Comment 2 for bug 1426588

StacktraceTop:
 __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7fa049a247a0 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
 malloc_printerr (ptr=<optimized out>, str=0x7fa049a24968 "double free or corruption (fasttop)", action=1) at malloc.c:4996
 _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3840
 freep () at ../src/shared/util.h:673
 enable_sysv_units.lto_priv.393 (verb=0x6a19 <error: Cannot access memory at address 0x6a19>, args=0x7fa04bf00980) at ../src/systemctl/systemctl.c:5141