[Open] [BUG] setup_arg: unknown node: NODE_DVAR

Issue #9717 has been reported by Akira T…


Bug #9717: [BUG] setup_arg: unknown node: NODE_DVAR
https://bugs.ruby-lang.org/issues/9717

  • Author: Akira T.
  • Status: Open
  • Priority: Normal
  • Assignee:
  • Category:
  • Target version:
  • ruby -v: ruby 2.2.0dev (2014-04-09 trunk 45540) [x86_64-linux]
  • Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN

以下のようにすると、[BUG] setup_arg: unknown node: NODE_DVAR というメッセージが出て異常終了します。

% ./miniruby -e ‘GC.stress = true; eval(“foo += bar”)’
-e:1: [BUG] setup_arg: unknown node: NODE_DVAR

ruby 2.2.0dev (2014-04-09 trunk 45540) [x86_64-linux]

– Control frame information

c:0003 p:---- s:0008 e:000007 CFUNC :eval
c:0002 p:0021 s:0004 E:0006e8 EVAL -e:1 [FINISH]
c:0001 p:0000 s:0002 E:000ed8 TOP [FINISH]

– Ruby level backtrace information

-e:1:in <main>' -e:1:ineval’

– C level backtrace information

-e:1: [BUG] Segmentation fault at 0x00000000000041
ruby 2.2.0dev (2014-04-09 trunk 45540) [x86_64-linux]

– Control frame information

c:0003 p:---- s:0008 e:000007 CFUNC :eval
c:0002 p:0021 s:0004 E:0006e8 EVAL -e:1 [FINISH]
c:0001 p:0000 s:0002 E:000ed8 TOP [FINISH]

– Ruby level backtrace information

-e:1:in <main>' -e:1:ineval’

– C level backtrace information

/home/akr/tst1/ruby/miniruby(rb_print_backtrace+0x19) [0x7f8fa358cd0a]
vm_dump.c:685
/home/akr/tst1/ruby/miniruby(rb_vm_bugreport+0x93) [0x7f8fa358cdb3]
vm_dump.c:824
/home/akr/tst1/ruby/miniruby(report_bug+0x18d) [0x7f8fa341e4c2]
error.c:312
/home/akr/tst1/ruby/miniruby(rb_bug+0xdf) [0x7f8fa341e63c] error.c:339
/home/akr/tst1/ruby/miniruby(sigsegv+0x86) [0x7f8fa34ff9ad] signal.c:731
/lib/x86_64-linux-gnu/libpthread.so.0 [0x7f8fa2f88880]
/home/akr/tst1/ruby/miniruby(rb_dump_backtrace_with_lines+0x164)
[0x7f8fa35a3eeb] addr2line.c:672
/home/akr/tst1/ruby/miniruby(rb_print_backtrace+0x2d) [0x7f8fa358cd1e]
vm_dump.c:687
/home/akr/tst1/ruby/miniruby(rb_vm_bugreport+0x93) [0x7f8fa358cdb3]
vm_dump.c:824
/home/akr/tst1/ruby/miniruby(report_bug+0x18d) [0x7f8fa341e4c2]
error.c:312
/home/akr/tst1/ruby/miniruby(rb_bug+0xdf) [0x7f8fa341e63c] error.c:339
/home/akr/tst1/ruby/miniruby(setup_args+0x3c1) [0x7f8fa3559a2f]
compile.c:3149
/home/akr/tst1/ruby/miniruby(iseq_compile_each+0x66fc) [0x7f8fa35602f2]
compile.c:4444
/home/akr/tst1/ruby/miniruby(iseq_compile_each+0x3ffe) [0x7f8fa355dbf4]
compile.c:3918
/home/akr/tst1/ruby/miniruby(rb_iseq_compile_node+0x4bb)
[0x7f8fa3553182] compile.c:507
/home/akr/tst1/ruby/miniruby(rb_iseq_new_with_bopt_and_opt+0x9c)
[0x7f8fa3569c98] iseq.c:449
/home/akr/tst1/ruby/miniruby(rb_iseq_new_with_opt+0x58) [0x7f8fa3569d02]
iseq.c:460
/home/akr/tst1/ruby/miniruby(rb_iseq_compile_with_option+0x27a)
[0x7f8fa356a809] iseq.c:618
/home/akr/tst1/ruby/miniruby(eval_string_with_cref+0x3f7)
[0x7f8fa3583c60] vm_eval.c:1263
/home/akr/tst1/ruby/miniruby(eval_string+0x42) [0x7f8fa35843b8]
vm_eval.c:1329
/home/akr/tst1/ruby/miniruby(rb_f_eval+0xc8) [0x7f8fa3584482]
vm_eval.c:1368
/home/akr/tst1/ruby/miniruby(call_cfunc_m1+0x2f) [0x7f8fa3572edd]
vm_insnhelper.c:1330
/home/akr/tst1/ruby/miniruby(vm_call_cfunc_with_frame+0x216)
[0x7f8fa3573a8c] vm_insnhelper.c:1502
/home/akr/tst1/ruby/miniruby(vm_call_cfunc+0x2b) [0x7f8fa3573b99]
vm_insnhelper.c:1592
/home/akr/tst1/ruby/miniruby(vm_call_method+0x113) [0x7f8fa35746ae]
vm_insnhelper.c:1786
/home/akr/tst1/ruby/miniruby(vm_call_general+0x2b) [0x7f8fa3574f1f]
vm_insnhelper.c:1941
/home/akr/tst1/ruby/miniruby(vm_exec_core+0x27cd) [0x7f8fa35787da]
insns.def:1028
/home/akr/tst1/ruby/miniruby(vm_exec+0xe7) [0x7f8fa35887bb] vm.c:1328
/home/akr/tst1/ruby/miniruby(rb_iseq_eval_main+0x34) [0x7f8fa3589730]
vm.c:1586
/home/akr/tst1/ruby/miniruby(ruby_exec_internal+0x134) [0x7f8fa34244f2]
eval.c:251
/home/akr/tst1/ruby/miniruby(ruby_exec_node+0x24) [0x7f8fa342461b]
eval.c:316
/home/akr/tst1/ruby/miniruby(ruby_run_node+0x3e) [0x7f8fa34245ee]
eval.c:308
/home/akr/tst1/ruby/miniruby(main+0x71) [0x7f8fa33d9586] main.c:36
*** Error in `./miniruby’: double free or corruption (out):
0x00007f8fa55e00c0 ***
zsh: segmentation fault ./miniruby -e ‘GC.stress = true; eval(“foo +=
bar”)’
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