#0  0x00007fd06e00f425 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <optimized out>
        selftid = 5080
#1  0x00007fd06e012b8b in __GI_abort () at abort.c:91
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x7fd06db35cc7, sa_sigaction = 0x7fd06db35cc7}, sa_mask = {__val = {140533176814144, 33215120, 140734102730272, 140734102729984, 140533175709266, 140533170396359, 206158430232, 140734102730000, 140734102729776, 140531337227566, 206158430256, 32467472, 733634176081289574, 7741253862029880440, 0, 140734102738068}}, sa_flags = 1846880821, sa_restorer = 0x7fd06db35c92}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fd06e0080ee in __assert_fail_base (fmt=<optimized out>, assertion=0x7fd06db35cc7 "!xcb_xlib_unknown_seq_number", file=0x7fd06db35c92 "../../src/xcb_io.c", line=<optimized out>, function=<optimized out>) at assert.c:94
        str = 0x1ef6a10 " @\361\001"
        total = 4096
#3  0x00007fd06e008192 in __GI___assert_fail (assertion=assertion@entry=0x7fd06db35cc7 "!xcb_xlib_unknown_seq_number", file=file@entry=0x7fd06db35c92 "../../src/xcb_io.c", line=line@entry=160, function=function@entry=0x7fd06db35de0 "append_pending_request") at assert.c:103
No locals.
#4  0x00007fd06dac453f in append_pending_request (dpy=dpy@entry=0x1ef9de0, sequence=4037) at ../../src/xcb_io.c:158
        node = <optimized out>
        __PRETTY_FUNCTION__ = "append_pending_request"
#5  0x00007fd06dac520d in _XReply (dpy=dpy@entry=0x1ef9de0, rep=rep@entry=0x7fff36337620, extra=extra@entry=0, discard=discard@entry=1) at ../../src/xcb_io.c:584
        error = <optimized out>
        c = 0x1fad290
        reply = <optimized out>
        current = <optimized out>
        __PRETTY_FUNCTION__ = "_XReply"
#6  0x00007fd06dabafb8 in XQueryExtension (dpy=dpy@entry=0x1ef9de0, name=name@entry=0x7fd06264f8b2 <Address 0x7fd06264f8b2 out of bounds>, major_opcode=major_opcode@entry=0x7fff36337684, first_event=first_event@entry=0x7fff36337688, first_error=first_error@entry=0x7fff3633768c) at ../../src/QuExt.c:48
        rep = {type = 255 '\377', pad1 = 255 '\377', sequenceNumber = 65535, length = 0, present = 113 'q', major_opcode = 0 '\000', first_event = 0 '\000', first_error = 0 '\000', pad3 = 0, pad4 = 1845393296, pad5 = 32720, pad6 = 1859605728, pad7 = 32720}
        req = 0x1f00530
#7  0x00007fd06daaeec2 in XInitExtension (dpy=dpy@entry=0x1ef9de0, name=name@entry=0x7fd06264f8b2 <Address 0x7fd06264f8b2 out of bounds>) at ../../src/InitExt.c:47
        codes = {extension = 2192400, major_opcode = 0, first_event = 0, first_error = 0}
        ext = <optimized out>
#8  0x00007fd06d47041d in XextAddDisplay (extinfo=0x1f8be40, dpy=0x1ef9de0, ext_name=0x7fd06264f8b2 <Address 0x7fd06264f8b2 out of bounds>, hooks=0x7fd062788520, nevents=17, data=0x0) at ../../src/extutil.c:110
        dpyinfo = 0x1ef0770
#9  0x00007fd0625f82f9 in ?? ()
No symbol table info available.
#10 0x00007fff36337740 in ?? ()
No symbol table info available.
#11 0x000000000000007c in ?? ()
No symbol table info available.
#12 0x00007fff36337740 in ?? ()
No symbol table info available.
#13 0x00007fff36337760 in ?? ()
No symbol table info available.
#14 0x0000000000000000 in ?? ()
No symbol table info available.