From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Thumshirn Subject: Re: Samsung SSD 1.92TB PM863 Enterprise 2.5" SATA3 errors withc stable 4.4.34 Date: Wed, 14 Dec 2016 13:22:01 +0100 Message-ID: <20161214122201.GB6279@linux-x5ow.site> References: Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: Sender: stable-owner@vger.kernel.org To: Vasiliy Tolstov Cc: linux-kernel , stable@vger.kernel.org, linux-scsi@vger.kernel.org List-Id: linux-scsi@vger.kernel.org On Wed, Dec 14, 2016 at 03:07:48PM +0300, Vasiliy Tolstov wrote: > Hi! I have stable problems with all Samsung SSD drivers like PM863 and > EVO 850 Pro. > > Time after time scsi bus reset link with messages: > [ 2477.973617] ata1: exception Emask 0x50 SAct 0x0 SErr 0x4090800 > action 0xe frozen > [ 2477.975036] ata1: irq_stat 0x00400040, connection status changed > [ 2477.976396] ata1: SError: { HostInt PHYRdyChg 10B8B DevExch } Random shot in the dark, have you tried changing the cable? HostInt: HBA Internal error PHYRdyChg: PhyRdy signal changed state 10B8B: 10b to 8b decoding error occurred DevExch: Device presence has changed This could indicate a problem with the cabling and/or connectors. Byte, Johannes -- Johannes Thumshirn Storage jthumshirn@suse.de +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850