.
Thread 4 (process 21575):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xf78aaf15 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib32/libpthread.so.0
#2  0xf6bd3728 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#3  0xf6cccdd8 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#4  0xf6bd3a7d in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#5  0xf78a64fb in start_thread () from /lib32/libpthread.so.0
#6  0xf782008e in clone () from /lib32/libc.so.6
.
Thread 3 (process 21576):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xf78aaf15 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib32/libpthread.so.0
#2  0xf6bd3728 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#3  0xf6cccdd8 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#4  0xf6bd3a7d in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#5  0xf78a64fb in start_thread () from /lib32/libpthread.so.0
#6  0xf782008e in clone () from /lib32/libc.so.6
.
Thread 2 (process 21577):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xf78ad175 in sem_wait@@GLIBC_2.1 () from /lib32/libpthread.so.0
#2  0xf6bdd8d8 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#3  0xf78a64fb in start_thread () from /lib32/libpthread.so.0
#4  0xf782008e in clone () from /lib32/libc.so.6
.
Thread 1 (process 21558):
#0  0xf7ad7782 in g_type_check_instance_cast ()
   from /usr/lib32/libgobject-2.0.so.0
#1  0xf6ad34ce in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#2  0xf6ba9401 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#3  0xf6f2a7c7 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#4  0xf6f2a915 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#5  0xf6ad355d in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#6  0xf6f358df in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#7  0xf6baf63b in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#8  0xf6ad301e in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so
#9  0xf7a334f6 in ?? () from /usr/lib32/libglib-2.0.so.0
#10 0xf5f6a000 in ?? ()
#11 0xf78a9d5c in __pthread_mutex_unlock_usercnt ()
   from /lib32/libpthread.so.0
#12 0xf7a32d86 in g_main_context_dispatch () from /usr/lib32/libglib-2.0.so.0
#13 0xf7a36143 in ?? () from /usr/lib32/libglib-2.0.so.0
#14 0x080b9e08 in ?? ()
#15 0x00000000 in ?? ()