.
Thread 2 (Thread 4384):
#0  0x00603422 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00b03941 in select () at ../sysdeps/unix/syscall-template.S:82
No locals.
#2  0x0079846f in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#3  0x008aa96e in start_thread (arg=0xb778eb70) at pthread_create.c:300
        __res = <value optimized out>
        __ignore1 = <value optimized out>
        __ignore2 = <value optimized out>
        pd = 0xb778eb70
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {9154548, 0, 4001536, 
                -1216813928, 1028776720, -641401217}, mask_was_saved = 0}}, 
          priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, 
              cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00b0a9de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 1 (Thread 4383):
#0  0x0078214a in TclpAlloc () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#1  0x0071f432 in Tcl_Alloc () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#2  0x00747482 in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#3  0x00744c1d in TclCompEvalObj () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#4  0x0077b957 in TclObjInterpProc () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#5  0x0071a5bb in TclEvalObjvInternal () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#6  0x007472c2 in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#7  0x00744c1d in TclCompEvalObj () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#8  0x0077b957 in TclObjInterpProc () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#9  0x0071a5bb in TclEvalObjvInternal () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#10 0x0071b44c in Tcl_EvalEx () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#11 0x00783c4e in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#12 0x007831e6 in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#13 0x00770053 in Tcl_ServiceEvent () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#14 0x0077040f in Tcl_DoOneEvent () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#15 0x0074404c in Tcl_VwaitObjCmd () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#16 0x0071a5bb in TclEvalObjvInternal () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#17 0x0071b44c in Tcl_EvalEx () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#18 0x00763b53 in Tcl_FSEvalFile () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#19 0x0076257e in Tcl_EvalFile () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#20 0x00388460 in Tk_MainEx () from /usr/lib/libtk8.4.so.0
No symbol table info available.
#21 0x0804881a in main ()
No symbol table info available.