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=-7.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, 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 94DBBC43460 for ; Wed, 7 Apr 2021 23:14:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 612FA611EE for ; Wed, 7 Apr 2021 23:14:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229688AbhDGXOu (ORCPT ); Wed, 7 Apr 2021 19:14:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50708 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229497AbhDGXOt (ORCPT ); Wed, 7 Apr 2021 19:14:49 -0400 Received: from mail-pg1-x532.google.com (mail-pg1-x532.google.com [IPv6:2607:f8b0:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 46086C061760; Wed, 7 Apr 2021 16:14:39 -0700 (PDT) Received: by mail-pg1-x532.google.com with SMTP id p12so10167892pgj.10; Wed, 07 Apr 2021 16:14:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=vdhYf9J/J/LeifXgyo0yJPbV1Fchbgma7e7wm36aBQ8=; b=EK4mqKyYjoayRxkK+Iwhj6jhCUhpdRvmpQJEjtbxbe/PKOnJ7UoETDgJRgtly9ri/i VSNF9S8OUiSxAja7QF7HMSlOf7HYyRyhEMaubU+lRxwB5auBXnY0CQYNEJhsFSnyxn7O HeXEHqj68CPkD5nPylrAuQRdqvf5oMlhCWn4nu04SBkILhKxnxxnubcmCCsya8Xb2yhU Qb5KWWy4CjCgJpeHOy97Zhqgg6AWyO3DN0r4E0zycCPLIF8AQszWOr6FD8capyTG+FWo Ui9E2cRiwiv6wvv9RQYB++lmUla8lQXXDIOzejizBiE4H9QmahKPD38mQs4La64lx0HZ yAzA== 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=vdhYf9J/J/LeifXgyo0yJPbV1Fchbgma7e7wm36aBQ8=; b=XFoefGdydvHe5quH86kIP05YCJefZA1YmvjInhbGBsUdYvFJT+179UzN5GUWxRqraM 2DcNP6Hmj/7/VRtM7S7N49Cfof3bEd3qna0bel+YDcFp2OhqaRRfDAwZIMCIr1+rB5Qq uJnca9VPePTT5KOx7rPvelL1Cr64HMCx7jHCeyxNmulcsztKcCnyZOuLoTrAqM2oo3Vd rE0SVGypHwozzCGvMuswavvF2+EFyr6PQSPClKMcPkyB2zzZMO7aKKlgC+PHVZl9Ooen RCxT+KBAv9jCLGnAYRAsWyTp8QFNWXI3fU6O1O0nR+Z+HhKj0Lwkvn8Bu7Ngz2MRehzN ooeA== X-Gm-Message-State: AOAM530lQS8gIzT+ZLuCIuWToCgMb6L02mc40jj/QLuuTeIcRM56mYpJ 4ATnIe0BL7Gu2Sx/9f1XbHqbEUt9w+fow376SdE= X-Google-Smtp-Source: ABdhPJz3kNJsptq+qEkv3mJ20fgEN6ihbPdMBBofgIFBgq9DfZTalhDkPLfGooMbQJGB6Jt8pZgyGGi55R989xoi4V4= X-Received: by 2002:a63:6a41:: with SMTP id f62mr5259840pgc.428.1617837278842; Wed, 07 Apr 2021 16:14:38 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Cong Wang Date: Wed, 7 Apr 2021 16:14:27 -0700 Message-ID: Subject: Re: WARNING net/core/stream.c:208 when running test_sockmap To: Jiri Olsa Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Paolo Abeni , bpf , Linux Kernel Network Developers , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , Jiri Olsa , Jiri Benc , Yauheni Kaliuta Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, Apr 7, 2021 at 2:22 PM Jiri Olsa wrote: > > hi, > I'm getting couple of WARNINGs below when running > test_sockmap on latest bpf-next/master, like: > > # while :; do ./test_sockmap ; done > > The warning is at: > WARN_ON(sk->sk_forward_alloc); > > so looks like some socket allocation math goes wrong. This one should be fixed by: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=144748eb0c445091466c9b741ebd0bfcc5914f3d So please try the latest bpf branch. Thanks.