[root@ds-r7u1-64bit-nonuefi-nonlvm ~]#  gdb /usr/local/falconstor/disksafe/dsksfsvc -c /var/local/dumps/core.dsksfsvc.952
GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-64.el7
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/local/falconstor/disksafe/dsksfsvc...done.
[New LWP 30396]
[New LWP 30397]
[New LWP 30521]
[New LWP 30522]
[New LWP 30662]
[New LWP 30663]
[New LWP 30887]
[New LWP 30888]
[New LWP 952]
[New LWP 984]
[New LWP 985]
[New LWP 986]
[New LWP 1021]
[New LWP 1022]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `/usr/local/falconstor/disksafe/dsksfsvc'.
Program terminated with signal 6, Aborted.
#0  0x00007fa9816f85d7 in raise () from /lib64/libc.so.6
Missing separate debuginfos, use: debuginfo-install DiskSafe-4.20-2024.x86_64
(gdb) bt
#0  0x00007fa9816f85d7 in raise () from /lib64/libc.so.6
#1  0x00007fa9816f9cc8 in abort () from /lib64/libc.so.6
#2  0x000000000049aac2 in DiskScsiRpcCallEx (dwDiskNo=4196464, nFuncID=2, ppInBuffer=0x7fa93e7e18e0, pdwInBuffLen=0x7fa93e7e18d8, pOutBuffer=0x7fa93e7e17d0,
    dwOutBuffLen=23) at dslib_scsirpc_unix.c:1075
#3  0x0000000000492130 in RpcTakeDiskSnapshotEx (dwDiskNo=4196464, pszComment=0x7fa93e7e1ab0 "2017-01-17*14:17:24", fIsQuiescent=1) at dslib_scsirpc.c:466
#4  0x000000000048fc70 in dsDiskCreateSnapshot (diskno=4196464, lpComment=0x0, status=4, bProtect=0, pSnapshot=0x7fa93e7e3a60, fIsQuiescent=1) at dslib_vsc.c:232
#5  0x0000000000467d1e in dsutlTakeSnapshot (pPolicy=0x7fa969300450, lpComment=0x0, flag=4, bProtective=0, pSnapShotInfo=0x7fa93e7e3a60) at dssvc_util.c:2431
#6  0x000000000043d8e6 in SyncingAndSnapshotProc (pProtection=0x7fa969ce4eb0, postState=0x7fa93e7e3e44) at dsksfmgr.c:1722
#7  0x000000000044256d in ProtectionThreadProc (lpParameter=0x7fa969ce4eb0) at dsksfmgr.c:3408
#8  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#9  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fa9817b91ad in clone () from /lib64/libc.so.6
(gdb) thread apply all bt

Thread 14 (Thread 0x7fa94b7fe700 (LWP 1022)):
#0  0x00007fa98178048d in nanosleep () from /lib64/libc.so.6
#1  0x00007fa981780324 in sleep () from /lib64/libc.so.6
#2  0x000000000040562c in ContinuousDiskListRefresh (DebugMode=0) at dssvc_main.c:392
#3  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#4  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#5  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7fa94bfff700 (LWP 1021)):
#0  0x00007fa9817b08f3 in select () from /lib64/libc.so.6
#1  0x00000000004a7405 in fsn_svc_run () at svc_run.c:75
#2  0x000000000044b965 in ThreadListenLoop (sockListen=3) at dsfxdr_svc.c:866
#3  0x000000000040509e in dssvcRPCListenThreadWork (pParam=0x7fffd78651c0) at dssvc_main.c:256
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7fa97aa91700 (LWP 986)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x000000000040ef61 in AsyncLVMPatchFun (lpParameter=0x0) at dssvc_config.c:3221
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7fa97b292700 (LWP 985)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x000000000040ee1d in VGDetailsRefresh (lpParameter=0x0) at dssvc_config.c:3183
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7fa97ba93700 (LWP 984)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x000000000040ed41 in DiskPnPRescan (lpParameter=0x0) at dssvc_config.c:3119
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7fa98340d7c0 (LWP 952)):
#0  0x00007fa982ffcab2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#1  0x00007fa9822f5fe0 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000405b02 in ServiceStart (DebugMode=0) at dssvc_main.c:662
