From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx.ewheeler.net (mx.ewheeler.net [173.205.220.69]) (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 E1E567E2 for ; Fri, 17 May 2024 00:34:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=173.205.220.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715906075; cv=none; b=iw/XyO7qyPM1Lp67N5IuGrv8jz1gVyZhluosTU8O4guDHo4+F5hBm+qTmEw79R4P75HlLplIvgXvc9cZ6Ay2rcVkZ+DABD4yQDuY3VcSH8wuX0sm4dmq4qKIY5pk46FnX549y+MOrsn2a8YeWUITYZ0jJcfXpPMHMx8kpWXw9/w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715906075; c=relaxed/simple; bh=X+yWZAuLWMHL6cZ7woEG6zZkbXBtxRd1P//KDejlZ+4=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References: MIME-Version:Content-Type; b=e8ej1zkQB65G4BQL5smDtuOz2sRKI1rbrtUZlHWs5REnNQBiWO5bisdDuRnbQw8Tvngg/T+8/oDlTXtyahcpqBNnKI5wrO1wDIGq/cSeKxtnbXJ6K3d0ZluEAANc8VmFAiJCaAUMaqC3bILuZOr+SJBAhAfNC11Y8D4cHUoulCQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lists.ewheeler.net; spf=none smtp.mailfrom=lists.ewheeler.net; arc=none smtp.client-ip=173.205.220.69 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lists.ewheeler.net Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=lists.ewheeler.net Received: from localhost (localhost [127.0.0.1]) by mx.ewheeler.net (Postfix) with ESMTP id 178C58B; Thu, 16 May 2024 17:34:33 -0700 (PDT) X-Virus-Scanned: amavisd-new at ewheeler.net Received: from mx.ewheeler.net ([127.0.0.1]) by localhost (mx.ewheeler.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id SZQ72f5qsZUX; Thu, 16 May 2024 17:34:28 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx.ewheeler.net (Postfix) with ESMTPSA id 767AA47; Thu, 16 May 2024 17:34:28 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 mx.ewheeler.net 767AA47 Date: Thu, 16 May 2024 17:34:28 -0700 (PDT) From: Eric Wheeler To: Coly Li cc: "Pierre Juhen (IMAP)" , Bcache Linux Subject: Re: Kernel error with 6.8.9 In-Reply-To: Message-ID: References: <1ddde040-9bde-515a-1d4d-b41de472a702@suse.de> <20240315224527.694458-1-robertpang@google.com> <584A2724-ACA2-4000-A8D2-50B6AA5684A7@suse.de> <5B79FFA6-1995-4167-8318-3EDCC6F0B432@suse.de> <5C71FFC2-B22E-4FC2-852F-F40BFDEDFB2C@suse.de> <82DDC16E-F4BF-4F8D-8DB8-352D9A6D9AF5@suse.de> <1be3d08b-4c85-4031-b674-549289395e45@orange.fr> Precedence: bulk X-Mailing-List: linux-bcache@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="8323328-2045106892-1715906068=:9489" This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --8323328-2045106892-1715906068=:9489 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT On Mon, 13 May 2024, Coly Li wrote: > > > > 2024年5月12日 17:41，Pierre Juhen (IMAP) 写道： > > > > Hi, > > > > I use bcache on an nvme partition as frontend and md array ass backend. > > > > I have the following error since I updated to kernel 6.8.9. > > > > UBSAN: array-index-out-of-bounds in drivers/md/bcache/bset.c:1098:3 > > [ 7.138127] index 4 is out of range for type 'btree_iter_set [4]' ... > > The fix is in linux-next and will be in 6.10 as expecting. Thank you Coly! Two questions: - What is the commit hash for this fix? - Does it need to be backported to older kernels? -- Eric Wheeler > > Thanks. > > Coly Li > > > --8323328-2045106892-1715906068=:9489--