smp-induced oops/NULL pointer dereference in mpt3sas, from kernel >= 4.11

Hi All, In testing kernel 4.11.1 and 4.11.6 we've hit an oops/ blown pointer issue in mpt3sas. It is easily reproducible on a system that contains expanders/enclosure connected behind SAS3 HBA. Soon after connecting expander / enclosure we observe below call trace. Jul 12 15:28:27 localhost kern

RE: [PATCH] mpt3sas: Fix resume on WarpDrive flash cards

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: Greg Edwards [mailto:gedwa...@fireweed.org] Sent: Saturday, July 30, 2016 9:36 PM To: Sathya Prakash; Chaitra P B; Suganath Prabu Subramani; James E.J. Bottomley; Martin K. Petersen Cc: mpt

RE: [PATCH] mpt3sas: Don't spam logs if logging level is 0

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: linux-scsi-ow...@vger.kernel.org [mailto:linux-scsi-ow...@vger.kernel.org] On Behalf Of Johannes Thumshirn Sent: Wednesday, August 03, 2016 6:30 PM To: Martin K . Petersen; James Bottomley

RE: [PATCH] mpt3sas: Ensure the connector_name string is NUL-terminated

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: Calvin Owens [mailto:calvinow...@fb.com] Sent: Thursday, July 28, 2016 10:16 AM To: Sathya Prakash; Chaitra P B; Suganath Prabu Subramani; James E.J. Bottomley; Martin K. Petersen Cc: mpt-

RE: [PATCH 3/3] mpt3sas: Fix warnings exposed by W=1

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: mpt-fusionlinux@broadcom.com [mailto:mpt-fusionlinux@broadcom.com] On Behalf Of Calvin Owens Sent: Friday, July 29, 2016 10:08 AM To: Sathya Prakash; Chaitra P B; Suganath Prabu Su

RE: [PATCH 2/3] mpt3sas: Eliminate dead sleep_flag code

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: Calvin Owens [mailto:calvinow...@fb.com] Sent: Friday, July 29, 2016 10:08 AM To: Sathya Prakash; Chaitra P B; Suganath Prabu Subramani; James E.J. Bottomley; Martin K. Petersen Cc: mpt-fu

RE: [PATCH 1/3] mpt3sas: Eliminate conditional locking in mpt3sas_scsih_issue_tm()

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: Calvin Owens [mailto:calvinow...@fb.com] Sent: Friday, July 29, 2016 10:08 AM To: Sathya Prakash; Chaitra P B; Suganath Prabu Subramani; James E.J. Bottomley; Martin K. Petersen Cc: mpt-fus

RE: Kernel panics while creating RAID volume on latest stable 4.6.2 kernel beacuse of "[PATCH v2 3/3] ses: fix discovery of SATA devices in SAS enclosures"

Any updates on this ??? Thanks, Chaitra -Original Message- From: Chaitra Basappa [mailto:chaitra.basa...@broadcom.com] Sent: Friday, June 17, 2016 4:04 PM To: linux-kernel@vger.kernel.org; Linux SCSI Mailinglist; James Bottomley Subject: Kernel panics while creating RAID volume on

RE: [PATCH] mpt3sas: Fix panic when aer correct error occured

Hi, Please consider this patch as Acked-by: Chaitra P B Thanks, Chaitra -Original Message- From: Kefeng Wang [mailto:wangkefeng.w...@huawei.com] Sent: Tuesday, July 12, 2016 3:13 PM To: martin.peter...@oracle.com; suganath-prabu.subram...@broadcom.com; mpt-fusionlinux@broadcom.com

Kernel panics while creating RAID volume on latest stable 4.6.2 kernel beacuse of "[PATCH v2 3/3] ses: fix discovery of SATA devices in SAS enclosures"

Hi, Try creating RAID volume on latest stable 4.6.2 kernel, as soon as the volume gets created kernel panics , below are the logs... Carried out same experimentation on 4.4.13 kernel, issue was not observed.After learning diff b/w 4.4.13 & 4.6.2 kernels "[PATCH v2 3/3] ses: fix discovery of SATA

RE: [PATCH] mpt3sas: Don't overreach ioc->reply_post[] during initialization

Hi, Please consider this patch as Ack-by: Chaitra P B Thanks, Chaitra -Original Message- From: Martin K. Petersen [mailto:martin.peter...@oracle.com] Sent: Tuesday, March 22, 2016 6:00 AM To: Calvin Owens Cc: Sathya Prakash; Chaitra P B; Suganath Prabu Subramani; James E.J. Bottomley;

RE: [PATCH] mpt3sas: Don't overreach ioc->reply_post[] during initialization

Martin, This patch is being reviewed , we shall get back with reviews by tomorrow. Thanks, Chaitra -Original Message- From: Martin K. Petersen [mailto:martin.peter...@oracle.com] Sent: Tuesday, March 22, 2016 6:00 AM To: Calvin Owens Cc: Sathya Prakash; Chaitra P B; Suganath Prabu Subra

RE: [PATCH-v2 1/2] mpt3sas: Refcount sas_device objects and fix unsafe list usage

From: Sreekanth Reddy [mailto:sreekanth.re...@avagotech.com] Sent: Tuesday, September 08, 2015 5:26 PM To: Nicholas A. Bellinger Cc: linux-scsi; linux-kernel; James Bottomley; Calvin Owens; Christoph Hellwig; MPT-FusionLinux.pdl; kernel-team; Nicholas Bellinger; Chaitra Basappa Subject: Re: [PATCH