(gdb) bt

#0  0x00007fdc88000478 in ?? ()

#1  0x00007fdd5375f6d8 in svc_release_it (xprt=0x7fdc880430d0, flags=0, tag=0x7fdd5376ea36 <__func__.8221> "svc_ioq_write", line=233) at /home/naresh/clfsrepo3/external/nfs/src/libntirpc/ntirpc/rpc/svc.h:433

#2  0x00007fdd5375fc46 in svc_ioq_write (xprt=0x7fdc880430d0, xioq=0x7fdcf0003160, ifph=0x12c8c10) at /home/naresh/clfsrepo3/external/nfs/src/libntirpc/src/svc_ioq.c:233

#3  0x00007fdd5375fd88 in svc_ioq_write_callback (wpe=0x7fdcf00031c8) at /home/naresh/clfsrepo3/external/nfs/src/libntirpc/src/svc_ioq.c:257

#4  0x00007fdd537605e0 in work_pool_thread (arg=0x7fdc900034d0) at /home/naresh/clfsrepo3/external/nfs/src/libntirpc/src/work_pool.c:181

#5  0x00007fdd5255be25 in start_thread (arg=0x7fdc80e8e700) at pthread_create.c:308

#6  0x00007fdd51e6834d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

(gdb) p *xprt->xp_ops

$3 = {xp_recv = 0x7fdc88000458, xp_stat = 0x7fdc88000458, xp_decode = 0x7fdc880430c0, xp_reply = 0x7fdc880430c0, xp_checksum = 0x7fdc88000478, xp_destroy = 0x7fdc88000478, xp_control = 0x7fdc88000488, xp_free_user_data = 0x7fdc88000488}

(gdb) info symbol 0x7fdc88000478

No symbol matches 0x7fdc88000478.

(gdb) p *xprt

$2 = {xp_ops = 0x7fdc88000468, xp_dispatch = {process_cb = 0x7fdc88000468, rendezvous_cb = 0x7fdc88000468}, xp_parent = 0x7fdc880430c0, xp_tp = 0x7fdc880430c0 "\020", xp_netid = 0x7fdcf4000bc0 "\240\246\227S\335\177", xp_p1 = 0x7fdc88005238, xp_p2 = 0x7fdc88043288,

  xp_p3 = 0x7fdc880051b0, xp_u1 = 0x7fdc880051b0, xp_u2 = 0x7fdc88005238, xp_local = {nb = {maxlen = 2281730480, len = 32732, buf = 0x600000000}, ss = {ss_family = 0, __ss_align = 0,

      __ss_padding = '\000' <repeats 61 times>, "\001\000\000\001\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377", '\000' <repeats 31 times>}}, xp_remote = {nb = {maxlen = 0, len = 0, buf = 0x0}, ss = {ss_family = 12728, __ss_align = 0,

      __ss_padding = "\000\000\000\000\000\000\000\000\377\377\377\377", '\000' <repeats 37 times>, " \000\000\000\000\000\000\000 \020", '\000' <repeats 21 times>, "`\001\000\000\000\000\000\000\204", '\000' <repeats 15 times>, "\270\061\004\210\334\177\000"}},

  xp_lock = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, xp_fd = 0, xp_ifindex = 0, xp_si_type = 0, xp_type = 0, xp_refcnt = 0,

  xp_flags = 64}