From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f171.google.com (mail-pf1-f171.google.com [209.85.210.171]) (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 C58782049F3 for ; Wed, 4 Dec 2024 17:12:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.171 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733332325; cv=none; b=Oa50iywWuLR1gf9tvqoPt/iLtNDAOaYFK8s4zxRpv5zn/i+GstmunvoUdojj+n6Z8/LIgh6ayblL3TuyMlSkRE507Z/jh1OT4Ht7giMdh3Z7xRVUO+1gYG7iLOtxyhXSo1R3IV+z+OO7uCKzSXiBCBMJSr97HD8f8pqfz6/jyYA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733332325; c=relaxed/simple; bh=RQW+i9PUSE0Qxy6TrXCzEg5OcyFxu2ieuaZrHjYXOyY=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=JKMQ8XkSfMVRx8aj8aAyamIC6l0jP0CThzOVx7sBqgxwjWajqeoTIio6e7120CZgITz/wMOgX89frDQvNhhKs/AGp/g3qKDfvIXIzXVRIbbrZV7XAT1oSEKCUZoT0oA5pJVDQYGPM0N+SfpUKuA8TdCSWtcaZ/H9zjY/k+m2OU8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=2Y00N63q; arc=none smtp.client-ip=209.85.210.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="2Y00N63q" Received: by mail-pf1-f171.google.com with SMTP id d2e1a72fcca58-72599fc764bso351369b3a.1 for ; Wed, 04 Dec 2024 09:12:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1733332323; x=1733937123; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=RQW+i9PUSE0Qxy6TrXCzEg5OcyFxu2ieuaZrHjYXOyY=; b=2Y00N63qSKYzpg+WED4Lo4lt1VSrJl2lEPHD98OJ0BTu2wxABf/lytOtwgZ/uEcZRZ LykuiCMN+OfFvLkjVL5ZDl00h4ODYkMEXd+WQ1cVt1tVpYfqzHay1drMsxkV395mpVfE lFsZQKt+ewXebd5MC0AJP7lVUNpBvlpd/YlSG03L/W9a6pRda5aqhW81RJnQGeMIScib DrN/dwwzbcgxxFe6+FljAX0lMIoo/P8jmq6B0G75ybRbd+pStHEWxLlhMGfFR1mLT1Bq GdbmNmY4JPrZsMAUE+wxXhDsXQSTmLcV4IeCnUqEgJ5MoItIG6uAjRlQ+OJPqkrZmQyr htOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733332323; x=1733937123; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=RQW+i9PUSE0Qxy6TrXCzEg5OcyFxu2ieuaZrHjYXOyY=; b=qXOgWMdUd+Ei35K6NizihMP5Jj7g15eYuDLiYV5w9uwrcinqn2osRgP32E/UYjdloj ulG1dm3e4DvxmhcIn/eTUVjRDdvDfZuieGiRLUl7YoSM5+7xpKbecHaGWqdw0Tmo6f/C rTYT1uuEPybYHn9zTZN93wDVxmpICTLrU5sCij0tdl4xV01eBxwQa1tsBuA9H7YMeQw1 DzWZud7h5xBK5B+h5xbiPfk/MnKqAoAXb5IO9kSzUX5QaRdaEU4ivBZF1mKBZ6Qaw7h/ wmR4Tlhwkkk7/ow9dRti+ryRAEiMsyaXxnqGLNs83YkhBgfUyA3lBEqe42/ctiI5qkJl /yFQ== X-Forwarded-Encrypted: i=1; AJvYcCV6KcfenNXTOSTNuChyM6WUMBvaeZKCzzTaRLYcNrtYl+ev3ricBXpLTN4L2WMzaMXeC63t54PigQ==@vger.kernel.org X-Gm-Message-State: AOJu0Yw427u6a739oOpGM9bI+/+vup4qL/3x91ktwxYLVOMO6hxYGPdY znYW2G/fyD6M+bx8EaJP8p32HAd7dmz+igZ/N+HfbbZF8pzkZzS57ldmUEOZEOJs0ibRsEn7SwH gZI6NFpdt5OzOxyLlCwPFFRPBiElo/43xROXx X-Gm-Gg: ASbGnctYLHfWSfDmkmhs792sgpsE2DeGLuG8GXM9UHzV/ayds1tuMwfkPQC4upuPubE onGKKN1QaeHgfWBFOwv9IS7jhESwfa8r77917k9WUsgRVWzEz3Kis3v7PKhv5ug== X-Google-Smtp-Source: AGHT+IGsbeCJf05tmNmbLH0VE04Aiwfh7Htg0RRLY1iR+e8nHZX1kxB+Hyn1sOnKB+pphXgXlc1sE6uNGzfcfwzpjOo= X-Received: by 2002:a17:90b:3b52:b0:2ee:9661:eafb with SMTP id 98e67ed59e1d1-2ef41c191edmr195451a91.12.1733332322845; Wed, 04 Dec 2024 09:12:02 -0800 (PST) Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <67253504.050a0220.3c8d68.08e1.GAE@google.com> <67272d83.050a0220.35b515.0198.GAE@google.com> <1ce3a220-7f68-4a68-a76c-b37fdf9bfc70@kernel.dk> In-Reply-To: <1ce3a220-7f68-4a68-a76c-b37fdf9bfc70@kernel.dk> From: Aleksandr Nogikh Date: Wed, 4 Dec 2024 18:11:51 +0100 Message-ID: Subject: Re: [syzbot] [io-uring?] general protection fault in io_sqe_buffer_register To: Jens Axboe Cc: syzbot , io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Jens, Just in case: Syzbot reported this commit as the result of the cause (bug origin) bisection, not as the commit after which the problem was gone. So (unless it actually is a fixing commit) reporting it back via #syz fix is not correct. --=20 Aleksandr On Wed, Dec 4, 2024 at 6:07=E2=80=AFPM Jens Axboe wrote: > > #syz fix: io_uring/rsrc: get rid of the empty node and dummy_ubuf > > -- > Jens Axboe > > -- > You received this message because you are subscribed to the Google Groups= "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an= email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion visit https://groups.google.com/d/msgid/syzkaller= -bugs/1ce3a220-7f68-4a68-a76c-b37fdf9bfc70%40kernel.dk.