I was running sanity tests for top/profile when glusterd crashed. Following is the backtrace.

Loaded symbols for /lib/libgcc_s.so.1
Core was generated by `glusterd'.
Program terminated with signal 6, Aborted.
#0  0x00007ff602d5fba5 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
64      ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
        in ../nptl/sysdeps/unix/sysv/linux/raise.c
(gdb) bt
#0  0x00007ff602d5fba5 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x00007ff602d636b0 in abort () at abort.c:92
#2  0x00007ff602d58a71 in __assert_fail (assertion=0x7ff600cd6bed "0", file=<value optimized out>, line=2460, function=0x7ff600cd8190 "glusterd_pending_node_get_rpc") at assert.c:81
#3  0x00007ff600c8da3c in glusterd_pending_node_get_rpc (pending_node=0x1c4ce90) at glusterd-utils.c:2460
#4  0x00007ff600c9a636 in glusterd3_1_brick_op (frame=0x0, this=0x161b520, data=0x1665920) at glusterd-rpc-ops.c:2160
#5  0x00007ff600c83bbd in glusterd_op_ac_send_brick_op (event=0x1bf4d10, ctx=0x0) at glusterd-op-sm.c:2863
#6  0x00007ff600c84434 in glusterd_op_sm () at glusterd-op-sm.c:3367
#7  0x00007ff600c758b6 in glusterd_handle_cli_profile_volume (req=0x7ff603ced04c) at glusterd-handler.c:1744
#8  0x00007ff6036f2170 in rpcsvc_handle_rpc_call (svc=0x161f7f0, trans=0x1b86890, msg=0x1c74100) at rpcsvc.c:507
#9  0x00007ff6036f2513 in rpcsvc_notify (trans=0x1b86890, mydata=0x161f7f0, event=RPC_TRANSPORT_MSG_RECEIVED, data=0x1c74100) at rpcsvc.c:603
#10 0x00007ff6036f7fa9 in rpc_transport_notify (this=0x1b86890, event=RPC_TRANSPORT_MSG_RECEIVED, data=0x1c74100) at rpc-transport.c:498
#11 0x00007ff60024f3cc in socket_event_poll_in (this=0x1b86890) at socket.c:1675
#12 0x00007ff60024f950 in socket_event_handler (fd=13, idx=6, data=0x1b86890, poll_in=1, poll_out=0, poll_err=0) at socket.c:1790
#13 0x00007ff603950b4e in event_dispatch_epoll_handler (event_pool=0x1616150, events=0x1622a80, i=0) at event.c:794
#14 0x00007ff603950d71 in event_dispatch_epoll (event_pool=0x1616150) at event.c:856
#15 0x00007ff6039510fc in event_dispatch (event_pool=0x1616150) at event.c:956
#16 0x0000000000407d2c in main (argc=1, argv=0x7fff019874a8) at glusterfsd.c:1592
(gdb) f 0
#0  0x00007ff602d5fba5 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
64      in ../nptl/sysdeps/unix/sysv/linux/raise.c
(gdb) f 2
#2  0x00007ff602d58a71 in __assert_fail (assertion=0x7ff600cd6bed "0", file=<value optimized out>, line=2460, function=0x7ff600cd8190 "glusterd_pending_node_get_rpc") at assert.c:81
81      assert.c: No such file or directory.
        in assert.c


I have archived core file and I have attached the log file.