[MacRuby] #1038: seg fault with FSEventStreamCreate

14 Dec 2010

      #1038: seg fault with FSEventStreamCreate
---------------------------+------------------------------------------------
 Reporter:  haxie1@…       |       Owner:  lsansonetti@…        
     Type:  defect         |      Status:  new                  
 Priority:  blocker        |   Milestone:                       
Component:  MacRuby        |    Keywords:                       
---------------------------+------------------------------------------------
 {{{
 framework 'CoreServices'
 path = File.expand_path("/Users/Shared")
 callback = Proc.new do |stream, info, paths, flags, ids|
   puts "callback"
 end

 stream = FSEventStreamCreate(KCFAllocatorDefault, callback, nil, [path],
                             KFSEventStreamEventIdSinceNow, 0.0,
 KFSEventStreamCreateFlagUseCFTypes)
 }}}

 Running this much will cause MacRuby to seg. fault.  I have the Bridge
 Support Preview installed and have tried this with both v0.8 and 0.9.
 Here is the crash report:

 Process:         macruby [7275]
 Path:
 /Library/Frameworks/MacRuby.framework/Versions/0.9/usr/bin/macruby
 Identifier:      macruby
 Version:         ??? (???)
 Code Type:       X86-64 (Native)
 Parent Process:  zsh [6828]

 Date/Time:       2010-12-14 06:07:18.162 -0800
 OS Version:      Mac OS X 10.6.5 (10H574)
 Report Version:  6

 Exception Type:  EXC_BAD_ACCESS (SIGSEGV)
 Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000009
 Crashed Thread:  0  Dispatch queue: com.apple.main-thread

 Application Specific Information:
 objc[7275]: garbage collection is ON

 Thread 0 Crashed:  Dispatch queue: com.apple.main-thread
 0   libobjc.A.dylib                     0x00007fff8729b700
 _class_getSuperclass + 11
 1   libmacruby.dylib                    0x00000001000f0c66
 rb_objc_convert_immediate + 86
 2   ???                                 0x0000000102d5b6ec 0 + 4342527724
 3   libmacruby.dylib                    0x000000010014aa08 rb_vm_dispatch
 + 2776
 4   ???                                 0x0000000102d5ae06 0 + 4342525446
 5   ???                                 0x0000000102d5a3bf 0 + 4342522815
 6   libmacruby.dylib                    0x00000001001630f3 rb_vm_run + 531
 7   libmacruby.dylib                    0x0000000100040b30 ruby_run_node +
 80
 8   macruby                             0x0000000100000d28 main + 152
 9   macruby                             0x0000000100000c88 start + 52

 Thread 1:  Dispatch queue: com.apple.libdispatch-manager
 0   libSystem.B.dylib                   0x00007fff83c2a16a kevent + 10
 1   libSystem.B.dylib                   0x00007fff83c2c03d
 _dispatch_mgr_invoke + 154
 2   libSystem.B.dylib                   0x00007fff83c2bd14
 _dispatch_queue_invoke + 185
 3   libSystem.B.dylib                   0x00007fff83c2b83e
 _dispatch_worker_thread2 + 252
 4   libSystem.B.dylib                   0x00007fff83c2b168
 _pthread_wqthread + 353
 5   libSystem.B.dylib                   0x00007fff83c2b005 start_wqthread
 + 13

 Thread 2:
 0   libSystem.B.dylib                   0x00007fff83c2af8a
 __workq_kernreturn + 10
 1   libSystem.B.dylib                   0x00007fff83c2b39c
 _pthread_wqthread + 917
 2   libSystem.B.dylib                   0x00007fff83c2b005 start_wqthread
 + 13

 Thread 3:
 0   libSystem.B.dylib                   0x00007fff83c2af8a
 __workq_kernreturn + 10
 1   libSystem.B.dylib                   0x00007fff83c2b39c
 _pthread_wqthread + 917
 2   libSystem.B.dylib                   0x00007fff83c2b005 start_wqthread
 + 13

 Thread 0 crashed with X86 Thread State (64-bit):
   rax: 0x0000000000000000  rbx: 0x0000000100a8fe48  rcx:
 0x0000000102dea080  rdx: 0x0000000000000000
   rdi: 0x0000000000000001  rsi: 0x00007fff5fbfe07e  rbp:
 0x00007fff5fbfe860  rsp: 0x00007fff5fbfe860
    r8: 0x8080808080808080   r9: 0x522e72716472542e  r10:
 0x0000000102d5b280  r11: 0x8080808080808080
   r12: 0x00000002007e0b20  r13: 0xffffffffffffffff  r14:
 0x00000002007de3e0  r15: 0x0000000000000000
   rip: 0x00007fff8729b700  rfl: 0x0000000000010202  cr2:
 0x0000000000000009

 Binary Images:
        0x100000000 -        0x100000ff7 +macruby ??? (???) <D532DCFC-F52C-
 2A6B-4FA5-3CBF359E5280> /usr/local/bin/macruby
        0x100003000 -        0x100a29f47 +libmacruby.dylib 0.9.0
 (compatibility 0.9.0) <CE29B02A-5C74-DCDB-573E-43EFEF960207>
 /Library/Frameworks/MacRuby.framework/Versions/0.9/usr/lib/libmacruby.dylib
        0x100c9b000 -        0x100c9cff7  CoreFoundation.dylib 0.9.0
 (compatibility 0.9.0) <AC43C679-BAE0-2930-3B42-82916BBFFCA8>
 /System/Library/Frameworks/CoreFoundation.framework/Resources/BridgeSupport/CoreFoundation.dylib
        0x100ccc000 -        0x100cccfff  CFNetwork.dylib 0.9.0
 (compatibility 0.9.0) <49F709FB-1625-004B-DE67-F52FA7C992AB>
 /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CFNetwork.framework/Resources/BridgeSupport/CFNetwork.dylib
        0x100cd0000 -        0x100cd0fff  CoreGraphics.dylib 0.9.0
 (compatibility 0.9.0) <11035392-DC4D-F816-7E3D-BA0B3ED1048A>
 /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreGraphics.framework/Resources/BridgeSupport/CoreGraphics.dylib
        0x100cd6000 -        0x100cd6fff  ColorSync.dylib 0.9.0
 (compatibility 0.9.0) <5361B2D0-CB34-C441-33CF-6870522DE705>
 /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ColorSync.framework/Resources/BridgeSupport/ColorSync.dylib
        0x100cde000 -        0x100cdffff  Foundation.dylib 0.9.0
 (compatibility 0.9.0) <960CD1FD-90D8-02C9-5193-565B8AE53571>
 /System/Library/Frameworks/Foundation.framework/Resources/BridgeSupport/Foundation.dylib
     0x7fff5fc00000 -     0x7fff5fc3bdef  dyld 132.1 (???) <B536F2F1-9DF1
 -3B6C-1C2C-9075EA219A06> /usr/lib/dyld
     0x7fff80a25000 -     0x7fff80a42ff7  libPng.dylib ??? (???) <14043CBC-
 329F-4009-299E-DEE411E16134>
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     0x7fff81122000 -     0x7fff81137ff7  com.apple.LangAnalysis 1.6.6
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     0x7fff812e4000 -     0x7fff813a5fe7  libFontParser.dylib ??? (???)
 <8B12D37E-3A95-5A73-509C-3AA991E0C546>
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     0x7fff8144a000 -     0x7fff8149bfef  com.apple.HIServices 1.8.1 (???)
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 (???) <356D59D6-1DD1-8BFF-F9B3-1CE51D2F1EC7>
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 (compatibility 1.0.0) <0CC61C98-FF51-67B3-F3D8-C5E430C201A9>
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     0x7fff82142000 -     0x7fff82153ff7  libz.1.dylib 1.2.3 (compatibility
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     0x7fff82489000 -     0x7fff825aafe7  libcrypto.0.9.8.dylib 0.9.8
 (compatibility 0.9.8) <48AEAFE1-21F4-B3C8-4199-35AD5E8D0613>
 /usr/lib/libcrypto.0.9.8.dylib
     0x7fff827f8000 -     0x7fff8280cff7
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 <621B7415-A0B9-07A7-F313-36BEEDD7B132>
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 4.4 (???) <395849EE-244A-7323-6CBA-E71E3B722984>
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     0x7fff828aa000 -     0x7fff828b0ff7  com.apple.DiskArbitration 2.3
 (2.3) <857F6E43-1EF4-7D53-351B-10DE0A8F992A>
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     0x7fff82abd000 -     0x7fff82b07ff7  com.apple.Metadata 10.6.3
 (507.12) <9231045A-E2E3-B0C2-C81A-92C9EA98A4DF>
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 <AA93AD96-6974-9104-BF55-AF7A813C8A1B>
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     0x7fff82f12000 -     0x7fff82f5efff  libauto.dylib ??? (???)
 <F7221B46-DC4F-3153-CE61-7F52C8C293CF> /usr/lib/libauto.dylib
     0x7fff82f5f000 -     0x7fff82f75fef  libbsm.0.dylib ??? (???)
 <42D3023A-A1F7-4121-6417-FCC6B51B3E90> /usr/lib/libbsm.0.dylib
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 <17CF7858-52D9-9665-3AE8-23F07CC8BEA1>
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 <71E6D4C9-F945-6EC2-998C-D61AD590DAB6> /usr/lib/libSystem.B.dylib

-- 
Ticket URL: <http://www.macruby.org/trac/ticket/1038>
MacRuby <http://macruby.org/>