Attachment 12306 Details for Bug 26944 – backtrace from the small reproducer

backtrace from the small reproducer

backtrace.txt (text/plain), 7.63 KB, created by Pascal Terjan on 2021-02-03 21:40:07 CET

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Creator: Pascal Terjan

Created: 2021-02-03 21:40:07 CET

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obsolete

>#0  emission_find (instance=0x14194f0, detail=0, signal_id=53) at ../gobject/gsignal.c:893
>        emission = 0x3fe6666666666666
>        node = <optimized out>
>        accumulator = <optimized out>
>        emission = 
>          {next = 0x40000002, instance = 0x7ffff69cb599 <g_object_ref+121>, ihint = {signal_id = 21357840, detail = 0, run_type = (G_SIGNAL_NO_RECURSE | G_SIGNAL_DETAILED | G_SIGNAL_MUST_COLLECT | G_SIGNAL_DEPRECATED | unknown: 0xffffd800)}, state = 32767, chain_type = 0x7fffffffd810 [None]}
>        class_closure = <optimized out>
>        hlist = <optimized out>
>        handler_list = 0x0
>        return_accu = <optimized out>
>        accu = 
>              {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>        signal_id = 53
>        max_sequential_handler_number = <optimized out>
>        return_value_altered = 0
>#3  0x00007ffff69dee92 in <emit signal ??? on instance 0x14194f0 [GtkLabel]> (instance=instance@entry=0x14194f0, signal_id=<optimized out>, detail=detail@entry=0) at ../gobject/gsignal.c:3550
>        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffda70, reg_save_area = 0x7fffffffd9b0}}
>    #1  signal_emit_unlocked_R
>    (node=node@entry=0x1496e50, detail=detail@entry=0, instance=instance@entry=0x14194f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffd810)
>    at ../gobject/gsignal.c:3622
>                node = <optimized out>
>                accumulator = <optimized out>
>                emission = 
>                  {next = 0x40000002, instance = 0x7ffff69cb599 <g_object_ref+121>, ihint = {signal_id = 21357840, detail = 0, run_type = (G_SIGNAL_NO_RECURSE | G_SIGNAL_DETAILED | G_SIGNAL_MUST_COLLECT | G_SIGNAL_DEPRECATED | unknown: 0xffffd800)}, state = 32767, chain_type = 0x7fffffffd810 [None]}
>                class_closure = <optimized out>
>                hlist = <optimized out>
>                handler_list = 0x0
>                return_accu = <optimized out>
>                accu = 
>                      {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
>                signal_id = 53
>                max_sequential_handler_number = <optimized out>
>                return_value_altered = 0
>    #2  0x00007ffff69dea59 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffd998) at ../gobject/gsignal.c:3494
>                instance_and_params = 0x7fffffffd810
>                signal_return_type = <optimized out>
>                param_values = 0x7fffffffd828
>                node = <optimized out>
>                i = <optimized out>
>                n_params = <optimized out>
>                __func__ = "g_signal_emit_valist"
>#4  0x00007ffff5ef9590 in gtk_widget_dispose (object=0x14194f0 [GtkLabel]) at gtkwidget.c:12162
>        widget = 0x14194f0 [GtkLabel]
>        priv = 0x1419400
>        sizegroups = <optimized out>
>#5  0x00007ffff69cbb5f in g_object_unref (_object=<optimized out>) at ../gobject/gobject.c:3465
>        weak_locations = 0x0
>        old_ref = <optimized out>
>        __func__ = "g_object_unref"
>        object = 0x14194f0 [GtkLabel]
>        __func__ = "g_object_unref"
>#6  g_object_unref (_object=0x14194f0) at ../gobject/gobject.c:3395
>        object = 0x14194f0 [GtkLabel]
>        __func__ = "g_object_unref"
>#7  0x00007ffff6a2c9c3 in XS_Glib__Object_DESTROY (my_perl=<optimized out>, cv=<optimized out>) at GObject.xs:1301
>        object = 0x14194f0 [GtkLabel]
>        was_undead = 0
>        sv = <optimized out>
>        sp = <optimized out>
