From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=185.226.149.37 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794074383; b=gHCGNpYyLGcrWFUWbss1GVIoE6e8rgiqGdjTPRNZzT0VLxOUjyS7hlFDqK54RHgx1CBU zYNWIGg9oAkUd8PlVYbEoERHvL8Rwsra+BX5E1i59KgPSurIy63B6gXL1He9zfpSKKDa3 lMz5G1Fo0HM33u+vKdgKIlcyJAkkhl3jfCDjcCRp2xcRVBvYTTav4TF8AOqbuAB3SlI5e SWrz5k2+9fl/wl9jqHTcGydZ4V8eHqob3PzF3oy8w3yVjTNxjAyQ+v2qDPXlsYsaf79sk EI4tcE4K2jrclxERcv3az+YFpYFmbUnATVOXLI9nNDVhLmhq2tiCTa2BInwxPMe2/fQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794074383; h=DMARC-Filter:Received:DKIM-Signature:Received:Received:From:Date: Subject:MIME-Version:Content-Type:Content-Transfer-Encoding: Message-Id:References:In-Reply-To:To:Cc:X-Mailer; bh=mYH1R7Aw1iVn3adjIX8WOzgpUmMHsc4YqOxn33DMKdI=; b=MIDryXG6lTLVSpFKCObd7tJ8GvlxTuPOUJdRCtkNlvgxSkdNktXsBKsNF1VfvvWlROSw TQViU+9aaHdv9DW7lT0UMVANikOlPtfhdlW3I9KoIsEQUcSaLtoxmLK43J/e6q639F36t UQXBYGZmCvs1J/Az1iU9dG60iPG982T/H22tYqTZCtOBF4myY61fqIEHyIuVRvan/x5Vy CshvmDBTok4NXYDrkyHLU5XWHZ9JWH7QRMdD4TaGwbhGo1JjWUpDE/9E10Iy0En2AFuY1 C8D1txlP10MyuADCHSRQcvVHiheuxpwUYhQr4WyZQMTfQe8O3tY0Lfb9YGbfLjMACFg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=rbox.co; spf=pass smtp.mailfrom=rbox.co; dkim=pass header.d=rbox.co header.i=@rbox.co header.a=rsa-sha256 header.s=selector1 header.b=ApioPmNb; arc=none smtp.remote-ip=185.226.149.37 Received: from mailtransmit04.runbox.com (mailtransmit04.runbox.com [185.226.149.37]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A26BE606A32F; Sat, 7 Nov 2026 17:59:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org A26BE606A32F Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=rbox.co Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rbox.co Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=rbox.co header.i=@rbox.co header.a=rsa-sha256 header.s=selector1 header.b=ApioPmNb Received: from mailtransmit03.runbox ([10.9.9.163] helo=aibo.runbox.com) by mailtransmit04.runbox.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1xPkhN-007j5j-AS; Sat, 07 Nov 2026 18:59:29 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=rbox.co; s=selector1; h=Cc:To:In-Reply-To:References:Message-Id: Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date:From; bh=mYH1R7Aw1iVn3adjIX8WOzgpUmMHsc4YqOxn33DMKdI=; b=ApioPmNb4g0URfQcNo+bHmOHqK lTCpz72XYQOXsE8r37ukCxxZ4ct+0WxzIa4l00p+FMV/HJL8SiVqkyr/c/Fhwg6MoDLA8xmdJgHqs CX2Z7ubgIt1YCHwDT2M+n5A19z2aLGCnBS3FG0OhL/t68ExBOyWnq/tFFhBey0b298x39vlMdFml9 3VxLa23xI+dNwM9Vjboi9zM1sy+ZJYFp0v3ZYCD5kjRnaGn5TBWZ/Uq6F90pJT+bxFEZW/l3cGHtp 5i4D+qUGhYfc0qz03AFQUrrk6KZ3iFHcRIZGqic9cWP8Da+UVZzyQ9U4MbuRzJxTyKmwsPDlak+3J KmWPG5TA==; Received: from [10.9.9.74] (helo=submission03.runbox) by mailtransmit03.runbox with esmtp (Exim 4.86_2) (envelope-from ) id 1xPkhB-0006ar-Ri; Sat, 07 Nov 2026 18:59:18 +0100 Received: by submission03.runbox with esmtpsa [Authenticated ID (604044)] (TLS1.2:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.95) id 1xPkh9-007LnK-Hh; Sat, 07 Nov 2026 18:59:15 +0100 From: Michal Luczaj Date: Sat, 07 Nov 2026 18:58:29 +0100 Subject: [PATCH bpf-next v3 7/8] selftests/bpf: Add iter/sockmap bpf_sock_destroy() negative test X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261107-sockmap-update-limit-iter-v3-7-7c0bad1ad036@rbox.co> References: <20261107-sockmap-update-limit-iter-v3-0-7c0bad1ad036@rbox.co> In-Reply-To: <20261107-sockmap-update-limit-iter-v3-0-7c0bad1ad036@rbox.co> To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Jiri Olsa , Emil Tsalapatis , Ihor Solodrai , Shuah Khan , John Fastabend , Eric Dumazet , Kuniyuki Iwashima , Paolo Abeni , Willem de Bruijn , Jakub Sitnicki , Jiayuan Chen , "David S. Miller" , Jakub Kicinski , Simon Horman , Jonathan Corbet , Shuah Khan , Randy Dunlap , Stanislav Fomichev Cc: Michal Luczaj , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-doc@vger.kernel.org X-Mailer: b4 0.15.2 bpf_sock_destroy() is restricted to socket-locked iters, TCP and UDP. Fail attempting it from iter/sockmap. Signed-off-by: Michal Luczaj --- tools/testing/selftests/bpf/progs/sock_destroy_prog_fail.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/tools/testing/selftests/bpf/progs/sock_destroy_prog_fail.c b/tools/testing/selftests/bpf/progs/sock_destroy_prog_fail.c index dd6850b58e25..7b9f5779a184 100644 --- a/tools/testing/selftests/bpf/progs/sock_destroy_prog_fail.c +++ b/tools/testing/selftests/bpf/progs/sock_destroy_prog_fail.c @@ -20,3 +20,14 @@ int BPF_PROG(trace_tcp_destroy_sock, struct sock *sk) return 0; } +SEC("iter/sockmap") +__failure __msg("calling kernel function bpf_sock_destroy is not allowed") +int iter_sockmap_destroy(struct bpf_iter__sockmap *ctx) +{ + struct sock *sk = ctx->sk; + + if (sk) + bpf_sock_destroy((struct sock_common *)sk); + + return 0; +} -- 2.56.0