4:57 a.m.
Hi,
When using V2.8-dev.28 saw the following crash. Had set NOFILE to 1024 for
testing and clients (mounted export with NFSv3) were acquiring many locks.
(gdb) bt
#0 0x00007f26b719a5d7 in raise () from /lib64/libc.so.6
#1 0x00007f26b719bcc8 in abort () from /lib64/libc.so.6
#2 0x00007f26b7193546 in __assert_fail_base () from /lib64/libc.so.6
#3 0x00007f26b71935f2 in __assert_fail () from /lib64/libc.so.6
#4 0x00007f26b9592782 in getclnthandle (host=0x7f26b99b8e34 "localhost",
nconf=0x7f267c002960, targaddr=0x7f26ae4c7b10)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/rpcb_clnt.c:350
#5 0x00007f26b9593166 in __rpcb_findaddr_timed (program=100024, version=1,
nconf=0x7f267c002960, host=0x7f26b99b8e34 "localhost", clpp=0x7f26ae4c7bb0,
tp=0x0)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/rpcb_clnt.c:683
#6 0x00007f26b95843ca in clnt_tp_ncreate_timed (hostname=0x7f26b99b8e34
"localhost", prog=100024, vers=1, nconf=0x7f267c002960, tp=0x0)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/clnt_generic.c:265
#7 0x00007f26b9584271 in clnt_ncreate_timed (hostname=0x7f26b99b8e34
"localhost", prog=100024, vers=1, netclass=0x7f26b99b8e30 "tcp",
tp=0x0)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/clnt_generic.c:196
#8 0x00007f26b995b4bb in clnt_ncreate (hostname=0x7f26b99b8e34
"localhost", prog=100024, vers=1, nettype=0x7f26b99b8e30 "tcp")
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/ntirpc/rpc/clnt.h:396
#9 0x00007f26b995b6ef in nsm_connect ()
at /usr/src/debug/nfs-ganesha-2.8-dev.28/Protocols/NLM/nsm.c:58
#10 0x00007f26b995bd4a in nsm_monitor (host=0x7f267c002250)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/Protocols/NLM/nsm.c:118
#11 0x00007f26b989dc1d in get_nsm_client (care=CARE_MONITOR,
xprt=0x7f269c000b60, caller_name=0x7f267c001480 "ss_bignode_cl1")
at /usr/src/debug/nfs-ganesha-2.8-dev.28/SAL/nlm_owner.c:1014
#12 0x00007f26b995a594 in nlm_process_parameters (req=0x7f267c000a00,
exclusive=true, alock=0x7f267c0011f0, plock=0x7f26ae4c8970,
ppobj=0x7f26ae4c91b8, care=CARE_MONITOR,
ppnsm_client=0x7f26ae4c89a8, ppnlm_client=0x7f26ae4c89a0,
ppowner=0x7f26ae4c8998, block_data=0x7f26ae4c8968, nsm_state=11,
state=0x7f26ae4c8990)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/Protocols/NLM/nlm_util.c:291
#13 0x00007f26b9955888 in nlm4_Lock (args=0x7f267c0011d8,
req=0x7f267c000a00, res=0x7f267c001260)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/Protocols/NLM/nlm_Lock.c:105
#14 0x00007f26b980ee63 in nfs_rpc_process_request (reqdata=0x7f267c000a00)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/MainNFSD/nfs_worker_thread.c:1484
#15 0x00007f26b980f2e5 in nfs_rpc_valid_NLM (req=0x7f267c000a00)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/MainNFSD/nfs_worker_thread.c:1633
#16 0x00007f26b95a12fb in svc_vc_decode (req=0x7f267c000a00)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/svc_vc.c:827
#17 0x00007f26b959d797 in svc_request (xprt=0x7f269c000b60,
xdrs=0x7f267c001600)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/svc_rqst.c:793
#18 0x00007f26b95a120c in svc_vc_recv (xprt=0x7f269c000b60)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/svc_vc.c:800
#19 0x00007f26b959d718 in svc_rqst_xprt_task (wpe=0x7f269c000d80)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/svc_rqst.c:774
#20 0x00007f26b959e020 in svc_rqst_epoll_loop (wpe=0x9c84c0)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/svc_rqst.c:1089
#21 0x00007f26b95a6aaf in work_pool_thread (arg=0x7f26a4000ef0)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/work_pool.c:184
#22 0x00007f26b7b56df5 in start_thread () from /lib64/libpthread.so.0
#23 0x00007f26b725b1ad in clone () from /lib64/libc.so.6
(gdb) f 4
#4 0x00007f26b9592782 in getclnthandle (host=0x7f26b99b8e34 "localhost",
nconf=0x7f267c002960, targaddr=0x7f26ae4c7b10)
at /usr/src/debug/nfs-ganesha-2.8-dev.28/libntirpc/src/rpcb_clnt.c:350
350 assert(client == NULL);
(gdb) p/x client
$1 = 0x7f267c00bc60
Have posted a patch with possible fix for this crash at the following link.
If this fix does not look appropriate then please suggest another fix for
this issue. Thank you.
https://github.com/nfs-ganesha/ntirpc/pull/172
Thanks,
Madhu Thorat.