From: Laurence Oberman <loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Max Gurtovoy <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Bart Van Assche
<bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>,
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Sagi Grimberg <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>,
Israel Rukshin <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms() overflows the klms[] array
Date: Wed, 26 Apr 2017 09:28:37 -0400 (EDT) [thread overview]
Message-ID: <2122831810.2341766.1493213317484.JavaMail.zimbra@redhat.com> (raw)
In-Reply-To: <16ea1371-84a5-c055-5b0c-fdc6d355276a-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
----- Original Message -----
> From: "Max Gurtovoy" <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> To: "Laurence Oberman" <loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> Cc: "Leon Romanovsky" <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, "Bart Van Assche" <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>, "Doug Ledford"
> <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, "Sagi Grimberg" <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>, "Israel Rukshin" <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
> linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Sent: Wednesday, April 26, 2017 8:25:30 AM
> Subject: Re: [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms() overflows the klms[] array
>
>
>
> On 4/26/2017 3:18 PM, Laurence Oberman wrote:
> >
> >
> > ----- Original Message -----
> >> From: "Laurence Oberman" <loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> >> To: "Max Gurtovoy" <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >> Cc: "Leon Romanovsky" <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, "Bart Van Assche"
> >> <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>, "Doug Ledford"
> >> <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, "Sagi Grimberg" <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>, "Israel
> >> Rukshin" <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
> >> linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> >> Sent: Wednesday, April 26, 2017 7:47:37 AM
> >> Subject: Re: [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms()
> >> overflows the klms[] array
> >>
> >>
> >>
> >> ----- Original Message -----
> >>> From: "Max Gurtovoy" <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>> To: "Laurence Oberman" <loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, "Leon Romanovsky"
> >>> <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>> Cc: "Bart Van Assche" <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>, "Doug Ledford"
> >>> <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, "Sagi Grimberg"
> >>> <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>, "Israel Rukshin" <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
> >>> linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> >>> Sent: Wednesday, April 26, 2017 4:31:57 AM
> >>> Subject: Re: [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms()
> >>> overflows the klms[] array
> >>>
> >>>
> >>>
> >>> On 4/25/2017 11:37 PM, Laurence Oberman wrote:
> >>>>
> >>>>
> >>>> ----- Original Message -----
> >>>>> From: "Leon Romanovsky" <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>>>> To: "Bart Van Assche" <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
> >>>>> Cc: "Doug Ledford" <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, "Max Gurtovoy"
> >>>>> <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, "Sagi Grimberg" <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>,
> >>>>> "Israel Rukshin" <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, "Laurence Oberman"
> >>>>> <loberman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> >>>>> Sent: Tuesday, April 25, 2017 1:58:49 PM
> >>>>> Subject: Re: [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms()
> >>>>> overflows the klms[] array
> >>>>>
> >>>>> On Mon, Apr 24, 2017 at 03:15:28PM -0700, Bart Van Assche wrote:
> >>>>>> ib_map_mr_sg() can pass an SG-list to .map_mr_sg() that is larger
> >>>>>> than what fits into a single MR. .map_mr_sg() must not attempt to
> >>>>>> map more SG-list elements than what fits into a single MR.
> >>>>>> Hence make sure that mlx5_ib_sg_to_klms() does not write outside
> >>>>>> the MR klms[] array.
> >>>>>>
> >>>>>> Fixes: b005d3164713 ("mlx5: Add arbitrary sg list support")
> >>>>>> Signed-off-by: Bart Van Assche <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
> >>>>>> Reviewed-by: Max Gurtovoy <maxg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>>>>> Cc: Sagi Grimberg <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
> >>>>>> Cc: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>>>>> Cc: Israel Rukshin <israelr-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>>>>> Cc: <stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
> >>>>>> ---
> >>>>>> drivers/infiniband/hw/mlx5/mr.c | 2 +-
> >>>>>> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>>>>>
> >>>>>
> >>>>> Bart,
> >>>>>
> >>>>> Thanks a lot, it indeed looks right.
