lzx404243 opened a new issue, #10160:
URL: https://github.com/apache/trafficserver/issues/10160
ATS crashes after request is rejected in `Http3SessionAccept::accept()`,
e.g. when ip-allow policy denies the client IP, with the following stack trace:
```
(gdb) bt
#0 hashbrown::raw::RawTable<(u64, ()),
alloc::alloc::Global>::data_end<(u64, ()), alloc::alloc::Global>
(self=<optimized out>)
at
/builddir/build/BUILD/rustc-1.70.0-src/vendor/hashbrown-0.12.3/src/raw/mod.rs:502
#1 hashbrown::raw::RawTable<(u64, ()), alloc::alloc::Global>::iter<(u64,
()), alloc::alloc::Global> (self=<optimized out>)
at
/builddir/build/BUILD/rustc-1.70.0-src/vendor/hashbrown-0.12.3/src/raw/mod.rs:937
#2 hashbrown::map::HashMap<u64, (),
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global>::iter<u64, (),
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global> (self=<optimized out>) at
/builddir/build/BUILD/rustc-1.70.0-src/vendor/hashbrown-0.12.3/src/map.rs:664
#3 hashbrown::map::HashMap<u64, (),
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global>::keys<u64, (),
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global> (self=<optimized out>) at
/builddir/build/BUILD/rustc-1.70.0-src/vendor/hashbrown-0.12.3/src/map.rs:557
#4 hashbrown::set::HashSet<u64,
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global>::iter<u64,
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>,
alloc::alloc::Global> (self=<optimized out>) at
/builddir/build/BUILD/rustc-1.70.0-src/vendor/hashbrown-0.12.3/src/set.rs:245
#5 std::collections::hash::set::HashSet<u64,
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>>::iter<u64,
core::hash::BuildHasherDefault<quiche::stream::StreamIdHasher>>
(self=<optimized out>) at
/builddir/build/BUILD/rustc-1.70.0-src/library/std/src/collections/hash/set.rs:191
#6 quiche::stream::StreamIter::from (streams=<optimized out>) at
quiche/src/stream.rs:758
#7 quiche::stream::StreamMap::readable (self=<optimized out>) at
quiche/src/stream.rs:556
#8 quiche::Connection::readable (self=<optimized out>) at
quiche/src/lib.rs:5053
#9 quiche::ffi::quiche_conn_readable (conn=0x0) at quiche/src/ffi.rs:872
#10 0x0000000000d68e80 in QUICNetVConnection::_handle_read_ready
(this=0xffff68fa4a00) at QUICNetVConnection_quiche.cc:593
#11 0x0000000000d67770 in QUICNetVConnection::state_established
(this=0xffff68fa4a00, event=2500, data=0x0) at QUICNetVConnection_quiche.cc:189
#12 0x00000000008aea68 in Continuation::handleEvent (this=0xffff68fa4a00,
event=2500, data=0x0) at
/home/zli11/src/h3-sni-check/iocore/eventsystem/I_Continuation.h:228
#13 0x0000000000d67380 in QUICNetVConnection::state_handshake
(this=0xffff68fa4a00, event=2500, data=0x0) at QUICNetVConnection_quiche.cc:152
#14 0x00000000008aea68 in Continuation::handleEvent (this=0xffff68fa4a00,
event=2500, data=0x0) at
/home/zli11/src/h3-sni-check/iocore/eventsystem/I_Continuation.h:228
#15 0x0000000000d68a80 in QUICNetVConnection::net_read_io
(this=0xffff68fa4a00, nh=0xffff8b2cf410, lthread=0xffff8b2cb010) at
QUICNetVConnection_quiche.cc:502
#16 0x0000000000d8f804 in NetHandler::process_ready_list
(this=0xffff8b2cf410) at NetHandler.cc:252
#17 0x0000000000d8fbf4 in NetHandler::waitForActivity (this=0xffff8b2cf410,
timeout=2187625) at NetHandler.cc:340
#18 0x0000000000e71630 in EThread::execute_regular (this=0xffff8b2cb010) at
UnixEThread.cc:285
#19 0x0000000000e717d8 in EThread::execute (this=0xffff8b2cb010) at
UnixEThread.cc:334
#20 0x0000000000e6fda4 in spawn_thread_internal (a=0x3e18ced0) at
Thread.cc:79
#21 0x0000ffff8c86bc74 in start_thread (arg=0xffffc7d3d0e7) at
pthread_create.c:444
#22 0x0000ffff8c8d925c [PAC] in thread_start () at
../sysdeps/unix/sysv/linux/aarch64/clone.S:79
```
## step to reproduce
[this
Autest](https://github.com/lzx404243/trafficserver/blob/df9961a34acee5061548d301741bd6f22ef2cbd9/tests/gold_tests/ip_allow/ip_allow_h3.test.py)
reproduces the crash.
Note: the same test passes in http/2.
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