#0  0x0106281c in swtch_pri () at /build/buildd-eglibc_2.13-36-hurd-i386-IvO_gk/eglibc-2.13/build-tree/hurd-i386-libc/mach/swtch_pri.S:2
#1  0x010640a4 in __spin_lock_solid (lock=0x11ded74) at spin-solid.c:27
#2  0x0106429d in __mutex_lock_solid (lock=0x11ded74) at mutex-solid.c:31
#3  0x010eb328 in __mutex_lock (__lock=<optimized out>) at ../mach/lock-intern.h:89
#4  tr_mallochook (size=8192, caller=0x10d690f) at mtrace.c:170
#5  0x010e92ff in __libc_malloc (bytes=8192) at malloc.c:3622
#6  0x010d690f in _IO_file_doallocate (fp=0x804a0e8) at filedoalloc.c:120
#7  0x010e1ec8 in _IO_doallocbuf (fp=0x804a0e8) at genops.c:423
#8  0x010e11db in _IO_new_file_overflow (f=0x804a0e8, ch=-1) at fileops.c:850
#9  0x010e04f3 in _IO_new_file_xsputn (f=0x804a0e8, data=0x11c4665, n=2) at fileops.c:1358
#10 0x010b642e in _IO_vfprintf_internal (s=0x804a0e8, format=0x11c4665 "@ %s%s%s[%p] ", ap=0x1024cf0 "Ч\002\001\344I\034\001") at vfprintf.c:1336
#11 0x010c024b in __fprintf (stream=0x804a0e8, format=0x11c4665 "@ %s%s%s[%p] ") at fprintf.c:33
#12 0x010eb0e0 in tr_where (caller=0x10d6a5c) at mtrace.c:127
#13 0x010eb3a6 in tr_freehook (ptr=0x804a0e8, caller=0x10d6a5c) at mtrace.c:146
#14 0x010e914c in __libc_free (mem=0x1) at malloc.c:3699
#15 0x010d6a5c in _IO_new_fclose (fp=0x804a0e8) at iofclose.c:88
#16 0x010eadcc in muntrace () at mtrace.c:364
#17 0x0804852c in main () at mt.c:3