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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 222DBC072A2 for ; Sun, 19 Nov 2023 10:32:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230351AbjKSKc1 (ORCPT ); Sun, 19 Nov 2023 05:32:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58184 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229799AbjKSKcZ (ORCPT ); Sun, 19 Nov 2023 05:32:25 -0500 Received: from mail-pf1-f200.google.com (mail-pf1-f200.google.com [209.85.210.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 79FE0E5 for ; Sun, 19 Nov 2023 02:32:22 -0800 (PST) Received: by mail-pf1-f200.google.com with SMTP id d2e1a72fcca58-6be1065cc81so6120981b3a.3 for ; Sun, 19 Nov 2023 02:32:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700389942; x=1700994742; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=wWDi9LTfz9r0omUuZLsueXe+a4+kPWLNedFXl0i7vOU=; b=IXmtpwOVpuk+wCNOHVybZH+DoXw25hyJndUqr00lVudGiqlTVNu8/R4zodxUmZ4N2Y MAljPUQI8Qoa5ZA0enQD7+VFXrpT1IFHARKDsfmtHx20gYsiibhPSsu/yNVtXB9863dz HTi2o76RYk5rU3Kc0O8JkI0LpA9IOR2UtN6Bk+nhaFH/Mw+pmevGTQtJhJQQS2sDoS0l j69PewlcMC9JuR2ZBUey5j7/UEQrIOiAYqT9Z2Vm3iJB67aDmc1vmH6U4FNaJj/+q9vo eZv33xP/6xsn7hQnTLs/UuEtGIGh+uuDGuOSYD6kh4IhfFdrJQLIOfRe9D3BXpLya7ZJ wOww== X-Gm-Message-State: AOJu0Yxh5fgFmkRKF39ix+isQnAbBlzFEWInmSXfR+kJr96CTAFbzNk7 RFEpZhkvZc1xUDh1OvDqmKoMwx7gjHVV1Ns+tpbohdsLe2fvEdc= X-Google-Smtp-Source: AGHT+IFX+426z/8V4/acIVpN6EJExRWf8LqWx76VhYd2zkhgGfNIwiFnNEp3gRui9Ngw23dtwuL/2b9O3KPWSoz2z3H1C43TdSFc MIME-Version: 1.0 X-Received: by 2002:a05:6a00:4c95:b0:6c0:f910:77fe with SMTP id eb21-20020a056a004c9500b006c0f91077femr1337990pfb.0.1700389942107; Sun, 19 Nov 2023 02:32:22 -0800 (PST) Date: Sun, 19 Nov 2023 02:32:21 -0800 In-Reply-To: <000000000000635bfa0607ed5cdc@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007aa260060a7ee2f3@google.com> Subject: Re: [syzbot] [PATCH] Test for 6465e260f487 From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [PATCH] Test for 6465e260f487 Author: eadavis@sina.com please test warn in __nf_unregister_net_hook #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 6465e260f487 diff --git a/net/netfilter/core.c b/net/netfilter/core.c index 3126911f5042..58f2a5294453 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -546,11 +555,13 @@ void nf_hook_entries_delete_raw(struct nf_hook_entries __rcu **pp, { struct nf_hook_entries *p; + mutex_lock(&nf_hook_mutex); p = rcu_dereference_raw(*pp); if (nf_remove_net_hook(p, reg)) { p = __nf_hook_entries_try_shrink(p, pp); nf_hook_entries_free(p); } + mutex_unlock(&nf_hook_mutex); } EXPORT_SYMBOL_GPL(nf_hook_entries_delete_raw);