Perf fix 2 #16
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Perf fix 2 #16
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VadimPlh
pushed a commit
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Feb 3, 2023
Without this change there is a data race that can result in a
heap-use-after-free.
```
==3190349==ERROR: AddressSanitizer: heap-use-after-free on address 0x60b000257420 at pc 0x14995faf26e4 bp 0x7ffd3e04b710 sp 0x7ffd3e04b708
READ of size 8 at 0x60b000257420 thread T0
#0 0x14995faf26e3 in profile_flush_file_data /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:468:24
#1 0x14995faf0cef in profile_close_file /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:559:14
#2 0x14995fb0c086 in profile_release /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_init.c:514:13
#3 0x14995fa924c6 in k5_os_free_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/os/init_os_ctx.c:506:9
#4 0x14995f938b87 in krb5_free_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/krb/init_ctx.c:294:5
#5 0x14995ffc41c3 in krb5_gss_delete_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/delete_sec_context.c:87:9
#6 0x14995ff399a6 in gssint_delete_internal_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/mechglue/g_glue.c:606:15
#7 0x14995ff25450 in gss_delete_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/mechglue/g_delete_sec_context.c:91:11
#8 0x55e258b9c641 in security::gss::ctx_id::reset() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi.h:170:13
#9 0x55e258b9c408 in security::gss::ctx_id::~ctx_id() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi.h:165:17
#10 0x55e258b9c37c in security::gssapi_authenticator::impl::~impl() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:116:29
#11 0x55e258b9c23c in std::__1::default_delete<security::gssapi_authenticator::impl>::operator()(security::gssapi_authenticator::impl*) const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__memory/unique_ptr.h:54:5
#12 0x55e258b65324 in std::__1::unique_ptr<security::gssapi_authenticator::impl, std::__1::default_delete<security::gssapi_authenticator::impl> >::reset(security::gssapi_authenticator::impl*) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__memory/unique_ptr.h:315:7
#13 0x55e258b5f302 in security::gssapi_authenticator::authenticate(seastar::basic_sstring<unsigned char, unsigned int, 31u, false>) (.resume) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:202:15
#14 0x55e258b11830 in std::__1::coroutine_handle<seastar::internal::coroutine_traits_base<boost::outcome_v2::basic_result<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, boost::outcome_v2::policy::error_code_throw_as_system_error<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, void> > >::promise_type>::resume() const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__coroutine/coroutine_handle.h:168:9
#15 0x55e258b11315 in seastar::internal::coroutine_traits_base<boost::outcome_v2::basic_result<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, boost::outcome_v2::policy::error_code_throw_as_system_error<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, void> > >::promise_type::run_and_dispose() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/rp_deps_install/include/seastar/core/coroutine.hh:78:20
#16 0x55e2594a1ead in seastar::reactor::run_tasks(seastar::reactor::task_queue&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2330:14
redpanda-data#17 0x55e2594a7d0e in seastar::reactor::run_some_tasks() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2737:9
redpanda-data#18 0x55e2594ac86f in seastar::reactor::do_run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2906:9
redpanda-data#19 0x55e2594aa3f8 in seastar::reactor::run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2789:16
redpanda-data#20 0x55e2591c0a7c in seastar::app_template::run_deprecated(int, char**, std::__1::function<void ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:265:31
redpanda-data#21 0x55e2591be135 in seastar::app_template::run(int, char**, std::__1::function<seastar::future<int> ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:156:12
redpanda-data#22 0x55e2470c46e4 in application::run(int, char**) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/application.cc:323:16