>        ax = <optimized out>
>        mark = <optimized out>
>        items = <optimized out>
>#8  0x00007ffff7d3df47 in Perl_pp_entersub (my_perl=0x4052a0) at pp_hot.c:5277
>        markix = 0
>        is_scalar = false
>        sp = <optimized out>
>        sv = 0x61b408
>        gv = 0x1f7fb31d4
>        cv = 0x61b408
>        cx = <optimized out>
>        old_savestack_ix = <optimized out>
>#9  0x00007ffff7c9b4af in Perl_call_sv (my_perl=my_perl@entry=0x4052a0, sv=<optimized out>, flags=flags@entry=45) at perl.c:3091
>        old_cxix = -1
>        myop = 
>          {op_next = 0x0, op_sibparent = 0x0, op_ppaddr = 0x0, op_targ = 0, op_type = 0, op_opt = 0, op_slabbed = 0, op_savefree = 0, op_static = 0, op_folded = 0, op_moresib = 0, op_spare = 0, op_flags = 65 'A', op_private = 0 '\000', op_first = 0x0, op_other = 0x7fffffffdbc0}
>        method_op = 
>          {op_next = 0x0, op_sibparent = 0x7, op_ppaddr = 0x4487e0, op_targ = 7, op_type = 160, op_opt = 1, op_slabbed = 0, op_savefree = 0, op_static = 1, op_folded = 0, op_moresib = 1, op_spare = 0, op_flags = 64 '@', op_private = 0 '\000', op_u = {op_first = 0x9bc8d0, op_meth_sv = 0x9bc8d0}, op_rclass_targ = 0}
>        oldmark = 0
>        retval = 0
>        oldcatch = true
>        ret = <optimized out>
>        oldop = 0x6668f0
>        cur_env = 
>          {je_prev = 0x4055b0, je_buf = {{__jmpbuf = {4215456, -6829331070558667484, 1, 11100216, 4215456, 4215456, 6829331069635788068, 6829348197158092068}, __mask_was_saved = 0, __saved_mask = {__val = {0, 140737350635758, 22439480, 0, 0, 51404676288, 10209136, 10198072, 18446744069414584322, 0, 11, 7, 0, 20392672, 10198072, 1}}}}, je_ret = 0, je_mustcatch = false, je_old_delaymagic = 0, je_old_stack_hwm = 10209488}
>#10 0x00007ffff7d41fd3 in S_curse (my_perl=my_perl@entry=0x4052a0, sv=sv@entry=0x1372ae0, check_refcnt=check_refcnt@entry=true) at sv.c:7044
>        tmpref = 0x408868
>        destructor = <optimized out>
>        meta = <optimized out>
>        sp = <optimized out>
>        stash = <optimized out>
>#11 0x00007ffff7d426e8 in Perl_sv_clear (my_perl=my_perl@entry=0x4052a0, orig_sv=orig_sv@entry=0x1372ae0) at sv.c:6641
>        stash = <optimized out>
>        type = 12
>        sv_type_details = <optimized out>
>        iter_sv = 0x0
>        next_sv = 0x0
>        sv = 0x1372ae0
>        hash_index = 0
>#12 0x00007ffff7d42c9e in Perl_sv_free2 (my_perl=my_perl@entry=0x4052a0, sv=0x1372ae0, rc=<optimized out>) at sv.c:7145
>#13 0x00007ffff7d434e8 in Perl_SvREFCNT_dec_NN (sv=<optimized out>, my_perl=0x4052a0) at inline.h:257
>        rc = <optimized out>
>        target = <optimized out>
>        svend = 0x1368c40
>        sv = 0x1367e18
>        sva = 0x1367c50
>        visited = <optimized out>
>        olddef = <optimized out>
>        olderr = <optimized out>
>#14 do_clean_objs (ref=0x1367e18, my_perl=0x4052a0) at sv.c:534
>        target = <optimized out>
>        svend = 0x1368c40
>        sv = 0x1367e18
>        sva = 0x1367c50
>        visited = <optimized out>
>        olddef = <optimized out>
>        olderr = <optimized out>
>#15 S_visit (mask=2048, flags=2048, f=<optimized out>, my_perl=0x4052a0) at sv.c:477
>        svend = 0x1368c40
>        sv = 0x1367e18
>        sva = 0x1367c50
>        visited = <optimized out>
>        olddef = <optimized out>
>        olderr = <optimized out>
>#16 Perl_sv_clean_objs (my_perl=my_perl@entry=0x4052a0) at sv.c:628
>        olddef = <optimized out>
>        olderr = <optimized out>
>#17 0x00007ffff7c9e7d4 in perl_destruct (my_perl=0x4052a0) at perl.c:905
>        destruct_level = 0 '\000'
>        hv = <optimized out>
>        i = <optimized out>
>#18 0x0000000000401234 in main (argc=<optimized out>, argv=<optimized out>, env=<optimized out>) at perlmain.c:138
>        exitstatus = <optimized out>
>        i = <optimized out>
>

