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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i7crs-00061y-4R; Tue, 10 Sep 2019 09:55:24 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i7cro-00061a-W8 for linux-mtd@lists.infradead.org; Tue, 10 Sep 2019 09:55:22 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1i7crk-0007xl-Rh; Tue, 10 Sep 2019 11:55:16 +0200 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.89) (envelope-from ) id 1i7crj-0005W2-Ek; Tue, 10 Sep 2019 11:55:15 +0200 Date: Tue, 10 Sep 2019 11:55:15 +0200 From: Sascha Hauer To: Sean Nyekjaer Subject: Re: [Bug] mtd: rawnand: gpmi Message-ID: <20190910095515.yjg6zcoqrtwylyg3@pengutronix.de> References: <6a333d0f-09b2-d0d1-a3a5-955b31b6291e@geanix.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <6a333d0f-09b2-d0d1-a3a5-955b31b6291e@geanix.com> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 11:48:43 up 64 days, 15:58, 80 users, load average: 0.07, 0.17, 0.14 User-Agent: NeoMutt/20170113 (1.7.2) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-mtd@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190910_025521_038323_573213DB X-CRM114-Status: GOOD ( 11.22 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mkl@pengutronix.de, linux-mtd@lists.infradead.org, miquel.raynal@bootlin.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On Thu, Sep 05, 2019 at 10:26:06PM +0200, Sean Nyekjaer wrote: > Hi, > > I have been troubleshooting some CAN problems on our imx6ull with a raw nand > flash. > I normally run with a 4.19 series kernel, but to verify those CAN problems > have been resolved in newer kernels i have been trying ~5.3-rc6. > > [ 1.231060] ---[ end trace 12b9d19a5aac4c9f ]--- > [ 1.234710] Bad block table not found for chip 0 > [ 1.236076] Bad block table not found for chip 0 > [ 1.236113] Scanning device for bad blocks > [ 1.244907] random: fast init done > [ 1.701764] Bad eraseblock 798 at 0x00000c780000 > [ 2.132734] Bad eraseblock 1536 at 0x000018000000 > [ 2.133094] Bad eraseblock 1537 at 0x000018040000 > [ 2.434057] Bad block table written to 0x00001ffc0000, version 0x01 > [ 2.437254] Bad block table written to 0x00001ff80000, version 0x01 What about this "Bad block table written" message? You should see this exactly once. Do you see this multiple times, especially when switching kernels between the good one and the bad one? Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/