[ruby-cvs:69614] k0kubun:r62433 (trunk): mjit.c: fix deadlock on class serial increment

k0kubun at ruby-lang.org k0kubun at ruby-lang.org
Fri Feb 16 23:45:39 JST 2018


k0kubun	2018-02-16 23:45:39 +0900 (Fri, 16 Feb 2018)

  New Revision: 62433

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=62433

  Log:
    mjit.c: fix deadlock on class serial increment
    
    This is reported by @hasimo. Fixing a case like this:
    
     #0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
     #1  0x00007fc7bd824dbd in __GI___pthread_mutex_lock (mutex=mutex at entry=0x55946d294440 <mjit_engine_mutex>) at ../nptl/pthread_mutex_lock.c:80               4
     #2  0x000055946cec54d9 in rb_native_mutex_lock (lock=lock at entry=0x55946d294440 <mjit_engine_mutex>) at thread_pthread.c:211
     #3  0x000055946cde10ca in CRITICAL_SECTION_START (msg=0x55946cfb5423 "mjit_gc_start_hook", level=4) at mjit.c:392
     #4  mjit_gc_start_hook () at mjit.c:412
     #5  0x000055946cda0dfe in gc_enter (event=0x55946cfaf91e "gc_rest", objspace=0x55946da51760) at gc.c:6623
     #6  gc_rest (objspace=objspace at entry=0x55946da51760) at gc.c:6515
     #7  0x000055946cd9f1cf in gc_rest (objspace=0x55946da51760) at gc.c:7841
     #8  objspace_malloc_increase (objspace=objspace at entry=0x55946da51760, new_size=<optimized out>, old_size=old_size at entry=0, type=type at entry=MEMOP_TYPE_MALLOC, mem=0x7fc7a4439010) at gc.c:7842
     #9  0x000055946cda1706 in objspace_malloc_fixup (size=<optimized out>, mem=0x7fc7a4439010, objspace=0x55946da51760) at gc.c:7910
     #10 objspace_xmalloc0 (objspace=0x55946da51760, size=<optimized out>, size at entry=3145728) at gc.c:7939
     #11 0x000055946cda3620 in ruby_xmalloc0 (size=3145728) at gc.c:8006
     #12 ruby_xmalloc (size=size at entry=3145728) at gc.c:8015
     #13 0x000055946ce93f4c in st_init_table_with_size (type=0x55946d28da30 <objhash>, size=<optimized out>) at st.c:602
     #14 0x000055946ce94287 in rebuild_table (tab=tab at entry=0x55946db669f0) at st.c:777
     #15 0x000055946ce963f7 in rebuild_table_if_necessary (tab=0x55946db669f0) at st.c:1139
     #16 st_add_direct_with_hash (hash=8577035585096733536, value=20, key=808451, tab=0x55946db669f0) at st.c:1207
     #17 st_update (tab=0x55946db669f0, key=key at entry=808451, func=<optimized out>, arg=140726472841392) at st.c:1512
     #18 0x000055946cda9e27 in tbl_update (optional_arg=<optimized out>, func=<optimized out>, key=<optimized out>, hash=<optimized out>) at hash.c:561
     #19 rb_hash_aset (hash=94095983218480, key=key at entry=808451, val=val at entry=20) at hash.c:1654
     #20 0x000055946cde243a in mjit_add_class_serial (class_serial=class_serial at entry=404225) at mjit.c:1414                    3
     #21 0x000055946cefcfab in rb_next_class_serial () at vm.c:321
     #22 0x000055946cf48324 in class_alloc (klass=<optimized out>, flags=28) at class.c:178
     #23 rb_include_class_new (module=module at entry=94096115733840, super=0) at class.c:820
     #24 0x000055946cf487ac in include_modules_at (klass=klass at entry=94096135960920, c=<optimized out>, module=<optimized out>, module at entry=94096115734160, search_super=search_super at entry=1) at class.c:913
     #25 0x000055946cf48ac8 in rb_include_module (klass=94096135960920, module=module at entry=94096115734160) at class.c:870
     #26 0x000055946cd84993 in rb_mod_append_features (module=94096115734160, include=<optimized out>) at eval.c:1178
     #27 0x000055946cf06829 in vm_call0_cfunc_with_frame (ci=0x7ffd6f6c9a20, cc=0x7ffd6f6c9ba0, argv=0x7ffd6f6c9ba0, calling=0x7ffd6f6c9a30, ec=0x55946da519c8) at vm_eval.c:87
     #28 vm_call0_cfunc (argv=0x7ffd6f6c9ba0, cc=0x7ffd6f6c9ba0, ci=0x7ffd6f6c9a20, calling=0x7ffd6f6c9a30, ec=0x55946da519c8) at vm_eval.c:102
     #29 vm_call0_body (ec=ec at entry=0x55946da519c8, calling=calling at entry=0x7ffd6f6c9ae0, ci=ci at entry=0x7ffd6f6c9ad0, cc=cc at entry=0x7ffd6f6c9b00, argv=argv at entry=0x7ffd6f6c9ba0) at vm_eval.c:133
     #30 0x000055946cf074b2 in vm_call0 (me=<optimized out>, argv=0x7ffd6f6c9ba0, argc=1, id=4849, recv=94096115734160, ec=0x55946da519c8) at vm_eval.c:60
     #31 rb_call0 (ec=0x55946da519c8, recv=94096115734160, mid=4849, mid at entry=94096135960920, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6c9ba0, scope=scope at entry=CALL_FCALL, self=94096135960920) at vm_eval.c:302
     #32 0x000055946cf07b9b in rb_call (scope=CALL_FCALL, argv=0x7ffd6f6c9ba0, argc=1, mid=94096135960920, recv=<optimized out>) at vm_eval.c:595
     #33 rb_funcallv (recv=<optimized out>, mid=mid at entry=4849, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6c9ba0) at vm_eval.c:825
     #34 0x000055946cd848a7 in rb_mod_include (argc=0, argv=0x7fc7bdb4fce8, module=94096135960920) at eval.c:1203
     #35 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x5594710c06b0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4df00, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #36 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4df00, calling=<optimized out>, ci=0x5594710c06b0, cc=<optimized out>) at vm_insnhelper.c:1944
     #37 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #38 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #39 0x000055946cf035fc in invoke_block (captured=0x7ffd6f6ca0a0, opt_pc=<optimized out>, type=<optimized out>, cref=0x559476c23930, self=94096135960920, iseq=0x559471335ee0, ec=0x55946da519c8) at vm.c:1005
     #40 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x7ffd6f6ca0a0, self=94096135960920, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x559476c23930, is_lambda=0) at vm.c:1057
     #41 0x000055946cf04520 in invoke_block_from_c_bh (ec=ec at entry=0x55946da519c8, block_handler=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6ca108, cref=<optimized out>, is_lambda=<optimized out>, is_lambda at entry=0, force_blockarg=0, passed_block_handler=0) at vm.c:1075
     #42 0x000055946cf04958 in vm_yield_with_cref (is_lambda=0, cref=<optimized out>, argv=0x7ffd6f6ca108, argc=1, ec=0x55946da519c8) at vm.c:1112
     #43 yield_under (under=94096135960920, self=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6ca108) at vm_eval.c:1572
     #44 0x000055946cf04b12 in rb_mod_module_exec (argc=argc at entry=1, argv=argv at entry=0x7ffd6f6ca108, mod=<optimized out>) at vm_eval.c:1770
     #45 0x000055946ce00fc6 in rb_mod_initialize (module=94096135960920) at object.c:1978
     #46 0x000055946cf06829 in vm_call0_cfunc_with_frame (ci=0x7ffd6f6ca130, cc=0x7fc7bdb4fc98, argv=0x7fc7bdb4fc98, calling=0x7ffd6f6ca140, ec=0x55946da519c8) at vm_eval.c:87
     #47 vm_call0_cfunc (argv=0x7fc7bdb4fc98, cc=0x7fc7bdb4fc98, ci=0x7ffd6f6ca130, calling=0x7ffd6f6ca140, ec=0x55946da519c8) at vm_eval.c:102
     #48 vm_call0_body (ec=ec at entry=0x55946da519c8, calling=calling at entry=0x7ffd6f6ca1f0, ci=ci at entry=0x7ffd6f6ca1e0, cc=cc at entry=0x7ffd6f6ca210, argv=argv at entry=0x7fc7bdb4fc98) at vm_eval.c:133
     #49 0x000055946cf074b2 in vm_call0 (me=<optimized out>, argv=0x7fc7bdb4fc98, argc=0, id=3057, recv=94096135960920, ec=0x55946da519c8) at vm_eval.c:60
     #50 rb_call0 (ec=0x55946da519c8, recv=recv at entry=94096135960920, mid=mid at entry=3057, argc=argc at entry=3057, argv=argv at entry=0x0, scope=scope at entry=CALL_FCALL, self=94095983466120) at vm_eval.c:302
     #51 0x000055946cf07b9b in rb_call (scope=CALL_FCALL, argv=0x0, argc=3057, mid=3057, recv=94096135960920) at vm_eval.c:595
     #52 rb_funcallv (recv=recv at entry=94096135960920, mid=mid at entry=3057, argc=argc at entry=0, argv=argv at entry=0x7fc7bdb4fc98) at vm_eval.c:825
     #53 0x000055946cd89673 in rb_obj_call_init (obj=obj at entry=94096135960920, argc=argc at entry=0, argv=argv at entry=0x7fc7bdb4fc98) at eval.c:1590
     #54 0x000055946ce048a1 in rb_class_s_new (argc=0, argv=0x7fc7bdb4fc98, klass=<optimized out>) at object.c:2153
     #55 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x559471339c80, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4dfa8, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #56 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4dfa8, calling=<optimized out>, ci=0x559471339c80, cc=<optimized out>) at vm_insnhelper.c:1944
     #57 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #58 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #59 0x000055946cf03274 in invoke_bmethod (ec=ec at entry=0x55946da519c8, iseq=iseq at entry=0x55946f15cbc0, self=self at entry=94096115734640, me=me at entry=0x559475664e28, type=type at entry=572653825, opt_pc=0, captured=0x55947158e8a0) at vm.c:1026
     #60 0x000055946cf03534 in invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x55947158e8a0, self=94096115734640, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x0, is_lambda=1) at vm.c:1060
     #61 0x000055946cf036ce in invoke_block_from_c_proc (ec=<optimized out>, proc=<optimized out>, self=<optimized out>, argc=1, argv=<optimized out>, passed_block_handler=<optimized out>, is_lambda=<optimized out>) at vm.c:1150
     #62 0x000055946cf03811 in vm_invoke_bmethod (block_handler=<optimized out>, argv=<optimized out>, argc=1, self=<optimized out>, proc=<optimized out>, ec=0x55946da519c8) at vm.c:1175
     #63 vm_call_bmethod_body (ci=<optimized out>, cc=0x55946f625960, argv=<optimized out>, calling=0x7ffd6f6ca9b0, ec=0x55946da519c8) at vm_insnhelper.c:1971
     #64 vm_call_bmethod (ec=0x55946da519c8, cfp=0x7fc7bdc4e0c0, calling=0x7ffd6f6ca9b0, ci=<optimized out>, cc=0x55946f625960) at vm_insnhelper.c:1988
     #65 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e0c0, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #66 0x000055946cf0e63e in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:797
     #67 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #68 0x000055946cf06767 in vm_call0_body (ec=ec at entry=0x55946da519c8, calling=calling at entry=0x7ffd6f6cad00, ci=ci at entry=0x7ffd6f6cacf0, cc=cc at entry=0x7ffd6f6cad20, argv=argv at entry=0x7ffd6f6cadb0) at vm_eval.c:129
     #69 0x000055946cf074b2 in vm_call0 (me=<optimized out>, argv=0x7ffd6f6cadb0, argc=1, id=3681, recv=94096115734640, ec=0x55946da519c8) at vm_eval.c:60
     #70 rb_call0 (ec=0x55946da519c8, recv=recv at entry=94096115734640, mid=3681, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6cad90, scope=scope at entry=CALL_FCALL, self=94095983452880) at vm_eval.c:302
     #71 0x000055946cf07b9b in rb_call (scope=CALL_FCALL, argv=0x7ffd6f6cad90, argc=1, mid=<optimized out>, recv=94096115734640) at vm_eval.c:595
     #72 rb_funcallv (recv=recv at entry=94096115734640, mid=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6cadb0) at vm_eval.c:825
     #73 0x000055946cf477d2 in rb_class_inherited (super=super at entry=94096115734640, klass=klass at entry=94096135961440) at class.c:625
     #74 0x000055946cf0f796 in vm_declare_class (super=<optimized out>, cbase=94096094868200, flags=<optimized out>, id=847387) at vm_insnhelper.c:3134
     #75 vm_define_class (super=<optimized out>, cbase=<optimized out>, flags=<optimized out>, id=847387) at vm_insnhelper.c:3167
     #76 vm_find_or_create_class_by_id (super=<optimized out>, cbase=<optimized out>, flags=<optimized out>, id=847387) at vm_insnhelper.c:3196
     #77 vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:685
     #78 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #79 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x559471f1b548) at vm.c:2046
     #80 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94096135872160, wrap=wrap at entry=0) at load.c:611
     #81 0x000055946cdd41f1 in rb_require_internal (fname=94096135872400, fname at entry=94096135872440, safe=0) at load.c:992
     #82 0x000055946cdd4493 in rb_require_safe (safe=<optimized out>, fname=94096135872440) at load.c:1038
     #83 rb_f_require (obj=<optimized out>, fname=94096135872440) at load.c:820
     #84 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x5594708700a0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e168, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #85 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e168, calling=<optimized out>, ci=0x5594708700a0, cc=<optimized out>) at vm_insnhelper.c:1944
     #86 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e168, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #87 0x000055946cf0e63e in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:797
     #88 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #89 0x000055946cf035fc in invoke_block (captured=0x7fc7bdc4e490, opt_pc=<optimized out>, type=<optimized out>, cref=0x0, self=94096096426480, iseq=0x55946e49f0b8, ec=0x55946da519c8) at vm.c:1005
     #90 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x7fc7bdc4e490, self=94096096426480, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x0, is_lambda=0) at vm.c:1057
     #91 0x000055946cf04699 in invoke_block_from_c_bh (argc=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at vm.c:1075
     #92 vm_yield (argc=1, argv=0x7ffd6f6cb938, ec=<optimized out>) at vm.c:1120
     #93 rb_yield_0 (argv=0x7ffd6f6cb938, argc=1) at vm_eval.c:980
     #94 rb_yield_1 (val=94096130169040) at vm_eval.c:986
     #95 rb_yield (val=<optimized out>) at vm_eval.c:996
     #96 0x000055946cf2113d in rb_ary_each (ary=94096076222560) at array.c:1820
     #97 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946ed0d090, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e478, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #98 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e478, calling=<optimized out>, ci=0x55946ed0d090, cc=<optimized out>) at vm_insnhelper.c:1944
     #99 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #100 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #101 0x000055946cf035fc in invoke_block (captured=0x7fc7bdc4e500, opt_pc=<optimized out>, type=<optimized out>, cref=0x0, self=94096096426480, iseq=0x55946e49f298, ec=0x55946da519c8) at vm.c:1005
     #102 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x7fc7bdc4e500, self=94096096426480, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x0, is_lambda=0) at vm.c:1057
     #103 0x000055946cf04699 in invoke_block_from_c_bh (argc=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at vm.c:1075
     #104 vm_yield (argc=1, argv=0x7ffd6f6cbdf8, ec=<optimized out>) at vm.c:1120
     #105 rb_yield_0 (argv=0x7ffd6f6cbdf8, argc=1) at vm_eval.c:980
     #106 rb_yield_1 (val=94096095502480) at vm_eval.c:986
     #107 rb_yield (val=<optimized out>) at vm_eval.c:996
     #108 0x000055946cf2113d in rb_ary_each (ary=94096095328480) at array.c:1820
     #109 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e8552a0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e4e8, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #110 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e4e8, calling=<optimized out>, ci=0x55946e8552a0, cc=<optimized out>) at vm_insnhelper.c:1944
     #111 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #112 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #113 0x000055946cf06767 in vm_call0_body (ec=ec at entry=0x55946da519c8, calling=calling at entry=0x7ffd6f6cc2d0, ci=ci at entry=0x7ffd6f6cc2c0, cc=cc at entry=0x7ffd6f6cc2f0, argv=argv at entry=0x7ffd6f6cc390) at vm_eval.c:129
     #114 0x000055946cf074b2 in vm_call0 (me=<optimized out>, argv=0x7ffd6f6cc390, argc=0, id=135807, recv=94096096186440, ec=0x55946da519c8) at vm_eval.c:60
     #115 rb_call0 (ec=0x55946da519c8, recv=94096096186440, mid=135807, argc=<optimized out>, argv=argv at entry=0x8, scope=scope at entry=CALL_PUBLIC, self=94095993048320) at vm_eval.c:302
     #116 0x000055946cf0a31a in rb_call (scope=CALL_PUBLIC, argv=0x8, argc=<optimized out>, mid=<optimized out>, recv=<optimized out>) at vm_eval.c:595
     #117 rb_funcall_with_block (recv=<optimized out>, mid=<optimized out>, argc=argc at entry=0, argv=argv at entry=0x7ffd6f6cc390, passed_procval=passed_procval at entry=8) at vm_eval.c:857
     #118 0x000055946ceb319c in rb_sym_proc_call (mid=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7ffd6f6cc388, passed_proc=passed_proc at entry=8) at string.c:10480
     #119 0x000055946cf0477c in vm_yield_with_symbol (block_handler=0, argv=0x7ffd6f6cc388, argc=1, symbol=<optimized out>, ec=<optimized out>) at vm_insnhelper.c:2573
     #120 invoke_block_from_c_bh (argc=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at vm.c:1084
     #121 vm_yield (argc=1, argv=0x7ffd6f6cc388, ec=<optimized out>) at vm.c:1120
     #122 rb_yield_0 (argv=0x7ffd6f6cc388, argc=1) at vm_eval.c:980
     #123 rb_yield_1 (val=94096096186440) at vm_eval.c:986
     #124 rb_yield (val=<optimized out>) at vm_eval.c:996
     #125 0x000055946cf2113d in rb_ary_each (ary=94095993048320) at array.c:1820
     #126 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x5594744d8280, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e590, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #127 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e590, calling=<optimized out>, ci=0x5594744d8280, cc=<optimized out>) at vm_insnhelper.c:1944
     #128 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e590, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #129 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #130 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #131 0x000055946cf035fc in invoke_block (captured=0x7ffd6f6cc8e0, opt_pc=<optimized out>, type=<optimized out>, cref=0x559474604128, self=94096096426480, iseq=0x5594745027e8, ec=0x55946da519c8) at vm.c:1005
     #132 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x7ffd6f6cc8e0, self=94096096426480, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x559474604128, is_lambda=0) at vm.c:1057
     #133 0x000055946cf04520 in invoke_block_from_c_bh (ec=ec at entry=0x55946da519c8, block_handler=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7fc7bdb4f7f8, cref=<optimized out>, is_lambda=<optimized out>, is_lambda at entry=0, force_blockarg=0, passed_block_handler=0) at vm.c:1075
     #134 0x000055946cf04958 in vm_yield_with_cref (is_lambda=0, cref=<optimized out>, argv=0x7fc7bdb4f7f8, argc=1, ec=0x55946da519c8) at vm.c:1112
     #135 yield_under (under=94096093646040, self=<optimized out>, argc=1, argv=0x7fc7bdb4f7f8) at vm_eval.c:1572
     #136 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e5cd230, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e600, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #137 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e600, calling=<optimized out>, ci=0x55946e5cd230, cc=<optimized out>) at vm_insnhelper.c:1944
     #138 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #139 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #140 0x000055946cf035fc in invoke_block (captured=0x5594744c4fb0, opt_pc=<optimized out>, type=<optimized out>, cref=0x0, self=94095990659320, iseq=0x55946e192aa0, ec=0x55946da519c8) at vm.c:1005
     #141 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x5594744c4fb0, self=94095990659320, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x0, is_lambda=0) at vm.c:1057
     #142 0x000055946cf04699 in invoke_block_from_c_bh (argc=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at vm.c:1075
     #143 vm_yield (argc=1, argv=0x7ffd6f6ccdc8, ec=<optimized out>) at vm.c:1120
     #144 rb_yield_0 (argv=0x7ffd6f6ccdc8, argc=1) at vm_eval.c:980
     #145 rb_yield_1 (val=94096094867920) at vm_eval.c:986
     #146 rb_yield (val=<optimized out>) at vm_eval.c:996
     #147 0x000055946cf2113d in rb_ary_each (ary=94096094867160) at array.c:1820
     #148 0x000055946cf06829 in vm_call0_cfunc_with_frame (ci=0x7ffd6f6cce00, cc=0x7ffd6f6cce70, argv=0x7fc7bdb4f6b8, calling=0x7ffd6f6cce50, ec=0x55946da519c8) at vm_eval.c:87
     #149 vm_call0_cfunc (argv=0x7fc7bdb4f6b8, cc=0x7ffd6f6cce70, ci=0x7ffd6f6cce00, calling=0x7ffd6f6cce50, ec=0x55946da519c8) at vm_eval.c:102
     #150 vm_call0_body (ec=0x55946da519c8, calling=calling at entry=0x7ffd6f6ccec0, ci=ci at entry=0x7ffd6f6cceb0, cc=cc at entry=0x7ffd6f6ccee0, argv=0x7fc7bdb4f6b8) at vm_eval.c:133
     #151 0x000055946cf06c50 in vm_call0 (me=<optimized out>, argv=<optimized out>, argc=<optimized out>, id=<optimized out>, recv=<optimized out>, ec=<optimized out>) at vm_eval.c:60
     #152 rb_vm_call (ec=<optimized out>, recv=<optimized out>, id=<optimized out>, argc=<optimized out>, argv=<optimized out>, me=<optimized out>) at vm_eval.c:209
     #153 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946dba2780, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e7c0, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #154 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e7c0, calling=<optimized out>, ci=0x55946dba2780, cc=<optimized out>) at vm_insnhelper.c:1944
     #155 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e7c0, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #156 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #157 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #158 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946dfed3a8) at vm.c:2046
     #159 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095988939080, wrap=wrap at entry=0) at load.c:611
     #160 0x000055946cdd41f1 in rb_require_internal (fname=94095988939160, fname at entry=94095988939200, safe=0) at load.c:992
     #161 0x000055946cdd4493 in rb_require_safe (safe=<optimized out>, fname=94095988939200) at load.c:1038
     #162 rb_f_require (obj=<optimized out>, fname=94095988939200) at load.c:820
     #163 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946dffa920, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e948, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #164 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e948, calling=<optimized out>, ci=0x55946dffa920, cc=<optimized out>) at vm_insnhelper.c:1944
     #165 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e948, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #166 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #167 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #168 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946dfee438) at vm.c:2046
     #169 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095993039280, wrap=wrap at entry=0) at load.c:611
     #170 0x000055946cdd41f1 in rb_require_internal (fname=fname at entry=94095993043840, safe=0) at load.c:992
     #171 0x000055946cdd4493 in rb_require_safe (safe=<optimized out>, fname=94095993043840) at load.c:1038
     #172 rb_f_require (obj=<optimized out>, fname=94095993043840) at load.c:820
     #173 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946ea12160, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4e9b8, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #174 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4e9b8, calling=<optimized out>, ci=0x55946ea12160, cc=<optimized out>) at vm_insnhelper.c:1944
     #175 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4e9b8, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #176 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #177 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #178 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946e3d7c48) at vm.c:2046
     #179 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095988920840, wrap=<optimized out>) at load.c:611
     #180 0x000055946cdd2850 in rb_load_internal (wrap=0, fname=94095988920840) at load.c:642
     #181 rb_f_load (argc=<optimized out>, argv=<optimized out>) at load.c:710
     #182 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e7c96e0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4ea28, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #183 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4ea28, calling=<optimized out>, ci=0x55946e7c96e0, cc=<optimized out>) at vm_insnhelper.c:1944
     #184 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4ea28, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #185 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #186 0x000055946cf02f4c in vm_exec (ec=ec at entry=0x55946da519c8) at vm.c:1804
     #187 0x000055946cf035fc in invoke_block (captured=0x7fc7bdc4eae8, opt_pc=<optimized out>, type=<optimized out>, cref=0x0, self=94095998891400, iseq=0x55946e4dae10, ec=0x55946da519c8) at vm.c:1005
     #188 invoke_iseq_block_from_c (ec=0x55946da519c8, captured=0x7fc7bdc4eae8, self=94095998891400, argc=<optimized out>, argv=<optimized out>, passed_block_handler=0, cref=0x0, is_lambda=0) at vm.c:1057
     #189 0x000055946cf04699 in invoke_block_from_c_bh (argc=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at vm.c:1075
     #190 vm_yield (argc=1, argv=0x7ffd6f6ce8e8, ec=<optimized out>) at vm.c:1120
     #191 rb_yield_0 (argv=0x7ffd6f6ce8e8, argc=1) at vm_eval.c:980
     #192 rb_yield_1 (val=94095988924840) at vm_eval.c:986
     #193 rb_yield (val=<optimized out>) at vm_eval.c:996
     #194 0x000055946cf2113d in rb_ary_each (ary=94095988920960) at array.c:1820