redpanda-data#23 0x55e247081d16 in main /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/main.cc:22:16
redpanda-data#24 0x14995cc29d8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
redpanda-data#25 0x14995cc29e3f in __libc_start_main csu/../csu/libc-start.c:392:3
redpanda-data#26 0x55e246fc1844 in _start (/home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/bin/redpanda+0x3a678844) (BuildId: 0a81be2927716d279ef7fc96d20cc5d5dfbd1cb2)
0x60b000257420 is located 0 bytes inside of 104-byte region [0x60b000257420,0x60b000257488)
freed by thread T0 here:
#0 0x55e2470443e2 in free /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/src/compiler-rt/lib/asan/asan_malloc_linux.cpp:52:3
#1 0x14995faf3ed4 in profile_free_file_data /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:552:5
#2 0x14995faf3860 in profile_dereference_data_locked /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:509:9
#3 0x14995faf0b74 in profile_dereference_data /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:502:5
#4 0x14995faf3fc1 in profile_free_file /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:523:5
#5 0x14995faf0d38 in profile_close_file /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:562:5
#6 0x14995fb0c086 in profile_release /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_init.c:514:13
#7 0x14995fa924c6 in k5_os_free_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/os/init_os_ctx.c:506:9
#8 0x14995f938b87 in krb5_free_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/krb/init_ctx.c:294:5
#9 0x14995ffc41c3 in krb5_gss_delete_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/delete_sec_context.c:87:9
#10 0x14995ff399a6 in gssint_delete_internal_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/mechglue/g_glue.c:606:15
#11 0x14995ff25450 in gss_delete_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/mechglue/g_delete_sec_context.c:91:11
#12 0x55e258b9c641 in security::gss::ctx_id::reset() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi.h:170:13
#13 0x55e258b9c408 in security::gss::ctx_id::~ctx_id() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi.h:165:17
#14 0x55e258b9c37c in security::gssapi_authenticator::impl::~impl() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:116:29
#15 0x55e258b9c23c in std::__1::default_delete<security::gssapi_authenticator::impl>::operator()(security::gssapi_authenticator::impl*) const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__memory/unique_ptr.h:54:5
#16 0x55e258b65324 in std::__1::unique_ptr<security::gssapi_authenticator::impl, std::__1::default_delete<security::gssapi_authenticator::impl> >::reset(security::gssapi_authenticator::impl*) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__memory/unique_ptr.h:315:7
redpanda-data#17 0x55e258b5f302 in security::gssapi_authenticator::authenticate(seastar::basic_sstring<unsigned char, unsigned int, 31u, false>) (.resume) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:202:15
redpanda-data#18 0x55e258b11830 in std::__1::coroutine_handle<seastar::internal::coroutine_traits_base<boost::outcome_v2::basic_result<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, boost::outcome_v2::policy::error_code_throw_as_system_error<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, void> > >::promise_type>::resume() const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__coroutine/coroutine_handle.h:168:9
redpanda-data#19 0x55e258b11315 in seastar::internal::coroutine_traits_base<boost::outcome_v2::basic_result<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, boost::outcome_v2::policy::error_code_throw_as_system_error<seastar::basic_sstring<unsigned char, unsigned int, 31u, false>, std::__1::error_code, void> > >::promise_type::run_and_dispose() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/rp_deps_install/include/seastar/core/coroutine.hh:78:20
redpanda-data#20 0x55e2594a1ead in seastar::reactor::run_tasks(seastar::reactor::task_queue&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2330:14
redpanda-data#21 0x55e2594a7d0e in seastar::reactor::run_some_tasks() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2737:9
redpanda-data#22 0x55e2594ac86f in seastar::reactor::do_run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2906:9
