. Thread 2 (process 13374): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7e483d1 in select () from /lib/tls/i686/cmov/libc.so.6 #2 0xb7968bcc in ?? () from /usr/lib/libtcl8.4.so.0 #3 0x00000005 in ?? () #4 0xb76eb328 in ?? () #5 0xb76eb2a8 in ?? () #6 0xb76eb228 in ?? () #7 0x00000000 in ?? () . Thread 1 (process 13373): #0 0xb7deae1a in free () from /lib/tls/i686/cmov/libc.so.6 #1 0xb7b7b984 in ?? () from /usr/lib/skencil/Sketch/../Lib/paxmodule.so #2 0xb7d3fe18 in ?? () #3 0x00000000 in ?? ()