[Bug 31882] Many multithreaded gui apps randomly deadlock in winex11 driver surface section (arial32.exe, Aquanox, Mahaa demo, Total Commander)

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=31882

--- Comment #42 from Alexandre Julliard <julliard at winehq.org> 2012-10-24 11:48:57 CDT ---
There's still something broken in libxcb 1.9. Here's the backtrace of a
deadlock from running arial32.exe:

#0  0xf77e1425 in __kernel_vsyscall ()
#1  0xf7643f02 in __lll_lock_wait () from
/lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#2  0xf7641a77 in pthread_cond_signal@@GLIBC_2.3.2 () from
/lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#3  0x7e741fb5 in _xcb_in_wake_up_next_reader (c=0x7da05060) at xcb_in.c:623
#4  0x7e740a00 in _xcb_out_send (c=0x7da05060, vector=0x0, count=0) at
xcb_out.c:352
#5  0x7e7407c9 in xcb_writev (c=0x7da05060, vector=0x53e5b8, count=3,
requests=6) at xcb_out.c:297
#6  0x7e798440 in _XSend () from /usr/lib32/libX11.so.6
#7  0x7e79886a in _XFlush () from /usr/lib32/libX11.so.6
#8  0x7e778ef1 in XFlush () from /usr/lib32/libX11.so.6
#9  0x7e8eca8b in create_x11_physdev (drawable=346) at init.c:116

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