Gwion / Gwion

:musical_note: strongly-timed musical programming language

Home Page:https://Gwion.github.io/Gwion

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[FUZZIT] Crash at fuzzing target gwion

fuzzit-dev opened this issue · comments

A new crash was discovered for fuzzing target gwion.
Here is a snippet of the log:

9	NEW    cov: 3792 ft: 9509 corp: 234/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 269/269 MS: 5 ChangeBinInt-ShuffleBytes-ChangeBinInt-ShuffleBytes-CrossOver-
FUZZER: #280	NEW    cov: 3793 ft: 9514 corp: 235/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 125/269 MS: 1 PersAutoDict- DE: "\x01\x00\x00\x00\x00\x00\x00\x00"-
FUZZER: #282	NEW    cov: 3795 ft: 9521 corp: 236/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 269/269 MS: 2 CMP-CrossOver- DE: "\x12\x00\x00\x00"-
FUZZER: #284	NEW    cov: 3795 ft: 9522 corp: 237/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 134/269 MS: 2 ChangeBinInt-CopyPart-
FUZZER: #285	NEW    cov: 3795 ft: 9523 corp: 238/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 238/269 MS: 1 InsertRepeatedBytes-
FUZZER: #288	NEW    cov: 3795 ft: 9525 corp: 239/20Kb lim: 269 exec/s: 0 rss: 29Mb L: 125/269 MS: 3 ShuffleBytes-ChangeByte-ShuffleBytes-
FUZZER: #297	NEW    cov: 3795 ft: 9527 corp: 240/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 109/269 MS: 4 ShuffleBytes-ChangeByte-ChangeBit-InsertRepeatedBytes-
FUZZER: #300	NEW    cov: 3795 ft: 9529 corp: 241/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 205/269 MS: 3 CopyPart-ChangeASCIIInt-CrossOver-
FUZZER: #301	NEW    cov: 3795 ft: 9530 corp: 242/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 94/269 MS: 1 ChangeByte-
FUZZER: #303	NEW    cov: 3795 ft: 9531 corp: 243/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 123/269 MS: 2 PersAutoDict-CopyPart- DE: "\x01\x00\x00\x00\x00\x00\x00\x00"-
FUZZER: #314	NEW    cov: 3795 ft: 9532 corp: 244/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 213/269 MS: 1 PersAutoDict- DE: "\x12\x00\x00\x00"-
FUZZER: #316	NEW    cov: 3795 ft: 9538 corp: 245/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 152/269 MS: 2 PersAutoDict-InsertRepeatedBytes- DE: "\x01\x00\x00\x00\x00\x00\x00\x00"-
FUZZER: #319	NEW    cov: 3796 ft: 9539 corp: 246/21Kb lim: 269 exec/s: 0 rss: 29Mb L: 104/269 MS: 3 CopyPart-ShuffleBytes-ChangeBit-
FUZZER: #340	NEW    cov: 3796 ft: 9540 corp: 247/22Kb lim: 269 exec/s: 0 rss: 29Mb L: 137/269 MS: 1 CopyPart-
FUZZER: UndefinedBehaviorSanitizer:DEADLYSIGNAL
FUZZER: ==29==ERROR: UndefinedBehaviorSanitizer: BUS on unknown address 0x000000000000 (pc 0x0000005012d4 bp 0x7fffd6e6d570 sp 0xe0007fffd6e6d510 T29)
FUZZER:     #0 0x5012d3  (/app/fuzzer+0x5012d3)
FUZZER:     #1 0x500aa3  (/app/fuzzer+0x500aa3)
