
(gdb) bt full
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
        tid = <optimized out>
        ret = 0
        pd = <optimized out>
        old_mask = {__val = {0}}
        ret = <optimized out>
        pd = <optimized out>
        old_mask = <optimized out>
        ret = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
#1  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
No locals.
#2  __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
No locals.
#3  0x000074751a55e26e in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
        ret = <optimized out>
#4  0x000074751a5418ff in __GI_abort () at ./stdlib/abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x20, sa_sigaction = 0x20}, sa_mask = {__val = {0 <repeats 16 times>}},
          sa_flags = -545419008, sa_restorer = 0x0}
#5  0x000074751a5427b6 in __libc_message_impl (fmt=fmt@entry=0x74751a6e78d7 "%s\n") at ../sysdeps/posix/libc_fatal.c:132
        ap = {{gp_offset = 16, fp_offset = 0, overflow_arg_area = 0x7ffff8ddb750, reg_save_area = 0x7ffff8ddb6e0}}
--Type <RET> for more, q to quit, c to continue without paging--
        fd = 2
        iov = {{iov_base = 0x74751a6e5672, iov_len = 23}, {iov_base = 0x74751a6e78d9, iov_len = 1}, {iov_base = 0x0, iov_len = 0}, {
            iov_base = 0x0, iov_len = 0}, {iov_base = 0x0, iov_len = 0}, {iov_base = 0x0, iov_len = 0}, {iov_base = 0x0, iov_len = 0}}
        iovcnt = <optimized out>
        total = <optimized out>
        cp = <optimized out>
#6  0x000074751a5c1fe5 in malloc_printerr (str=str@entry=0x74751a6e5672 "free(): invalid pointer") at ./malloc/malloc.c:5772
No locals.
#7  0x000074751a5c437c in _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at ./malloc/malloc.c:4507
        size = <optimized out>
        fb = <optimized out>
#8  0x000074751a5c6d9e in __GI___libc_free (mem=0x747519ed33c0) at ./malloc/malloc.c:3398
        ar_ptr = <optimized out>
        p = 0x747519ed33b0
        err = 0
#9  0x0000747511fcb21f in ksr_nghttp2_reply_header_clear () at nghttp2_mod.c:393
        i = 0
        p = 0x0
        __func__ = "ksr_nghttp2_reply_header_clear"
#10 0x0000747511fcda01 in ksr_event_route () at nghttp2_mod.c:524
        keng = 0x0
        evname = {s = 0x747511fd629a "nghttp2:request", len = 15}
        fmsg = 0x0
        ctx = {rec_lev = -119686816, run_flags = 32767, last_retcode = 830566416, jmp_env = {{__jmpbuf = {0, 140737368668656,
                140737368668608, 128046302254286, 140737368668512, 128046170554336, 106352810711448, 106352810749968},
              __mask_was_saved = 7, __saved_mask = {__val = {4, 128046303660832, 0, 0, 2600446128444772608, 106352810749968,
                  128046303660736, 4, 18446744073709551552, 106352810759408, 106352810746776, 140737368668672, 128046302259170,
                  140737368668756, 0, 140737368668704}}}}}
        rtb = 32767
        __func__ = "ksr_event_route"
#11 0x0000747511fd28ec in on_request_recv (session=0x60ba31815b60, session_data=0x60ba316c2320, stream_data=0x60ba316c4f30)
    at nghttp2_server.c:542
        __func__ = "on_request_recv"
#12 0x0000747511fd29ba in on_frame_recv_callback (session=0x60ba31815b60, frame=0x60ba31815e38, user_data=0x60ba316c2320)
    at nghttp2_server.c:568
        session_data = 0x60ba316c2320
        stream_data = 0x60ba316c4f30
#13 0x0000747511fa2961 in ?? () from /lib/x86_64-linux-gnu/libnghttp2.so.14
No symbol table info available.
#14 0x0000747511fa92ba in nghttp2_session_mem_recv () from /lib/x86_64-linux-gnu/libnghttp2.so.14
No symbol table info available.
#15 0x0000747511fd03e8 in session_recv (session_data=0x60ba316c2320) at nghttp2_server.c:263
--Type <RET> for more, q to quit, c to continue without paging--
        readlen = 1
        input = 0x60ba317f0f40
        datalen = 59
        data = 0x60ba3180a440 ""
        __func__ = "session_recv"
#16 0x0000747511fd3ee0 in readcb (bev=0x60ba317f0ce0, ptr=0x60ba316c2320) at nghttp2_server.c:676
        session_data = 0x60ba316c2320
#17 0x0000747511f5c8b9 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
No symbol table info available.
#18 0x0000747511f67783 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
No symbol table info available.
#19 0x0000747511f6948f in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.7
No symbol table info available.