> >>>>> Acked-by: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> >>>>>
> >>>>> Thanks
> >>>>>
> >>>>
> >>>>
> >>>> Hello Bart, Leon, Max and Israel.
> >>>>
> >>>> I cloned off Barts tree.
> >>>>
> >>>> git clone https://github.com/bvanassche/linux
> >>>> cd linux
> >>>> git checkout block-scsi-for-next
> >>>>
> >>>> I checked all patches were in for this test.
> >>>>
> >>>> a83e404 IB/srp: Reenable IB_MR_TYPE_SG_GAPS
> >>>> dfa5a2b mlx5: Avoid that mlx5_ib_sg_to_klms() overflows the klms[] array
> >>>> f759c80 mlx5: Fix mlx5_ib_map_mr_sg mr lengt
> >>>
> >>> Hi,
> >>> copying Sagi's request from different thread:
> >>>
> >>> "
> >>> Can you please enable srp_add_one debug:
> >>>
> >>> echo "func srp_add_one +p" > /sys/kernel/debug/dynamic_debug/control
> >>>
> >>> In addition apply the following:
> >>> --
> >>> diff --git a/drivers/infiniband/hw/mlx5/mr.c
> >>> b/drivers/infiniband/hw/mlx5/mr.c
> >>> index d9c6c0ea750b..040fbc387e4f 100644
> >>> --- a/drivers/infiniband/hw/mlx5/mr.c
> >>> +++ b/drivers/infiniband/hw/mlx5/mr.c
> >>> @@ -1403,6 +1403,8 @@ mlx5_alloc_priv_descs(struct ib_device *device,
> >>> int add_size;
> >>> int ret;
> >>>
> >>> + WARN_ON_ONCE(ndescs > device->attr.max_fast_reg_page_list_len);
> >>> +
> >>> add_size = max_t(int, MLX5_UMR_ALIGN - ARCH_KMALLOC_MINALIGN,
> >>> 0);
> >>>
> >>> mr->descs_alloc = kzalloc(size + add_size, GFP_KERNEL);
> >>>
> >>> "
> >>>
> >>> Max.
> >>>
> >>>>
> >>>> Built and tested the kernel.
> >>>>
> >>>> However this issue is not resolved :(
> >>>>
> >>>> [ 2707.931909] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817edca86b0
> >>>> [ 2708.089806] mlx5_0:dump_cqe:262:(pid 20129): dump error cqe
> >>>> [ 2708.121342] 00000000 00000000 00000000 00000000
> >>>> [ 2708.147104] 00000000 00000000 00000000 00000000
> >>>> [ 2708.172633] 00000000 00000000 00000000 00000000
> >>>> [ 2708.198702] 00000000 0f007806 2500002a 14a527d0
> >>>> [ 2732.434127] scsi host1: ib_srp: reconnect succeeded
> >>>> [ 2733.048023] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817ed0a9c30
> >>>>
> >>>> [root@localhost ~]# [ 2746.413277] mlx5_0:dump_cqe:262:(pid 15877): dump
> >>>> error cqe
> >>>> [ 2746.443240] 00000000 00000000 00000000 00000000
> >>>> [ 2746.469323] 00000000 00000000 00000000 00000000
> >>>> [ 2746.495310] 00000000 00000000 00000000 00000000
> >>>> [ 2746.521407] 00000000 0f007806 25000032 003c7ad0
> >>>> [ 2752.445899] scsi host1: ib_srp: reconnect succeeded
> >>>> [ 2752.481835] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817ed0a9cf0
> >>>> [ 2763.267386] mlx5_0:dump_cqe:262:(pid 15877): dump error cqe
> >>>> [ 2763.297826] 00000000 00000000 00000000 00000000
> >>>> [ 2763.323352] 00000000 00000000 00000000 00000000
> >>>> [ 2763.348722] 00000000 00000000 00000000 00000000
> >>>> [ 2763.374681] 00000000 0f007806 2500003a 00084bd0
> >>>>
> >>>> [root@localhost ~]# [ 2769.385203] fast_io_fail_tmo expired for SRP
> >>>> port-1:1 / host1.
