(gdb) frame 0
#0  0x00007ffff7c6ada7 in h2_session_send (data=data@entry=0x7fff886fa310, h2=0x7fff78205190) at http2.c:1512
1512        rv = nghttp2_submit_priority(h2, NGHTTP2_FLAG_NONE, stream->stream_id,
(gdb) bt
#0  0x00007ffff7c6ada7 in h2_session_send (data=data@entry=0x7fff886fa310, h2=0x7fff78205190) at http2.c:1512
#1  0x00007ffff7c6b0ea in h2_process_pending_input (conn=conn@entry=0x7fff7800e960, httpc=httpc@entry=0x7fff7800f030, err=err@entry=0x7fff8d7f81c4) at http2.c:1348
#2  0x00007ffff7c6b2b9 in http2_connisdead (conn=0x7fff7800e960) at http2.c:219
#3  0x00007ffff7c6b2b9 in http2_conncheck (check=0x7fff7800e960, checks_to_perform=1) at http2.c:239
#4  0x00007ffff7c3822b in extract_if_dead (conn=0x7fff7800e960, data=0x7fff884a5ff0) at url.c:968
#5  0x00007ffff7c3c2ac in ConnectionExists (waitpipe=<synthetischer Zeiger>, force_reuse=<synthetischer Zeiger>, usethis=<synthetischer Zeiger>, needle=0x7fff7812e130, data=0x7fff884a5ff0)
    at url.c:1135
#6  0x00007ffff7c3c2ac in create_conn (async=0x7fff8d7f8357, in_connect=<synthetischer Zeiger>, data=0x7fff7812e130) at url.c:3884
#7  0x00007ffff7c3c2ac in Curl_connect (data=data@entry=0x7fff884a5ff0, asyncp=asyncp@entry=0x7fff8d7f83e7, protocol_done=protocol_done@entry=0x7fff8d7f83e8) at url.c:4151
#8  0x00007ffff7c4d9ff in multi_runsingle (multi=multi@entry=0x7fff78000b50, now=..., data=data@entry=0x7fff884a5ff0) at multi.c:1463
#9  0x00007ffff7c4eea1 in curl_multi_perform (multi=0x7fff78000b50, running_handles=0x7fff8d7f84c8) at multi.c:2217
#10 0x0000000003d092f4 in  ()
#11 0x00000000041ddd8c in  ()
#12 0x00007fffef284182 in start_thread (arg=<optimized out>) at pthread_create.c:486
#13 0x00007fffee657b1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
(gdb) info locals
pri_spec = {stream_id = 0, weight = 16, exclusive = 0 '\000'}
rv = <optimized out>
stream = 0x735f6e695f686372
(gdb) print stream->stream_id
Cannot access memory at address 0x735f6e695f68659a