frostsnow@plato ~ $ gdb firefox -c core GNU gdb (Gentoo 7.12.1 vanilla) 7.12.1 Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "armv7a-hardfloat-linux-gnueabi". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from firefox...done. [New LWP 3495] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/libthread_db.so.1". Core was generated by `firefox'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0xffff0fc0 in ?? () (gdb) bt #0 0xffff0fc0 in ?? () #1 0xb3b339b8 in google::protobuf::GoogleOnceInitImpl(int*, google::protobuf::Closure*) () from /usr/lib/firefox/libxul.so #2 0xb2183174 in google::protobuf::internal::GetEmptyString[abi:cxx11]() () from /usr/lib/firefox/libxul.so #3 0xb216b310 in mozilla::layers::layerscope::TexturePacket::SharedCtor() () from /usr/lib/firefox/libxul.so #4 0xb216b3dc in mozilla::layers::layerscope::TexturePacket::TexturePacket() () from /usr/lib/firefox/libxul.so #5 0xb216e21c in mozilla::layers::layerscope::protobuf_AddDesc_LayerScopePacket_2eproto() () from /usr/lib/firefox/libxul.so #6 0xb6f7daa4 in ?? () from /lib/ld-linux-armhf.so.3 #7 0xb664b700 in ?? () Backtrace stopped: previous frame identical to this frame (corrupt stack?) Script started on Wed Dec 31 16:02:10 1969 ]0;frostsnow@plato:~frostsnow@plato ~ $ gdb firefox -c core GNU gdb (Gentoo 7.12.1 vanilla) 7.12.1 Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "armv7a-hardfloat-linux-gnueabi". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from firefox...done. [New LWP 3495] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/libthread_db.so.1". Core was generated by `firefox'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0xffff0fc0 in ?? () (gdb) info registerr s r0 0x0 0 r1 0x1 1 r2 0xb50ed1ec 3037647340 r3 0xffff0fc0 4294905792 r4 0xb50ed1ec 3037647340 r5 0xb6f9cc90 3069824144 r6 0xbeaeebf8 3199134712 r7 0xb6f9cc90 3069824144 r8 0xb50a4528 3037349160 r9 0xb6616000 3059834880 r10 0xb6f9cc98 3069824152 r11 0xbeaeed44 3199135044 r12 0x1 1 sp 0xbeaeebd8 0xbeaeebd8 lr 0xb3b339b8 -1280099912 pc 0xffff0fc0 0xffff0fc0 cpsr 0x800d0010 -2146631664 (gdb) info shardlibrary Undefined info command: "shardlibrary". Try "help info". (gdb) info shardlibrary[1@e From To Syms Read Shared Object Library 0xb6f36440 0xb6f454c4 Yes (*) /lib/libpthread.so.0 0xb6f1fa08 0xb6f208ac Yes (*) /lib/libdl.so.2 0xb6e15518 0xb6ef3508 Yes (*) /usr/lib/gcc/armv7a-hardfloat-linux-gnueabi/5.4.0/libstdc++.so.6 0xb6d30b30 0xb6d64eb8 Yes (*) /lib/libm.so.6 0xb6d15720 0xb6d1b25c Yes (*) /usr/lib/gcc/armv7a-hardfloat-linux-gnueabi/5.4.0/libgcc_s.so.1 0xb6bf4700 0xb6ce1800 Yes (*) /lib/libc.so.6 0xb6f6d780 0xb6f890a0 Yes (*) /lib/ld-linux-armhf.so.3 0xb6bc7608 0xb6bcce0c Yes (*) /usr/lib/firefox/liblgpllibs.so 0xb6b16808 0xb6ba7c74 Yes /usr/lib/firefox/libmozsqlite3.so 0xb6f5b7e0 0xb6f5bbd8 Yes /usr/lib/firefox/libmozgtk.so 0xb5f51018 0xb63b9ba4 Yes (*) /usr/lib/libgtk-3.so.0 0xb6a53fa0 0xb6ac8344 Yes (*) /usr/lib/libgdk-3.so.0 0xb6a29ec4 0xb6a2b1dc Yes (*) /usr/lib/libgmodule-2.0.so.0 0xb6a10e08 0xb6a171ec Yes (*) /usr/lib/libpangocairo-1.0.so.0 0xb5dc57f8 0xb5e60acc Yes (*) /usr/lib/libX11.so.6 0xb5d94cd8 0xb5da04f4 Yes (*) /usr/lib/libXi.so.6 