#0  0x00007fa764dffbb9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
  [Error: ../nptl/sysdeps/unix/sysv/linux/raise.c was not found in source tree]
#1  0x00007fa764e02fc8 in __GI_abort () at abort.c:89
  [Error: abort.c was not found in source tree]
#2  0x00007fa764e3ce14 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7fa764f4b5a8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
  [Error: ../sysdeps/posix/libc_fatal.c was not found in source tree]
#3  0x00007fa764e47b77 in malloc_printerr (action=<optimized out>, str=0x7fa764f4b970 "malloc(): smallbin double linked list corrupted", ptr=<optimized out>) at malloc.c:4996
  [Error: malloc.c was not found in source tree]
#4  0x00007fa764e4a884 in _int_malloc (av=0x7fa765188760 <main_arena>, bytes=72) at malloc.c:3359
  [Error: malloc.c was not found in source tree]
#5  0x00007fa764e4c230 in __GI___libc_malloc (bytes=72) at malloc.c:2891
  [Error: malloc.c was not found in source tree]
#6  0x00007fa766254dc2 in gc_malloc (size=size@entry=64, clear=clear@entry=false, a=a@entry=0x7fffc95a36c0) at buffer.c:336
  331:   ASSERT (NULL != a);
  332: 
  333: #ifdef DMALLOC
  334:   e = (struct gc_entry *) openvpn_dmalloc (file, line, size + sizeof (struct gc_entry));
  335: #else
  336:   e = (struct gc_entry *) malloc (size + sizeof (struct gc_entry));
  337: #endif
  338:   check_malloc_return (e);
  339:   ret = (char *) e + sizeof (struct gc_entry);
  340:   e->next = a->list;
  341:   a->list = e;
#7  0x00007fa766254e54 in alloc_buf_gc (size=size@entry=64, gc=gc@entry=0x7fffc95a36c0) at buffer.c:97
   92:   buf.offset = 0;
   93:   buf.len = 0;
   94: #ifdef DMALLOC
   95:   buf.data = (uint8_t *) gc_malloc_debug (size, false, gc, file, line);
   96: #else
   97:   buf.data = (uint8_t *) gc_malloc (size, false, gc);
   98: #endif
   99:   if (size)
  100:     *buf.data = 0;
  101:   return buf;
  102: }
#8  0x00007fa7662a5aaf in print_in_addr_t (addr=addr@entry=168305897, flags=flags@entry=1, gc=gc@entry=0x7fffc95a36c0) at socket.c:2301
  2296:  */
  2297: const char *
  2298: print_in_addr_t (in_addr_t addr, unsigned int flags, struct gc_arena *gc)
  2299: {
  2300:   struct in_addr ia;
  2301:   struct buffer out = alloc_buf_gc (64, gc);
  2302: 
  2303:   if (addr || !(flags & IA_EMPTY_IF_UNDEF))
  2304:     {
  2305:       CLEAR (ia);
  2306:       ia.s_addr = (flags & IA_NET_ORDER) ? addr : htonl (addr);
#9  0x00007fa766263f57 in do_close_tun (c=c@entry=0x7fffc95a38d0, force=force@entry=false) at init.c:1546
  1541: #endif
  1542: 
  1543: 	  /* delete any routes we added */
  1544: 	  if (c->c1.route_list || c->c1.route_ipv6_list )
  1545:             {
  1546:               run_up_down (c->options.route_predown_script,
  1547:                            c->plugins,
  1548:                            OPENVPN_PLUGIN_ROUTE_PREDOWN,
  1549:                            tuntap_actual,
  1550:                            NULL,
  1551:                            TUN_MTU_SIZE (&c->c2.frame),
#10 0x00007fa7662674f3 in close_instance (c=c@entry=0x7fffc95a38d0) at init.c:3512
  3507: 
  3508: 	/* close TCP/UDP connection */
  3509: 	do_close_link_socket (c);
  3510: 
  3511: 	/* close TUN/TAP device */
  3512: 	do_close_tun (c, false);
  3513: 
  3514: #ifdef MANAGEMENT_DEF_AUTH
  3515: 	if (management)
  3516: 	  management_notify_client_close (management, &c->c2.mda_context, NULL);
  3517: #endif
#11 0x00007fa7662679a8 in close_context (c=c@entry=0x7fffc95a38d0, sig=sig@entry=-1, flags=flags@entry=4) at init.c:3687
  3682: 	  || (c->sig->hard && (flags & CC_HARD_USR1_TO_HUP)))
  3683: 	c->sig->signal_received = SIGHUP;
  3684:     }
  3685: 
  3686:   if (!(flags & CC_NO_CLOSE))
  3687:     close_instance (c);
  3688: 
  3689:   if (flags & CC_GC_FREE)
  3690:     context_gc_free (c);
  3691: }
  3692: 
#12 0x00007fa76626863a in init_instance (c=c@entry=0x7fffc95a38d0, env=env@entry=0x7fa766de6a38, flags=flags@entry=4) at init.c:3473
  3468:   return;
  3469: 
  3470:  sig:
  3471:   if (!c->sig->signal_text)
  3472:     c->sig->signal_text = "init_instance";
  3473:   close_context (c, -1, flags);
  3474:   return;
  3475: }
  3476: 
  3477: /*
  3478:  * Close a tunnel instance.
#13 0x00007fa766269250 in init_instance_handle_signals (c=0x7fffc95a38d0, env=0x7fa766de6a38, flags=4) at init.c:3233
  3228:  */
  3229: void
  3230: init_instance_handle_signals (struct context *c, const struct env_set *env, const unsigned int flags)
  3231: {
  3232:   pre_init_signal_catch ();
  3233:   init_instance (c, env, flags);
  3234:   post_init_signal_catch ();
  3235: 
  3236:   /*
  3237:    * This is done so that signals thrown during
  3238:    * initialization can bring us back to
#14 0x00007fa766281638 in tunnel_point_to_point (c=0x7fffc95a38d0) at openvpn.c:70
  65: 
  66:   /* set point-to-point mode */
  67:   c->mode = CM_P2P;
  68: 
  69:   /* initialize tunnel instance */
  70:   init_instance_handle_signals (c, c->es, CC_HARD_USR1_TO_HUP);
  71:   if (IS_SIG (c))
  72:     return;
  73: 
  74:   /* main event loop */
  75:   while (true)
#15 openvpn_main (argc=36, argv=0x7fffc95a4768) at openvpn.c:249
  244: 	    {
  245: 	      /* run tunnel depending on mode */
  246: 	      switch (c.options.mode)
  247: 		{
  248: 		case MODE_POINT_TO_POINT:
  249: 		  tunnel_point_to_point (&c);
  250: 		  break;
  251: #if P2MP_SERVER
  252: 		case MODE_SERVER:
  253: 		  tunnel_server (&c);
  254: 		  break;
#16 0x00007fa764deaec5 in __libc_start_main (main=0x7fa7662541e0 <main>, argc=36, argv=0x7fffc95a4768, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffc95a4758) at libc-start.c:287
  [Error: libc-start.c was not found in source tree]
#17 0x00007fa76625420e in _start ()