drm:
```
backtrace:
      #00 pc 00038374  /apex/com.android.runtime/lib/bionic/libc.so (abort+172) (BuildId: ccfd0253649f06fb21b5a94128056020)
      #01 pc 00036605  /system/lib/libhidlbase.so (android::hardware::details::onRegistrationImpl(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)+2080) (BuildId: 90a9e8eb866e00453761e6880c9941fb)
      #02 pc 00038287  /system/lib/libhidlbase.so (android::hardware::details::registerAsServiceInternal(android::sp<android::hidl::base::V1_0::IBase> const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)+190) (BuildId: 90a9e8eb866e00453761e6880c9941fb)
      #03 pc 00035b4d  /system/lib/libhidlbase.so (android::hardware::details::registerPassthroughServiceImplementation(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::function<int (android::sp<android::hidl::base::V1_0::IBase> const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)>, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)+468) (BuildId: 90a9e8eb866e00453761e6880c9941fb)
      #04 pc 00035c57  /system/lib/libhidlbase.so (android::hardware::registerPassthroughServiceImplementation(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)+30) (BuildId: 90a9e8eb866e00453761e6880c9941fb)
      #05 pc 00001895  /system/bin/hw/android.hardware.drm@1.0-service (BuildId: 72417defd383833e77e69a5195ce0255)
      #06 pc 000017e1  /system/bin/hw/android.hardware.drm@1.0-service (main+32) (BuildId: 72417defd383833e77e69a5195ce0255)
```