#0  emission_find (instance=0x14194f0, detail=0, signal_id=53) at ../gobject/gsignal.c:893
        emission = 0x3fe6666666666666
        node = <optimized out>
        accumulator = <optimized out>
        emission = 
          {next = 0x40000002, instance = 0x7ffff69cb599 <g_object_ref+121>, ihint = {signal_id = 21357840, detail = 0, run_type = (G_SIGNAL_NO_RECURSE | G_SIGNAL_DETAILED | G_SIGNAL_MUST_COLLECT | G_SIGNAL_DEPRECATED | unknown: 0xffffd800)}, state = 32767, chain_type = 0x7fffffffd810 [None]}
        class_closure = <optimized out>
        hlist = <optimized out>
        handler_list = 0x0
        return_accu = <optimized out>
        accu = 
              {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 53
        max_sequential_handler_number = <optimized out>
        return_value_altered = 0
#3  0x00007ffff69dee92 in <emit signal ??? on instance 0x14194f0 [GtkLabel]> (instance=instance@entry=0x14194f0, signal_id=<optimized out>, detail=detail@entry=0) at ../gobject/gsignal.c:3550
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffffffda70, reg_save_area = 0x7fffffffd9b0}}
    #1  signal_emit_unlocked_R
    (node=node@entry=0x1496e50, detail=detail@entry=0, instance=instance@entry=0x14194f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffd810)
    at ../gobject/gsignal.c:3622
                node = <optimized out>
                accumulator = <optimized out>
                emission = 
                  {next = 0x40000002, instance = 0x7ffff69cb599 <g_object_ref+121>, ihint = {signal_id = 21357840, detail = 0, run_type = (G_SIGNAL_NO_RECURSE | G_SIGNAL_DETAILED | G_SIGNAL_MUST_COLLECT | G_SIGNAL_DEPRECATED | unknown: 0xffffd800)}, state = 32767, chain_type = 0x7fffffffd810 [None]}
                class_closure = <optimized out>
                hlist = <optimized out>
                handler_list = 0x0
                return_accu = <optimized out>
                accu = 
                      {g_type = 0x0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
                signal_id = 53
                max_sequential_handler_number = <optimized out>
                return_value_altered = 0
    #2  0x00007ffff69dea59 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffd998) at ../gobject/gsignal.c:3494
                instance_and_params = 0x7fffffffd810
                signal_return_type = <optimized out>
                param_values = 0x7fffffffd828
                node = <optimized out>
                i = <optimized out>
                n_params = <optimized out>
                __func__ = "g_signal_emit_valist"
#4  0x00007ffff5ef9590 in gtk_widget_dispose (object=0x14194f0 [GtkLabel]) at gtkwidget.c:12162
        widget = 0x14194f0 [GtkLabel]
        priv = 0x1419400
        sizegroups = <optimized out>
#5  0x00007ffff69cbb5f in g_object_unref (_object=<optimized out>) at ../gobject/gobject.c:3465
        weak_locations = 0x0
        old_ref = <optimized out>
        __func__ = "g_object_unref"
        object = 0x14194f0 [GtkLabel]
        __func__ = "g_object_unref"
#6  g_object_unref (_object=0x14194f0) at ../gobject/gobject.c:3395
        object = 0x14194f0 [GtkLabel]
        __func__ = "g_object_unref"
#7  0x00007ffff6a2c9c3 in XS_Glib__Object_DESTROY (my_perl=<optimized out>, cv=<optimized out>) at GObject.xs:1301
        object = 0x14194f0 [GtkLabel]
        was_undead = 0
        sv = <optimized out>
        sp = <optimized out>
        ax = <optimized out>
        mark = <optimized out>
        items = <optimized out>
#8  0x00007ffff7d3df47 in Perl_pp_entersub (my_perl=0x4052a0) at pp_hot.c:5277
        markix = 0
