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[2620:137:e000::1:20]) by mx.google.com with ESMTP id ba30-20020a0564021ade00b00467570d605esi1360222edb.608.2022.12.21.07.54.40; Wed, 21 Dec 2022 07:54:56 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232647AbiLUPRW (ORCPT + 68 others); Wed, 21 Dec 2022 10:17:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229491AbiLUPRU (ORCPT ); Wed, 21 Dec 2022 10:17:20 -0500 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2FFDA1C12E for ; Wed, 21 Dec 2022 07:17:20 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id w18-20020a5d9cd2000000b006e32359d7fcso6882375iow.15 for ; Wed, 21 Dec 2022 07:17:20 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=LsL0T+3NXL0r5H78o9iGRrxxUT0PjlhzQTSCxOZ71OE=; b=ebyfYDm48dx75oc3oHgTdWmvTObxVRvFXxpwbwp8azY9BFsAbrj8FxchUu0MXN+krL RxZuPTq0L06tUE+mstZyaeUeIZTRCkyHlfAoHAR2F4hEZ7Z92s4boUD9EL+7Hp+k8Ee7 6mVMtx2OWCpPgeCCCkuhOiyZcxIKrtTWAfIkr/Iu+A6q4+xQ6KbvGgTsXY7fD5ojdCha JGNDhaPt2qWaj9r75mQHQgmO1ROGQLiLj+mUVjExUH1UNbM2lSbXilZbT8To8NQZ2mkN 1P2UcE6dbLtW9HAS4Fl3ZmWNteYYig30XWztYKzQLV7I3R3qakIUa/upPkhzAanm1aUP d5TA== X-Gm-Message-State: AFqh2koCiUCJ4fNZqh00wLvec2XIf3DzF3a0pyR1m42refPdOPFRBMc7 yeRFCk1HRXq7YD+eWi+KEFs5twNCplecmkho7nEEIpff+fJ4 MIME-Version: 1.0 X-Received: by 2002:a02:a40c:0:b0:38a:6d77:5dcb with SMTP id c12-20020a02a40c000000b0038a6d775dcbmr163066jal.19.1671635839570; Wed, 21 Dec 2022 07:17:19 -0800 (PST) Date: Wed, 21 Dec 2022 07:17:19 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000069608005f0580c52@google.com> Subject: Re: [syzbot] WARNING in io_sync_cancel From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: rcu detected stall in corrupted rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P5788 } 2646 jiffies s: 2841 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: d1f53b3e io_uring/cancel: mark task running before re-.. git tree: git://git.kernel.dk/linux.git io_uring-6.2 console output: https://syzkaller.appspot.com/x/log.txt?x=13634a0f880000 kernel config: https://syzkaller.appspot.com/x/.config?x=2edd87fe5cbdf43f dashboard link: https://syzkaller.appspot.com/bug?extid=7df055631cd1be4586fd compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied.