[PATCH] SCSI: mvsas: Fix NULL pointer dereference in mvs_slot_task_free

rnel.org/show_bug.cgi?id=101891 Signed-off-by: Dāvis Mosāns --- drivers/scsi/mvsas/mv_sas.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index 454536c..9c78074 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/

Re: [PATCH] mvsas:Fix possible NULL pointer deference in mvs_dev_found_notify

2016-03-09 15:58 GMT+02:00 Nicholas Krause : > This adds properly checking after the call to mvs_find_dev_mvi > due to this function being able to return a NULL pointer and if > this does arise we will deference it in mvs_alloc_dev due to > this function never checking if a NULL pointer is given as

Improve device reset for failed HDD

Hi! I've a Seagate Barracuda 7200.14 (ST2000DM001-9YN164) 2TB HDD with some bad sectors and when they're accessed it causes device to fail. It's attached to HighPoint RocketRAID 2760 HBA (mvsas) and kernel 4.6 when accesing bad sector in log can see: kernel: /mnt/Linux/linux/drivers/scsi/mvsas/m

Re: Question for Patch"libsas: fix "sysfs group not found" warnings at port teardown time"

2016-02-05 11:20 GMT+02:00 wangyijing : > > Hi Dan and Praveen, >I found a patch titled "libsas: fix "sysfs group not found" warnings at > port teardown time" by google, > https://www.mail-archive.com/linux-scsi@vger.kernel.org/msg39187.html > Maybe this is related? kernel: WARNING: CPU: 4

Re: [PATCH] SCSI: mvsas: Fix NULL pointer dereference in mvs_slot_task_free

2015-08-21 7:29 GMT+03:00 Dāvis Mosāns : > When pci_pool_alloc fails in mvs_task_prep then task->lldd_task stays > NULL but it's later used in mvs_abort_task as slot which is passed > to mvs_slot_task_free causing NULL pointer dereference. > > Just return from mvs_slot_tas

Re: [PATCH] SCSI: mvsas: Fix NULL pointer dereference in mvs_slot_task_free

2015-08-21 7:29 GMT+03:00 Dāvis Mosāns : > When pci_pool_alloc fails in mvs_task_prep then task->lldd_task stays > NULL but it's later used in mvs_abort_task as slot which is passed > to mvs_slot_task_free causing NULL pointer dereference. > > Just return from mvs_slot_tas

Re: [PATCH] SCSI: mvsas: Fix NULL pointer dereference in mvs_slot_task_free

2015-10-21 10:33 GMT+03:00 Johannes Thumshirn : > On Tue, 2015-10-20 at 20:41 +0300, Dāvis Mosāns wrote: >> 2015-08-21 7:29 GMT+03:00 Dāvis Mosāns : >> > When pci_pool_alloc fails in mvs_task_prep then task->lldd_task >> > stays >> > NULL but it's l

Re: [PATCH] SCSI: mvsas: Fix NULL pointer dereference in mvs_slot_task_free

2015-10-21 16:47 GMT+03:00 Johannes Thumshirn : > On Wed, 2015-10-21 at 16:18 +0300, Dāvis Mosāns wrote: >> 2015-10-21 10:33 GMT+03:00 Johannes Thumshirn : >> > On Tue, 2015-10-20 at 20:41 +0300, Dāvis Mosāns wrote: >> > > 2015-08-21 7:29 GMT+03:00 Dāvis Mosāns : >

How to increase RAID/HBA controller's timeout?

I've HighPoint RocketRAID 2760A which uses mvsas driver. And I need to increase it's timeout because it timeouts too early and doesn't allow HDD to finish it's recovery routine for unreadable sector (that HDD doesn't support TLER) I've increased # echo 300 > /sys/block/sdd/device/timeout # echo

Re: How to increase RAID/HBA controller's timeout?

> Well, this looks more like the ATA error recovery not working properly; > libata-eh is trying to reset the link (that's the 'hard resetting link' > message), but after that the device doesn't respond (that's the 'failed > to IDENTIFY' message). > So it's not so much a wrong timeout, it's a wrong