0xb5d7e1dc 0xb5d8100c Yes (*) /usr/lib/libXfixes.so.3 0xb5d67d08 0xb5d6980c Yes (*) /usr/lib/libcairo-gobject.so.2 0xb5c64830 0xb5d40264 Yes (*) /usr/lib/libcairo.so.2 0xb5c27340 0xb5c42bb4 Yes (*) /usr/lib/libgdk_pixbuf-2.0.so.0 0xb5bf5ad8 0xb5c09fa0 Yes (*) /usr/lib/libatk-1.0.so.0 0xb5bbbae8 0xb5bd3e48 Yes (*) /usr/lib/libatk-bridge-2.0.so.0 0xb5af303c 0xb5b7b10c Yes (*) /usr/lib/libepoxy.so.0 0xb5a9bed0 0xb5aa7d58 Yes (*) /usr/lib/libpangoft2-1.0.so.0 0xb5a45600 0xb5a6fa6c Yes (*) /usr/lib/libpango-1.0.so.0 0xb59f1150 0xb5a17f2c Yes (*) /usr/lib/libfontconfig.so.1 0xb586d470 0xb59a837c Yes (*) /usr/lib/libgio-2.0.so.0 0xb57e5f68 0xb58286d8 Yes (*) /usr/lib/libgobject-2.0.so.0 0xb56cd5e0 0xb576d25c Yes (*) /usr/lib/libglib-2.0.so.0 0xb569f878 0xb56a67bc Yes (*) /usr/lib/libXrandr.so.2 0xb568e218 0xb56941cc Yes (*) /usr/lib/libXcursor.so.1 0xb6f8dac8 0xb6f8e8e0 Yes (*) /usr/lib/libXcomposite.so.1 0xb6a02a20 0xb6a036f4 Yes (*) /usr/lib/libXdamage.so.1 0xb5675cac 0xb5682628 Yes (*) /usr/lib/libXext.so.6 0xb55c992c 0xb564a424 Yes (*) /usr/lib/libfreetype.so.6 0xb5596fa8 0xb55b0388 Yes (*) /usr/lib/libxcb.so.1 0xb550bca8 0xb5576c64 Yes (*) /usr/lib/libpixman-1.so.0 0xb54c89d0 0xb54f07f0 Yes (*) /usr/lib/libpng16.so.16 0xb54b1b74 0xb54b2938 Yes (*) /usr/lib/libxcb-shm.so.0 0xb54985ac 0xb549fac8 Yes (*) /usr/lib/libxcb-render.so.0 0xb547b708 0xb5482058 Yes (*) /usr/lib/libXrender.so.1 0xb5455c38 0xb5464618 Yes (*) /lib/libz.so.1 0xb543ea10 0xb54421fc Yes (*) /lib/librt.so.1 0xb540bf50 0xb5424318 Yes (*) /usr/lib/libatspi.so.0 0xb53ca5b4 0xb53fc664 Yes (*) /usr/lib/libdbus-1.so.3 0xb53277e8 0xb5382680 Yes (*) /usr/lib/libharfbuzz.so.0 0xb52ed5c0 0xb530da64 Yes (*) /usr/lib/libexpat.so.1 0xb52c96a4 0xb52d69f0 Yes (*) /lib/libresolv.so.2 0xb52774d0 0xb52adc60 Yes (*) /lib/libmount.so.1 0xb52585d4 0xb525d978 Yes (*) /usr/lib/libffi.so.6 0xb5207f70 0xb5231558 Yes (*) /lib/libpcre.so.1 0xb51e81b8 0xb51f53cc Yes (*) /lib/libbz2.so.1 0xb51dcbfc 0xb51ddacc Yes (*) /usr/lib/libXau.so.6 0xb51c7064 0xb51c90bc Yes (*) /usr/lib/libXdmcp.so.6 0xb5196b88 0xb51b44e0 Yes (*) /usr/lib/libgraphite2.so.3 0xb514b828 0xb517c40c Yes (*) /lib/libblkid.so.1 0xb511dcf8 0xb5133b4c Yes (*) /usr/lib/libbsd.so.0 0xb51070cc 0xb5108ed4 Yes (*) /lib/libuuid.so.1 0xb144da00 0xb49483b8 Yes /usr/lib/firefox/libxul.so 0xb10e3c0c 0xb10e5044 Yes (*) /usr/lib/libplds4.so 0xb10cf118 0xb10d135c Yes (*) /usr/lib/libplc4.so 0xb108bf48 0xb10b626c Yes (*) /usr/lib/libnspr4.so 0xb1039a44 0xb1069440 Yes (*) /usr/lib/libssl3.so 0xb10172ac 0xb102f954 Yes (*) /usr/lib/libsmime3.so 0xb0f12648 0xb0fec740 Yes (*) /usr/lib/libnss3.so 0xb0ed1ef0 0xb0ee4440 Yes (*) /usr/lib/libnssutil3.so 0xb0e54634 0xb0e95bf4 Yes (*) /usr/lib/libhunspell-1.6.so.0 0xb0d90a60 0xb0e2ea44 Yes (*) /usr/lib/libasound.so.2 0xb0d61564 0xb0d61770 Yes (*) /usr/lib/libX11-xcb.so.1 0xb0d04054 0xb0d4735c Yes (*) /usr/lib/libXt.so.6 0xb0ce96f4 0xb0cee01c Yes (*) /usr/lib/libSM.so.6 0xb0cc3a78 0xb0cd3080 Yes (*) /usr/lib/libICE.so.6 (*): Shared library is missing debugging information. (gdb) info source No current source file. (gdb) quit ]0;frostsnow@plato:~frostsnow@plato ~ $ exit Script done on Wed Dec 31 16:21:44 1969