Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1223178544 (LWP 12712)]
0xb7214d8b in strlen () from /lib/libc.so.6
(gdb) thread apply all bt
Thread 3 (Thread -1235965040 (LWP 12721)):
#0 0xb7f71410 in ?? ()
#1 0xb654a388 in ?? ()
#2 0x00000000 in ?? ()
Thread 2 (Thread -1227138160 (LWP 12720)):
#0 0xb7f71410 in ?? ()
#1 0xb6db5348 in ?? ()
#2 0x00000001 in ?? ()
#3 0xb73f8556 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#4 0xb7456cdf in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
Previous frame inner to this frame (corrupt stack?)
Thread 1 (Thread -1223178544 (LWP 12712)):
#0 0xb7214d8b in strlen () from /lib/libc.so.6
#1 0xb71e90f1 in vfprintf () from /lib/libc.so.6
#2 0x083556e9 in ?? ()
#3 0x00000001 in ?? ()
#4 0x00000002 in ?? ()
#5 0xb71e4e70 in _IO_helper_overflow () from /lib/libc.so.6