FUZZER:     #2 0x4c05e0  (/app/fuzzer+0x4c05e0)
FUZZER:     #3 0x4ece99  (/app/fuzzer+0x4ece99)
FUZZER:     #4 0x4eb5d1  (/app/fuzzer+0x4eb5d1)
FUZZER:     #5 0x4eb878  (/app/fuzzer+0x4eb878)
FUZZER:     #6 0x4f0e79  (/app/fuzzer+0x4f0e79)
FUZZER:     #7 0x4f31e6  (/app/fuzzer+0x4f31e6)
FUZZER:     #8 0x4ef8ca  (/app/fuzzer+0x4ef8ca)
FUZZER:     #9 0x4f179b  (/app/fuzzer+0x4f179b)
FUZZER:     #10 0x4f266f  (/app/fuzzer+0x4f266f)
FUZZER:     #11 0x4f2c20  (/app/fuzzer+0x4f2c20)
FUZZER:     #12 0x4ec216  (/app/fuzzer+0x4ec216)
FUZZER:     #13 0x4f2d86  (/app/fuzzer+0x4f2d86)
FUZZER:     #14 0x4ebce4  (/app/fuzzer+0x4ebce4)
FUZZER:     #15 0x4f306c  (/app/fuzzer+0x4f306c)
FUZZER:     #16 0x4d7f0c  (/app/fuzzer+0x4d7f0c)
FUZZER:     #17 0x4f0efe  (/app/fuzzer+0x4f0efe)
FUZZER:     #18 0x4f31e6  (/app/fuzzer+0x4f31e6)
FUZZER:     #19 0x4ef8ca  (/app/fuzzer+0x4ef8ca)
FUZZER:     #20 0x4f179b  (/app/fuzzer+0x4f179b)
FUZZER:     #21 0x4f280f  (/app/fuzzer+0x4f280f)
FUZZER:     #22 0x4f3161  (/app/fuzzer+0x4f3161)
FUZZER:     #23 0x4be48c  (/app/fuzzer+0x4be48c)
FUZZER:     #24 0x4b6fb1  (/app/fuzzer+0x4b6fb1)
FUZZER:     #25 0x4b314a  (/app/fuzzer+0x4b314a)
FUZZER:     #26 0x4b337e  (/app/fuzzer+0x4b337e)
FUZZER:     #27 0x4b1a05  (/app/fuzzer+0x4b1a05)
FUZZER:     #28 0x442f91  (/app/fuzzer+0x442f91)
FUZZER:     #29 0x4427d5  (/app/fuzzer+0x4427d5)
FUZZER:     #30 0x444a77  (/app/fuzzer+0x444a77)
FUZZER:     #31 0x445795  (/app/fuzzer+0x445795)
FUZZER:     #32 0x433558  (/app/fuzzer+0x433558)
FUZZER:     #33 0x45c9c2  (/app/fuzzer+0x45c9c2)
FUZZER:     #34 0x7f5292bb92e0  (/lib/x86_64-linux-gnu/libc.so.6+0x202e0)
FUZZER:     #35 0x406e08  (/app/fuzzer+0x406e08)
FUZZER: 
FUZZER: UndefinedBehaviorSanitizer can not provide additional info.
FUZZER: ==29==ABORTING
FUZZER: MS: 1 ChangeBinInt-; base unit: 37d84c8a8a4caaa4c6ff10de85421b90b62e40e2
FUZZER: 0x63,0x6c,0x61,0x73,0x73,0x3c,0x7e,0x45,0x7e,0x3e,0x43,0x7b,0x66,0x75,0x6e,0x20,0x76,0x6f,0x69,0x64,0x20,0x74,0x28,0x29,0x7b,0xa,0x20,0x20,0x20,0x20,0x3c,0x7e,0x41,0x7e,0x3e,0x43,0x20,0x63,0x3b,0xa,0x20,0x20,0x7d,0xa,0x7d,0xa,0xa,0x3c,0x7e,0x69,0x6e,0x74,0x7e,0x3e,0x43,0x20,0x63,0x3b,0xa,
FUZZER: class<~E~>C{fun void t(){\x0a    <~A~>C c;\x0a  }\x0a}\x0a\x0a<~int~>C c;\x0a
FUZZER: artifact_prefix='./'; Test unit written to ./artifact
FUZZER: Base64: Y2xhc3M8fkV+PkN7ZnVuIHZvaWQgdCgpewogICAgPH5Bfj5DIGM7CiAgfQp9Cgo8fmludH4+QyBjOwo=
FUZZER: stat::number_of_executed_units: 341
FUZZER: stat::average_exec_per_sec:     0
FUZZER: stat::new_units_added:          35
FUZZER: stat::slowest_unit_time_sec:    0
FUZZER: stat::peak_rss_mb:              29
2020/05/24 20:23:33 process finished with error = exit status 1
2020/05/24 20:23:33 Exit Status: 1
2020/05/24 20:23:33 uploading crash...

More details can be found here

Cheers,
Fuzzit Bot