#20 0x0000747511fd5d44 in nghttp2_server_run () at nghttp2_server.c:841
        ssl_ctx = 0x60ba317fe0f0
        app_ctx = {ssl_ctx = 0x60ba317fe0f0, evbase = 0x60ba317f0590}
        evbase = 0x60ba317f0590
        act = {__sigaction_handler = {sa_handler = 0x1, sa_sigaction = 0x1}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = 0,
          sa_restorer = 0x0}
#21 0x0000747511fc8c93 in child_init (rank=0) at nghttp2_mod.c:165
        pid = 0
        __func__ = "child_init"
#22 0x000060ba308c1670 in init_mod_child (m=0x747519ec0710, rank=0) at core/sr_module.c:920
        ret = 0
        __func__ = "init_mod_child"
#23 0x000060ba308c124f in init_mod_child (m=0x747519ec0c70, rank=0) at core/sr_module.c:912
        ret = 0
        __func__ = "init_mod_child"
#24 0x000060ba308c124f in init_mod_child (m=0x747519ec11b0, rank=0) at core/sr_module.c:912
        ret = 32767
        __func__ = "init_mod_child"
#25 0x000060ba308c124f in init_mod_child (m=0x747519ec1fe0, rank=0) at core/sr_module.c:912
        ret = 0
        __func__ = "init_mod_child"
#26 0x000060ba308c124f in init_mod_child (m=0x747519ec2870, rank=0) at core/sr_module.c:912
        ret = 1
        __func__ = "init_mod_child"
#27 0x000060ba308c1fd3 in init_child (rank=0) at core/sr_module.c:999
        ret = 29813
        type = 0x60ba30b3400d "PROC_MAIN"
        __func__ = "init_child"
#28 0x000060ba3066519c in main_loop () at main.c:1958
--Type <RET> for more, q to quit, c to continue without paging--
        i = 4
        pid = 140
        si = 0x0
        si_desc = "udp receiver child=3 sock=172.22.0.21:6109\000\377`\000\000\000\003\000\000\000i\000\000\000\000\221}\337\371\243\026$8\227\2740\272`\000\000}@\2560\272`\000\000i\000\000\000\000\000\000\000\000\000\000\004\000\000\000\000\000\000\200", '\000' <repeats 13 times>, " \307\335\370\377\177\000\000W\223\2030\272`\000"
        nrprocs = 4
        woneinit = 1
        __func__ = "main_loop"
#29 0x000060ba306702b3 in main (argc=8, argv=0x7ffff8ddccc8) at main.c:3280
        cfg_stream = 0x60ba31505380
        c = -1
        r = 0
        tmp = 0x74751a81bc1a ""
        tmp_len = 29813
        port = 5060
        proto = 0
        aproto = 0
        ahost = 0x0
        aport = 0
        options = 0x60ba30ae7290 ":f:cm:M:dVIhEeb:B:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:x:X:Y:"
        ret = -1
        seed = 3676012720
        rfd = 4
        debug_save = 0
        debug_flag = 0
        dont_fork_cnt = 2
        n_lst = 0x74751a5b865c <__pthread_tunables_init+92>
        p = 0x74751a81b590 ""
        st = {st_dev = 1048630, st_ino = 918430, st_nlink = 1, st_mode = 16832, st_uid = 0, st_gid = 0, __pad0 = 0, st_rdev = 0,
          st_size = 4096, st_blksize = 4096, st_blocks = 8, st_atim = {tv_sec = 1721243358, tv_nsec = 578651101}, st_mtim = {
            tv_sec = 1721652006, tv_nsec = 624143935}, st_ctim = {tv_sec = 1721652006, tv_nsec = 624143935}, __glibc_reserved = {0, 0, 0}}
        l1 = 0
        tbuf = "\000\000\000\000\000\000\000\000\002", '\000' <repeats 11 times>, "a\001\000\000\3777@\025\000\000\000\000(R\337\370\377\177\000\000\000\000\000\000\000\000\000\000\001", '\000' <repeats 119 times>, "@`b0\272`\000\0008\000\000\000\000\000\000\000\r\000\000\000\000\000\000\000\000\020\000\000\000\000\000\000"...
        option_index = 0
        long_options = {{name = 0x60ba30ae982f "help", has_arg = 0, flag = 0x0, val = 104}, {name = 0x60ba30ae4531 "version", has_arg = 0,
            flag = 0x0, val = 118}, {name = 0x60ba30ae9834 "alias", has_arg = 1, flag = 0x0, val = 1024}, {name = 0x60ba30ae983a "subst",
            has_arg = 1, flag = 0x0, val = 1025}, {name = 0x60ba30ae9840 "substdef", has_arg = 1, flag = 0x0, val = 1026}, {
            name = 0x60ba30ae9849 "substdefs", has_arg = 1, flag = 0x0, val = 1027}, {name = 0x60ba30ae9853 "server-id", has_arg = 1,
            flag = 0x0, val = 1028}, {name = 0x60ba30ae985d "loadmodule", has_arg = 1, flag = 0x0, val = 1029}, {
--Type <RET> for more, q to quit, c to continue without paging--
            name = 0x60ba30ae9868 "modparam", has_arg = 1, flag = 0x0, val = 1030}, {name = 0x60ba30ae9871 "log-engine", has_arg = 1,
            flag = 0x0, val = 1031}, {name = 0x60ba30ae987c "debug", has_arg = 1, flag = 0x0, val = 1032}, {
            name = 0x60ba30ae9882 "cfg-print", has_arg = 0, flag = 0x0, val = 1033}, {name = 0x60ba30ae988c "atexit", has_arg = 1,
            flag = 0x0, val = 1034}, {name = 0x60ba30ae9893 "all-errors", has_arg = 0, flag = 0x0, val = 1035}, {name = 0x0, has_arg = 0,
            flag = 0x0, val = 0}}
        __func__ = "main"
(gdb)