Here's an error report for itunes:
Process: iTunes [16003]
Path: /Applications/iTunes.app/Contents/MacOS/iTunes
Identifier: com.apple.iTunes
Version: 8.2.1 (8.2.1)
Build Info: iTunes-8210601~2
Code Type: X86 (Native)
Parent Process: launchd [114]
Interval Since Last Report: 40936 sec
Crashes Since Last Report: 46
Per-App Interval Since Last Report: 235 sec
Per-App Crashes Since Last Report: 43
Date/Time: 2009-09-10 01:07:37.662 -0700
OS Version: Mac OS X 10.5.8 (9L30)
Report Version: 6
Anonymous UUID: C15EB1D5-A77E-4F8D-9EB7-A3EF4F28E3DC
Exception Type: EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000005
Crashed Thread: 4
Thread 0:
0 com.apple.CoreFoundation 0x9559574a CFStringCompareWithOptionsAndLocale + 266
1 com.apple.CoreFoundation 0x95597335 CFStringCompareWithOptions + 53
2 com.apple.LaunchServices 0x939a4d8d _LSUniCharCompare + 167
3 com.apple.LaunchServices 0x9398696a _LSAliasCompareToNode + 415
4 com.apple.LaunchServices 0x93986043 _LSBundleFindWithNode + 673
5 com.apple.LaunchServices 0x9399f77d _LSGetNodePkgInfo(LSContext*, FSNode*, LSBundleData const**, FSNodePkgInfo*) + 121
6 com.apple.LaunchServices 0x939883e6 _LSCopyInfoForNode + 782
7 com.apple.LaunchServices 0x939a3c90 LSCopyItemInfoForRef + 106
8 com.apple.iTunes 0x0025d5f6 0x1000 + 2475510
9 com.apple.iTunes 0x00309627 0x1000 + 3180071
10 com.apple.iTunes 0x000cbdf9 0x1000 + 830969
11 com.apple.iTunes 0x000cc635 0x1000 + 833077
12 com.apple.iTunes 0x000cc6df 0x1000 + 833247
13 com.apple.iTunes 0x00258c18 0x1000 + 2456600
14 com.apple.iTunes 0x00258d95 0x1000 + 2456981
15 com.apple.iTunes 0x000c8b8a 0x1000 + 818058
16 com.apple.iTunes 0x000b9dab 0x1000 + 757163
17 com.apple.iTunes 0x000bada1 0x1000 + 761249
18 com.apple.iTunes 0x000baf2e 0x1000 + 761646
19 com.apple.iTunes 0x002fdff9 0x1000 + 3133433
20 com.apple.iTunes 0x0007f1be 0x1000 + 516542
21 com.apple.iTunes 0x000042d5 0x1000 + 13013
Thread 1:
0 libSystem.B.dylib 0x96e92286 mach_msg_trap + 10
1 libSystem.B.dylib 0x96e99a7c mach_msg + 72
2 com.apple.CoreFoundation 0x95572e7e CFRunLoopRunSpecific + 1790
3 com.apple.CoreFoundation 0x95573b04 CFRunLoopRun + 84
4 com.apple.iTunes 0x00299d1c 0x1000 + 2723100
5 libSystem.B.dylib 0x96ec3155 _pthread_start + 321
6 libSystem.B.dylib 0x96ec3012 thread_start + 34
Thread 2:
0 libSystem.B.dylib 0x96e92286 mach_msg_trap + 10
1 libSystem.B.dylib 0x96e99a7c mach_msg + 72
2 com.apple.CoreFoundation 0x95572e7e CFRunLoopRunSpecific + 1790
3 com.apple.CoreFoundation 0x95573aa8 CFRunLoopRunInMode + 88
4 com.apple.audio.CoreAudio 0x95c705f8 HALRunLoop::OwnThread(void*) + 160
5 com.apple.audio.CoreAudio 0x95c70480 CAPThread::Entry(CAPThread*) + 96
6 libSystem.B.dylib 0x96ec3155 _pthread_start + 321
7 libSystem.B.dylib 0x96ec3012 thread_start + 34
Thread 3:
0 libSystem.B.dylib 0x96e922ce semaphore_wait_signal_trap + 10
1 libSystem.B.dylib 0x96ec42c6 _pthread_cond_wait + 1267
2 libSystem.B.dylib 0x96f09539 pthread_cond_wait + 48
3 com.apple.iTunes 0x002e382d 0x1000 + 3024941
4 com.apple.iTunes 0x00007655 0x1000 + 26197
5 libSystem.B.dylib 0x96ec3155 _pthread_start + 321
6 libSystem.B.dylib 0x96ec3012 thread_start + 34
Thread 4 Crashed:
0 com.apple.CoreFoundation 0x95575084 CFRetain + 36
1 com.apple.security 0x945800fa CMSDecoderCopySignerStatus + 222
2 com.apple.security 0x94430036 Security::CodeSigning::SecStaticCode::verifySignature() + 332
3 com.apple.security 0x944302c8 Security::CodeSigning::SecStaticCode::validateDirectory() + 32
4 com.apple.security 0x9442c6ee SecStaticCodeCheckValidityWithErrors + 60
5 com.apple.security 0x9442c8bb SecStaticCodeCheckValidity + 39
6 ...ickTimeComponents.component 0x92de8339 AMFDRMHelper_ComponentDispatch + 15560
7 ...ickTimeComponents.component 0x92de841b AMFDRMHelper_ComponentDispatch + 15786
8 libSystem.B.dylib 0x96ec3155 _pthread_start + 321
9 libSystem.B.dylib 0x96ec3012 thread_start + 34
Thread 4 crashed with X86 Thread State (32-bit):
eax: 0x00000000 ebx: 0x9557506a ecx: 0x00000000 edx: 0x0146da20
edi: 0x00000000 esi: 0x00000000 ebp: 0xb020fd98 esp: 0xb020fd80
ss: 0x0000001f efl: 0x00010246 eip: 0x95575084 cs: 0x00000017
ds: 0x0000001f es: 0x0000001f fs: 0x0000001f gs: 0x00000037
cr2: 0x00000005