redpanda-data#23 0x55e2594aa3f8 in seastar::reactor::run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2789:16
redpanda-data#24 0x55e2591c0a7c in seastar::app_template::run_deprecated(int, char**, std::__1::function<void ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:265:31
redpanda-data#25 0x55e2591be135 in seastar::app_template::run(int, char**, std::__1::function<seastar::future<int> ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:156:12
redpanda-data#26 0x55e2470c46e4 in application::run(int, char**) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/application.cc:323:16
redpanda-data#27 0x55e247081d16 in main /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/main.cc:22:16
redpanda-data#28 0x14995cc29d8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
previously allocated by thread T4 here:
#0 0x55e24704468e in malloc /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/src/compiler-rt/lib/asan/asan_malloc_linux.cpp:69:3
#1 0x14995faee48d in profile_make_prf_data /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:150:9
#2 0x14995faf0360 in profile_open_file /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:233:12
#3 0x14995fb0ab1e in profile_init_flags /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_init.c:190:22
#4 0x14995fa90bc0 in os_init_paths /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/os/init_os_ctx.c:387:18
#5 0x14995fa9090e in k5_os_init_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/os/init_os_ctx.c:438:18
#6 0x14995f936ece in krb5_init_context_profile /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/krb/init_ctx.c:209:14
#7 0x14995f936871 in krb5_init_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/krb5/krb/init_ctx.c:139:12
#8 0x14995fffc70b in krb5_gss_init_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/init_sec_context.c:1047:12
#9 0x14995ffa0719 in kg_accept_krb5 /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/accept_sec_context.c:694:12
#10 0x14995ff9e686 in krb5_gss_accept_sec_context_ext /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/accept_sec_context.c:1311:12
#11 0x14995ffaaf9c in krb5_gss_accept_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/krb5/accept_sec_context.c:1340:12
#12 0x14995ff05dbd in gss_accept_sec_context /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/lib/gssapi/mechglue/g_accept_sec_context.c:266:15
#13 0x55e258b2b157 in security::gssapi_authenticator::impl::more(std::__1::basic_string_view<unsigned char, std::__1::char_traits<unsigned char> >) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:292:25
#14 0x55e258b2946c in security::gssapi_authenticator::impl::authenticate(seastar::basic_sstring<unsigned char, unsigned int, 31u, false>) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:218:16
#15 0x55e258b3b562 in security::gssapi_authenticator::authenticate(seastar::basic_sstring<unsigned char, unsigned int, 31u, false>)::$_0::operator()() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/security/gssapi_authenticator.cc:195:25
#16 0x55e258b3a96a in ssx::impl::worker_task<security::gssapi_authenticator::authenticate(seastar::basic_sstring<unsigned char, unsigned int, 31u, false>)::$_0>::process(seastar::alien::instance&, unsigned int) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/ssx/thread_worker.h:67:37
redpanda-data#17 0x55e24764d1bc in ssx::impl::thread_worker::run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/ssx/thread_worker.h:159:20
redpanda-data#18 0x55e24764ca9f in ssx::impl::thread_worker::start()::'lambda'()::operator()() const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/ssx/thread_worker.h:104:49
redpanda-data#19 0x55e24764c910 in decltype(static_cast<ssx::impl::thread_worker::start()::'lambda'()>(fp)()) std::__1::__invoke<ssx::impl::thread_worker::start()::'lambda'()>(ssx::impl::thread_worker::start()::'lambda'()&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/type_traits:3640:23
redpanda-data#20 0x55e24764c808 in void std::__1::__thread_execute<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, ssx::impl::thread_worker::start()::'lambda'()>(std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, ssx::impl::thread_worker::start()::'lambda'()>&, std::__1::__tuple_indices<>) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/thread:282:5
