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dcb9b441ab
Start non-seed with debug build I saw: ==9844==WARNING: ASan is ignoring requested __asan_handle_no_return: stack top: 0x7ffdabd73000; bottom 0x7fe309218000; size: 0x001aa2b5b000 (114398965760) False positive error reports may follow For details see http://code.google.com/p/address-sanitizer/issues/detail?id=189 DEBUG [shard 0] storage_service - Starting shadow gossip round to check for endpoint collision ================================================================= ==9844==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7fe309219ad0 at pc 0x00000495a88e bp 0x7fe309219960 sp 0x7fe309219950 WRITE of size 8 at 0x7fe309219ad0 thread T0 #0 0x495a88d in _Head_base<seastar::async(Func&&, Args&& ...) [with Func = service::storage_service::check_for_endpoint_collision()::<lambda()>; Args = {}; futurize_t<typename std::result_of<typename std::decay<_Tp>::type(std::decay_t<Args>...)>::type> = future<>]::work*> /usr/include/c++/5.1.1/tuple:115 #1 0x495a993 in _Tuple_impl<seastar::async(Func&&, Args&& ...) [with Func = service::storage_service::check_for_endpoint_collision()::<lambda()>; Args = {}; futurize_t<typename std::result_of<typename std::decay<_Tp>::type(std::decay_t<Args>...)>::type> = future<>]::work*, std::default_delete<seastar::async(Func&&, Args&& ...) [with Func = service::storage_service::check_for_endpoint_collision()::<lambda()>; Args = {}; futurize_t<typename std::result_of<typename std::decay<_Tp>::type(std::decay_t<Args>...)>::type> = future<>]::work>, void> /usr/include/c++/5.1.1/tuple:213 #2 0x495aa73 in tuple<seastar::async(Func&&, Args&& ...) [with Func = service::storage_service::check_for_endpoint_collision()::<lambda()>; Args = {}; futurize_t<typename std::result_of<typename std::decay<_Tp>::type(std::decay_t<Args>...)>::type> = future<>]::work*, std::default_delete<seastar::async(Func&&, Args&& ...) [with Func = service::storage_service::check_for_endpoint_collision()::<lambda()>; Args = {}; futurize_t<typename std::result_of<typename std::decay<_Tp>::type(std::decay_t<Args>...)>::type> = future<>]::work>, void> /usr/include/c++/5.1.1/tuple:613 #3 0x495ab82 in unique_ptr /usr/include/c++/5.1.1/bits/unique_ptr.h:206 ... #16 0x4d44c8e in _M_invoke /usr/include/c++/5.1.1/functional:1871 #17 0x5d2fb7 in std::function<void ()>::operator()() const /usr/include/c++/5.1.1/functional:2271 #18 0x8a1e70 in seastar::thread_context::main() core/thread.cc:139 #19 0x8a1d89 in seastar::thread_context::s_main(unsigned int, unsigned int) core/thread.cc:130 #20 0x7fe311b6cf0f (/lib64/libc.so.6+0x48f0f) I'm not sure why this patch helps. Perhaps the exception makes ASAN unhappy. Anyway, this patch makes the debug build work again. Fixes #613.