[Bug libmudflap/60748] New: getting error "mf: erroneous reentrancy detected in `__mf_register'" for multithreaded application

karthi_deepika_om at yahoo dot com gcc-bugzilla@gcc.gnu.org
Thu Apr 3 14:34:00 GMT 2014


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60748

            Bug ID: 60748
           Summary: getting error "mf: erroneous reentrancy detected in
                    `__mf_register'" for multithreaded application
           Product: gcc
           Version: 4.4.7
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P3
         Component: libmudflap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: karthi_deepika_om at yahoo dot com

Created attachment 32532
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32532&action=edit
sample program

i m using Centos6.4 64 bit linux, while run my program i m getting the
following error mf: erroneous reentrancy detected in `__mf_register' and core
dump.

while looking the trace it showing crash at thread end

#0  0x0000003868c328a5 in raise () from /lib64/libc.so.6
#1  0x0000003868c34085 in abort () from /lib64/libc.so.6
#2  0x00007ffa660ab991 in ?? () from /usr/lib64/libmudflapth.so.0
#3  0x00007ffa660ae568 in __mf_register () from /usr/lib64/libmudflapth.so.0
#4  0x000000000040109b in thread1 (arg=0x7fffdfa17561) at malloc.c:79
#5  0x0000003ce4407851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003868ce890d in clone () from /lib64/libc.so.6
(gdb) f 4
#4  0x000000000040109b in thread1 (arg=0x7fffdfa17561) at malloc.c:79
79    }

PFA the program.



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