# examining core.3767 in /games/1776018/. ...
# using $FREECIV_PATH :/home/freeciv/.freeciv/code/installed/web/stable/freeciv-1.14.2+mintimeout-1.14.2+newdead2/share/freeciv
# running: (echo bt full; echo quit; exec yes '') | gdb  /home/freeciv/.freeciv/code/installed/web/stable/freeciv-1.14.2+mintimeout-1.14.2+newdead2/share/freeciv/../../bin/civserver core.3767
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This GDB was configured as "i386-redhat-linux"...
Core was generated by `/home/freeciv/.freeciv/code/installed/web/stable/freeciv-1.14.2+mintimeout-1.14'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /lib/libm.so.6...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /usr/lib/libz.so.1...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
Reading symbols from /lib/libnss_nisplus.so.2...done.
Loaded symbols for /lib/libnss_nisplus.so.2
Reading symbols from /lib/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/libnss_dns.so.2...done.
Loaded symbols for /lib/libnss_dns.so.2
Reading symbols from /lib/libresolv.so.2...done.
Loaded symbols for /lib/libresolv.so.2
Reading symbols from /usr/lib/gconv/ISO8859-1.so...done.
Loaded symbols for /usr/lib/gconv/ISO8859-1.so
#0  update_dumb_city (pplayer=0x0, pcity=0x0) at citytools.c:1667
1667	  struct player_tile *plrtile = map_get_player_tile(pcity->x, pcity->y,
(gdb) #0  update_dumb_city (pplayer=0x0, pcity=0x0) at citytools.c:1667
	pcity = (struct city *) 0x0
	plrtile = (struct player_tile *) 0x0
#1  0x08060924 in send_city_info_at_tile (pviewer=0x0, dest=0x80ff518, 
    pcity=0x0, x=0, y=0) at citytools.c:1551
	pviewer = (struct player *) 0x0
	pcity = (struct city *) 0x0
	powner = (struct player *) 0x0
	packet = {id = 1074911123, owner = -1073748352, x = -1073748072, 
  y = 134799115, 
  name = "èô\017\b\200æÿ¿\230çÿ¿çÞ\b\bxæÿ¿", '\0' <repeats 11 times>, 
  size = 0, ppl_happy = {0, 0, 0, 0, 0}, ppl_content = {0, 0, 0, 0, 0}, 
  ppl_unhappy = {0, 0, 0, 0, 0}, ppl_angry = {0, 0, 0, 0, 0}, ppl_elvis = 0, 
  ppl_scientist = 0, ppl_taxman = 0, food_prod = 0, food_surplus = 0, 
  shield_prod = 0, shield_surplus = 0, trade_prod = 0, tile_trade = 0, 
  corruption = 0, trade = {0, 8192, 0, 0}, trade_value = {0, 0, 0, 0}, 
  luxury_total = 0, tax_total = 0, science_total = 0, food_stock = 0, 
  shield_stock = 0, pollution = 0, is_building_unit = 0, 
  currently_building = 0, turn_last_built = 0, turn_changed_target = 0, 
  changed_from_id = 0, changed_from_is_unit = 0, before_change_shields = 0, 
  disbanded_shields = 0, caravan_shields = 0, worklist = {is_valid = 0, 
    name = '\0' <repeats 31 times>, wlefs = {WEF_END, WEF_END, WEF_END, 
      WEF_END, 135263464, 7, 6440, 3221219256, 134799272, 135263464, 
      137851632, WEF_END, 13, 13, 135263464, 3221219608}, wlids = {134759818, 
      0, 0, 0, 0, 0, 0, 0, -1073747968, 0, -1073747984, 0, 0, 4, 0, 0}}, 
  improvements = "\214{)E", '\0' <repeats 196 times>, 
  city_map = '\0' <repeats 15 times>, "\030éÿ¿øèÿ¿¹\024\t", 
  did_buy = 135263512, did_sell = 0, was_happy = 0, airlift = 0, 
  diplomat_investigate = 0, city_options = -1073747688, 
  turn_founded = -1073747672}
	sc_pack = {id = 137851648, owner = 24, x = 1075240864, y = 1075249932, 
  name = "èr7\b ß\026@8æÿ¿H%\f@°\201<\b\200æÿ¿a81-èô\017\b", size = 0, 
  happy = -1, capital = -1073748392, walls = 134759589, tile_trade = 137851632}
#2  0x0806077f in send_all_known_cities (dest=0x80ff518) at citytools.c:1465
	x = 0
	y = 0
	pplayer = (struct player *) 0x0
	myiter = {list = 0x80ff518, link = 0x80ff51c}
	pconn = (struct connection *) 0x80ff4e8
#3  0x0804c932 in send_all_info (dest=0x80ff518) at srv_main.c:295
	dest = (struct conn_list *) 0x80ff518
	myiter = {list = 0x80ff518, link = 0x80ff51c}
	pconn = (struct connection *) 0x82d9338
#4  0x0804e3c9 in handle_request_join_game (pconn=0x80ff4e8, req=0x83b6428)
    at srv_main.c:1432
	pplayer = (struct player *) 0x8131788
	msg = "\001\0\0\0Ú\201<\b\210êÿ¿®c\032@\001\0\0\0lö\032@\210êÿ¿fX\023@\016\0\0\0\0\0\0\0\230êÿ¿þW\023@@J\027@°\201<\b\003\0\0\0lö\032@\200J\027@\0\0\0\0\230êÿ¿»\224\032@@J\027@\0\0\0\0\0êÿ¿\236\221\032@w\bþ?\f\0\0\0Ü\001\0\0\200J\027@èêÿ¿\004ðÿ¿\0\0\0\0\226%\f@@ã\026@TJ\027@\002\0\0\0Ð\0\0\0°\201=\bXÎ\001\0 ß\026@\f\003\027@¨\201<\b ß\026@¨êÿ¿H%\f@,\0\0\0°\201<\bØêÿ¿\226%\f@Ð\0\0\0°\201<\b"...
	orig_name = "xulochavez\0E¤ë\006\0\002\0\05Ï\2361\202\0\0\0\0\0\0\0"
	allow = 0x80ff518 "\001"
#5  0x0804d301 in handle_packet_input (pconn=0x80ff4e8, packet=0x83b6428, 
    type=0) at srv_main.c:696
	result = 138109992
	pconn = (struct connection *) 0x82d9338
	packet = (void *) 0x83b6428
	type = 0
	pplayer = (struct player *) 0x83b6428
#6  0x08084d9c in sniff_packets () at sernet.c:573
	command_ok = 138109992
	packet = (void *) 0x83b6428
	type = PACKET_REQUEST_JOIN_GAME
	result = 1
	i = 24
	max_desc = 6440
	readfs = {__fds_bits = {8192, 0 <repeats 31 times>}}
	writefs = {__fds_bits = {0 <repeats 32 times>}}
	exceptfs = {__fds_bits = {0 <repeats 32 times>}}
	tv = {tv_sec = 1, tv_usec = 0}
	year = -225
#7  0x0804ebb9 in main_loop () at srv_main.c:1798
[... 14 lines skipped ...]
	eot_timer = (struct timer *) 0x81c9d80
	save_counter = 1
#8  0x0804f1e0 in srv_main () at srv_main.c:2090
	i = 137204536
#9  0x08049b31 in main (argc=8, argv=0xbffff4e4) at civserver.c:153
	argc = 8
	argv = (char **) 0xbffff4e4
	inx = 8
	showhelp = 0
	showvers = 0
	option = 0x0
#10 0x400651c4 in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
(gdb)