Big picture segmentation fault

[eternal-sorrow]

Steam crashes with segfault when I'm clicking on "Big Picture" button. When running it with -bigpicture option, it crashes immediately too. GDB backtrace:

Program received signal SIGSEGV, Segmentation fault.
0xf7eebc20 in XGetICValues () from /mnt/data/Games/SteamLinux/ubuntu12_32/steam-runtime/i386/usr/lib/i386-linux-gnu/libX11.so.6
(gdb) bt
#0  0xf7eebc20 in XGetICValues () from /mnt/data/Games/SteamLinux/ubuntu12_32/steam-runtime/i386/usr/lib/i386-linux-gnu/libX11.so.6
#1  0xf1cb97c8 in ?? () from /mnt/data/Games/SteamLinux/ubuntu12_32/libSDL2-2.0.so.0
#2  0xf1ca7814 in SDL_CreateWindow () from /mnt/data/Games/SteamLinux/ubuntu12_32/libSDL2-2.0.so.0
#3  0xf1ca7633 in SDL_VideoInit () from /mnt/data/Games/SteamLinux/ubuntu12_32/libSDL2-2.0.so.0
#4  0xf1c1f916 in SDL_InitSubSystem () from /mnt/data/Games/SteamLinux/ubuntu12_32/libSDL2-2.0.so.0
#5  0xf1c1f9a6 in SDL_Init () from /mnt/data/Games/SteamLinux/ubuntu12_32/libSDL2-2.0.so.0
#6  0xf503d09b in ?? () from /mnt/data/Games/SteamLinux/ubuntu12_32/steamui.so
#7  0xf4d515c2 in ?? () from /mnt/data/Games/SteamLinux/ubuntu12_32/steamui.so
#8  0xf4d9aee2 in ?? () from /mnt/data/Games/SteamLinux/ubuntu12_32/steamui.so
#9  0xf4dfebb5 in ?? () from /mnt/data/Games/SteamLinux/ubuntu12_32/steamui.so
#10 0x08067d34 in RunSteam(int, char**, bool, bool) ()
#11 0x08050695 in main ()

My PC configuration:

Processor Information:
    Vendor:  GenuineIntel
    Speed: 2300 Mhz
    2 logical processors
    2 physical processors
    HyperThreading:  Unsupported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported

Network Information:
    Network Speed:  

Operating System Version:
    "Gentoo Base System release 2.2" (64 bit)
    Kernel Name:  Linux
    Kernel Version:  3.8.13-gentoo
    X Server Vendor:  The X.Org Foundation
    X Server Release:  11304000
    X Window Manager:  GNOME Shell
    Steam Runtime Version:  steam-runtime-release-i386_2013-05-08

Video Card:
    Driver:  Intel Open Source Technology Center Mesa DRI Intel(R) Sandybridge Mobile 

    Driver Version:  2.1 Mesa 9.0.1
    Desktop Color Depth: 24 bits per pixel
    Monitor Refresh Rate: 60 Hz
    VendorID:  0x10de
    DeviceID:  0x1058
    Number of Monitors:  1
    Number of Logical Video Cards:  2
    Primary Display Resolution:  1366 x 768
    Desktop Resolution: 1366 x 768
    Primary Display Size: 13.54" x 7.60"  (15.51" diag)
                                            34.4cm x 19.3cm  (39.4cm diag)
    Primary VRAM Not Detected

Sound card:
    Audio device: 

Memory:
    RAM:  5740 Mb

Miscellaneous:
    UI Language:  English
    LANG:  ru_RU.utf8
    Microphone:  Not set
    Total Hard Disk Space Available:  234143 Mb
    Largest Free Hard Disk Block:  33236 Mb

[eternal-sorrow]

#2113 (comment) helped for me, looks like it's the same issue