#4  0x0000000000404af0 in main (argc=1, argv=0x7fffd7865308) at dssvc_unix.c:160

Thread 8 (Thread 0x7fa96cad6700 (LWP 30888)):
#0  0x00007fa982ffcab2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f5fe0 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442f44 in ProtectionStatThreadProc (lpParameter=0x7fa969a78e40) at dsksfmgr.c:3669
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fa96d2d7700 (LWP 30887)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442a59 in ProtectionThreadProc (lpParameter=0x7fa969a78e40) at dsksfmgr.c:3320
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fa96dad8700 (LWP 30663)):
#0  0x00007fa982ffcab2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f5fe0 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442f44 in ProtectionStatThreadProc (lpParameter=0x7fa96992a920) at dsksfmgr.c:3669
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fa979a8c700 (LWP 30662)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442a59 in ProtectionThreadProc (lpParameter=0x7fa96992a920) at dsksfmgr.c:3320
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fa93efe5700 (LWP 30522)):
#0  0x00007fa982ffcab2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f5fe0 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442f44 in ProtectionStatThreadProc (lpParameter=0x7fa969cef2d0) at dsksfmgr.c:3669
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
---Type <return> to continue, or q <return> to quit---
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fa93f7e6700 (LWP 30521)):
#0  0x00007fa982ffc705 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f6039 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442a59 in ProtectionThreadProc (lpParameter=0x7fa969cef2d0) at dsksfmgr.c:3320
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fa93c7e0700 (LWP 30397)):
#0  0x00007fa982ffcab2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa9822f5fe0 in wait_for_one_event () from /lib64/al.so
#2  0x00007fa9822f60fc in AL_wait_for_event () from /lib64/al.so
#3  0x0000000000442f44 in ProtectionStatThreadProc (lpParameter=0x7fa969ce4eb0) at dsksfmgr.c:3669
#4  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#5  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fa9817b91ad in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fa93e7e4700 (LWP 30396)):
#0  0x00007fa9816f85d7 in raise () from /lib64/libc.so.6
#1  0x00007fa9816f9cc8 in abort () from /lib64/libc.so.6
#2  0x000000000049aac2 in DiskScsiRpcCallEx (dwDiskNo=4196464, nFuncID=2, ppInBuffer=0x7fa93e7e18e0, pdwInBuffLen=0x7fa93e7e18d8, pOutBuffer=0x7fa93e7e17d0,
    dwOutBuffLen=23) at dslib_scsirpc_unix.c:1075
#3  0x0000000000492130 in RpcTakeDiskSnapshotEx (dwDiskNo=4196464, pszComment=0x7fa93e7e1ab0 "2017-01-17*14:17:24", fIsQuiescent=1) at dslib_scsirpc.c:466
#4  0x000000000048fc70 in dsDiskCreateSnapshot (diskno=4196464, lpComment=0x0, status=4, bProtect=0, pSnapshot=0x7fa93e7e3a60, fIsQuiescent=1) at dslib_vsc.c:232
#5  0x0000000000467d1e in dsutlTakeSnapshot (pPolicy=0x7fa969300450, lpComment=0x0, flag=4, bProtective=0, pSnapShotInfo=0x7fa93e7e3a60) at dssvc_util.c:2431
#6  0x000000000043d8e6 in SyncingAndSnapshotProc (pProtection=0x7fa969ce4eb0, postState=0x7fa93e7e3e44) at dsksfmgr.c:1722
#7  0x000000000044256d in ProtectionThreadProc (lpParameter=0x7fa969ce4eb0) at dsksfmgr.c:3408
#8  0x00007fa9822df34a in normal_thread_proc () from /lib64/al.so
#9  0x00007fa982ff8df5 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fa9817b91ad in clone () from /lib64/libc.so.6
(gdb)