Never really used gdb, but now is as good a time as any to learn. Here's what I got.
Breakpoint 2, WinAssert (text=0x9f3018 "sub_model_num >= 0 && sub_model_num < pm->n_models", filename=0x9f10ee "model/modelread.cpp",
line=4676,
format=0x9f2fa0 "Sub model number (%d) which should be updated is out of range! Must be between 0 and %d. This happend on model %s.")
at windows_stub/stubs.cpp:128
128 vsnprintf(buffer_tmp, sizeof(buffer_tmp) - 1, format, args);
(gdb) backtrace
#0 WinAssert (text=0x9f3018 "sub_model_num >= 0 && sub_model_num < pm->n_models", filename=0x9f10ee "model/modelread.cpp", line=4676,
format=0x9f2fa0 "Sub model number (%d) which should be updated is out of range! Must be between 0 and %d. This happend on model %s.")
at windows_stub/stubs.cpp:128
#1 0x00000000006d395f in model_update_instance (model_instance_num=28, sub_model_num=1920103796, sii=0x172e44f0) at model/modelread.cpp:4674
#2 0x000000000086a02c in ship_model_update_instance (objp=0x12cffc0 <Objects+181056>) at ship/ship.cpp:13064
#3 0x000000000078b769 in obj_move_all_post (objp=0x12cffc0 <Objects+181056>, frametime=0.0159912109) at object/object.cpp:1222
#4 0x000000000078c2ec in obj_move_all (frametime=0.0159912109) at object/object.cpp:1439
#5 0x0000000000415ff0 in game_simulation_frame () at freespace2/freespace.cpp:4118
#6 0x0000000000416bab in game_frame (paused=false) at freespace2/freespace.cpp:4511
#7 0x0000000000417828 in game_do_frame () at freespace2/freespace.cpp:4927
#8 0x0000000000419af9 in game_do_state (state=2) at freespace2/freespace.cpp:6614
#9 0x00000000004d9e48 in gameseq_process_events () at gamesequence/gamesequence.cpp:409
#10 0x000000000041a8ca in game_main (cmdline=0x1de09c0 "") at freespace2/freespace.cpp:7181
#11 0x000000000041aa90 in main (argc=1, argv=0x7fffffffe7a8) at freespace2/freespace.cpp:7316
(gdb) continue
Continuing.
ASSERTION FAILED: "sub_model_num >= 0 && sub_model_num < pm->n_models" at model/modelread.cpp:4676 Sub model number (1920103796) which should be updated is out of range! Must be between 0 and 34. This happend on model Torrent.pof.
[Thread 0x7fffeede3700 (LWP 20706) exited]
Program received signal SIGABRT, Aborted.
0x00007ffff51605f8 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
55 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
