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 Received: from lists.zx2c4.com (lists.zx2c4.com [165.227.139.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 34C52C433FE for ; Mon, 29 Nov 2021 15:40:11 +0000 (UTC) Received: by lists.zx2c4.com (OpenSMTPD) with ESMTP id 3ceb3d0d; Mon, 29 Nov 2021 15:40:11 +0000 (UTC) Received: from zeus.servers.mnus.de (zeus.servers.mnus.de [78.47.191.162]) by lists.zx2c4.com (OpenSMTPD) with ESMTPS id 4bd4de68 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO) for ; Mon, 29 Nov 2021 00:24:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=mnus.de; s=mnus.de-helios; t=1638145447; bh=lVD4XNYuL3CdgM+7BmL1oSo5FulGzQpTTPnkWkJE0HQ=; h=Date:From:Subject:To:Cc:References:In-Reply-To; b=MUVk6qg9Q1Ou+aMzXqNUl+0mL4Fjd605/6RrKLIaRmcXbUn/0SEyN7BFeQkPLI+AQ H+fNcZ5j7j/bqIccSzuQium5GjAurH8htkwO2V7JEw1RsPrtIb30bm/TS9wP1l2PED omMSQu9MHLaeMzvbUhPvr+ocf2p9s/f1h0tr2+5odCtNOaOnEd4aoD3++0gb2zt5hG bF1YTG84NJqC7cRHWzs8bt+nC8GULR3hlMS6dDJAnHhjciyM41/ZRyC4+11u/ntYxB gJpuPUghT4h2bzCMSOqOcrHUAA1sGArqiQz+P+dnbCS/S0HaU4hplG7TOPWc5sELXN aGjip3m0klLQA/5/H7d+MkFgiaNKVRf/qhx3XwuVAqPgwM1snulM7sXzFfzrCsdwcT g0ldzHq+CtTKgfjPCcs3mkCEQkWj6WDFdC/zmy9fWqqaTOBdYJwRHzhS1MYtNSd5wc tsyVvRWKeXG/VzoiQ8MXZUAfA492RIK6GvwTzihbBGHUjQI6ehxR/KtKtFUa7v9Xn/ 6LO1G7xGZKwkFeUHlZjdpBW/MyeIzZGu6oy54o0OzL+bMRmQziLbBroGIhX3aJE0GZ QJA0FQqzAdeq0eUEA9xPfl2X0X1a6dhsmSGxL6DMJBJhxQPagCsrXfPV5dWGAtPVq1 Sh+CCnUaLa5aZTUEcuLxi6EA= Content-Type: multipart/mixed; boundary="------------NVLLliJN8PeMwNN7DKoDgWV8" Message-ID: Date: Mon, 29 Nov 2021 01:24:06 +0100 MIME-Version: 1.0 From: minus Subject: Re: wireguard-go fails to send/receive data To: "Jason A. Donenfeld" Cc: WireGuard mailing list References: <20211123190331.101346-1-minus@mnus.de> Content-Language: en-US In-Reply-To: X-Mailman-Approved-At: Mon, 29 Nov 2021 15:40:07 +0000 X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" This is a multi-part message in MIME format. --------------NVLLliJN8PeMwNN7DKoDgWV8 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Jason, > I'm not seeing what could be causing this. Could you triple check that > it really is busted on Debian 8? I was mistaken, it has nothing to do with Debian 8 specifically. I could reproduce it on Arch as well. When you bring up an interface via wireguard-go and start pinging there's a big chance that nothing at all will work starting with commit e3134bf6. I've attached a script to reproduce the problem. It doesn't always fail, so you may have to run it a few times. --------------NVLLliJN8PeMwNN7DKoDgWV8 Content-Type: application/x-shellscript; name="repro.sh" Content-Disposition: attachment; filename="repro.sh" Content-Transfer-Encoding: base64 IyEvdXNyL2Jpbi9lbnYgYmFzaAoKc2V0IC1ldXgKCm1ha2Ugd2lyZWd1YXJkLWdvIHx8IGV4 aXQgMTI1CgppcCBuZXRucyBkZWwgdGVzdC1ucyB8fCB0cnVlCmlwIG5ldG5zIGFkZCB0ZXN0 LW5zCmlwIGxpbmsgYWRkIHRlc3Qta2VybmVsIHR5cGUgd2lyZWd1YXJkCndnIHNldCB0ZXN0 LWtlcm5lbCBsaXN0ZW4tcG9ydCAwIHByaXZhdGUta2V5IDwoZWNobyAiUU1DZlpjcDFLVTI3 a0VrcGNNQ2dBU0VqRG5EWkRZc2ZNTEhQZWQ3KzUzOD0iKSBwZWVyICJlRFBaSk1kZm5iOFpj QS9WU1VuTFp2TEIyazhIVkgxMnVmQ0dhN1o3ckhJPSIgYWxsb3dlZC1pcHMgMTAuNTEuMjM0 LjEwLzMyCmlwIGxpbmsgc2V0IHRlc3Qta2VybmVsIG5ldG5zIHRlc3QtbnMgdXAKaXAgLW4g dGVzdC1ucyBhZGRyIGFkZCAxMC41MS4yMzQuMS8yNCBkZXYgdGVzdC1rZXJuZWwKcG9ydD0k KGlwIG5ldG5zIGV4ZWMgdGVzdC1ucyB3ZyBzaG93IHRlc3Qta2VybmVsIGxpc3Rlbi1wb3J0 KQoKaXAgbGluayBkZWwgdGVzdC1nbyB8fCB0cnVlCi4vd2lyZWd1YXJkLWdvIHRlc3QtZ28K d2cgc2V0IHRlc3QtZ28gcHJpdmF0ZS1rZXkgPChlY2hvICJXQk03cWltUjN2RmsxUXRXTmZI K0Y0Z2d5L2htTys1aGZJSEt4eEk0bkY0PSIpIHBlZXIgIituajlEa3FwbDRwaHNIbzJkUWxp R201YUVpV0pKZ0J0WUtiaDdYamVOamc9IiBhbGxvd2VkLWlwcyAwLjAuMC4wLzAgZW5kcG9p bnQgMTI3LjAuMC4xOiRwb3J0CmlwIGFkZHIgYWRkIDEwLjUxLjIzNC4xMC8yNCBkZXYgdGVz dC1nbwppcCBsaW5rIHNldCB0ZXN0LWdvIHVwCgpwaW5nIC1jMiAtVzEgMTAuNTEuMjM0LjEK --------------NVLLliJN8PeMwNN7DKoDgWV8--