Bug#958104: system-config-printer-udev: ABRT: free(): invalid pointer

[Alex Andreotti]

Backtrace attachment with related dbgsym installed.
    
Regards
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(gdb) bt
#0  __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007f3de0cb055b in __GI_abort () at abort.c:79
#2  0x00007f3de0d09008 in __libc_message (action=action at entry=do_abort, fmt=fmt at entry=0x7f3de0e15f3e "%s\n") at ../sysdeps/posix/libc_fatal.c:181
#3  0x00007f3de0d103aa in malloc_printerr (str=str at entry=0x7f3de0e140e0 "free(): invalid pointer") at malloc.c:5339
#4  0x00007f3de0d11d9c in _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:4173
#5  0x000055904b38916f in for_each_matching_queue (flags=1, fn=0x55904b387c00 <enable_queue>, usblpdev=0x7fffde6ef5c8 "", 
    usblpdevlen=<optimized out>, device_uris=<optimized out>, device_uris=<optimized out>, context=0x0) at udev/udev-configure-printer.c:1515
#6  0x000055904b389f89 in do_add (cmd=0x7fffde6f0efa "/lib/udev/udev-configure-printer", devaddr=<optimized out>)
    at udev/udev-configure-printer.c:1663
#7  0x000055904b387724 in main (argc=3, argv=0x7fffde6f0c38) at udev/udev-configure-printer.c:1871