MacsBug 6.6.3, Copyright Apple Computer, Inc. 1981-2000
  
PowerPC illegal instruction at 0123D2D8
 
  15-Mar-2002 7:41:08 PM (since boot = 38 minutes)
  Current application is ÒInternet ExplorerÓ
  Machine = #109 (PowerMac7300), System $0810, sysu = $01008000
  ROM version $077D, $34F2, $0001 (ROMBase $FFC00000)
  VM is on; paging is currently safe (and it probably isn't VM's fault)
  NIL^ = $FFC10000
  Stack space used = +30471570
 Address 0123D2D8 is in the heap at 011C5C40 
 It is 000067F8 bytes into this heap block:
     Start    Length      Tag  Mstr Ptr Lock Prg  Type   ID   File      Name
  ¥ 01236AE0 00008020+04   N                      
 PowerPC 604e Registers
                         CR0  CR1  CR2  CR3  CR4  CR5  CR6  CR7
  PC  = 0123D2D8     CR  0100 0000 0000 0000 0000 0000 0000 0000
  LR  = 0123D2D8         <>=O XEVO
  CTR = 01395EE0
  MSR = 00000000         SOC Compare Count
  Int = 0            XER 000   7A     30                     MQ  = 0123EFA0
  
  R0  = 0123D2D8     R8  = 00000000      R16 = 0224E2C4      R24 = 0123D2D8
  SP  = 013978A0     R9  = FFEDE2DC      R17 = 0123D2D8      R25 = 01397AB4
  TOC = 0336C158     R10 = 0336BDA4      R18 = 00000000      R26 = 00000E50
  R3  = 00000000     R11 = 01395F50      R19 = 01396000      R27 = 00000000
  R4  = 01114820     R12 = 0336BDA4      R20 = 0336BDA4      R28 = 013978C0
  R5  = 00000001     R13 = 01395F60      R21 = 01395FA0      R29 = 0123DBC8
  R6  = 00000000     R14 = 01114820      R22 = 03369424      R30 = 0336B81C
  R7  = 0123D2D8     R15 = 01395F80      R23 = 013A5A48      R31 = 00000000
 Disassembling PowerPC code from 0123D2B0
  No procedure name
            0123D2B0   fcmpu      cr6,fp0,fp0                             | FF000000
            0123D2B4   fcmpu      cr6,fp0,fp0                             | FF000000
            0123D2B8   fcmpu      cr6,fp0,fp0                             | FF000000
            0123D2BC   fcmpu      cr6,fp0,fp0                             | FF000000
            0123D2C0   fsub       fp31,fp31,fp0                           | FFFF00A8
            0123D2C4   dc.l       0x00000013                              | 00000013
            0123D2C8   dc.l       0x0123D160                              | 0123D160
            0123D2CC   dc.l       0x011AAB98                              | 011AAB98
            0123D2D0   dc.l       0x00000010                              | 00000010
            0123D2D4   dc.l       0x000000B3                              | 000000B3
            0123D2D8  *dc.l       0x011804D0                              | 011804D0
            0123D2DC   dc.l       0x011DD5D0                              | 011DD5D0
            0123D2E0   dc.l       0x0123D170                              | 0123D170
            0123D2E4   dc.l       0x0123D4D0                              | 0123D4D0
            0123D2E8   dc.l       0x0123D4D0                              | 0123D4D0
            0123D2EC   dc.l       0x00000000                              | 00000000
            0123D2F0   dc.l       0x00000000                              | 00000000
            0123D2F4   dc.l       0x00000000                              | 00000000
            0123D2F8   dc.l       0x00000000                              | 00000000
            0123D2FC   dc.l       0x0123D388                              | 0123D388
 Heap zones
  #1  Mod       11697K  00002800 to 00B6EDCF  SysZone^
  #2  Mod           6K    00008230 to 00009DCF  ROM read-only zone
  #3  Mod         100K    00473BF0 to 0048CBEF
  #4  Mod          64K    0091B9A0 to 0092B99F
  #5  Mod         256K    00AA9870 to 00AE986F
  #6  Mod       17525K  00B6EDD0 to 01C8C21F  Process Manager zone
  #7  Mod        8107K    01114680 to 018FF57F !  ÒInternet ExplorerÓ  ApplZone^  TheZone^  TargetZone
  #8  Mod        1538K      011C5C40 to 0134643F
  #9  Mod         112K    01B67710 to 01B8370F
  #10 Mod         896K    01B997F0 to 01C79AEF  ÒFinderÓ
  #11 Mod        2048K  01C93790 to 01E9378F
  