> >>>> [ 2769.415956] scsi host1: ib_srp: reconnect succeeded
> >>>> [ 2769.450258] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817ed0a9cf0
> >>>> [ 2780.064627] mlx5_0:dump_cqe:262:(pid 18771): dump error cqe
> >>>> [ 2780.093520] 00000000 00000000 00000000 00000000
> >>>> [ 2780.120067] 00000000 00000000 00000000 00000000
> >>>> [ 2780.145575] 00000000 00000000 00000000 00000000
> >>>> [ 2780.171153] 00000000 0f007806 25000042 000833d0
> >>>> [ 2785.923399] scsi host1: ib_srp: reconnect succeeded
> >>>> [ 2785.957504] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817ed0a9cf0
> >>>> [ 2796.463426] mlx5_0:dump_cqe:262:(pid 18771): dump error cqe
> >>>> [ 2796.495257] 00000000 00000000 00000000 00000000
> >>>> [ 2796.521506] 00000000 00000000 00000000 00000000
> >>>> [ 2796.547640] 00000000 00000000 00000000 00000000
> >>>> [ 2796.573120] 00000000 0f007806 2500004a 00083bd0
> >>>> [ 2802.562578] scsi host1: ib_srp: reconnect succeeded
> >>>> [ 2802.596880] scsi host1: ib_srp: failed RECV status WR flushed (5) for
> >>>> CQE ffff8817ed0a9cf0
> >>>>
> >>>> Regards
> >>>> Laurence
> >>>>
> >>>
> >> Doing this now
> >> Thanks
> >> Laurence
> >
> > Max
> >
> > The Patch is not correct.
> >
> > drivers/infiniband/hw/mlx5/mr.c: In function 'mlx5_alloc_priv_descs':
> > drivers/infiniband/hw/mlx5/mr.c:1406:30: error: 'struct ib_device' has no
> > member named 'attr'
> > WARN_ON_ONCE(ndescs > device->attr.max_fast_reg_page_list_len);
> > ^
> > ./include/asm-generic/bug.h:117:27: note: in definition of macro
> > 'WARN_ON_ONCE'
> > int __ret_warn_once = !!(condition); \
> >
> > I think you meant to give me
> >
> > WARN_ON_ONCE(ndescs > ib_device_attr->attr.max_fast_reg_page_list_len);
> >
> > Can you confirm
>
> Hi Laurence,
> should be device->attrs.max_fast_reg_page_list_len.
>
> please check this one that might solve the issue (on top of everything):
>
>
> diff --git a/drivers/infiniband/hw/mlx5/mr.c
> b/drivers/infiniband/hw/mlx5/mr.c
> index b8f9382..063d116 100644
> --- a/drivers/infiniband/hw/mlx5/mr.c
> +++ b/drivers/infiniband/hw/mlx5/mr.c
> @@ -1559,7 +1559,7 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
> mr->max_descs = ndescs;
> } else if (mr_type == IB_MR_TYPE_SG_GAPS) {
> mr->access_mode = MLX5_MKC_ACCESS_MODE_KLMS;
> -
> + MLX5_SET(mkc, mkc, translations_octword_size,
> ALIGN(max_num_sg + 1, 4));
> err = mlx5_alloc_priv_descs(pd->device, mr,
> ndescs, sizeof(struct
> mlx5_klm));
> if (err)
>
> thanks,
> Max.
>
> >
> > Thanks
> > Laurence
> >
> --
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> the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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>
Hello Max
I have the corrected WARN_ON_ONCE patch and the above patch as well as the rest as it was from Barts tree.
