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=-9.0 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 A8462C433E0 for ; Thu, 6 Aug 2020 03:25:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D1B120792 for ; Thu, 6 Aug 2020 03:25:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730470AbgHFDZK (ORCPT ); Wed, 5 Aug 2020 23:25:10 -0400 Received: from mail-il1-f200.google.com ([209.85.166.200]:55062 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730146AbgHFDZF (ORCPT ); Wed, 5 Aug 2020 23:25:05 -0400 Received: by mail-il1-f200.google.com with SMTP id a17so13234660ilb.21 for ; Wed, 05 Aug 2020 20:25:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=PGyhv+RRFzosio5aiRxqPTJSOPnLEgYHzjRgxNcNcJM=; b=UHkSBTuPJkaQm/XHAoVwKFPcwxUBuD+uJv64Lm3iSREKMQ1bZYeV/pgeqBc1HDq6Rb ZlZF15qURsa6baeKF9xU1YRy+WG1+LGNT33rXZTIv94QI5HisXT8zOaR7TeKK26wLRU/ H3C2+ieQ/1Sd1DGTK+k8WXGU9BTH5BwJjTFF+oDKhCzL4NYKY68XAF8L6j3H276mDBHv FesAkW4eivwTyk+I1ICqINoVjH/OMaGItY9SY4oIbAyFnSYOePULdfsPvMtf9A0bQwJm MwYE79Ft52rsBXPzpJmtuhJotPKjsN/X7jYJ7yIXd7gR6QmrmQmpkrN1EPOFkQ+CF+ry KmhA== X-Gm-Message-State: AOAM533GMIInwNlAbE3B6VMqw00TpDemyk6KQO1XRmOAM5/ISmcJdFkl Gwjml6xgDi5zkbYZOgUr9mWKgl2SZ6wH/5zJrf1/sC0Lc6au X-Google-Smtp-Source: ABdhPJxN9h7tsirIK4Go1MLKweo1tMD2JSQJduOjcZJ6N2j9EP6Wauz92Wl+rQLa9pUMa4RjoLIkOxE0iMTpUzONhZC22w+m4MJZ MIME-Version: 1.0 X-Received: by 2002:a02:234c:: with SMTP id u73mr6578278jau.141.1596684304793; Wed, 05 Aug 2020 20:25:04 -0700 (PDT) Date: Wed, 05 Aug 2020 20:25:04 -0700 In-Reply-To: <00000000000039638605a991eca7@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ce496c05ac2d0857@google.com> Subject: Re: WARNING in rxrpc_recvmsg From: syzbot To: davem@davemloft.net, dhowells@redhat.com, kuba@kernel.org, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org, marc.dionne@auristor.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 65550098c1c4db528400c73acf3e46bfa78d9264 Author: David Howells Date: Tue Jul 28 23:03:56 2020 +0000 rxrpc: Fix race between recvmsg and sendmsg on immediate call failure bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10bd3bcc900000 start commit: 7cc2a8ea Merge tag 'block-5.8-2020-07-01' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=7be693511b29b338 dashboard link: https://syzkaller.appspot.com/bug?extid=1a68d5c4e74edea44294 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17a5022f100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=150932a7100000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: rxrpc: Fix race between recvmsg and sendmsg on immediate call failure For information about bisection process see: https://goo.gl/tpsmEJ#bisection