     #195 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e421000, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4ead0, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #196 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4ead0, calling=<optimized out>, ci=0x55946e421000, cc=<optimized out>) at vm_insnhelper.c:1944
     #197 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4ead0, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #198 0x000055946cf0cb05 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:716
     #199 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #200 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946e35f2c0) at vm.c:2046
     #201 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095992643280, wrap=<optimized out>) at load.c:611
     #202 0x000055946cdd2850 in rb_load_internal (wrap=0, fname=94095992643280) at load.c:642
     #203 rb_f_load (argc=<optimized out>, argv=<optimized out>) at load.c:710
     #204 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e24bb20, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4ec58, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #205 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4ec58, calling=<optimized out>, ci=0x55946e24bb20, cc=<optimized out>) at vm_insnhelper.c:1944
     #206 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4ec58, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #207 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #208 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #209 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946e3a7390) at vm.c:2046
     #210 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095993616120, wrap=<optimized out>) at load.c:611
     #211 0x000055946cdd2850 in rb_load_internal (wrap=0, fname=94095993616120) at load.c:642
     #212 rb_f_load (argc=<optimized out>, argv=<optimized out>) at load.c:710
     #213 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e6a00d0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4ecc8, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #214 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4ecc8, calling=<optimized out>, ci=0x55946e6a00d0, cc=<optimized out>) at vm_insnhelper.c:1944
     #215 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4ecc8, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #216 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #217 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #218 0x000055946cf118d1 in rb_iseq_eval (iseq=iseq at entry=0x55946e470100) at vm.c:2046
     #219 0x000055946cdd2164 in rb_load_internal0 (ec=ec at entry=0x55946da519c8, fname=fname at entry=94095993672200, wrap=<optimized out>) at load.c:611
     #220 0x000055946cdd2850 in rb_load_internal (wrap=0, fname=94095993672200) at load.c:642
     #221 rb_f_load (argc=<optimized out>, argv=<optimized out>) at load.c:710
     #222 0x000055946cefb61f in vm_call_cfunc_with_frame (ci=0x55946e3306a0, cc=<optimized out>, calling=<optimized out>, reg_cfp=0x7fc7bdc4efa0, ec=0x55946da519c8) at vm_insnhelper.c:1928
     #223 vm_call_cfunc (ec=0x55946da519c8, reg_cfp=0x7fc7bdc4efa0, calling=<optimized out>, ci=0x55946e3306a0, cc=<optimized out>) at vm_insnhelper.c:1944
     #224 0x000055946cf03ea3 in vm_call_method (ec=0x55946da519c8, cfp=0x7fc7bdc4efa0, calling=<optimized out>, ci=<optimized out>, cc=<optimized out>) at vm_insnhelper.c:2417
     #225 0x000055946cf0b5c2 in vm_exec_core (ec=ec at entry=0x55946da519c8, initial=initial at entry=0) at /tmp/ruby-build.20180216151216.13740/ruby-trunk/insns.def:779
     #226 0x000055946cf02f4c in vm_exec (ec=0x55946da519c8) at vm.c:1804
     #227 0x000055946cf119d5 in rb_iseq_eval_main (iseq=iseq at entry=0x55946e4bbba0) at vm.c:2057
     #228 0x000055946cd83d54 in ruby_exec_internal (n=0x55946e4bbba0) at eval.c:247
     #229 0x000055946cd87fdf in ruby_exec_node (n=0x55946e4bbba0) at eval.c:311
     #230 ruby_run_node (n=<optimized out>) at eval.c:303
     #231 0x000055946cd831bf in main (argc=22, argv=0x7ffd6f6d0148) at ./main.c:42

  Modified files:
    trunk/mjit.c


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