Still fails.
For a baseline I can revert
a83e404 IB/srp: Reenable IB_MR_TYPE_SG_GAPS
Then test again to make sure we are starting from a good place.
Initiator log
[ 280.481951] scsi host1: ib_srp: failed FAST REG status memory management operation error (6) for CQE ffff8817d9a881b8
[ 301.149106] scsi host1: ib_srp: reconnect succeeded
[ 301.280635] scsi host1: ib_srp: failed RECV status WR flushed (5) for CQE ffff8817ed32f2f0
[ 334.596420] scsi host2: ib_srp: failed RECV status WR flushed (5) for CQE ffff8817c592c970
[ 334.599689] mlx5_1:dump_cqe:262:(pid 20): dump error cqe
[ 334.599691] 00000000 00000000 00000000 00000000
[ 334.599692] 00000000 00000000 00000000 00000000
[ 334.599692] 00000000 00000000 00000000 00000000
[ 334.599693] 00000000 0f007806 2500002d 067b48d0
[ 334.599697] scsi host2: ib_srp: failed FAST REG status memory management operation error (6) for CQE ffff8817c6e30078
[ 336.117248] mlx5_0:dump_cqe:262:(pid 130): dump error cqe
[ 336.145840] 00000000 00000000 00000000 00000000
[ 336.171830] 00000000 00000000 00000000 00000000
[ 336.197688] 00000000 00000000 00000000 00000000
[ 336.223720] 00000000 0f007806 25000032 005408d0
[ 339.712706] fast_io_fail_tmo expired for SRP port-1:1 / host1.
[ 341.453634] scsi host1: ib_srp: reconnect succeeded
[ 341.481600] mlx5_0:dump_cqe:262:(pid 130): dump error cqe
[ 341.482145] scsi host1: ib_srp: failed RECV status WR flushed (5) for CQE ffff8817ecaf6970
[ 341.559359] 00000000 00000000 00000000 00000000
[ 341.585397] 00000000 00000000 00000000 00000000
[ 341.610948] 00000000 00000000 00000000 00000000
[ 341.637515] 00000000 0f007806 2500003d 000046d0
[ 342.297598] sd 1:0:0:9: rejecting I/O to offline device
[ 342.297936] sd 1:0:0:9: [sdg] tag#28 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.297941] sd 1:0:0:9: [sdg] tag#28 CDB: Write(10) 2a 00 00 00 40 00 00 40 00 00
[ 342.297943] blk_update_request: recoverable transport error, dev sdg, sector 16384
[ 342.297951] sd 1:0:0:20: [sdar] tag#5 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.297952] sd 1:0:0:20: [sdar] tag#15 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.297956] sd 1:0:0:20: [sdar] tag#5 CDB: Write(10) 2a 00 00 03 c0 00 00 40 00 00
[ 342.297956] sd 1:0:0:20: [sdar] tag#15 CDB: Write(10) 2a 00 00 2c c0 00 00 40 00 00
[ 342.297958] blk_update_request: recoverable transport error, dev sdar, sector 245760
[ 342.297959] blk_update_request: recoverable transport error, dev sdar, sector 2932736
[ 342.298119] device-mapper: multipath: Failing path 8:96.
[ 342.298266] sd 1:0:0:9: [sdg] tag#29 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298268] sd 1:0:0:9: [sdg] tag#29 CDB: Write(10) 2a 00 00 00 c0 00 00 40 00 00
[ 342.298269] blk_update_request: recoverable transport error, dev sdg, sector 49152
[ 342.298300] device-mapper: multipath: Failing path 66:176.
