SIGFPE when in combat with Remnant jedis

[Civil]

0x00007ffff6abe528 in raise () from /lib64/libc.so.6  
(gdb) bt                                                                                                                                                                                                                                                
#0  0x00007ffff6abe528 in raise () from /lib64/libc.so.6
#1  0x00007ffff6abf97a in abort () from /lib64/libc.so.6
#2  0x00007ffff6ab7417 in __assert_fail_base () from /lib64/libc.so.6
#3  0x00007ffff6ab74c2 in __assert_fail () from /lib64/libc.so.6
#4  0x00007fffd75b2357 in Q_irand (min=0, max=-1) at /home/civil/src/OpenJK/codeJK2/game/../game/../../code/ui/../qcommon/q_shared.h:802
#5  0x00007fffd76cfa5d in WP_SaberDamageTrace (ent=0x7fffd7c9c960 <g_entities>) at /home/civil/src/OpenJK/codeJK2/game/wp_saber.cpp:3136
#6  0x00007fffd764695c in ClientEvents (ent=0x7fffd7c9c960 <g_entities>, oldEventSequence=361) at /home/civil/src/OpenJK/codeJK2/game/g_active.cpp:1313
#7  0x00007fffd764b32b in ClientThink_real (ent=0x7fffd7c9c960 <g_entities>, ucmd=0x7fffffff797c) at /home/civil/src/OpenJK/codeJK2/game/g_active.cpp:2835
#8  0x00007fffd764bb36 in ClientThink (clientNum=0, ucmd=0x7fffffff797c) at /home/civil/src/OpenJK/codeJK2/game/g_active.cpp:3030
#9  0x0000000000471682 in SV_ClientThink (cl=0x2294120, cmd=0x7fffffff797c) at /home/civil/src/OpenJK/code/server/sv_client.cpp:399
#10 0x0000000000471b4b in SV_UserMove (cl=0x2294120, msg=0x7fffffff7e20) at /home/civil/src/OpenJK/code/server/sv_client.cpp:520
#11 0x0000000000471c02 in SV_ExecuteClientMessage (cl=0x2294120, msg=0x7fffffff7e20) at /home/civil/src/OpenJK/code/server/sv_client.cpp:565
#12 0x000000000047545e in SV_PacketEvent (from=..., msg=0x7fffffff7e20) at /home/civil/src/OpenJK/code/server/sv_main.cpp:348
#13 0x000000000044a6a1 in Com_RunAndTimeServerPacket (evFrom=0x7fffffff7e40, buf=0x7fffffff7e20) at /home/civil/src/OpenJK/code/qcommon/common.cpp:815
#14 0x000000000044a816 in Com_EventLoop () at /home/civil/src/OpenJK/code/qcommon/common.cpp:854
#15 0x000000000044b3af in Com_Frame () at /home/civil/src/OpenJK/code/qcommon/common.cpp:1369
#16 0x00000000004c0a34 in main (argc=1, argv=0x7fffffffd828) at /home/civil/src/OpenJK/shared/sys/sys_main.cpp:789

(gdb) frame 5
#5  0x00007fffd76cfa5d in WP_SaberDamageTrace (ent=0x7fffd7c9c960 <g_entities>) at /home/civil/src/OpenJK/codeJK2/game/wp_saber.cpp:3136

3136                                                            || (!deflected && Q_irand( 0, PM_PowerLevelForSaberAnim( &ent->client->ps ) - hitOwner->client->ps.forcePowerLevel[FP_SABER_DEFENSE]/_PM_PowerLevelForSaberAnim( &hitOwner->client->ps )_/ ) > 0 ) )
(gdb) info locals
activeDefense = 1
entAttacking = 1
hitOwnerAttacking = 0
entDefending = 0
hitOwnerDefending = 1
inFlightSaberBlocked = 0
hitEnt = 0x7fffd7ca9fc0 <g_entities+54880>
hitOwner = 0x7fffd7ca8740 <g_entities+48608>
collisionResolved = 0
deflected = 0
hitOwnerPowerLevel = 1
mp1 = {267.287109, -11333.0918, -553.899536}
mp2 = {270.831818, -11335.5312, -545.549927}
md1 = {0.944357097, -0.328834951, -0.00756168179}
md2 = {0.900155842, -0.353909731, -0.253904223}
baseOld = {267.287109, -11333.0918, -553.899536}
baseNew = {268.882996, -11334.1904, -550.140381}
baseDiff = {3.54470825, -2.43945312, 8.34960938}
endOld = {305.061401, -11346.2451, -554.202026}
endNew = {306.488312, -11347.624, -552.461609}
bladePointOld = {297.506531, -11343.6143, -554.141479}
bladePointNew = {298.967224, -11344.9375, -551.997375}
tipDmgMod = 0.5
baseDamage = 2.5
baseDFlags = 0
hit_wall = 0
brokenParry = 0
saberContents = 0
entPowerLevel = 0