From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 616AD341077; Sat, 20 Jun 2026 07:39:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781941192; cv=none; b=KuwXBRVZNhbfFW/TgR1CaaZ4VWzZnIQHw83/OU2CEeerq0AhBB2Y3cVM6ljOtdG+RszF2VDIu9vsq3e/7Q0DWONTZ6x1we+sZiUBP8iFYCKEsxBxKuKWr7PRMUGcQWy8U6VPVXTuLAgJ1KlrreKzcPkX8SUS7lyG583uYehjbKk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781941192; c=relaxed/simple; bh=PGC4VHw71GKTPQ4/0tQFkLMHEQPWRYLq7blHWDcw/kc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qqpVoyB9kOTdet5M+CvITGFm1SJarTNvV/tVPcpLroF2K9HyqMGvFAuSXZOciNF3mIVV3t+YMlE9AiUkQIlpVmjfNY5yZQ2ZZX07pCyO46qKYpC/AJiBrTMKtFCU4EiksM6QY4PAFU6MKTYt4Zq79a12phgI+JjyHjWIWZDmgjg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=A63KADGy; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="A63KADGy" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=PGC4VHw71GKTPQ4/0tQFkLMHEQPWRYLq7blHWDcw/kc=; b=A63KADGy92fBacifXq56Osipet fVTkkra101oERpJvFFoxr/GwrITRXw989AiJDzyFl9FIFB0skC7Ya1xsVI9kVBbJ7meoHEHqaGEy2 U+xn/HPpQmyzntYQriki65sFENhNMintgwcc+ji3wB1WIJ98A5DCM2tpdE5waWUeyTd12UjZw+XCb kKYjEEdknQqvYZSI51NN5e5vVeem6z8GdgyNgHPaXCJ9eSwjAFxCBIUPcCXE0ByhSwx2bFyNp7wtK pvNCpY5eUqaxAhhJK/+aoFhScxXBrO4JqqEnzmS2Vv/Q2RysRSbooxa2dFWbvJm9+XLCSrMFJKqMF a/7LXTrw==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.99.4 #2 (Red Hat Linux)) id 1waqIl-00000001Obt-2UZA; Sat, 20 Jun 2026 07:39:39 +0000 Date: Sat, 20 Jun 2026 08:39:39 +0100 From: Al Viro To: Tetsuo Handa Cc: Jens Axboe , Bart Van Assche , Christoph Hellwig , Damien Le Moal , Ming Lei , linux-block , LKML , Andrew Morton , Linus Torvalds , linux-btrfs@vger.kernel.org, David Sterba , linux-fsdevel@vger.kernel.org, Christian Brauner , Hillf Danton Subject: Re: [PATCH v4] loop: Fix NULL pointer dereference in lo_rw_aio() Message-ID: <20260620073939.GF2636677@ZenIV> References: <20260529220600.1226-1-hdanton@sina.com> <3244d4dd-8254-47c0-9609-b1db53450c7c@I-love.SAKURA.ne.jp> <20260609175013.GH2636677@ZenIV> <9f8b5ab0-efbc-4cf3-a1f8-b43377416946@I-love.SAKURA.ne.jp> Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Al Viro On Fri, Jun 19, 2026 at 11:33:11PM +0900, Tetsuo Handa wrote: > Sending this commit to linux.git will be the fastest way to identify who is issuing > I/O requests too late. Therefore, I want to get a conclusion on xfs/259 breakage. > Al, can you get the same result? Not a peep in the logs, breakage still there (with cherry-picked fb1d5846e99c8aa4ce and CONFIG_KCOV enabled, that is).