Your system information

• Steam client version (build number or date): Jul 17 2017
• Distribution (e.g. Ubuntu): Gentoo
• Opted into Steam client beta?: [Yes/No] no
• Have you checked for system updates?: [Yes/No] yes

Please describe your issue in as much detail as possible:

Describe what you expected should happen and what did happen. Please link any large code pastes as a Github Gist

Steps for reproducing this issue:

1. Launch Steam (big picture, steam controller).
2. Play game (reproducible with Shadow Tactics).
3. Steam crashes.

Thread 1 "steam" received signal SIGSEGV, Segmentation fault.
0xf0b91f74 in ?? ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
(gdb) backtrace
#0  0xf0b91f74 in ?? ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
#1  0xf0b6d4d1 in dbus_address_entry_get_value ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
#2  0xf0b8d145 in ?? ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
#3  0xf0b74c83 in ?? ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
#4  0xf0b70e06 in ?? ()
   from /home/kapsh/.local/share/Steam/ubuntu12_32/steam-runtime/i386/lib/i386-linux-gnu/libdbus-1.so.3
#5  0xf1f03d50 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
#6  0xf1f042e6 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
#7  0xf1f057c7 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
#8  0xf1f04797 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
#9  0xf1ef6335 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
[#10](/issue/ValveSoftware/steam-for-linux/10) 0xf1e7cf78 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
[#11](/issue/ValveSoftware/steam-for-linux/11) 0xf1e7cfce in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
[#12](/issue/ValveSoftware/steam-for-linux/12) 0xf1e7d06a in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
[#13](/issue/ValveSoftware/steam-for-linux/13) 0xf1e7760d in SDL_PollEvent () from /home/kapsh/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0
[#14](/issue/ValveSoftware/steam-for-linux/14) 0xe85d9054 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/panorama/panorama.so
[#15](/issue/ValveSoftware/steam-for-linux/15) 0xe857a10c in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/panorama/panorama.so
[#16](/issue/ValveSoftware/steam-for-linux/16) 0xe8556893 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/panorama/panorama.so
[#17](/issue/ValveSoftware/steam-for-linux/17) 0xf354185f in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/steamui.so
[#18](/issue/ValveSoftware/steam-for-linux/18) 0xf3542f16 in ?? () from /home/kapsh/.local/share/Steam/ubuntu12_32/steamui.so
[#19](/issue/ValveSoftware/steam-for-linux/19) 0x5658c660 in RunSteam(int, char**, bool) ()
[#20](/issue/ValveSoftware/steam-for-linux/20) 0x5658d5f3 in ?? ()
[#21](/issue/ValveSoftware/steam-for-linux/21) 0x56578aac in ?? ()
[#22](/issue/ValveSoftware/steam-for-linux/22) 0xf7afc187 in __libc_start_main () from /lib32/libc.so.6
[#23](/issue/ValveSoftware/steam-for-linux/23) 0x5657c159 in _start ()