StacktraceTop: do_fcntl (arg=0x7f383dedad80 <proc_mutex_lock_it>, cmd=7, fd=11) at ../sysdeps/unix/sysv/linux/fcntl.c:39 __libc_fcntl (fd=<optimized out>, cmd=cmd@entry=7) at ../sysdeps/unix/sysv/linux/fcntl.c:92 proc_mutex_fcntl_acquire (mutex=0x7f383e37e310) at ../locks/unix/proc_mutex.c:579 accept_mutex_on () at prefork.c:232 child_main (child_num_arg=child_num_arg@entry=2) at prefork.c:611
StacktraceTop: lock_it> , cmd=7, fd=11) at ../sysdeps/ unix/sysv/ linux/fcntl. c:39 unix/sysv/ linux/fcntl. c:92 fcntl_acquire (mutex= 0x7f383e37e310) at ../locks/ unix/proc_ mutex.c: 579 num_arg= child_num_ arg@entry= 2) at prefork.c:611
do_fcntl (arg=0x7f383dedad80 <proc_mutex_
__libc_fcntl (fd=<optimized out>, cmd=cmd@entry=7) at ../sysdeps/
proc_mutex_
accept_mutex_on () at prefork.c:232
child_main (child_