#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 4399099348824, 208138993264557566, 140729709288544, 94441141612736, 94441132938696, 140729709288540, 94441132849189, 0, 94441132803402, 1, 38361475658, 5580634439008481872, 28259001035220079, 4673510122744735079, 140266095788559}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007f923eb24899 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x55e4ca289ad0, sa_sigaction = 0x55e4ca289ad0}, sa_mask = {__val = {94441141827696, 94441141831952, 94441132799338, 0, 4294967296, 94441142142304, 10980327644543381760, 0, 94441140727984, 94441141827696, 94441140727984, 94441141827696, 94441132939744, 140729709289040, 94441132556733, 15023190641950128175}}, sa_flags = -902932788, sa_restorer = 0x7ffe3054de4c}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f923eb8f38e in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7f923ecb83a5 "%s\n") at ../sysdeps/posix/libc_fatal.c:181
        ap = {{gp_offset = 24, fp_offset = 2842944107, overflow_arg_area = 0x7ffe3054df60, reg_save_area = 0x7ffe3054def0}}
        fd = 2
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007f923eb974dc in malloc_printerr (str=str@entry=0x7f923ecb652a "free(): invalid pointer") at malloc.c:5332
No locals.
#4  0x00007f923eb98cfc in _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:4173
        size = 4294967296
        fb = <optimized out>
        nextchunk = <optimized out>
        nextsize = <optimized out>
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        __PRETTY_FUNCTION__ = "_int_free"
#5  0x00007f923ed9f02e in ?? () from /lib/x86_64-linux-gnu/libcups.so.2
No symbol table info available.
#6  0x00007f923ed9ef93 in ippDelete () from /lib/x86_64-linux-gnu/libcups.so.2
No symbol table info available.
#7  0x000055e4ca28949c in ?? ()
No symbol table info available.
#8  0x000055e4ca2c3a08 in ?? ()
No symbol table info available.
#9  0x000055e4ca280b43 in ?? ()
No symbol table info available.
#10 0x00007f923eb261e3 in __libc_start_main (main=0x55e4ca280200, argc=2, argv=0x7ffe3054eb78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe3054eb68) at ../csu/libc-start.c:308
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -8199480005612372192, 94441132531376, 140729709292400, 0, 0, -2738069206432055520, -2677265332711686368}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffe3054eb90, 0x7f923ef67190}, data = {prev = 0x0, cleanup = 0x0, canceltype = 810871696}}}
        not_first_call = <optimized out>
#11 0x000055e4ca281ede in ?? ()
No symbol table info available.