  WARNING: One or more heaps may be corrupt. Use HC ALL (Heap Check) for a thorough check.
  
Checking all heaps
 The System heap at 00002800 is ok
 The ROM read-only heap at 00008230 is ok
 The heap at 00473BF0 is ok
 The heap at 0091B9A0 is ok
 The heap at 00AA9870 is ok
 The Process Manager heap at 00B6EDD0 is ok
 The ÒInternet ExplorerÓ heap at 01114680 is bad
  This block's back pointer doesn't point to the previous block.
 Block header
  0136E250  0136 E2A0 0115 3CA0  0224 E2C4 013A 5A48  ¥6â ¥¥< ¥$âÄ¥:ZH
 The heap at 011C5C40 is ok
 The heap at 01B67710 is ok
 The ÒFinderÓ heap at 01B997F0 is ok
  System heap high free space + TempMem low free space = #5927264 (#5788K)
 The target heap is the System heap at 00002800
 Totaling the System heap at 00002800
                                 Total Blocks    Total of Block Sizes
  Free                           000F      #15   000151E0       #86496 (#84K)
  Nonrelocatable                 08D4    #2260   0064ABEC     #6597612 (#6442K)
  Relocatable                    10C6    #4294   0050C7C0     #5294016 (#5169K)
    Locked                       0625    #1573   00383E50     #3685968 (#3599K)
    Purgeable and not locked     0071     #113   0002DF10      #188176 (#183K)
  Heap size                      19A9    #6569   00B6C58C    #11978124 (#11M)
 The target heap is the Process Manager heap at 00B6EDD0
 Totaling the Process Manager heap at 00B6EDD0
                                 Total Blocks    Total of Block Sizes
  Free                           0009       #9   00549180     #5542272 (#5412K)
  Nonrelocatable                 0003       #3   000023BC        #9148
  Relocatable                    005C      #92   00BD1ED0    #12394192 (#11M)
    Locked                       0014      #20   0094DA80     #9755264 (#9526K)
    Purgeable and not locked     0014      #20   000E4920      #936224 (#914K)
  Heap size                      0068     #104   0111D40C    #17945612 (#17M)
 The target heap is the ÒInternet ExplorerÓ heap at 01114680
 Totaling the ÒInternet ExplorerÓ heap at 01114680
  >>> With all macros expanded, your command line was:
     log "StdLog";set suspendprompt on;dv v;stat;wh;td;ip;hz;hc all;hx 02A6^ ;ht;hx 02A6^^+10
        ;ht;hx 02AA^ ;ht;file 0;vol;drive;drvr -v;rd -s;sc6;sc7 sp 1k;dm sp 80;dm 0 20;log
 The ÒInternet ExplorerÓ heap at 01114680 is bad
  This block's back pointer doesn't point to the previous block.
 Block header
  0136E250  0136 E2A0 0115 3CA0  0224 E2C4 013A 5A48  ¥6â ¥¥< ¥$âÄ¥:ZH
 Totaling the ÒInternet ExplorerÓ heap at 01114680
 The ÒInternet ExplorerÓ heap at 01114680 is bad
  This block's back pointer doesn't point to the previous block.
 Block header
  0136E250  0136 E2A0 0115 3CA0  0224 E2C4 013A 5A48  ¥6â ¥¥< ¥$âÄ¥:ZH
PowerPC access exception at 00233224 BowelsOfTheMemoryMgr+05014