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=-18.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL autolearn=ham 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 7B130C433DB for ; Wed, 10 Feb 2021 11:30:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B8DA64E2A for ; Wed, 10 Feb 2021 11:30:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231390AbhBJLaA (ORCPT ); Wed, 10 Feb 2021 06:30:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231321AbhBJLVh (ORCPT ); Wed, 10 Feb 2021 06:21:37 -0500 Received: from mail-qt1-x82d.google.com (mail-qt1-x82d.google.com [IPv6:2607:f8b0:4864:20::82d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 377A6C061786 for ; Wed, 10 Feb 2021 03:20:52 -0800 (PST) Received: by mail-qt1-x82d.google.com with SMTP id z32so1193335qtd.8 for ; Wed, 10 Feb 2021 03:20:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=WxVB4iO6uxZ6jTOSjL9nz0r+OMPii+vsyZlFeWUuLVg=; b=AEvU/+ulxg7NUf+jXZXy2icwOikMsi7RVzvL/HkxmQ6/Y440YoTrnQvexP9+wYSeIe mrNncZ7SjVBIn8vvx0yZO/st6MMTNavzcI6tD8zDNaZJ/Bnb3cHb68MC8l9yCERrQNUD yN2PAE2pqTWiMCWQghJvV/ZQzn+vPPNd1P6rYzTwUXR10K+mxlami9Shc0yEMB3lx5Ea TpjctiNDxRomyyrGmHOtGYo9qrQ55w+CEPUhyzoHvNk38x3N/QvuSgaLdnNOXtnVI+Na ty5red/7byBxMmCenDMBJrFQINGiQYG8PYGH3jaF9Dq9w+9sq2/zxHA3ZIgM6N2ONaFx /KAQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=WxVB4iO6uxZ6jTOSjL9nz0r+OMPii+vsyZlFeWUuLVg=; b=WNmZalecXeVJ28cIt+qvJWyaYcuWUwXQ45QdsMLo62vxr/Kc89BdZM6j5laAAfMqpz PWEllRcwMh10TkpfxsQ0rqrF5BSwuKI3Dc42binETs7mHLRNCWRIy424xQizqyu8xhaI jXC1QbzNyJtKfqRAlUIchiifciCQMrxue+rEAxpalo6H0Wc2sQwd3871u5XouxLhBgic 631Z1xVX7e9T8n76wj+/Vx1r5JhBBjMQKyHpZ1F/Av0GQweB1rK3lVAzvbhIK6HsmihU CSJoRgVDMUiuxirLV62akrgwLHI8ffrQV+dtBBhrhjgC5F/yaLsmkgLDTzqTiyc07qg/ qcCA== X-Gm-Message-State: AOAM533x8wiU0R/YcBsU32OsTjjnq5bvaOEqVpl6VtcrKpq8YrLo86A/ Iu021U4zGj6GbZ1/5iK0+aH34t7FEmJUeO5u3CmQIfeJ4nw= X-Google-Smtp-Source: ABdhPJw+i4kmFEs6RYULTIxGMsfWXlLRa/DxwCtnbbZusf/Zjh7JLz5kSfxSOe1Ehb93/wrDjxPPUQ7ivxcWtnHEDZc= X-Received: by 2002:ac8:66c9:: with SMTP id m9mr2141416qtp.43.1612956051156; Wed, 10 Feb 2021 03:20:51 -0800 (PST) MIME-Version: 1.0 References: <0000000000003178bf05ba7f9e84@google.com> In-Reply-To: <0000000000003178bf05ba7f9e84@google.com> From: Dmitry Vyukov Date: Wed, 10 Feb 2021 12:20:39 +0100 Message-ID: Subject: Re: upstream test error: BUG: got no fallback coverage: To: syzbot Cc: LKML , syzkaller-bugs Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Let's pretend this did not happen (since it happened only once) #syz invalid On Thu, Feb 4, 2021 at 10:49 AM syzbot wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: 6642d600 Merge tag '5.11-rc5-smb3' of git://git.samba.org/.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=14de59e8d00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=f75d66d6d359ef2f > dashboard link: https://syzkaller.appspot.com/bug?extid=e6ca682acbbf21043787 > userspace arch: arm64 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+e6ca682acbbf21043787@syzkaller.appspotmail.com > > 1970/01/01 00:02:05 connecting to host at 10.0.2.10:40353 > 1970/01/01 00:02:05 checking machine... > 1970/01/01 00:02:05 checking revisions... > ps_root_recvmsgcb: failed to send message to pid 4476: Connection refused > 1970/01/01 00:02:05 testing simple program... > 1970/01/01 00:02:08 BUG: got no fallback coverage: > loop exited with status 11 > ps_root_recvmsgcb: failed to send message to pid 4508: Connection refused > ps_root_recvmsgcb: failed to send message to pid 4544: Connection refused > ps_root_recvmsgcb: failed to send message to pid 4543: Connection refused > ps_bpf_start_bpf: bpf_open: Invalid argument > ps_root_recvmsg: Invalid argument > ps_bpf_start_bpf: bpf_open: Invalid argument > ps_root_recvmsg: Invalid argument > ps_bpf_start_bpf: bpf_open: Invalid argument > ps_root_recvmsg: Invalid argument > > > --- > This report is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@googlegroups.com. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > > -- > 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 on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/0000000000003178bf05ba7f9e84%40google.com.