Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp930481pxb; Sat, 16 Jan 2021 12:04:25 -0800 (PST) X-Google-Smtp-Source: ABdhPJyOKjtkhQCsoW8Pfr0nqxSWvOar+kjJqY8QfWA6ec7a83JNvAdFnVTk8Hbg5gd1BmGiI8Ge X-Received: by 2002:a17:907:a82:: with SMTP id by2mr3749883ejc.200.1610827464870; Sat, 16 Jan 2021 12:04:24 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1610827464; cv=none; d=google.com; s=arc-20160816; b=eu16QgSoKRP3/vbH/4zfkqqgV/IYJQJwa9w+OWM38RpcXalse+K5ZBe9P0lqw80wFL Glfsi2tlHvSdm6S5m23fuFu4F05o2czrm9pm8N73ljiNu1x+T3HMbEZejabij9Yw5YJG zJTJl8XgdEtFm6iI7quVZDBPNtiNpg9sVCzEuzIQSm6z4ZaJ5wRtMSAVJnCV5HgH2tp2 nGf/mmjYgULz5BwFg55oTJ7B7E2CBd7btiOg1s7WedmbqP0Egs42HWQM/uxt/iB+ZMp1 7obD97IaVh9Ugw9jHB79cjuII3AEur8T3vMNPYicRt87hddmd/qvQU1LUogQpL85Fzex mcQA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:to:from:subject:message-id:in-reply-to:date :mime-version; bh=25oiULFwsqkFXtl6leOBh1FV4HInwizBo0MX+oG5lrs=; b=kp1/1wY8tXfJO6GuhQprXYHX6DEIjY4FxhILlj1pY5bDoXIjOD8sWdI25VMUrM3cKT PMFaGC/Ep8k4q8JVw7vUUsOqjZsweF4VYqDblY6kJuiIUNtpHFVzE+cPiZDPYK7UkVQY 5/QF0ehLc1AYc3HrTfB6Y8LmTS7P+2khmiZSPUJQX3vfqxPVB9HUfyPFVnKlnrl9gdLu cH7yHGKBCDtSYazjGhAFzB+Jbfc34hdAAbnqERggynAHAbyPPv77T6XbUQ54Uu8gm6FX +2DWQTyYBeO+L9lEvf+L/SikP5o9QQf72HIStaC+gCqqXMy9PdN8jhV1brUMmxvy1Nyd FeFA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id c13si5990471ede.559.2021.01.16.12.04.01; Sat, 16 Jan 2021 12:04:24 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 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 S1727236AbhAPUCx (ORCPT + 99 others); Sat, 16 Jan 2021 15:02:53 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:32917 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727118AbhAPUCv (ORCPT ); Sat, 16 Jan 2021 15:02:51 -0500 Received: by mail-io1-f70.google.com with SMTP id m3so21365841ioy.0 for ; Sat, 16 Jan 2021 12:02:36 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=25oiULFwsqkFXtl6leOBh1FV4HInwizBo0MX+oG5lrs=; b=ZI0gaYbaQIiQvM2mkSXcRro6JI8Lakwfotj12yQT6ULEu9muCiEJWUZamY8Z7L2ZPM mFTZnIlUIyjoKLHqom0C5w5FU3hsTzWZWhBXYyfTYNbhkimxx61B8vBaXQnIb2N4KMnE hJDY90zzUlfLb+tvdFWCk5roPSe69/sBuaCSAa9uqvO+y4/cmRNEV0Yn+Ug+LQ1/MxeX 03CK12aDAvAhhNsnFKl1BFOkXVDCqcaAug5l2wMtPrefDxddCo68vtVnAOdM6/qfqrBH PhShhki942QHT3s+NPVkC2VwJkppUtPslefPlGzIf+FMNfUWBKsj2ATzAP+zKPj9P9HC 8/NA== X-Gm-Message-State: AOAM5300Uo+vjk1nFRRv7PKEzdzxmXwfnB99wA1xDbL/x+WfTf3+TePD v2nj/hZVSnSSGyQb/c7spfDtNcCYd/oX9tPiZSR5DPL/cghl MIME-Version: 1.0 X-Received: by 2002:a92:c692:: with SMTP id o18mr16025125ilg.215.1610827330994; Sat, 16 Jan 2021 12:02:10 -0800 (PST) Date: Sat, 16 Jan 2021 12:02:10 -0800 In-Reply-To: <29e3c654-a1ca-e0ca-2af9-948feb5b00b5@kernel.dk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dbc86a05b909f62d@google.com> Subject: Re: WARNING in io_uring_flush From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, hdanton@sina.com, io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+a32b546d58dde07875a1@syzkaller.appspotmail.com Tested on: commit: 4325cb49 io_uring: fix uring_flush in exit_files() warning git tree: git://git.kernel.dk/linux-block io_uring-5.11 kernel config: https://syzkaller.appspot.com/x/.config?x=c6b6b5cccb0f38f2 dashboard link: https://syzkaller.appspot.com/bug?extid=a32b546d58dde07875a1 compiler: gcc (GCC) 10.1.0-syz 20200507 Note: testing is done by a robot and is best-effort only.