AddressSanitizer:DEADLYSIGNAL
=================================================================
==610159==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7ffff6f91b13 bp 0x7fffffffb3d0 sp 0x7fffffffab48 T0)
==610159==The signal is caused by a WRITE memory access.
==610159==Hint: address points to the zero page.
#0 0x7ffff6f91b12 in memcpy (/lib/x86_64-linux-gnu/libc.so.6+0xbbb12)#1 0x7ffff7688d40 in __asan_memcpy ../../../../src/libsanitizer/asan/asan_interceptors_memintrinsics.cc:21#2 0x5555556042ff in njs_array_prototype_sort src/njs_array.c:2704#3 0x55555561961c in njs_function_native_call src/njs_function.c:739#4 0x5555555bf0fb in njs_vmcode_interpreter src/njs_vmcode.c:788#5 0x555555618aba in njs_function_lambda_call src/njs_function.c:703#6 0x5555555bf0fb in njs_vmcode_interpreter src/njs_vmcode.c:788#7 0x5555555b90ba in njs_vm_start src/njs_vm.c:553#8 0x5555555a23f8 in njs_process_script src/njs_shell.c:890#9 0x5555555a2ebf in njs_process_file src/njs_shell.c:619#10 0x5555555a421f in main src/njs_shell.c:303#11 0x7ffff6efa0b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x240b2)#12 0x55555559fc4d in _start (/home/wz/njs/njs/build/njs+0x4bc4d)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/lib/x86_64-linux-gnu/libc.so.6+0xbbb12) in memcpy
==610159==ABORTING
Environment
OS : Linux leanderwang-LC2 5.13.0-30-generic #33 SMP Mon Feb 7 14:25:10 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
Commit : f65981b
Version : 0.7.3
Build :
NJS_CFLAGS="$NJS_CFLAGS -fsanitize=address"
NJS_CFLAGS="$NJS_CFLAGS -fno-omit-frame-pointer"
PoC
Stack dump
AddressSanitizer:DEADLYSIGNAL ================================================================= ==610159==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7ffff6f91b13 bp 0x7fffffffb3d0 sp 0x7fffffffab48 T0) ==610159==The signal is caused by a WRITE memory access. ==610159==Hint: address points to the zero page. #0 0x7ffff6f91b12 in memcpy (/lib/x86_64-linux-gnu/libc.so.6+0xbbb12) #1 0x7ffff7688d40 in __asan_memcpy ../../../../src/libsanitizer/asan/asan_interceptors_memintrinsics.cc:21 #2 0x5555556042ff in njs_array_prototype_sort src/njs_array.c:2704 #3 0x55555561961c in njs_function_native_call src/njs_function.c:739 #4 0x5555555bf0fb in njs_vmcode_interpreter src/njs_vmcode.c:788 #5 0x555555618aba in njs_function_lambda_call src/njs_function.c:703 #6 0x5555555bf0fb in njs_vmcode_interpreter src/njs_vmcode.c:788 #7 0x5555555b90ba in njs_vm_start src/njs_vm.c:553 #8 0x5555555a23f8 in njs_process_script src/njs_shell.c:890 #9 0x5555555a2ebf in njs_process_file src/njs_shell.c:619 #10 0x5555555a421f in main src/njs_shell.c:303 #11 0x7ffff6efa0b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x240b2) #12 0x55555559fc4d in _start (/home/wz/njs/njs/build/njs+0x4bc4d) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (/lib/x86_64-linux-gnu/libc.so.6+0xbbb12) in memcpy ==610159==ABORTINGCredit
xmzyshypnc(@xmzyshypnc) and P1umer(@P1umer)
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