKSoLNP2ZiwK3pQk4ENW4o/u NLOqPTHljItCXShfdElaivxk+qBHKOJJLT540gWbrXJKNOgGJhxbV4ypXLge9CGLiXRV jVc64RZhB31TB/rdRIQZcvR5Oh3V4ljOfxoAhHVdSPbIhH5EaSVz5+cHc3favfE9KTiN ZNoi3r2mtyNJdMG6j+FZaD1ygWImN+3rrgpzlrY/VRMeVibEd1xcAQlsqJWiADbfUudr P8Hg== X-Forwarded-Encrypted: i=1; AJvYcCXNsLGfM8U/t0Fi8PIMS5tX876tO8fDjmLkixRGILzGL1qpunEhKsp2PZZ3/O7IvxZVU+xjL21bnobbSsE=@vger.kernel.org X-Gm-Message-State: AOJu0YyEWxkIrFVZHoS0Hg3ewI02OeaT+QevahhzZY3N8bRHhYtLwt9O XE7qC0L9YeTOygyNwzQLhRLndajK4kTuTzigSXzNIIvRbLaIsYdwZKi6PxcwFlJ+u+zJWq+BjQM lc6gPgj+hudfqKm5IjElwFMsq+I3a57vpdirkfVDaW4rx1o+akJLcfA0= X-Google-Smtp-Source: AGHT+IEEPyFYZaZ9rkLBAQsTHiSBW30cSBWCCoLlH0Tbtlqx9VzYD1lhw5PjFMepkvIug7f9DaDfI9qsqSv83g4g6+Ef6bV5JJh0 Precedence: bulk X-Mailing-List: linux-kernel@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