http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49484
Summary: gcov crash if two(or more) forks happen at the same time Product: gcc Version: 4.1.2 Status: UNCONFIRMED Severity: major Priority: P3 Component: gcov-profile AssignedTo: unassig...@gcc.gnu.org ReportedBy: cobe...@gmail.com gcov crashes the application if the application forks in multiple threads at the same time. #0 0x0000003612430265 in raise () from /lib64/libc.so.6 #1 0x0000003612431d10 in abort () from /lib64/libc.so.6 #2 0x000000000085e2ae in __gcov_open () #3 0x000000000085e559 in gcov_exit () #4 0x000000000085ef7f in __gcov_flush () #5 0x000000000085f019 in __gcov_fork () #0 0x000000000085effc in __gcov_merge_add () #1 0x000000000085ef1a in gcov_exit () #2 0x000000000085ef7f in __gcov_flush () #3 0x000000000085f019 in __gcov_fork () gcov (GCC) 4.1.2 20080704 (Red Hat 4.1.2-48) uname -a Linux hostname 2.6.18-194.el5 #1 SMP Fri Apr 2 14:58:14 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux