[Ruby 1.9 - Bug #4866][Assigned] Macでmake checkするとIO.copy streamでSEGV

Issue #4866 has been reported by Motohiro KOSAKI.


Bug #4866: Macでmake checkするとIO.copy_streamでSEGV

Author: Motohiro KOSAKI
Status: Assigned
Priority: Normal
Assignee: Akira T.
Category: core
Target version: 1.9.3
ruby -v: ruby 1.9.3dev (2011-06-10 trunk 31985) [x86_64-darwin10.7.4]

make checkが以下のように異常終了します。

.
#245 test_io.rb:99:in `block in <top (required)>':
at_exit { p :foo }

   megacontent = "abc" * 12345678
   #File.open("megasrc", "w") {|f| f << megacontent }

   Thread.new { sleep rand*0.2; Process.kill(:INT, $$) }

   r1, w1 = IO.pipe
   r2, w2 = IO.pipe
   t1 = Thread.new { w1 << megacontent; w1.close }
   t2 = Thread.new { r2.read; r2.close }
   IO.copy_stream(r1, w2) rescue nil
   w2.close
   r1.close
   t1.join
   t2.join
   #=> killed by SIGABRT (signal 6)

| bootstraptest.tmp.rb:13: [BUG] Segmentation fault
| ruby 1.9.3dev (2011-06-10 trunk 31985) [x86_64-darwin10.7.4]
|
| – Control frame information -----------------------------------------------
| c:0004 p:---- s:0019 b:0019 l:000018 d:000018 CFUNC :copy_stream
| c:0003 p:0145 s:0014 b:0013 l:002188 d:000b40 EVAL bootstraptest.tmp.rb:13
| c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
| c:0001 p:0000 s:0002 b:0002 l:002188 d:002188 TOP
|
| – Ruby level backtrace information ----------------------------------------
| bootstraptest.tmp.rb:13:in <main>' | bootstraptest.tmp.rb:13:in copy_stream’
|
| – See Crash Report log file under ~/Library/Logs/CrashReporter or ---------
| – /Library/Logs/CrashReporter, for the more detail of ---------------------
| – C level backtrace information -------------------------------------------
|
| – Other runtime information -----------------------------------------------
|
| * Loaded script: bootstraptest.tmp.rb
|
| * Loaded features:
|
| 0 enumerator.so
| 1 /Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/encdb.bundle
| 2 /Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/trans/transdb.bundle
| 3 /Users/kosaki/ruby/lib/rubygems/defaults.rb
| 4 /Users/kosaki/ruby/lib/tsort.rb
| 5 /Users/kosaki/ruby/lib/rubygems/deprecate.rb
| 6 /Users/kosaki/ruby/lib/rubygems/dependency_list.rb
| 7 /Users/kosaki/ruby/lib/rubygems/path_support.rb
| 8 /Users/kosaki/ruby/rbconfig.rb
| 9 /Users/kosaki/ruby/lib/rubygems/exceptions.rb
| 10 /Users/kosaki/ruby/lib/rubygems/custom_require.rb
| 11 /Users/kosaki/ruby/lib/rubygems/version.rb
| 12 /Users/kosaki/ruby/lib/rubygems/requirement.rb
| 13 /Users/kosaki/ruby/lib/rubygems/platform.rb
| 14 /Users/kosaki/ruby/lib/rubygems/specification.rb
| 15 /Users/kosaki/ruby/lib/rubygems.rb
|
| [NOTE]
| You may have encountered a bug in the Ruby interpreter or extension libraries.
| Bug reports are welcome.
| For details: http://www.ruby-lang.org/bugreport.html
|
megacontent-copy_stream
FAIL 1/925 tests failed
make: *** [yes-btest-ruby] Error 1
[1] 95841 exit 2 make check OPTS=“-v” TESTS="-v -q -j8 "

Process: ruby-193 [96102]
Path: /Users/kosaki/ruby/ruby-193
Identifier: ruby-193
Version: ??? (???)
Code Type: X86-64 (Native)
Parent Process: ruby-193 [95844]

Date/Time: 2011-06-10 23:24:40.171 +0900
OS Version: Mac OS X 10.6.7 (10J4138)
Report Version: 6

Exception Type: EXC_BAD_ACCESS (SIGABRT)
Exception Codes: KERN_INVALID_ADDRESS at 0x000000079656e860
Crashed Thread: 0 Dispatch queue: com.apple.main-thread

Application Specific Information:
abort() called

Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 libSystem.B.dylib 0x00007fff885225d6 __kill + 10
1 libSystem.B.dylib 0x00007fff885c2cde abort + 83
2 ruby-193 0x0000000100038262 rb_bug_errno + 0
3 ruby-193 0x00000001000fc442 signal_exec + 0
4 libSystem.B.dylib 0x00007fff8853466a _sigtramp + 26
5 ruby-193 0x00000001000fc510 rb_signal_exec +
51
6 ruby-193 0x000000010018556f
rb_threadptr_execute_interrupts_rec + 211
7 ruby-193 0x0000000100185706
rb_thread_execute_interrupts + 26
8 ruby-193 0x000000010006d4e7 exec_interrupts +
29
9 ruby-193 0x00000001001853d3
rb_thread_call_with_gvl + 162
10 ruby-193 0x000000010006d548
maygvl_copy_stream_continue_p + 90
11 ruby-193 0x000000010006dc6a
maygvl_copy_stream_read + 134
12 ruby-193 0x000000010006dfb7
nogvl_copy_stream_read_write + 443
13 ruby-193 0x000000010006e069
nogvl_copy_stream_func + 47
14 ruby-193 0x000000010018519b
rb_thread_blocking_region + 216
15 ruby-193 0x000000010006e919 copy_stream_body

  • 1457
    16 ruby-193 0x000000010003e487 rb_ensure + 151
    17 ruby-193 0x000000010006eb5d
    rb_io_s_copy_stream + 378
    18 ruby-193 0x00000001001754a0 call_cfunc + 282
    19 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    20 ruby-193 0x00000001001744d0 vm_call_method +
    373
    21 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    22 ruby-193 0x000000010017ee0a vm_exec + 147
    23 ruby-193 0x000000010017f7dd rb_iseq_eval_main
  • 45
    24 ruby-193 0x000000010003d0cb
    ruby_exec_internal + 193
    25 ruby-193 0x000000010003d1ef ruby_exec_node +
    30
    26 ruby-193 0x000000010003d1c2 ruby_run_node +
    56
    27 ruby-193 0x0000000100000d23 main + 79
    (main.c:40)
    28 ruby-193 0x0000000100000ccc start + 52

Thread 1:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182af6
    native_cond_timedwait + 37
    3 ruby-193 0x00000001001834a5 thread_timer +
    121
    4 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    5 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 2:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182af6
    native_cond_timedwait + 37
    3 ruby-193 0x00000001001831b5 native_sleep +
    270
    4 ruby-193 0x0000000100184b9d sleep_timeval +
    129
    5 ruby-193 0x0000000100184d31 sleep_for_polling
  • 44
    6 ruby-193 0x0000000100184db2 rb_thread_polling
  • 78
    7 ruby-193 0x00000001000fc061 rb_f_kill + 703
    8 ruby-193 0x00000001001754a0 call_cfunc + 282
    9 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    10 ruby-193 0x00000001001744d0 vm_call_method +
    373
    11 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    12 ruby-193 0x000000010017ee0a vm_exec + 147
    13 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    14 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    15 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    16 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    17 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    18 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 3:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182ab7 native_cond_wait
  • 29
    3 ruby-193 0x0000000100182772 gvl_acquire + 90
    4 ruby-193 0x000000010018505b
    blocking_region_end + 33
    5 ruby-193 0x00000001001852be
    rb_thread_io_blocking_region + 207
    6 ruby-193 0x000000010005d017 rb_write_internal
  • 60
    7 ruby-193 0x000000010005d941 io_binwrite + 852
    8 ruby-193 0x000000010005dd41 io_fwrite + 158
    9 ruby-193 0x000000010005de8f io_write + 247
    10 ruby-193 0x000000010005df31 io_write_m + 34
    11 ruby-193 0x00000001001754d7 call_cfunc + 337
    12 ruby-193 0x000000010017895f vm_call0 + 685
    13 ruby-193 0x0000000100179d9d rb_call0 + 171
    14 ruby-193 0x0000000100179cf0 rb_call + 59
    15 ruby-193 0x0000000100179fbd rb_funcall + 534
    16 ruby-193 0x000000010005df61 rb_io_write + 46
    17 ruby-193 0x000000010005df80 rb_io_addstr + 29
    18 ruby-193 0x00000001001754d7 call_cfunc + 337
    19 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    20 ruby-193 0x00000001001744d0 vm_call_method +
    373
    21 ruby-193 0x000000010017232e vm_exec_core +
    24501
    22 ruby-193 0x000000010017ee0a vm_exec + 147
    23 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    24 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    25 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    26 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    27 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    28 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 4:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182ab7 native_cond_wait
  • 29
    3 ruby-193 0x0000000100182772 gvl_acquire + 90
    4 ruby-193 0x000000010018505b
    blocking_region_end + 33
    5 ruby-193 0x00000001001852be
    rb_thread_io_blocking_region + 207
    6 ruby-193 0x000000010005cfd9 rb_read_internal
  • 60
    7 ruby-193 0x000000010005ec76 io_bufread + 79
    8 ruby-193 0x000000010005edfb io_fread + 160
    9 ruby-193 0x000000010005f941 read_all + 335
    10 ruby-193 0x00000001000600fe io_read + 128
    11 ruby-193 0x00000001001754a0 call_cfunc + 282
    12 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    13 ruby-193 0x00000001001744d0 vm_call_method +
    373
    14 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    15 ruby-193 0x000000010017ee0a vm_exec + 147
    16 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    17 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    18 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    19 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    20 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    21 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 0 crashed with X86 Thread State (64-bit):
rax: 0x0000000000000000 rbx: 0x000000000000000d rcx:
0x000000010035c948 rdx: 0x0000000000000000
rdi: 0x0000000000017766 rsi: 0x0000000000000006 rbp:
0x000000010035c960 rsp: 0x000000010035c948
r8: 0x00007fff70f2da40 r9: 0x0000000000000000 r10:
0x00007fff8851e616 r11: 0xffffff80002e4730
r12: 0x0000000000000000 r13: 0x0000000000000000 r14:
0x000000010180c888 r15: 0x00000001005ffef8
rip: 0x00007fff885225d6 rfl: 0x0000000000000202 cr2:
0x000000010035afd8

Binary Images:
0x100000000 - 0x100225fe7 +ruby-193 ??? (???)
/Users/kosaki/ruby/ruby-193
0x100362000 - 0x100363fff +encdb.bundle ??? (???)
<08C7BB02-5372-D150-369E-F387ED7B6378>
/Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/encdb.bundle
0x100366000 - 0x100367fff +transdb.bundle ??? (???)
<1944083B-D771-2816-565E-AB9FBA03556B>
/Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/trans/transdb.bundle
0x7fff5fc00000 - 0x7fff5fc3bdef dyld 132.1 (???)
/usr/lib/dyld
0x7fff805a7000 - 0x7fff8065dfff libobjc.A.dylib 227.0.0
(compatibility 1.0.0) <1960E662-D35C-5D98-EB16-D43166AE6A22>
/usr/lib/libobjc.A.dylib
0x7fff862ec000 - 0x7fff862f0ff7 libmathCommon.A.dylib 315.0.0
(compatibility 1.0.0) <95718673-FEEE-B6ED-B127-BCDBDB60D4E5>
/usr/lib/system/libmathCommon.A.dylib
0x7fff86677000 - 0x7fff866f4fef libstdc++.6.dylib 7.9.0
(compatibility 7.0.0) <35ECA411-2C08-FD7D-11B1-1B7A04921A5C>
/usr/lib/libstdc++.6.dylib
0x7fff884d3000 - 0x7fff88694fff libSystem.B.dylib 125.2.10
(compatibility 1.0.0)
/usr/lib/libSystem.B.dylib
0x7fff88789000 - 0x7fff887d5fff libauto.dylib ??? (???)
<328CCF97-091D-C529-E576-C78583445711> /usr/lib/libauto.dylib
0x7fffffe00000 - 0x7fffffe01fff libSystem.B.dylib ??? (???)
/usr/lib/libSystem.B.dylib

2011/6/10 Motohiro KOSAKI [email protected]:

make check$B$,0J2<$N$h$&$K0[>o=*N;$7$^$9!#(B

Mac
$B$N%F%9%H4D6-$O;}$C$F$$$J$$$N$G!“<B:]$KD>$k$+$I$&$+$O$o$+$j$^$;$s$,!”(B
$B$H$j$“$($:LdBjIU6a$K$”$+$i$5$^$K$$+$7$$%3!<%I$,$"$C$?$N$GD>$7$F$$-$^$7$?(B.

$B$J$+$@$G$9!#(B

At Sat, 11 Jun 2011 11:23:32 +0900,
Tanaka A. wrote in [ruby-dev:43702]:

make check$B$,0J2<$N$h$&$K0[>o=*N;$7$^$9!#(B

Mac $B$N%F%9%H4D6-$O;}$C$F$$$J$$$N$G!"<B:]$KD>$k$+$I$&$+$O$o$+$j$^$;$s$,!"(B
$B$H$j$"$($:LdBjIU6a$K$"$+$i$5$^$K$$+$7$$%3!<%I$,$"$C$?$N$GD>$7$F$$-$^$7$?(B.

$BD>$C$F$^$7$?!#(B

Issue #4866 has been updated by Koichi Sasada.

Status changed from Assigned to Closed


Bug #4866: Macでmake checkするとIO.copy_streamでSEGV

Author: Motohiro KOSAKI
Status: Closed
Priority: Normal
Assignee: Akira T.
Category: core
Target version: 1.9.3
ruby -v: -

make checkが以下のように異常終了します。

.
#245 test_io.rb:99:in `block in <top (required)>':
at_exit { p :foo }

   megacontent = "abc" * 12345678
   #File.open("megasrc", "w") {|f| f << megacontent }

   Thread.new { sleep rand*0.2; Process.kill(:INT, $$) }

   r1, w1 = IO.pipe
   r2, w2 = IO.pipe
   t1 = Thread.new { w1 << megacontent; w1.close }
   t2 = Thread.new { r2.read; r2.close }
   IO.copy_stream(r1, w2) rescue nil
   w2.close
   r1.close
   t1.join
   t2.join
   #=> killed by SIGABRT (signal 6)

| bootstraptest.tmp.rb:13: [BUG] Segmentation fault
| ruby 1.9.3dev (2011-06-10 trunk 31985) [x86_64-darwin10.7.4]
|
| – Control frame information -----------------------------------------------
| c:0004 p:---- s:0019 b:0019 l:000018 d:000018 CFUNC :copy_stream
| c:0003 p:0145 s:0014 b:0013 l:002188 d:000b40 EVAL bootstraptest.tmp.rb:13
| c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
| c:0001 p:0000 s:0002 b:0002 l:002188 d:002188 TOP
|
| – Ruby level backtrace information ----------------------------------------
| bootstraptest.tmp.rb:13:in <main>' | bootstraptest.tmp.rb:13:in copy_stream’
|
| – See Crash Report log file under ~/Library/Logs/CrashReporter or ---------
| – /Library/Logs/CrashReporter, for the more detail of ---------------------
| – C level backtrace information -------------------------------------------
|
| – Other runtime information -----------------------------------------------
|
| * Loaded script: bootstraptest.tmp.rb
|
| * Loaded features:
|
| 0 enumerator.so
| 1 /Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/encdb.bundle
| 2 /Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/trans/transdb.bundle
| 3 /Users/kosaki/ruby/lib/rubygems/defaults.rb
| 4 /Users/kosaki/ruby/lib/tsort.rb
| 5 /Users/kosaki/ruby/lib/rubygems/deprecate.rb
| 6 /Users/kosaki/ruby/lib/rubygems/dependency_list.rb
| 7 /Users/kosaki/ruby/lib/rubygems/path_support.rb
| 8 /Users/kosaki/ruby/rbconfig.rb
| 9 /Users/kosaki/ruby/lib/rubygems/exceptions.rb
| 10 /Users/kosaki/ruby/lib/rubygems/custom_require.rb
| 11 /Users/kosaki/ruby/lib/rubygems/version.rb
| 12 /Users/kosaki/ruby/lib/rubygems/requirement.rb
| 13 /Users/kosaki/ruby/lib/rubygems/platform.rb
| 14 /Users/kosaki/ruby/lib/rubygems/specification.rb
| 15 /Users/kosaki/ruby/lib/rubygems.rb
|
| [NOTE]
| You may have encountered a bug in the Ruby interpreter or extension libraries.
| Bug reports are welcome.
| For details: http://www.ruby-lang.org/bugreport.html
|
megacontent-copy_stream
FAIL 1/925 tests failed
make: *** [yes-btest-ruby] Error 1
[1] 95841 exit 2 make check OPTS=“-v” TESTS="-v -q -j8 "

Process: ruby-193 [96102]
Path: /Users/kosaki/ruby/ruby-193
Identifier: ruby-193
Version: ??? (???)
Code Type: X86-64 (Native)
Parent Process: ruby-193 [95844]

Date/Time: 2011-06-10 23:24:40.171 +0900
OS Version: Mac OS X 10.6.7 (10J4138)
Report Version: 6

Exception Type: EXC_BAD_ACCESS (SIGABRT)
Exception Codes: KERN_INVALID_ADDRESS at 0x000000079656e860
Crashed Thread: 0 Dispatch queue: com.apple.main-thread

Application Specific Information:
abort() called

Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 libSystem.B.dylib 0x00007fff885225d6 __kill + 10
1 libSystem.B.dylib 0x00007fff885c2cde abort + 83
2 ruby-193 0x0000000100038262 rb_bug_errno + 0
3 ruby-193 0x00000001000fc442 signal_exec + 0
4 libSystem.B.dylib 0x00007fff8853466a _sigtramp + 26
5 ruby-193 0x00000001000fc510 rb_signal_exec +
51
6 ruby-193 0x000000010018556f
rb_threadptr_execute_interrupts_rec + 211
7 ruby-193 0x0000000100185706
rb_thread_execute_interrupts + 26
8 ruby-193 0x000000010006d4e7 exec_interrupts +
29
9 ruby-193 0x00000001001853d3
rb_thread_call_with_gvl + 162
10 ruby-193 0x000000010006d548
maygvl_copy_stream_continue_p + 90
11 ruby-193 0x000000010006dc6a
maygvl_copy_stream_read + 134
12 ruby-193 0x000000010006dfb7
nogvl_copy_stream_read_write + 443
13 ruby-193 0x000000010006e069
nogvl_copy_stream_func + 47
14 ruby-193 0x000000010018519b
rb_thread_blocking_region + 216
15 ruby-193 0x000000010006e919 copy_stream_body