[ 342.298486] sd 1:0:0:20: [sdar] tag#16 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298488] sd 1:0:0:20: [sdar] tag#6 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298489] sd 1:0:0:20: [sdar] tag#16 CDB: Write(10) 2a 00 00 2d 40 00 00 40 00 00
[ 342.298490] sd 1:0:0:20: [sdar] tag#6 CDB: Write(10) 2a 00 00 04 40 00 00 40 00 00
[ 342.298491] blk_update_request: recoverable transport error, dev sdar, sector 2965504
[ 342.298492] blk_update_request: recoverable transport error, dev sdar, sector 278528
[ 342.298582] sd 1:0:0:9: [sdg] tag#30 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298584] sd 1:0:0:9: [sdg] tag#30 CDB: Write(10) 2a 00 00 01 40 00 00 40 00 00
[ 342.298585] blk_update_request: recoverable transport error, dev sdg, sector 81920
[ 342.298889] sd 1:0:0:9: [sdg] tag#31 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298890] sd 1:0:0:9: [sdg] tag#31 CDB: Write(10) 2a 00 00 01 c0 00 00 40 00 00
[ 342.298891] blk_update_request: recoverable transport error, dev sdg, sector 114688
[ 342.298981] sd 1:0:0:20: [sdar] tag#7 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.298983] sd 1:0:0:20: [sdar] tag#7 CDB: Write(10) 2a 00 00 04 c0 00 00 40 00 00
[ 342.298985] blk_update_request: recoverable transport error, dev sdar, sector 311296
[ 342.299004] sd 1:0:0:20: [sdar] tag#17 FAILED Result: hostbyte=DID_TRANSPORT_FAILFAST driverbyte=DRIVER_OK
[ 342.299007] sd 1:0:0:20: [sdar] tag#17 CDB: Write(10) 2a 00 00 34 c0 00 00 40 00 00
[ 342.299009] blk_update_request: recoverable transport error, dev sdar, sector 3457024
[ 342.356353] device-mapper: multipath: Failing path 8:64.
[ 342.356489] device-mapper: multipath: Failing path 8:128.
[ 342.356628] device-mapper: multipath: Failing path 8:160.
[ 342.356699] device-mapper: multipath: Failing path 8:176.
[ 342.356767] device-mapper: multipath: Failing path 8:240.
[ 342.356834] device-mapper: multipath: Failing path 8:208.
[ 342.356900] device-mapper: multipath: Failing path 65:16.
[ 342.356967] device-mapper: multipath: Failing path 65:64.
[ 342.357035] device-mapper: multipath: Failing path 65:96.
[ 342.357103] device-mapper: multipath: Failing path 65:128.
[ 342.357169] device-mapper: multipath: Failing path 65:176.
[ 342.357237] device-mapper: multipath: Failing path 65:208.
[ 342.357303] device-mapper: multipath: Failing path 65:224.
[ 342.357371] device-mapper: multipath: Failing path 66:0.
[ 342.357454] device-mapper: multipath: Failing path 66:32.
[ 342.357521] device-mapper: multipath: Failing path 66:48.
[ 342.357647] device-mapper: multipath: Failing path 66:80.
[ 342.357714] device-mapper: multipath: Failing path 66:112.
[ 342.357781] device-mapper: multipath: Failing path 66:144.
[ 342.357936] device-mapper: multipath: Failing path 66:208.
[ 342.358019] device-mapper: multipath: Failing path 66:240.
[ 342.358115] device-mapper: multipath: Failing path 67:16.
[ 342.358183] device-mapper: multipath: Failing path 67:48.
[ 342.358264] device-mapper: multipath: Failing path 67:80.
[ 342.358359] device-mapper: multipath: Failing path 67:128.
[ 342.358442] device-mapper: multipath: Failing path 67:160.
[ 342.358594] device-mapper: multipath: Failing path 67:224.
[ 342.358671] device-mapper: multipath: Failing path 67:208.
