From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=95.215.58.202 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793024495; b=Uwb7THmROA8XVGmqAbNV8CqgRSllT4yco7RFo4r70gvdQE58SbDefzd8wadnsMjRgI3H 8L+Q29g09h8PgSuD3wnpRdOgjSe0c9YHzSghx2ZuoRSEzkmxmv7N3l9WF9PrfrumeVU67 tUMM0nOj6RN9sXzFxGpnuZfMeKgwYj5Nn1i40NPHRkX0VI0WzHKUx2XlIAYBdm7dBqnRA qjNyVVvrcL8WeoL68AzKpFlxdTV+dYns4FMo30AV7kt48ULRRfJK3+BdsFd9qtJEjskFS Cm+JQBMvaDrfrEJaqNSSdJlPJpdO09rczi3SDsGi5h5rDsd+DENcKUU3oqWmtxW9k7Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793024495; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=YrojJ8RdT+pp1L7jagA79jqZnyIDXllAqHzZGpVUGl4=; b=fZe1LmMp5X6mV0LWFTbGumlSI1CMwO7qoixysdz7tDuEB0yZQAnIw2+TBGcpN1yEPQlu h0/xvPMXeAvCf5FkbTPg9c7XgJXZG7eJtd8THr+DfVMpU2fDmLZFCPDLnGXYAou+e0b95 MFFLfbq8s1t+ggPBotVrhv5ix+7o8HOeqlPIx121ATCMx+70qOnCyZAZ7LTJDbAl42cpY gJGrVsrio62JvDhhFCKTHVRO0mtrz3dPdDuie62bFZfk35PVdwQp6PMQULcRNfMhcqDs8 ZqO4ATjyAsZqH0ZHEYD6+irAbnjH+Kwxa983iUgVwJ9fMKjdGb2oo6SI1ngAK2Ku1+g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b="Rr/nV/C5"; arc=none smtp.remote-ip=95.215.58.202 Received: from mta1.migadu.com (out-202.mta1.migadu.com [95.215.58.202]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D5936606A31D for ; Mon, 26 Oct 2026 14:21:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org D5936606A31D Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=Rr/nV/C5 X-Envelope-To: stable@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=LU38JLPVoNiFrE9ir2aCoN20eLvHfG+XA+FLjWMCf10=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793024492; v=1; x=1793629292; b=Rr/nV/C58euHFChJjREzKK2GkRORfr2c6xAhMt3TLMROTR6l7RxwSM69VGF/bswbs2EJG3b0 41y7XHX064jD38T8XXjJFGMZXf7MQTLWx7Ze+7K+lCeqP0ReRuPYgBShiWdO9TvPhcsByNjeN8R sUdbSsvIeD3cUiNSysrO1sNs= X-Envelope-To: stable@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id 79436808f9b03e13; Mon, 26 Oct 2026 14:21:31 +0000 X-Mizu-Trace-ID: 79436808f9b03e13 X-Migadu-Flow: FLOW_OUT Date: Mon, 26 Oct 2026 15:21:24 +0100 From: "Pankaj Raghav (Samsung)" To: Qu Wenruo Cc: linux-btrfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] iomap: only follow dio alignment requirement if specified Message-ID: References: <9fae60fcce5ae356deef5e38931124b9634dba3b.1792997261.git.wqu@suse.com> X-Mailing-List: stable@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9fae60fcce5ae356deef5e38931124b9634dba3b.1792997261.git.wqu@suse.com> Hi Qu, On Mon, Oct 26, 2026 at 05:18:13PM +1030, Qu Wenruo wrote: > [BUG] > After commit 4025185cf953 ("iomap: follow the alignment requirement for > iomap_dio_hole_iter()"), generic/091 fails on both xfs and ext4: > > FSTYP -- ext4 > PLATFORM -- Linux/x86_64 btrfs-vm 7.3.0-custom+ #6 SMP PREEMPT_DYNAMIC Mon Oct 26 16:04:56 ACDT 2026 > MKFS_OPTIONS -- -F /dev/mapper/test-scratch1 > MOUNT_OPTIONS -- -o acl,user_xattr /dev/mapper/test-scratch1 /mnt/scratch > > generic/091 6s ... [failed, exit status 1]- output mismatch (see /home/adam/xfstests/results//generic/091.out.bad) > --- /home/adam/xfstests/tests/generic/091.out 2022-05-11 11:25:30.766666664 +0930 > +++ /home/adam/xfstests/results//generic/091.out.bad 2026-10-26 16:43:49.387401669 +1030 > @@ -1,7 +1,25 @@ > QA output created by 091 > fsx -N 10000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W > -fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W > -fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W > -fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W > -fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W > -fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -W > ... > (Run 'diff -u /home/adam/xfstests/tests/generic/091.out /home/adam/xfstests/results//generic/091.out.bad' to see the entire diff) > Ran: generic/091 > Failures: generic/091 > Failed 1 of 1 tests > I am trying to reproduce this error in fs-next with ext4/xfs but I am unable to. Do we need some specific disk setup or xfstests config to trigger this? > [CAUSE] > The failed command of fsx is COPY_RANGE: > > copy range: 0x6800 to 0xa200 at 0x3f200 -- Pankaj