Comment 3 for bug 1565685

This happens when unity8 tries to load the WebView to display some ToS. The abort seems to be coming from oxide:

[...]

#7 0xffffffff in std::__throw_logic_error(char const*) (__s=0xb601092c "basic_string::_S_construct null not valid")
    at ../../../../../src/libstdc++-v3/src/c++11/functexcept.cc:71
#8 0xffffffff in std::string::_S_construct<char const*>(char const*, char const*, std::allocator<char> const&, std::forward_iterator_tag) (__beg=0x0, __end=0xffffffff <error: Cannot access memory at address 0xffffffff>, __a=...)
    at /build/buildd/gcc-4.9-4.9.2/build/i686-linux-gnu/libstdc++-v3/include/bits/basic_string.tcc:133
#9 0xffffffff in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, std::allocator<char> const&) (__a=..., __end=<optimized out>, __beg=0x0)
    at /build/buildd/gcc-4.9-4.9.2/build/i686-linux-gnu/libstdc++-v3/include/bits/basic_string.h:1743
#10 0xffffffff in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, std::allocator<char> const&) (__a=..., __end=<optimized out>, __beg=0x0)
    at /build/buildd/gcc-4.9-4.9.2/build/i686-linux-gnu/libstdc++-v3/include/bits/basic_string.h:1764
#11 0xffffffff in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, std::allocator<char> const&) (this=0xbfd1859c, __s=0x0, __a=...)
    at /build/buildd/gcc-4.9-4.9.2/build/i686-linux-gnu/libstdc++-v3/include/bits/basic_string.tcc:215
#12 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#13 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#14 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#15 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#16 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#17 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#18 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#19 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#20 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#21 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#22 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#23 0xffffffff in () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0
#24 0xffffffff in oxide::qt::EnsureChromiumStarted() () at /usr/lib/i386-linux-gnu/libOxideQtCore.so.0

[...]

I wasn't able to install oxide symbols, unfortunately... they're over 1GB and the emulator can't handle that.