We synced with master yesterday and are now getting a crash on startup (after a hot restart).

Here's the stack trace (not super useful):

StreamRuntime gRPC config stream closed: 14, no healthy upstream
Unable to establish new stream
StreamRuntime gRPC config stream closed: 14, no healthy upstream
Unable to establish new stream
Caught Segmentation fault, suspect faulting address 0x10
Backtrace (use tools/stack_decode.py to get line numbers):
Envoy version: 0/1.15.0-dev//RELEASE/BoringSSL
#0: __restore_rt [0x7f7cf5486890] ??:0
#1: Envoy::ThreadLocal::InstanceImpl::Bookkeeper::get() [0x562156ddfa63] ??:0

I am suspecting either #10362 or #10842.

The full list of changes that we picked up:

Remove hardcoded type urls Part.2 #10848
upstream: fix panic on grpc unknown_service status on healthchecks #10863
Fix Windows compilation of test sources #10822
conn_pool: unifying status codes #10854
Windows compilation: enable compiling expanded list of extensions in envoy-static #10542
logger: Make log prefix configurable #10693
stream_info: Collapse constructors #10691
coverage: revert workarounds that are no longer neccessary #10837
Update LuaJIT patch - remove MAP_32BIT #10867
filter: postgres statistics network filter #10642
api/faq: add initial API versioning FAQ entries. #10829
Catch exception and return false in cases where std::regex_match throws. #10861
redis: Fix stack-use-after-scope in test #10840
http: downstream connect support #10720
init: order dynamic resource initialization to make RTDS always be first #10362
[test] fix fuzz tests that might crash on duplicate settings params #10779
Fix clang-tidy in source/common/http/conn_manager_config.h #10860
fix: upstream grpc stats on trailers only #10842
ip tagging: remember tags as builtins #10856
Remove vendor specific dynamo filter use from HCM config test #10858
router: allow retry of streaming/incomplete requests #10725
Update filter_chain_benchmark_test.cc #10850
[admin] extract stats handlers to separate file #10750