Thread 1 (process 29241):
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 93824994901296, 93824994832720, 140737346020832, 140737415839744, 93824994901296, 93824994901296, 93824994901296, 93824994901296, 93824994901378, 93824994901396, 93824994901296, 93824994901396, 0, 0, 0}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007ffff77fa801 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x5555557dfd30, sa_sigaction = 0x5555557dfd30}, sa_mask = {__val = {0, 140737349573696, 0, 0, 0, 140737488343800, 0, 140737488343632, 140737347277264, 21474836480, 140737347262424, 0, 15733543727099189248, 140737347247380, 0, 140737347262424}}, sa_flags = -141109203, sa_restorer = 0x7ffff7971578}
        sigs = {__val = {32, 0 <repeats 15 times>}}
        __cnt = <optimized out>
        __set = <optimized out>
        __cnt = <optimized out>
        __set = <optimized out>
#2  0x00007ffff77ea39a in __assert_fail_base (fmt=0x7ffff79717d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7ffff7971578 "outbuf != NULL && *outbuf != NULL", file=file@entry=0x7ffff796d82d "gconv.c", line=line@entry=73, function=function@entry=0x7ffff79715a0 <__PRETTY_FUNCTION__.8896> "__gconv") at assert.c:92
        str = 0x5555557dfd30 ""
        total = 4096
#3  0x00007ffff77ea412 in __GI___assert_fail (assertion=assertion@entry=0x7ffff7971578 "outbuf != NULL && *outbuf != NULL", file=file@entry=0x7ffff796d82d "gconv.c", line=line@entry=73, function=function@entry=0x7ffff79715a0 <__PRETTY_FUNCTION__.8896> "__gconv") at assert.c:101
No locals.
#4  0x00007ffff77dcc75 in __gconv (cd=0x5555557cf150, inbuf=inbuf@entry=0x5555557ad8d0 <inptr>, inbufend=0x5555557ce558 "File: example.info,  Node: Top,  Next: First Chapter,  Up: (dir)\n\nGNU Sample\n**********\n\nThis manual is for GNU Sample (version 1.0, 01 January 1970).\n\n* Menu:\n\n* First Chapter::    The first chapter "..., outbuf=outbuf@entry=0x7fffffffd498, outbufend=<optimized out>, irreversible=irreversible@entry=0x7fffffffd420) at gconv.c:73
        last_start = <optimized out>
        last_step = 1
        result = <optimized out>
        __PRETTY_FUNCTION__ = "__gconv"
        fct = 0x7ffff77e22f0 <__gconv_transform_utf8_internal>
#5  0x00007ffff77dc3e6 in iconv (cd=<optimized out>, inbuf=0x5555557ad8d0 <inptr>, inbytesleft=0x7fffffffd4e0, outbuf=0x7fffffffd498, outbytesleft=0x7fffffffd490) at iconv.c:52
        instart = 0x5555557ce558 "File: example.info,  Node: Top,  Next: First Chapter,  Up: (dir)\n\nGNU Sample\n**********\n\nThis manual is for GNU Sample (version 1.0, 01 January 1970).\n\n* Menu:\n\n* First Chapter::    The first chapter "...
        gcd = <optimized out>
        outstart = <optimized out>
        irreversible = <optimized out>
        result = <optimized out>
        __PRETTY_FUNCTION__ = "iconv"
#6  0x0000555555567060 in text_buffer_iconv (buf=0x5555557ae5f0 <output_buf>, iconv_state=0x5555557cf150, inbuf=0x5555557ad8d0 <inptr>, inbytesleft=0x7fffffffd4e0) at info-utils.c:1957
        out_bytes_left = 0
        outptr = 0x0
        iconv_ret = 0
#7  0x0000555555565089 in copy_converting (n=0) at info-utils.c:838
        bytes_left = 0
        orig_bytes_left = 0
        extra_at_end = 0
        iconv_ret = 140737488344432
        output_start = 0
        utf8_char_free = 15733543727099189248
        utf8_char = "\000\000\000"
        utf8_char_ptr = 0x7fffffffd520 ""
        orig_inptr = 0x7fffffffd9e0 "\003"
        i = 6
#8  0x0000555555565446 in copy_input_to_output (n=151) at info-utils.c:1012
        bytes_to_convert = 0
        extra_written = 93824994829807
        bytes_left = 151
#9  0x0000555555566669 in scan_node_contents (node=0x5555557cf000, fb=0x5555557ce8d0, tag_ptr=0x5555557cead0) at info-utils.c:1660
        in_parentheses = 0
        entry = 0x7fffffffd610
        in_menu = 0
        match = 0x5555557ce5ef "\n* Menu:\n\n* First Chapter::    The first chapter is the\n", ' ' <repeats 22 times>, "only chapter in this sample.\n* Index::", ' ' <repeats 12 times>, "Complete index.\n\n\037\nFile: example.info,  Node: First Chapter,  Next: Inde"...
        refs = 0x5555557df250
        refs_index = 0
        refs_slots = 1
        in_index = 0
#10 0x0000555555572532 in info_node_of_tag_ext (fb=0x5555557ce8d0, tag_ptr=0x5555557cead0, fast=0) at nodes.c:1284
        tag = 0x5555557cea30
        node = 0x5555557cf000
        is_anchor = 0
        anchor_tag = 0x2f096a99
        node_pos = 0
        anchor_pos = 0
        parent = 0x5555557ce8d0
        subfile = 0x5555557ce8d0
#11 0x00005555555726ba in info_node_of_tag (fb=0x5555557ce8d0, tag_ptr=0x5555557cead0) at nodes.c:1324
No locals.
#12 0x0000555555571e8f in info_get_node_of_file_buffer (file_buffer=0x5555557ce8d0, nodename=0x5555557cdf30 "Top") at nodes.c:1069
        tag = 0x5555557cea30
        i = 0
        node = 0x0
#13 0x0000555555571c38 in info_get_node_with_defaults (filename_in=0x5555557cb490 "././bug_sigabrt.info", nodename_in=0x5555557cb620 "Top", defaults=0x0) at nodes.c:991
        node = 0x0
        file_buffer = 0x5555557ce8d0
        filename = 0x5555557b3930 "././bug_sigabrt.info"
        nodename = 0x5555557cdf30 "Top"
#14 0x00005555555774ac in info_select_reference (window=0x5555557cbcd0, entry=0x5555557cb410) at session.c:2063
        node = 0x5555557ada30 <txtresult>
        file_system_error = 0x0
        filename = 0x5555557cb490 "././bug_sigabrt.info"
        nodename = 0x5555557cb620 "Top"
        label = 0x0
        line_number = 0
#15 0x0000555555573e81 in begin_multiple_window_info_session (references=0x5555557cb5f0, error=0x0) at session.c:123
        i = 0
        window = 0x5555557cbcd0
#16 0x000055555557408f in info_session (ref_list=0x5555557cb5f0, user_filename=0x0, error=0x0) at session.c:211
No locals.
#17 0x00005555555696a6 in main (argc=0, argv=0x7fffffffda00) at info.c:1079
        getopt_long_index = 32767
        init_file = 0x0
        error = 0x0