From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 99E58C43603 for ; Fri, 6 Dec 2019 15:20:31 +0000 (UTC) Received: from krantz.zx2c4.com (krantz.zx2c4.com [192.95.5.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3D95A24659 for ; Fri, 6 Dec 2019 15:20:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="ykYp9WMq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D95A24659 Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=zx2c4.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: from krantz.zx2c4.com (localhost [IPv6:::1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id f7e6a27b; Fri, 6 Dec 2019 15:20:30 +0000 (UTC) Received: from krantz.zx2c4.com (localhost [127.0.0.1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id b55c24f1 for ; Fri, 6 Dec 2019 15:20:28 +0000 (UTC) Received: from frisell.zx2c4.com (frisell.zx2c4.com [192.95.5.64]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 7296ecf0 for ; Fri, 6 Dec 2019 15:20:28 +0000 (UTC) Received: by frisell.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 0dade73c for ; Fri, 6 Dec 2019 14:25:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=zx2c4.com; h=mime-version :references:in-reply-to:from:date:message-id:subject:to:cc :content-type; s=mail; bh=bg1fPH1Kq5g+HY9ZxvVJh23fc2w=; b=ykYp9W Mqg9iUPBbT4BHq4GyT3fEB1ntqQKJDtcwoBIy+qxiMHkx8tw8hSzzUAOuyX8fMoO NCcAo6eK0iqn4BJjL/uyqKF1mJVsocM3H/OcJczTlZ8BtNmilad/9Hkc7xC8RyoI UOAFWWkrgwLdGSt6M4/eirJIB3sobb+z2PdIRtPLBxFkuGTCqBLMEoJN1KIWDBj0 l+cPJMi+JQ25thRR47vGlGVxttC3ER2S97gOXFHZZOo1DVjuDQpzYU0TM4jAmWwO orNpvYDyd4X87Lzd8WGMXYwM1mTfb+ZRRkwgsmRDvDEsVbwvGi879VG1+Se2I5LW 8ouRAMf09X+qLrUg== Received: by frisell.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id 1e1f7a19 (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO) for ; Fri, 6 Dec 2019 14:25:26 +0000 (UTC) Received: by mail-ot1-f48.google.com with SMTP id h20so6083192otn.5 for ; Fri, 06 Dec 2019 07:20:27 -0800 (PST) X-Gm-Message-State: APjAAAXzvlmPXfsogxi0Ta5X58XPNW9EvYqRWEiiOXEUfcZTyICuKWP6 N8hs6zh3VkbsOQGpKryyjsP/fCAfsxNdwaptEcY= X-Google-Smtp-Source: APXvYqzX1M9APqUhSTSf+L5kb9RYWwYNUSLPxwJnjKls5xUQsID8YpyVxPddD5qbxpVnOqswkecmwDdMsJKvzWWfiwk= X-Received: by 2002:a9d:66d:: with SMTP id 100mr11588692otn.179.1575645627203; Fri, 06 Dec 2019 07:20:27 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: "Jason A. Donenfeld" Date: Fri, 6 Dec 2019 16:20:16 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [ANNOUNCE] WireGuard Snapshot `0.0.20191205` Available To: Jordan Glover Cc: WireGuard mailing list X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" On Fri, Dec 6, 2019 at 4:11 PM Jordan Glover wrote: > > On Thursday, December 5, 2019 10:55 AM, Jason A. Donenfeld wrote: > > > Hello, > > > > A new snapshot, `0.0.20191205`, has been tagged in the git repository. > > > > Please note that this snapshot is a snapshot rather than a final > > release that is considered secure and bug-free. WireGuard is generally > > thought to be fairly stable, and most likely will not crash your > > computer (though it may). However, as this is a snapshot, it comes > > with no guarantees; it is not applicable for CVEs. > > > > With all that said, if you'd like to test this snapshot out, there are a > > few relevant changes. > > > > == Changes == > > > > - wg-quick: linux: suppress error when finding unused table > > > > This fixes a spurious warning messages seen with recent versions of iproute2 > > and kernels. > > > > - wg-quick: linux: ensure postdown hooks execute > > - wg-quick: linux: have remove_iptables return true > > - wg-quick: linux: iptables-* -w is not widely supported > > > > Adding in iptables had some hiccups. For the record, I'm very unhappy about > > having to put any firewalling code into wg-quick(8). We'll of course need to > > support nftables too at some point if this continues. I'm investigating with > > upstream the possibility of adding a sysctl to patch the issue that iptables > > is handling now, so hopefully at somepoint down the line we'll be able to shed > > this dependency once again. > > > > - send: use kfree_skb_list > > - device: prepare skb_list_walk_safe for upstreaming > > - send: avoid touching skb->{next,prev} directly > > > > Suggestions from LKML. > > > > - ipc: make sure userspace communication frees wgdevice > > > > Free things properly on error paths. > > > > This snapshot contains commits from: Jason A. Donenfeld. > > > > As always, the source is available at https://git.zx2c4.com/WireGuard/ and > > information about the project is available at https://www.wireguard.com/ . > > > > This snapshot is available in compressed tarball form here: > > https://git.zx2c4.com/WireGuard/snapshot/WireGuard-0.0.20191205.tar.xz > > SHA2-256: > > BLAKE2b-256: > > > > A PGP signature of that file decompressed is available here: > > https://git.zx2c4.com/WireGuard/snapshot/WireGuard-0.0.20191205.tar.asc > > Signing key: AB9942E6D4A4CFC3412620A749FC7012A5DE03AE > > > > If you're a snapshot package maintainer, please bump your package version. If > > you're a user, the WireGuard team welcomes any and all feedback on this latest > > snapshot. > > > > Finally, WireGuard development thrives on donations. By popular demand, we > > have a webpage for this: https://www.wireguard.com/donations/ > > > > Thank you, > > Jason Donenfeld > > > > Hi, this release cause coredump on wg-quick down action: > > systemd[1]: Stopping WireGuard via wg-quick(8) for wg0... > wg-quick[2241]: [#] iptables -D OUTPUT -o wg0 -j ACCEPT > wg-quick[2241]: [#] ip -4 rule delete table 51820 > wg-quick[2241]: [#] ip -4 rule delete table main suppress_prefixlength 0 > wg-quick[2257]: RTNETLINK answers: Address family not supported by protocol > wg-quick[2257]: Dump terminated > wg-quick[2258]: RTNETLINK answers: Address family not supported by protocol > wg-quick[2258]: Dump terminated > wg-quick[2241]: [#] ip link delete dev wg0 > wg-quick[2241]: [#] resolvconf -d wg0 -f > wg-quick[2315]: [#] iptables-restore -n > audit[2316]: ANOM_ABEND auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=2316 comm="iptables-restor" exe="/usr/bin/xtables-nft-multi" sig=11 res=1 > wg-quick[2315]: /usr/bin/wg-quick: line 29: 2316 Segmentation fault (core dumped) "$@" > kernel: show_signal_msg: 40 callbacks suppressed > kernel: iptables-restor[2316]: segfault at 0 ip 000064515b66fcc9 sp 00007e6bbcbfb720 error 4 in libnftnl.so.11.2.0[64515b66d000+18000] > kernel: Code: 15 5c 20 02 00 48 85 c0 74 07 48 89 00 48 89 40 08 48 83 c4 08 c3 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 48 83 ec 08 <48> 8b 3f 48 8b 1f 48 39 fd 74 2f 0f 1f 40 00 48 8b 47 08 48 89 43 > systemd[1]: wg-quick@wg0.service: Succeeded. > systemd[1]: Stopped WireGuard via wg-quick(8) for wg0. What distro's iptables? _______________________________________________ WireGuard mailing list WireGuard@lists.zx2c4.com https://lists.zx2c4.com/mailman/listinfo/wireguard