HWAddressSanitizer: bad pointer 0x000000000030

[LitterSun]

Android
logcat:
07-12 21:10:38.556 30584 30616 I app_process64: HWAddressSanitizer: bad pointer 0x000000000030
07-12 21:10:38.556 30584 30616 I app_process64: ==30584==HWAddressSanitizer CHECK failed: out/llvm-project/compiler-rt/lib/hwasan/../sanitizer_common/sanitizer_allocator_secondary.h:177 "((IsAligned(reinterpret_cast(p), page_size_))) != (0)" (0x0, 0x0)
07-12 21:10:38.574 30584 30616 I app_process64: #0 0x7f2a1234e0 (/apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so+0x184e0)
07-12 21:10:38.574 30584 30616 I app_process64: #1 0x7f2a13567c (/apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so+0x2a67c)
07-12 21:10:38.574 30584 30616 I app_process64: #2 0x7f2a125194 (/apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so+0x1a194)
07-12 21:10:38.574 30584 30616 I app_process64: #3 0x7f2a125700 (/apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so+0x1a700)
07-12 21:10:38.574 30584 30616 I app_process64: #4 0x7f2a12870c (/apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so+0x1d70c)

backtrace:
#00 pc 000000000005bee4 /apex/com.android.runtime/lib64/bionic/libc.so (abort+356) (BuildId: 9f62d65af200562af6856c16fb045819)
#1 pc 000000000002b710 /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__sanitizer::Abort()+60) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#2 pc 000000000002a5f8 /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__sanitizer::Die()+204) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#3 pc 000000000001853c /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__hwasan::HWAsanCheckFailed(char const*, int, char const*, unsigned long long, unsigned long long)+176) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#4 pc 000000000002a67c /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__sanitizer::CheckFailed(char const*, int, char const*, unsigned long long, unsigned long long)+112) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#5 pc 000000000001a194 /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__sanitizer::CombinedAllocator<__sanitizer::SizeClassAllocator64<__hwasan::AP64>, __sanitizer::LargeMmapAllocatorPtrArrayDynamic>::GetMetaData(void const*)+300) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#6 pc 000000000001a700 /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__hwasan::HwasanDeallocate(__sanitizer::StackTrace*, void*)+168) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#7 pc 000000000001d70c /apex/com.android.runtime/lib64/bionic/libclang_rt.hwasan-aarch64-android.so (__sanitizer_free+176) (BuildId: c43f06ecec3119e9e2e588c25348b5a62e819c42)
#8 pc 0000000000766de8 /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so
#9 pc 0000000000765d80 /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so (v8::internal::Isolate::Init(v8::internal::ReadOnlyDeserializer*, v8::internal::StartupDeserializer*)+1140)
#10 pc 000000000076663c /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so
#11 pc 000000000090cb48 /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so
#12 pc 0000000000509074 /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so (v8::Isolate::Initialize(v8::Isolate*, v8::Isolate::CreateParams const&)+264)
#13 pc 0000000000509184 /data/app/~~Y0kQSuI_iS-Ms9klmfJm6g==/com.lark.jsengineapp-sxGpJ0TgC7Ywy4sFOHgsbQ==/lib/arm64/libv8_libfull.cr.so (v8::Isolate::New(v8::Isolate::CreateParams const&)+36)

[eugenis]

Your code calls free(0x30). It is a bad pointer.