From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BA008153BC3; Tue, 9 Jul 2024 08:40:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720514431; cv=none; b=G+morYonmuBEFeNpMEk80zGJ5YF/YHpI6fUtVAvwqlp6iXTjqulAbOPuKq5+mNlVKhohwCJ/m71xif0F5VmCfxQYRbVOaP66lY2Zf1x/IrSCdit9ZPTKnBnO5D0uPcqn0Je7YWeUg3/RUNG89nuxIyMkZ178/gXAFlUhnyZcX0s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720514431; c=relaxed/simple; bh=bBCdOwfQpMWDpEE7nDbKjEd17zz9lTJd8l+UG3C2kB0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=FpMwnTU8oCdNzuO20YdBtF2EcLf5EMEQ2NcVkeK583tmSODTHVPDv40D5xXarPDJBHxNjTh+kdiay1eyBOOb4VnsOGlSB+IC9Tr27KCy091W+9g1ihpPqGJ+P9WNwyKIkuxIRws8j0nqTBl3L4m4MGRrLodSDcIdhdgQ74dgPQ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dwQg1hoD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dwQg1hoD" Received: by smtp.kernel.org (Postfix) with ESMTPS id 9C1F6C4AF0A; Tue, 9 Jul 2024 08:40:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720514430; bh=bBCdOwfQpMWDpEE7nDbKjEd17zz9lTJd8l+UG3C2kB0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=dwQg1hoDCEKSN6VZgQZIUrleFP7jePs20Uhn01giOPCMZTNllUgssPBA+gO8Op6gL 2UvLETrifavSaIC7dUDY4tSTF0W1RfxxSMVJ5q2S8JU+zXnFLtTrVoEU6OKxA2z3QS w1Ifo3bV3CqVSYn0zlbd4J37m/RI+nuFS8TKPTtEz+Gg5q+YZJnM8SRKTjXp1NRDoA Hg+mzk61ne7U49NlNL/qfPSFFYUrV5+mKWlH1EJM73jbzwP0VguMx5N6YOwovCiF1y v11Y7P7vDvmWq9ZUQkCTyRx7MJTjxjQpAl98f4+Y05OIjTaDby/99jBsfQrw/sj66j RpFoa9er3Llww== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 88D4AC4332E; Tue, 9 Jul 2024 08:40:30 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v5] skmsg: skip zero length skb in sk_msg_recvmsg From: patchwork-bot+netdevbpf@kernel.org Message-Id: <172051443055.11402.15346056734858431642.git-patchwork-notify@kernel.org> Date: Tue, 09 Jul 2024 08:40:30 +0000 References: In-Reply-To: To: Geliang Tang Cc: john.fastabend@gmail.com, jakub@cloudflare.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, ast@kernel.org, daniel@iogearbox.net, tanggeliang@kylinos.cn, dsahern@kernel.org, eddyz87@gmail.com, mykolal@fb.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, jolsa@kernel.org, shuah@kernel.org, yatsenko@meta.com, miaxu@meta.com, yuran.pereira@hotmail.com, chenhuacai@kernel.org, yangtiezhu@loongson.cn, alibuda@linux.alibaba.com, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org Hello: This patch was applied to bpf/bpf.git (master) by Daniel Borkmann : On Wed, 3 Jul 2024 16:39:31 +0800 you wrote: > From: Geliang Tang > > Run this BPF selftests (./test_progs -t sockmap_basic) on a Loongarch > platform, a kernel panic occurs: > > ''' > Oops[#1]: > CPU: 22 PID: 2824 Comm: test_progs Tainted: G OE 6.10.0-rc2+ #18 > Hardware name: LOONGSON Dabieshan/Loongson-TC542F0, BIOS Loongson-UDK2018 > ... ... > ra: 90000000048bf6c0 sk_msg_recvmsg+0x120/0x560 > ERA: 9000000004162774 copy_page_to_iter+0x74/0x1c0 > CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE) > PRMD: 0000000c (PPLV0 +PIE +PWE) > EUEN: 00000007 (+FPE +SXE +ASXE -BTE) > ECFG: 00071c1d (LIE=0,2-4,10-12 VS=7) > ESTAT: 00010000 [PIL] (IS= ECode=1 EsubCode=0) > BADV: 0000000000000040 > PRID: 0014c011 (Loongson-64bit, Loongson-3C5000) > Modules linked in: bpf_testmod(OE) xt_CHECKSUM xt_MASQUERADE xt_conntrack > Process test_progs (pid: 2824, threadinfo=0000000000863a31, task=...) > Stack : ... > ... > Call Trace: > [<9000000004162774>] copy_page_to_iter+0x74/0x1c0 > [<90000000048bf6c0>] sk_msg_recvmsg+0x120/0x560 > [<90000000049f2b90>] tcp_bpf_recvmsg_parser+0x170/0x4e0 > [<90000000049aae34>] inet_recvmsg+0x54/0x100 > [<900000000481ad5c>] sock_recvmsg+0x7c/0xe0 > [<900000000481e1a8>] __sys_recvfrom+0x108/0x1c0 > [<900000000481e27c>] sys_recvfrom+0x1c/0x40 > [<9000000004c076ec>] do_syscall+0x8c/0xc0 > [<9000000003731da4>] handle_syscall+0xc4/0x160 > > [...] Here is the summary with links: - [net,v5] skmsg: skip zero length skb in sk_msg_recvmsg https://git.kernel.org/bpf/bpf/c/f0c180256937 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html