[PATCH] blktests: remove unused null_blk parameter for _init_null_blk in block/016

2018-08-25 Thread Yi Zhang
Signed-off-by: Yi Zhang --- tests/block/016 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/block/016 b/tests/block/016 index 0e6f2e1..e0a63ad 100755 --- a/tests/block/016 +++ b/tests/block/016 @@ -32,7 +32,7 @@ requires() { test() { echo "Running ${TEST

Re: blktests block/019 lead system hang

2018-06-05 Thread Yi Zhang
ks Yi On 06/06/2018 01:21 AM, Keith Busch wrote: On Tue, Jun 05, 2018 at 10:18:53AM -0600, Keith Busch wrote: On Wed, May 30, 2018 at 03:26:54AM -0400, Yi Zhang wrote: Hi Keith I found blktest block/019 also can lead my NVMe server hang with 4.17.0-rc7, let me know if you need more info, tha

Re: [bug report] IO blocked after offline CPU during fio on nvme SSD

2018-05-30 Thread Yi Zhang
Thanks for the update, will have a try after Keith update v4 fix. :) On 05/30/2018 04:29 PM, Ming Lei wrote: On Wed, May 30, 2018 at 3:53 PM, Yi Zhang wrote: Hi I found this issue during my NVMe test on 4.17.0-rc7, here is the reproducer and dmesg log, let me know if you need more info

[bug report] IO blocked after offline CPU during fio on nvme SSD

2018-05-30 Thread Yi Zhang
6400 RSI: 7f4294001000 RDI: 002c [ 370.072197] RBP: 7f42bf1add40 R08: 03e0 R09: 0005 [ 370.080164] R10: 0030c362a400 R11: 0293 R12: 0001 [ 370.088132] R13: 6400 R14: 7f429400cd68 R15: 7f42bf1add48 Best Regards, Yi Zhang

blktests block/019 lead system hang

2018-05-30 Thread Yi Zhang
]: bridge: secondary_status: 0x, control: 0x0003 [ 6049.108491] Kernel panic - not syncing: Fatal hardware error! [ 6049.108514] Kernel Offset: 0x2580 from 0x8100 (relocation range: 0x8000-0xbfff) Best Regards, Yi Zhang

Re: [PATCH blktests] Fix block/011 to not use sysfs for device disabling

2018-05-21 Thread Yi Zhang
, device_id: 0xa821 [ 1058.118274] {1}[Hardware Error]: class_code: 020801 [ 1058.118275] Kernel panic - not syncing: Fatal hardware error! [ 1058.118301] Kernel Offset: 0x1480 from 0x8100 (relocation range: 0x8000-0xbfff) Best Regards, Yi Zhang

Re: BUG at IP: blk_mq_get_request+0x23e/0x390 on 4.16.0-rc7

2018-04-09 Thread Yi Zhang
On 04/09/2018 04:54 PM, Yi Zhang wrote: On 04/09/2018 04:31 PM, Sagi Grimberg wrote: My device exposes nr_hw_queues which is not higher than num_online_cpus so I want to connect all hctxs with hope that they will be used. The issue is that CPU online & offline can happen any

Re: BUG at IP: blk_mq_get_request+0x23e/0x390 on 4.16.0-rc7

2018-04-09 Thread Yi Zhang
On 04/09/2018 04:31 PM, Sagi Grimberg wrote: My device exposes nr_hw_queues which is not higher than num_online_cpus so I want to connect all hctxs with hope that they will be used. The issue is that CPU online & offline can happen any time, and after blk-mq removes CPU hotplug handler,

Re: BUG at IP: blk_mq_get_request+0x23e/0x390 on 4.16.0-rc7

2018-04-05 Thread Yi Zhang
On 04/04/2018 09:22 PM, Sagi Grimberg wrote: On 03/30/2018 12:32 PM, Yi Zhang wrote: Hello I got this kernel BUG on 4.16.0-rc7, here is the reproducer and log, let me know if you need more info, thanks. Reproducer: 1. setup target #nvmetcli restore /etc/rdma.json 2. connect target

BUG at IP: blk_mq_get_request+0x23e/0x390 on 4.16.0-rc7

2018-03-30 Thread Yi Zhang
f ff 0f 1f 00 66 2e [ 270.730149] ---[ end trace 222e693b7ee07afb ]--- Best Regards, Yi Zhang

Re: [PATCH V2 0/6] blk-mq: fix race related with device deletion/reset/switching sched

2017-12-19 Thread Yi Zhang
Thanks ming. Tested-by: Yi Zhang <yi.zh...@redhat.com> Best Regards, Yi Zhang - Original Message - From: "Ming Lei" <ming@redhat.com> To: linux-n...@lists.infradead.org, "Christoph Hellwig" <h...@lst.de>, "Jens Axboe" <ax...

Re: [PATCH 1/2] blk-mq: don't complete un-started request in timeout handler

2017-03-15 Thread Yi Zhang
Thanks Ming. Tested-by: Yi Zhang <yiz...@redhat.com> Best Regards, Yi Zhang - Original Message - From: "Ming Lei" <tom.leim...@gmail.com> To: "Jens Axboe" <ax...@fb.com>, linux-ker...@vger.kernel.org, linux-block@vger.kernel.org, "Chri