  • 1457
    16 ruby-193 0x000000010003e487 rb_ensure + 151
    17 ruby-193 0x000000010006eb5d
    rb_io_s_copy_stream + 378
    18 ruby-193 0x00000001001754a0 call_cfunc + 282
    19 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    20 ruby-193 0x00000001001744d0 vm_call_method +
    373
    21 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    22 ruby-193 0x000000010017ee0a vm_exec + 147
    23 ruby-193 0x000000010017f7dd rb_iseq_eval_main
  • 45
    24 ruby-193 0x000000010003d0cb
    ruby_exec_internal + 193
    25 ruby-193 0x000000010003d1ef ruby_exec_node +
    30
    26 ruby-193 0x000000010003d1c2 ruby_run_node +
    56
    27 ruby-193 0x0000000100000d23 main + 79
    (main.c:40)
    28 ruby-193 0x0000000100000ccc start + 52

Thread 1:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182af6
    native_cond_timedwait + 37
    3 ruby-193 0x00000001001834a5 thread_timer +
    121
    4 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    5 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 2:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182af6
    native_cond_timedwait + 37
    3 ruby-193 0x00000001001831b5 native_sleep +
    270
    4 ruby-193 0x0000000100184b9d sleep_timeval +
    129
    5 ruby-193 0x0000000100184d31 sleep_for_polling
  • 44
    6 ruby-193 0x0000000100184db2 rb_thread_polling
  • 78
    7 ruby-193 0x00000001000fc061 rb_f_kill + 703
    8 ruby-193 0x00000001001754a0 call_cfunc + 282
    9 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    10 ruby-193 0x00000001001744d0 vm_call_method +
    373
    11 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    12 ruby-193 0x000000010017ee0a vm_exec + 147
    13 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    14 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    15 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    16 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    17 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    18 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 3:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182ab7 native_cond_wait
  • 29
    3 ruby-193 0x0000000100182772 gvl_acquire + 90
    4 ruby-193 0x000000010018505b
    blocking_region_end + 33
    5 ruby-193 0x00000001001852be
    rb_thread_io_blocking_region + 207
    6 ruby-193 0x000000010005d017 rb_write_internal
  • 60
    7 ruby-193 0x000000010005d941 io_binwrite + 852
    8 ruby-193 0x000000010005dd41 io_fwrite + 158
    9 ruby-193 0x000000010005de8f io_write + 247
    10 ruby-193 0x000000010005df31 io_write_m + 34
    11 ruby-193 0x00000001001754d7 call_cfunc + 337
    12 ruby-193 0x000000010017895f vm_call0 + 685
    13 ruby-193 0x0000000100179d9d rb_call0 + 171
    14 ruby-193 0x0000000100179cf0 rb_call + 59
    15 ruby-193 0x0000000100179fbd rb_funcall + 534
    16 ruby-193 0x000000010005df61 rb_io_write + 46
    17 ruby-193 0x000000010005df80 rb_io_addstr + 29
    18 ruby-193 0x00000001001754d7 call_cfunc + 337
    19 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    20 ruby-193 0x00000001001744d0 vm_call_method +
    373
    21 ruby-193 0x000000010017232e vm_exec_core +
    24501
    22 ruby-193 0x000000010017ee0a vm_exec + 147
    23 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    24 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    25 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    26 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    27 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    28 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 4:
0 libSystem.B.dylib 0x00007fff8850ef8a __semwait_signal

  • 10
    1 libSystem.B.dylib 0x00007fff88512da1
    _pthread_cond_wait + 1286
    2 ruby-193 0x0000000100182ab7 native_cond_wait
  • 29
    3 ruby-193 0x0000000100182772 gvl_acquire + 90
    4 ruby-193 0x000000010018505b
    blocking_region_end + 33
    5 ruby-193 0x00000001001852be
    rb_thread_io_blocking_region + 207
    6 ruby-193 0x000000010005cfd9 rb_read_internal
  • 60
    7 ruby-193 0x000000010005ec76 io_bufread + 79
    8 ruby-193 0x000000010005edfb io_fread + 160
    9 ruby-193 0x000000010005f941 read_all + 335
    10 ruby-193 0x00000001000600fe io_read + 128
    11 ruby-193 0x00000001001754a0 call_cfunc + 282
    12 ruby-193 0x0000000100175307 vm_call_cfunc +
    284
    13 ruby-193 0x00000001001744d0 vm_call_method +
    373
    14 ruby-193 0x000000010016f032 vm_exec_core +
    11449
    15 ruby-193 0x000000010017ee0a vm_exec + 147
    16 ruby-193 0x000000010017d922
    invoke_block_from_c + 584
    17 ruby-193 0x000000010017daa8 rb_vm_invoke_proc
  • 253
    18 ruby-193 0x0000000100183da8
    thread_start_func_2 + 512
    19 ruby-193 0x0000000100182ec5
    thread_start_func_1 + 51
    20 libSystem.B.dylib 0x00007fff8850d4f6 _pthread_start +
    331
    21 libSystem.B.dylib 0x00007fff8850d3a9 thread_start + 13

Thread 0 crashed with X86 Thread State (64-bit):
rax: 0x0000000000000000 rbx: 0x000000000000000d rcx:
0x000000010035c948 rdx: 0x0000000000000000
rdi: 0x0000000000017766 rsi: 0x0000000000000006 rbp:
0x000000010035c960 rsp: 0x000000010035c948
r8: 0x00007fff70f2da40 r9: 0x0000000000000000 r10:
0x00007fff8851e616 r11: 0xffffff80002e4730
r12: 0x0000000000000000 r13: 0x0000000000000000 r14:
0x000000010180c888 r15: 0x00000001005ffef8
rip: 0x00007fff885225d6 rfl: 0x0000000000000202 cr2:
0x000000010035afd8

Binary Images:
0x100000000 - 0x100225fe7 +ruby-193 ??? (???)
/Users/kosaki/ruby/ruby-193
0x100362000 - 0x100363fff +encdb.bundle ??? (???)
<08C7BB02-5372-D150-369E-F387ED7B6378>
/Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/encdb.bundle
0x100366000 - 0x100367fff +transdb.bundle ??? (???)
<1944083B-D771-2816-565E-AB9FBA03556B>
/Users/kosaki/ruby/.ext/x86_64-darwin10.7.4/enc/trans/transdb.bundle
0x7fff5fc00000 - 0x7fff5fc3bdef dyld 132.1 (???)
/usr/lib/dyld
0x7fff805a7000 - 0x7fff8065dfff libobjc.A.dylib 227.0.0
(compatibility 1.0.0) <1960E662-D35C-5D98-EB16-D43166AE6A22>
/usr/lib/libobjc.A.dylib
0x7fff862ec000 - 0x7fff862f0ff7 libmathCommon.A.dylib 315.0.0
(compatibility 1.0.0) <95718673-FEEE-B6ED-B127-BCDBDB60D4E5>
/usr/lib/system/libmathCommon.A.dylib
0x7fff86677000 - 0x7fff866f4fef libstdc++.6.dylib 7.9.0
(compatibility 7.0.0) <35ECA411-2C08-FD7D-11B1-1B7A04921A5C>
/usr/lib/libstdc++.6.dylib
0x7fff884d3000 - 0x7fff88694fff libSystem.B.dylib 125.2.10
(compatibility 1.0.0)
/usr/lib/libSystem.B.dylib
0x7fff88789000 - 0x7fff887d5fff libauto.dylib ??? (???)
<328CCF97-091D-C529-E576-C78583445711> /usr/lib/libauto.dylib
0x7fffffe00000 - 0x7fffffe01fff libSystem.B.dylib ??? (???)
/usr/lib/libSystem.B.dylib