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Issue 668686 link

Starred by 1 user
Status: WontFix
Owner:
jgruber@chromium.org
Closed: Mar 2017
Cc:
yangguo@chromium.org
nyerramilli@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Hang in v8_regexp_parser_fuzzer

Project Member Reported by ClusterFuzz, Nov 25 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6243978006757376

Fuzzer: libfuzzer_v8_regexp_parser_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Hang
Crash Address: 
Crash State:
  v8_regexp_parser_fuzzer
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=415619:415673

Minimized Testcase (0.03 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv96l_K3v_Kj7WbG6wQK72llO13Xv6pYY3VRUSsDkDtpWuJfQu5kLmny2VFOmxUepvnp8f1i1-fe_10GExj01Kz2WQUT98VUCLyQoOm8xOy-jW_euu6zzle2trkaz-JkTQ48LqclLCS4rnTfRdED2SKopk0WphA?testcase_id=6243978006757376
(?:abc+a{5,||||1000000}){000800}:


Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

Comment 1 by ajha@chromium.org, Nov 28 2016

Labels: M-55

Comment 2 by nyerramilli@chromium.org, Jan 19 2017

Cc: nyerramilli@chromium.org
Components: Blink>JavaScript

Comment 3 by mstarzinger@chromium.org, Jan 31 2017

Cc: yangguo@chromium.org
Owner: jgruber@chromium.org
Status: Assigned (was: Untriaged)
Triggered by regexp fuzzer. Unsure whether it is just a timeout or a real hang. Feel free to close if not actionable.

Comment 4 by jgruber@chromium.org, Mar 21 2017

Status: WontFix (was: Assigned)
Just a long-running regexp: 

/(?:abc+a{5,||||1000000}){20}:/.exec("foobar")
►

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