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The following input demonstrates a crash:
def c yield ensure h { j = a = c = x = Array.new r = j 1.times do end u = u.to_s } f end def j yield ensure def i end end def h yield end def f yield ensure p j end lambda{ c{ c{ c{ return proc{}}}}}.call
It seems this problem was introduced by 7ff90b5.
ASAN report:
ASAN:DEADLYSIGNAL ================================================================= ==71792==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000018 (pc 0x00010039c497 bp 0x7fff5f991190 sp 0x7fff5f991020 T0) ==71792==The signal is caused by a READ memory access. ==71792==Hint: address points to the zero page. #0 0x10039c496 in mrb_obj_iv_get (mruby:x86_64+0x100141496) #1 0x10029acfc in mrb_class_path (mruby:x86_64+0x10003fcfc) #2 0x10029c53f in mrb_class_name (mruby:x86_64+0x10004153f) #3 0x10029d022 in mrb_obj_classname (mruby:x86_64+0x100042022) #4 0x10033816a in mrb_any_to_s (mruby:x86_64+0x1000dd16a) #5 0x100300d9f in mrb_method_missing (mruby:x86_64+0x1000a5d9f) #6 0x1003c8a2a in mrb_vm_exec (mruby:x86_64+0x10016da2a) #7 0x1003be2e6 in mrb_vm_run (mruby:x86_64+0x1001632e6) #8 0x1003b616e in mrb_run (mruby:x86_64+0x10015b16e) #9 0x1003f02c9 in ecall (mruby:x86_64+0x1001952c9) #10 0x1003ee203 in mrb_vm_exec (mruby:x86_64+0x100193203) #11 0x1003be2e6 in mrb_vm_run (mruby:x86_64+0x1001632e6) #12 0x1003f2e0f in mrb_top_run (mruby:x86_64+0x100197e0f) #13 0x1004c59d5 in mrb_load_exec (mruby:x86_64+0x10026a9d5) #14 0x1004c6325 in mrb_load_file_cxt (mruby:x86_64+0x10026b325) #15 0x10025d5b6 in main mruby.c:227 #16 0x7fffe5638234 in start (libdyld.dylib:x86_64+0x5234) ==71792==Register values: rax = 0x0000000000000018 rbx = 0x00007fff5f991080 rcx = 0x000061400000a440 rdx = 0x00001fffebf32204 rdi = 0x00007fff5f991040 rsi = 0x0000000000000000 rbp = 0x00007fff5f991190 rsp = 0x00007fff5f991020 r8 = 0x00007fff5f991060 r9 = 0x00000000000002a8 r10 = 0x0000000000000018 r11 = 0x0000100000000003 r12 = 0x00007fff5f9911e0 r13 = 0x00007fff5f991200 r14 = 0x0000100000000000 r15 = 0x00007fff5f9911c0 AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (mruby:x86_64+0x100141496) in mrb_obj_iv_get ==71792==ABORTING Abort trap: 6
This issue was reported by https://hackerone.com/ahihi
The text was updated successfully, but these errors were encountered:
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The following input demonstrates a crash:
It seems this problem was introduced by 7ff90b5.
ASAN report:
This issue was reported by https://hackerone.com/ahihi
The text was updated successfully, but these errors were encountered: