yidong0635 9d93c08234 rdma: Fix Segmentation fault when not sufficient memory for RDMA queue.
Fix Segmentation fault on the target side.
Issue:
rdma.c:2752:spdk_nvmf_rdma_listen: *NOTICE*: *** NVMe/RDMA Target Listening on 192.168.35.11 port 4420 ***
rdma.c: 789:nvmf_rdma_resources_create: *ERROR*: Unable to allocate sufficient memory for RDMA queue.
rdma.c:3385:spdk_nvmf_rdma_poll_group_create: *ERROR*: Unable to allocate resources for shared receive queue.
Segmentation fault (core dumped)

GDB:
Program terminated with signal 11, Segmentation fault.
736             if (resources->cmds_mr) {
(gdb) bt
736             if (resources->cmds_mr) {
(gdb) bt
0  nvmf_rdma_resources_destroy (resources=0x0) at rdma.c:736
1  0x0000000000497516 in spdk_nvmf_rdma_poll_group_destroy (group=group@entry=0x2fe1300) at rdma.c:3489
2  0x00000000004978bb in spdk_nvmf_rdma_poll_group_create (transport=0x2fe11d0) at rdma.c:3371
3  0x000000000048df70 in spdk_nvmf_transport_poll_group_create (transport=0x2fe11d0) at transport.c:267
4  0x000000000048a450 in spdk_nvmf_poll_group_add_transport (group=0x2f49af0, transport=<optimized out>) at nvmf.c:941
5  0x000000000048a6cb in spdk_nvmf_tgt_create_poll_group (io_device=0x2fce600, ctx_buf=0x2f49af0) at nvmf.c:122
6  0x00000000004a0492 in spdk_get_io_channel (io_device=0x2fce600) at thread.c:1324
7  0x000000000048a0e9 in spdk_nvmf_poll_group_create (tgt=<optimized out>) at nvmf.c:723
8  0x000000000047f230 in nvmf_tgt_create_poll_group (ctx=<optimized out>) at nvmf_tgt.c:356
9  0x000000000049f92b in spdk_on_thread (ctx=0x2f81b20) at thread.c:1065
10 0x000000000049f17d in _spdk_msg_queue_run_batch (max_msgs=<optimized out>, thread=0x1e67e90) at thread.c:554
11 spdk_thread_poll (thread=thread@entry=0x1e67e90, max_msgs=max_msgs@entry=0, now=now@entry=947267017376702) at thread.c:623
12 0x000000000049af86 in _spdk_reactor_run (arg=0x1e678c0) at reactor.c:342
13 0x000000000049b3a9 in spdk_reactors_start () at reactor.c:448
14 0x0000000000499a00 in spdk_app_start (opts=opts@entry=0x7ffc2a5e0ce0, start_fn=start_fn@entry=0x40aa80 <nvmf_tgt_started>,
						arg1=arg1@entry=0x0) at app.c:690
15 0x0000000000408237 in main (argc=5, argv=0x7ffc2a5e0e98) at nvmf_main.c:75

Signed-off-by: yidong0635 <dongx.yi@intel.com>
Change-Id: Id9bf081964d0cf3575757e80fc7582b80776d554
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/1073
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
2020-03-05 13:31:28 +00:00
..
2020-02-19 13:43:15 +00:00
2020-02-19 13:43:15 +00:00