AddressSanitizer:DEADLYSIGNAL
=================================================================
==25984==ERROR: AddressSanitizer: SEGV on unknown address (pc 0x0000004ea634 bp 0x7ffdd4213270 sp 0x7ffdd42130c0 T0)
==25984==The signal is caused by a READ memory access.
==25984==Hint: this fault was caused by a dereference of a high value address (see register values below). Disassemble the provided pc to learn which register was used.
#0 0x4ea634 in njs_value_property /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_value.c:1083:19
#1 0x521273 in njs_object_length /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_object.c:2628:11
#2 0x600a64 in njs_promise_race /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_promise.c:1727:11
#3 0x54c08e in njs_function_native_call /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_function.c:728:11
#4 0x54a9a7 in njs_function_frame_invoke /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_function.c:766:16
#5 0x4f9b4f in njs_vmcode_interpreter /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_vmcode.c:799:23
#6 0x54b526 in njs_function_lambda_call /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_function.c:693:11
#7 0x54a9b9 in njs_function_frame_invoke /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_function.c:769:16
#8 0x4f9b4f in njs_vmcode_interpreter /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_vmcode.c:799:23
#9 0x4f25ba in njs_vm_start /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_vm.c:541:11
#10 0x4de3fd in njs_process_script /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_shell.c:890:19
#11 0x4dd98f in njs_process_file /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_shell.c:619:11
#12 0x4dd98f in main /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_shell.c:303:15
#13 0x7f7bafed2082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
#14 0x41ea5d in _start (/home/ubuntu/njs-fuzz/JSEngine/njs-asan/build/njs+0x41ea5d)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/ubuntu/njs-fuzz/JSEngine/njs-asan/src/njs_value.c:1083:19 in njs_value_property
==25984==ABORTING
Environment
Commit : 6cef7f5055ec24275f0ae121c7f8709ff3e0c454 Version : 0.7.4 Build : ./configure --cc=clang --address-sanitizer=YES makeProof of concept
Stack dump
Credit
dramthy(@topsec alpha)
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