redpanda-data#21 0x55e24764ad39 in void* std::__1::__thread_proxy<std::__1::tuple<std::__1::unique_ptr<std::__1::__thread_struct, std::__1::default_delete<std::__1::__thread_struct> >, ssx::impl::thread_worker::start()::'lambda'()> >(void*) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/thread:293:5
redpanda-data#22 0x14995cc94b42 in start_thread nptl/./nptl/pthread_create.c:442:8
Thread T4 created by T0 here:
#0 0x55e24702db0c in pthread_create /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/src/compiler-rt/lib/asan/asan_interceptors.cpp:208:3
#1 0x55e24764ab0c in std::__1::__libcpp_thread_create(unsigned long*, void* (*)(void*), void*) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__threading_support:375:10
#2 0x55e24764a106 in std::__1::thread::thread<ssx::impl::thread_worker::start()::'lambda'(), void>(ssx::impl::thread_worker::start()::'lambda'()&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/thread:309:16
#3 0x55e247606d40 in ssx::impl::thread_worker::start() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/ssx/thread_worker.h:104:19
#4 0x55e247305329 in ssx::thread_worker::start() (.resume) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/ssx/thread_worker.h:199:15
#5 0x55e24756b680 in std::__1::coroutine_handle<seastar::internal::coroutine_traits_base<void>::promise_type>::resume() const /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/llvm/install/bin/../include/c++/v1/__coroutine/coroutine_handle.h:168:9
#6 0x55e24756b1a5 in seastar::internal::coroutine_traits_base<void>::promise_type::run_and_dispose() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/rp_deps_install/include/seastar/core/coroutine.hh:120:20
#7 0x55e2594a1ead in seastar::reactor::run_tasks(seastar::reactor::task_queue&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2330:14
#8 0x55e2594a7d0e in seastar::reactor::run_some_tasks() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2737:9
#9 0x55e2594ac86f in seastar::reactor::do_run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2906:9
#10 0x55e2594aa3f8 in seastar::reactor::run() /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/reactor.cc:2789:16
#11 0x55e2591c0a7c in seastar::app_template::run_deprecated(int, char**, std::__1::function<void ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:265:31
#12 0x55e2591be135 in seastar::app_template::run(int, char**, std::__1::function<seastar::future<int> ()>&&) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/seastar-prefix/src/seastar/src/core/app-template.cc:156:12
#13 0x55e2470c46e4 in application::run(int, char**) /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/application.cc:323:16
#14 0x55e247081d16 in main /home/ben/development/src/github.com/BenPope/redpanda-clang-13/src/v/redpanda/main.cc:22:16
#15 0x14995cc29d8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
SUMMARY: AddressSanitizer: heap-use-after-free /home/ben/development/src/github.com/BenPope/redpanda-clang-13/vbuild/debug/clang/v_deps_build/krb5-prefix/src/krb5/src/util/profile/prof_file.c:468:24 in profile_flush_file_data
Shadow bytes around the buggy address:
0x0c1680042e30: fd fd fd fd fd fd fd fd fd fd fa fa fa fa fa fa
0x0c1680042e40: fa fa fd fd fd fd fd fd fd fd fd fd fd fd fd fa
0x0c1680042e50: fa fa fa fa fa fa fa fa fd fd fd fd fd fd fd fd
0x0c1680042e60: fd fd fd fd fd fd fa fa fa fa fa fa fa fa fd fd
0x0c1680042e70: fd fd fd fd fd fd fd fd fd fd fd fd fa fa fa fa
=>0x0c1680042e80: fa fa fa fa[fd]fd fd fd fd fd fd fd fd fd fd fd
0x0c1680042e90: fd fa fa fa fa fa fa fa fa fa fd fd fd fd fd fd
0x0c1680042ea0: fd fd fd fd fd fd fd fd fa fa fa fa fa fa fa fa
0x0c1680042eb0: fd fd fd fd fd fd fd fd fd fd fd fd fd fa fa fa
0x0c1680042ec0: fa fa fa fa fa fa fd fd fd fd fd fd fd fd fd fd
0x0c1680042ed0: fd fd fd fd fa fa fa fa fa fa fa fa fd fd fd fd
Shadow byte legend (one shadow byte represents 8 application bytes):
Addressable: 00
Partially addressable: 01 02 03 04 05 06 07
Heap left redzone: fa
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
Container overflow: fc
Array cookie: ac
Intra object redzone: bb
ASan internal: fe
Left alloca redzone: ca
Right alloca redzone: cb
==3190349==ABORTING
```
Signed-off-by: Ben Pope <[email protected]>
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