Re: 4FC58266D7F0000:error:0A08010C:SSL routines:ossl_quic_reset:unsupported:ssl/quic/quic_impl.c:798

Hi Jean-Frederic,

please open a new issue on the github.com openssl project. This needs
to be properly investigated. It definitely looks like a bug.

Tomas Mraz, OpenSSL

On Mon, 2024-09-09 at 15:33 +0200, jean-frederic clere wrote:
> On 9/6/24 5:46 PM, jean-frederic clere wrote:
> > On 9/6/24 3:07 PM, jean-frederic clere wrote:
> > > Hi,
> > > 
> > > After 4096 requests using the same http3 connection on my demo
> > > server 
> > > I have the error:
> > > +++
> > > 40FC58266D7F0000:error:0A0C0103:SSL routines:ch_tx:internal 
> > > error:ssl/quic/quic_channel.c:2489:QUIC error code: 0x1 
> > > (INTERNAL_ERROR), reason: "internal error (txp generate)"
> > > +++
> > > 
> > > The specs says:
> > > "Subsequent packets sent in the same packet number space MUST
> > > increase 
> > > the packet number by at least one"
> > > 
> > > trace:
> > > +++
> > > ^{"name":"transport:packet_sent","data":{"header":{"packet_type":
> > > "1RTT","packet_number":29839,"dcid":""},"datagram_id":29843,"fram
> > > es":[{"frame_type":"stream","stream_id":16380,"offset":4113,"payl
> > > oad_length":1007,"explicit_length":true,"fin":true,"length":7}]},
> > > "time":0}
> > > ^^{"name":"transport:packet_received","data":{"header":{"packet_t
> > > ype":"1RTT","packet_number":9658,"dcid":"296373b34188f6db"},"data
> > > gram_id":9216,"frames":[{"frame_type":"ack","ack_delay":2,"acked_
> > > ranges":[[29682,29818]],"length":10}]},"time":1}
> > > ^^{"name":"transport:packet_sent","data":{"header":{"packet_type"
> > > :"1RTT","packet_number":29840,"dcid":""},"datagram_id":29844,"fra
> > > mes":[{"frame_type":"stream","stream_id":16384,"offset":0,"payloa
> > > d_length":0,"explicit_length":false,"length":5}]},"time":1}
> > > ^^{"name":"connectivity:connection_closed","data":{"owner":"local
> > > ","connection_code":"internal_error","reason":"internal error
> > > (txp generate)"},"time":0}
> > > ^^{"name":"connectivity:connection_state_updated","data":{"state"
> > > :"closing"},"time":0}
> > > ^^{"name":"transport:packet_sent","data":{"header":{"packet_type"
> > > :"1RTT","packet_number":29844,"dcid":""},"datagram_id":29848,"fra
> > > mes":[{"frame_type":"connection_close","error_space":"transport",
> > > "error_code_value":1,"reason":"internal error (txp
> > > generate)","length":33},{"frame_type":"stream","stream_id":16384,
> > > "offset":3468,"payload_length":0,"explicit_length":false,"length"
> > > :7}]},"time":7}
> > > +++
> > > I don't see something like 2**62 here, what do I miss?
> > 
> > Can't really why but in
> > https://github.com/openssl/openssl/blob/feature/quic-server/ssl/quic/quic_txp.c#L902
> > txp_pkt_commit() seems to fail :-(
> 
> In fact qtx_write() fails (here: 
> https://github.com/openssl/openssl/blob/feature/quic-server/ssl/quic/quic_record_tx.c#L666
> ).
> According to my debug pred_hdr_len is 5 and payload_len 1196 so 1
> byte 
> too big :-(
> 
> > 
> > > 
> > > 
> > 
> 
> -- 
> Cheers
> 
> Jean-Frederic
> 

-- 
Tomáš Mráz, OpenSSL

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