[ 350.157728] scsi host2: ib_srp: reconnect succeeded
[ 350.189605] mlx5_1:dump_cqe:262:(pid 4756): dump error cqe
[ 350.193180] mlx5_1:dump_cqe:262:(pid 1275): dump error cqe
[ 350.193182] 00000000 00000000 00000000 00000000
[ 350.193182] 00000000 00000000 00000000 00000000
[ 350.193183] 00000000 00000000 00000000 00000000
[ 350.193183] 00000000 0f007806 25000035 04f569d0
[ 350.193187] scsi host2: ib_srp: failed FAST REG status memory management operation error (6) for CQE ffff8817c6e30078
[ 350.412637] 00000000 00000000 00000000 00000000
[ 350.436431] 00000000 00000000 00000000 00000000
[ 350.461871] 00000000 00000000 00000000 00000000
[ 350.487549] 00000000 0f007806 25000032 000843d0
Target Log
Thee events happened after the first failures on the initiator
[ 1111.029847] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-49.
[ 1111.078815] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-48.
[ 1111.127420] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-47.
[ 1111.175801] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-46.
[ 1111.223725] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-45.
[ 1111.271957] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-44.
[ 1111.319494] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-43.
[ 1111.365795] ib_srpt Received CM TimeWait exit for ch 0x4f6e72000390fe7c7cfe900300726ed3-42.
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next prev parent reply other threads:[~2017-04-26 13:28 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-24 22:15 [PATCH, untested] mlx5: Avoid that mlx5_ib_sg_to_klms() overflows the klms[] array Bart Van Assche
[not found] ` <8992bd28-667f-94b1-e582-106e6b41aa4b-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2017-04-24 22:39 ` Laurence Oberman
[not found] ` <1726285260.1422143.1493073573791.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-24 22:46 ` Bart Van Assche
[not found] ` <1493073989.3394.24.camel-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2017-04-24 22:59 ` Laurence Oberman
2017-04-25 17:58 ` Leon Romanovsky
[not found] ` <20170425175849.GS14088-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-04-25 20:37 ` Laurence Oberman
[not found] ` <438230391.2090966.1493152655709.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 3:39 ` Bart Van Assche
[not found] ` <1493177952.3503.1.camel-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2017-04-26 11:46 ` Laurence Oberman
[not found] ` <1801288254.2280763.1493207193850.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 15:05 ` Bart Van Assche
2017-04-26 6:16 ` Leon Romanovsky
[not found] ` <20170426061640.GV14088-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-04-26 10:30 ` Max Gurtovoy
2017-05-03 8:18 ` Sagi Grimberg
[not found] ` <bcd56de8-0f17-f2bb-b079-bf22c1b92ca2-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2017-05-03 14:15 ` Laurence Oberman
[not found] ` <501334895.4531615.1493820950718.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-05-03 14:58 ` Sagi Grimberg
[not found] ` <374fcc74-4b84-610b-b55e-d385563bef6f-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>
2017-05-05 16:31 ` Laurence Oberman
[not found] ` <1072634318.5542006.1494001866306.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-05-10 14:06 ` Laurence Oberman
2017-04-26 8:31 ` Max Gurtovoy
[not found] ` <896e9a9e-43b6-7a21-e41b-861e4f795436-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-04-26 11:47 ` Laurence Oberman
[not found] ` <288883138.2280971.1493207257218.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 12:18 ` Laurence Oberman
[not found] ` <497950649.2287440.1493209093092.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 12:20 ` Laurence Oberman
2017-04-26 12:25 ` Max Gurtovoy
[not found] ` <16ea1371-84a5-c055-5b0c-fdc6d355276a-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-04-26 13:28 ` Laurence Oberman [this message]
[not found] ` <2122831810.2341766.1493213317484.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 13:50 ` Laurence Oberman
[not found] ` <1879402127.2348907.1493214625254.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-04-26 15:10 ` Laurence Oberman
[not found] ` <1477402175.2378198.1493219418826.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2017-05-02 23:28 ` Max Gurtovoy
2017-04-26 14:45 ` Sagi Grimberg
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