From nobody Wed Dec 31 03:26:12 2025 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 7AE05C4332F for ; Wed, 8 Nov 2023 00:31:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232112AbjKHAbP (ORCPT ); Tue, 7 Nov 2023 19:31:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229650AbjKHAbO (ORCPT ); Tue, 7 Nov 2023 19:31:14 -0500 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CEB4510F8 for ; Tue, 7 Nov 2023 16:31:11 -0800 (PST) Received: by mail-oi1-f197.google.com with SMTP id 5614622812f47-3b56bf3d7a9so9689962b6e.1 for ; Tue, 07 Nov 2023 16:31:11 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699403471; x=1700008271; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=KA8DKN3PN2+0kooQrItJM6dxHNU7uW5d+V3yQzt6i4A=; b=B9CWVsxSyWmPnK0JEorBIQpROzPBqEkSCsDQNcOkEV3tuJT5hUOk5K49EO2E7WXRXN Y902y745nHOuh5Y01F8tBjuNSruoFAN0BD3H46ClenUtwO4Xzqxzv+bkrLbtUQlMXoc1 SoSuAa0JAKp43MBgpj5DimXNXTNWokfQ7hIs/+7kX4vgoZ9GBkknXUYxJiE98AdxcBsH gs4ChuXKmJj/zXd+Jm2pBxB+9GuJIDBmio5mq8malEAAgmjh37xhsD0RJhQxwJK3s1Uv P4bML74ZKS3nbWfb/rcwcOl2jwtnUVstLm5Qen6SqdgwvuX79T7CGovIzm8cEQcoHK/c WySQ== X-Gm-Message-State: AOJu0YyTrAsmWnBJ4zlanyxRKW69qHv1ADRXkVzJxgAtJlY4FLMP48r3 evOfRHzd4H+vENhrdG82am+HZL8DQd8cdynBZb6PDs9nmcS6g7M= X-Google-Smtp-Source: AGHT+IEVktKlDlteWGEJu2yGWjIJ4uk0xFSu5HNOCVRDP1vpFFB2hbSVCtqWBgctw338d56YHx8JsbYmwI6W4HVqFULbe6grFCpk MIME-Version: 1.0 X-Received: by 2002:a05:6870:9692:b0:1e1:3152:93fc with SMTP id o18-20020a056870969200b001e1315293fcmr126828oaq.6.1699403471105; Tue, 07 Nov 2023 16:31:11 -0800 (PST) Date: Tue, 07 Nov 2023 16:31:11 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000039bb8a0609993470@google.com> Subject: [syzbot] [PATCH] Test for 4652b8e4f3ff From: syzbot To: linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [PATCH] Test for 4652b8e4f3ff Author: eadavis@qq.com please test warning in blk_mq_start_request #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.gi= t 4652b8e4f3ff diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 22a3cf7f32e2..397bdfad6d27 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -1724,6 +1724,8 @@ static blk_status_t null_queue_rq(struct blk_mq_hw_ct= x *hctx, cmd->fake_timeout =3D should_timeout_request(rq) || blk_should_fake_timeout(rq->q); =20 + printk("%d, %s\n", READ_ONCE(rq->state), __func__); + WRITE_ONCE(rq->state, MQ_RQ_IDLE); blk_mq_start_request(rq); =20 if (should_requeue_request(rq)) {