        is_scalar = false
        sp = <optimized out>
        sv = 0x61b408
        gv = 0x1f7fb31d4
        cv = 0x61b408
        cx = <optimized out>
        old_savestack_ix = <optimized out>
#9  0x00007ffff7c9b4af in Perl_call_sv (my_perl=my_perl@entry=0x4052a0, sv=<optimized out>, flags=flags@entry=45) at perl.c:3091
        old_cxix = -1
        myop = 
          {op_next = 0x0, op_sibparent = 0x0, op_ppaddr = 0x0, op_targ = 0, op_type = 0, op_opt = 0, op_slabbed = 0, op_savefree = 0, op_static = 0, op_folded = 0, op_moresib = 0, op_spare = 0, op_flags = 65 'A', op_private = 0 '\000', op_first = 0x0, op_other = 0x7fffffffdbc0}
        method_op = 
          {op_next = 0x0, op_sibparent = 0x7, op_ppaddr = 0x4487e0, op_targ = 7, op_type = 160, op_opt = 1, op_slabbed = 0, op_savefree = 0, op_static = 1, op_folded = 0, op_moresib = 1, op_spare = 0, op_flags = 64 '@', op_private = 0 '\000', op_u = {op_first = 0x9bc8d0, op_meth_sv = 0x9bc8d0}, op_rclass_targ = 0}
        oldmark = 0
        retval = 0
        oldcatch = true
        ret = <optimized out>
        oldop = 0x6668f0
        cur_env = 
          {je_prev = 0x4055b0, je_buf = {{__jmpbuf = {4215456, -6829331070558667484, 1, 11100216, 4215456, 4215456, 6829331069635788068, 6829348197158092068}, __mask_was_saved = 0, __saved_mask = {__val = {0, 140737350635758, 22439480, 0, 0, 51404676288, 10209136, 10198072, 18446744069414584322, 0, 11, 7, 0, 20392672, 10198072, 1}}}}, je_ret = 0, je_mustcatch = false, je_old_delaymagic = 0, je_old_stack_hwm = 10209488}
#10 0x00007ffff7d41fd3 in S_curse (my_perl=my_perl@entry=0x4052a0, sv=sv@entry=0x1372ae0, check_refcnt=check_refcnt@entry=true) at sv.c:7044
        tmpref = 0x408868
        destructor = <optimized out>
        meta = <optimized out>
        sp = <optimized out>
        stash = <optimized out>
#11 0x00007ffff7d426e8 in Perl_sv_clear (my_perl=my_perl@entry=0x4052a0, orig_sv=orig_sv@entry=0x1372ae0) at sv.c:6641
        stash = <optimized out>
        type = 12
        sv_type_details = <optimized out>
        iter_sv = 0x0
        next_sv = 0x0
        sv = 0x1372ae0
        hash_index = 0
#12 0x00007ffff7d42c9e in Perl_sv_free2 (my_perl=my_perl@entry=0x4052a0, sv=0x1372ae0, rc=<optimized out>) at sv.c:7145
#13 0x00007ffff7d434e8 in Perl_SvREFCNT_dec_NN (sv=<optimized out>, my_perl=0x4052a0) at inline.h:257
        rc = <optimized out>
        target = <optimized out>
        svend = 0x1368c40
        sv = 0x1367e18
        sva = 0x1367c50
        visited = <optimized out>
        olddef = <optimized out>
        olderr = <optimized out>
#14 do_clean_objs (ref=0x1367e18, my_perl=0x4052a0) at sv.c:534
        target = <optimized out>
        svend = 0x1368c40
        sv = 0x1367e18
        sva = 0x1367c50
        visited = <optimized out>
        olddef = <optimized out>
        olderr = <optimized out>
#15 S_visit (mask=2048, flags=2048, f=<optimized out>, my_perl=0x4052a0) at sv.c:477
        svend = 0x1368c40
        sv = 0x1367e18
        sva = 0x1367c50
        visited = <optimized out>
        olddef = <optimized out>
        olderr = <optimized out>
#16 Perl_sv_clean_objs (my_perl=my_perl@entry=0x4052a0) at sv.c:628
        olddef = <optimized out>
        olderr = <optimized out>
#17 0x00007ffff7c9e7d4 in perl_destruct (my_perl=0x4052a0) at perl.c:905
        destruct_level = 0 '\000'
        hv = <optimized out>
        i = <optimized out>
#18 0x0000000000401234 in main (argc=<optimized out>, argv=<optimized out>, env=<optimized out>) at perlmain.c:138
        exitstatus = <optimized out>
        i = <optimized out>

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