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abort in mrb_exc_raise #3663

clayton-shopify opened this issue May 23, 2017 · 0 comments

abort in mrb_exc_raise #3663

clayton-shopify opened this issue May 23, 2017 · 0 comments


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@clayton-shopify clayton-shopify commented May 23, 2017

The following input demonstrates a crash:


I was able to reproduce on an Ubuntu 14.04 VM with 1 GB of RAM, but not on my OS X laptop.


(gdb) run
Starting program: /home/clayton/git/mruby/bin/mruby 231247.rb
RuntimeError:broken backtrace

Program received signal SIGABRT, Aborted.
0x00007ffff7745c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
56	../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0  0x00007ffff7745c37 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1  0x00007ffff7749028 in __GI_abort () at abort.c:89
#2  0x000000000042dd62 in mrb_exc_raise (mrb=0x6af010, exc=...) at /home/clayton/git/mruby/src/error.c:263
#3  0x000000000042ddc5 in mrb_raise (mrb=0x6af010, c=0x6b9820, msg=0x48b4df "broken backtrace")
    at /home/clayton/git/mruby/src/error.c:271
#4  0x000000000044c37c in print_packed_backtrace (mrb=0x6af010, packed=...) at /home/clayton/git/mruby/src/backtrace.c:107
#5  0x000000000044c5b3 in mrb_print_backtrace (mrb=0x6af010) at /home/clayton/git/mruby/src/backtrace.c:145
#6  0x000000000042d1bf in mrb_print_error (mrb=0x6af010) at /home/clayton/git/mruby/src/print.c:33
#7  0x0000000000402455 in main (argc=2, argv=0x7fffffffe478) at /home/clayton/git/mruby/mrbgems/mruby-bin-mruby/tools/mruby/mruby.c:240

It appears this problem was introduced in 9644ad5.

This issue was reported by Dinko Galetic & Denis Kasak (

@matz matz closed this as completed in e969229 May 25, 2017
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