Blocked when start program

===========================================
main.c:
-------------------------------------------
#include <google/tcmalloc.h>

int mallocTest()
{
  int len = 1000;
  char* buffer = (char*) tc_malloc(len);
  for (int i = 0; i < len; i++)
  {
    buffer[i] = char(i % 255);
  }
  tc_free(buffer);
}

int
main(int argc, char ** argv)
{
  return mallocTest();
}
======================================
build scripts:
--------------------------------------
gcc -c main.cpp -o ./main.o
gcc -o ./test ./main.o -ltcmalloc
======================================
run script:
--------------------------------------
HEAPCHECK=normal ./test
======================================
gdb info:
--------------------------------------
HEAP_CHECK_RUN_UNDER_GDB=true gdb ./test
#0  0x00007ffff786a020 in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff7b9add9 in base::internal::SpinLockDelay (w=0x7ffff7db32a0, 
value=2, loop=3196) at ./src/base/spinlock_linux-inl.h:89
#2  0x00007ffff7b9b062 in SpinLock::SlowLock (this=0x7ffff7db32a0) at 
src/base/spinlock.cc:132
#3  0x00007ffff7b8494c in Lock (this=0x7ffff7db32a0) at src/base/spinlock.h:75
#4  SpinLockHolder (l=0x7ffff7db32a0, this=0x7fffffffc3e0) at 
src/base/spinlock.h:141
#5  NewHook (ptr=0x716000, size=256) at src/heap-checker.cc:577
#6  0x00007ffff7b9317a in MallocHook::InvokeNewHookSlow (p=0x716000, s=256) at 
src/malloc_hook.cc:525
#7  0x00007ffff7ba06cb in InvokeNewHook (s=256, p=0x716000) at 
src/malloc_hook-inl.h:161
#8  do_realloc_with_callback (invalid_get_size_fn=<optimized out>, 
invalid_free_fn=<optimized out>, new_size=<optimized out>, old_ptr=<optimized 
out>) at src/tcmalloc.cc:1221
#9  do_realloc (new_size=<optimized out>, old_ptr=<optimized out>) at 
src/tcmalloc.cc:1228
#10 tc_realloc (old_ptr=<optimized out>, new_size=256) at src/tcmalloc.cc:1526
#11 0x00007ffff780466f in _IO_vfscanf () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x00007ffff781d360 in vsscanf () from /lib/x86_64-linux-gnu/libc.so.6
#13 0x00007ffff7808317 in sscanf () from /lib/x86_64-linux-gnu/libc.so.6
#14 0x00007ffff7b9c15b in ProcMapsIterator::NextExt (this=0x7fffffffe080, 
start=0x7fffffffcc48, end=0x7fffffffcc50, flags=0x7fffffffcc68, 
offset=0x7fffffffcc58, inode=0x7fffffffcc60,
    filename=0x7fffffffcc70, file_mapping=0x0, file_pages=0x0, anon_mapping=0x0, anon_pages=0x0, dev=0x0) at src/base/sysinfo.cc:721
#15 0x00007ffff7b9c46f in ProcMapsIterator::Next (this=<optimized out>, 
start=<optimized out>, end=<optimized out>, flags=<optimized out>, 
offset=<optimized out>, inode=<optimized out>,
    filename=0x7fffffffcc70) at src/base/sysinfo.cc:661
#16 0x00007ffff7b872a9 in HeapLeakChecker::UseProcMapsLocked 
(proc_maps_task=HeapLeakChecker::DISABLE_LIBRARY_ALLOCS) at 
src/heap-checker.cc:909
#17 0x00007ffff7b879f0 in HeapLeakChecker_InternalInitStart () at 
src/heap-checker.cc:2032
#18 0x00007ffff7b7f1ec in google_init_module_init_start () at 
src/heap-checker.cc:2122
#19 GoogleInitializer (dtor=0, ctor=<optimized out>, name=0x7ffff7ba4cba 
"init_start", this=0x7ffff7db32e0) at src/base/googleinit.h:45
#20 __static_initialization_and_destruction_0 (__initialize_p=<optimized out>, 
__priority=<optimized out>) at src/heap-checker.cc:2122
#21 _GLOBAL__sub_I_heap_checker.cc(void) () at src/heap-checker.cc:2372
#22 0x00007ffff7de9306 in ?? () from /lib64/ld-linux-x86-64.so.2
#23 0x00007ffff7de93df in ?? () from /lib64/ld-linux-x86-64.so.2
#24 0x00007ffff7ddb6ea in ?? () from /lib64/ld-linux-x86-64.so.2
#25 0x0000000000000001 in ?? ()
#26 0x00007fffffffe5bd in ?? ()
#27 0x0000000000000000 in ?? ()

===========================================
versions:
-------------------------------------------
gcc version 4.6.3
Linux vubuntu 3.2.0-29-generic x86_64
gperftools: version 2.0
===========================================
Original issue reported on code.google.com by zhangpei...@gmail.com on 27 Nov 2012 at 7:41
Merged into: #479
evilsong / gperftools

Blocked when start program #487
