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 F354FC4332F for ; Wed, 8 Nov 2023 06:25:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231366AbjKHGZl (ORCPT ); Wed, 8 Nov 2023 01:25:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229566AbjKHGZi (ORCPT ); Wed, 8 Nov 2023 01:25:38 -0500 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 050E21BE for ; Tue, 7 Nov 2023 22:25:36 -0800 (PST) Received: by mail-oo1-f71.google.com with SMTP id 006d021491bc7-587abe0ab5cso4201751eaf.3 for ; Tue, 07 Nov 2023 22:25:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699424735; x=1700029535; 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=0KBfjQQkp5hkWAsnRy6rSeQyF2diGxczYRTdLIzsKHQ=; b=CaOHhdIpUfrzQb36otpT3xlBdYyfu0SEr7gQpXzg1w4DI1G5afcVUWKvyCg5kYL1dX pIpqwuJN935v/Vf+Vr35UKNTyqYCk3ee0BEiCTTSHWMgQL/8MSz9mLESmLq6jYi6KFvP rDOz6D40qowvnO7qc1nATbh3QffbYrKbPZybttz4A2m+/CezGy1Ck0MNIGF9KL8kSIAQ 82rsBUggVABz1yYyy88znaJdxPRRicZJIdCSNe7Z0t2gqgRy6AuLnjWiBcdciCg+o32a rRDQEFT5UwMcR/lwVm1sKtZ17uQCuQxm4Py1frK0ZpATr64v9AgL9gpaU3IKdA22OTLx FPEQ== X-Gm-Message-State: AOJu0Yx92vXy7om13b2hVSCD/u1S5iJVIaQXufxoHF2m5mn9EQAtiD09 2v5QYNgN6DkTax69kBjyAM/qOJzLmAg0YD/GRams2SUqypsEsbo= X-Google-Smtp-Source: AGHT+IEFoBppXMJd3Sw/9i/p/tqTWRo7jXTFhv4BR8ULgTyNkj0ApRjnshdHJPXjhoihCRBxUXb42AYUUu6JIwCPP2XFtBJj8GP7 MIME-Version: 1.0 X-Received: by 2002:a05:6820:1c99:b0:589:db95:5070 with SMTP id ct25-20020a0568201c9900b00589db955070mr194152oob.1.1699424735432; Tue, 07 Nov 2023 22:25:35 -0800 (PST) Date: Tue, 07 Nov 2023 22:25:35 -0800 In-Reply-To: <0000000000000014460609997fa2@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ad973506099e27e3@google.com> Subject: Re: [syzbot] [PATCH] Test for 4652b8e4f3ff 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 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.git 4652b8e4f3ff diff --git a/block/blk-mq.c b/block/blk-mq.c index e2d11183f62e..26f2921cbc50 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2575,6 +2575,8 @@ static blk_status_t __blk_mq_issue_directly(struct blk_mq_hw_ctx *hctx, * Any other error (busy), just add it to our list as we * previously would have done. */ + if (READ_ONCE(rq->state)) + WRITE_ONCE(rq->state, MQ_RQ_IDLE); ret = q->mq_ops->queue_rq(hctx, &bd); switch (ret) { case BLK_STS_OK: