PSP UNO Crash (unfortunately I failed to find exploit)

Exception - Bus error (data)
Thread ID - 0x0469D12D
Th Name   - MAIN_THREAD
Module ID - 0x046ADC75
Mod Name  - UNO
EPC       - 0x08806A40
Cause     - 0x1000001C
BadVAddr  - 0x63636663
Status    - 0x20088613
zr:0x00000000 at:0xDEADBEEF v0:0xFFFFFFFF v1:0x00000000
a0:0x64646464 a1:0x09FBF9C0 a2:0x00000032 a3:0x00000039
t0:0x00000220 t1:0xFFFFFFFF t2:0x00000000 t3:0x00000000
t4:0x4892BE70 t5:0x00FFFFFF t6:0x08AC0000 t7:0x56000000
s0:0x00000220 s1:0x64646464 s2:0x00000032 s3:0x09FBF9C0
s4:0x00000039 s5:0x64646464 s6:0x09FBF9C0 s7:0x08920000
t8:0x4892BE68 t9:0xDEADBEEF k0:0x09FBFB00 k1:0x00000000
gp:0x08920E30 sp:0x09FBF970 fp:0x00000004 ra:0x088098F0
0x08806A40: 0x8E220300 '..".' - lw         $v0, 768($s1)
disasm 0x088098c0 50
0x088098C0: 0x02603021 '!0`.' - move       $a2, $s3
0x088098C4: 0x3403FFFF '...4' - li         $v1, 0xFFFF
0x088098C8: 0x00431821 '!.C.' - addu       $v1, $v0, $v1
0x088098CC: 0x28440000 '..D(' - slti       $a0, $v0, 0
0x088098D0: 0x0064100B '..d.' - movn       $v0, $v1, $a0
0x088098D4: 0x00021403 '....' - sra        $v0, $v0, 16
0x088098D8: 0x0A2025F4 '.% .' - j          0x088097D0
0x088098DC: 0x02429023 '#.B.' - subu       $s2, $s2, $v0
0x088098E0: 0x02A02021 '! ..' - move       $a0, $s5
0x088098E4: 0x02C02821 '!(..' - move       $a1, $s6
0x088098E8: 0x0E201A83 '.. .' - jal        0x08806A0C
0x088098EC: 0x02603021 '!0`.' - move       $a2, $s3
0x088098F0: 0x00021043 'C...' - sra        $v0, $v0, 1
0x088098F4: 0x3403FFFF '...4' - li         $v1, 0xFFFF
0x088098F8: 0x00431821 '!.C.' - addu       $v1, $v0, $v1
0x088098FC: 0x28440000 '..D(' - slti       $a0, $v0, 0
0x08809900: 0x0064100B '..d.' - movn       $v0, $v1, $a0
0x08809904: 0x00021403 '....' - sra        $v0, $v0, 16
0x08809908: 0x0A2025F1 '.% .' - j          0x088097C4
0x0880990C: 0x02229023 '#.".' - subu       $s2, $s1, $v0
0x08809910: 0x0A2025FD '.% .' - j          0x088097F4
0x08809914: 0x26870003 '...&' - addiu      $a3, $s4, 3
0x08809918: 0x0A2025FD '.% .' - j          0x088097F4
0x0880991C: 0x26870002 '...&' - addiu      $a3, $s4, 2
0x08809920: 0x0A2025FD '.% .' - j          0x088097F4
0x08809924: 0x26870001 '...&' - addiu      $a3, $s4, 1
0x08809928: 0x0E23027B '{.#.' - jal        0x088C09EC
0x0880992C: 0x00A02021 '! ..' - move       $a0, $a1
0x08809930: 0x0A2025EE '.% .' - j          0x088097B8
0x08809934: 0x00409821 '!.@.' - move       $s3, $v0
0x08809938: 0x27BDFF30 '0..'' - addiu      $sp, $sp, -208
0x0880993C: 0xAFB700BC '....' - sw         $s7, 188($sp)
0x08809940: 0x00A0B821 '!...' - move       $s7, $a1
0x08809944: 0x01202821 '!( .' - move       $a1, $t1
0x08809948: 0xAFBF00C4 '....' - sw         $ra, 196($sp)
0x0880994C: 0xAFA60090 '....' - sw         $a2, 144($sp)
0x08809950: 0xAFBE00C0 '....' - sw         $fp, 192($sp)
0x08809954: 0x0140F021 '!.@.' - move       $fp, $t2
0x08809958: 0xAFB600B8 '....' - sw         $s6, 184($sp)
0x0880995C: 0x0080B021 '!...' - move       $s6, $a0
0x08809960: 0xAFB500B4 '....' - sw         $s5, 180($sp)
0x08809964: 0xAFB400B0 '....' - sw         $s4, 176($sp)
0x08809968: 0x27B40004 '...'' - addiu      $s4, $sp, 4
0x0880996C: 0xAFB300AC '....' - sw         $s3, 172($sp)
0x08809970: 0x00E09821 '!...' - move       $s3, $a3
0x08809974: 0xAFB200A8 '....' - sw         $s2, 168($sp)
0x08809978: 0x01009021 '!...' - move       $s2, $t0
0x0880997C: 0xAFB100A4 '....' - sw         $s1, 164($sp)
0x08809980: 0x01608821 '!.`.' - move       $s1, $t3
0x08809984: 0x0220A821 '!. .' - move       $s5, $s1