Hi, On 2022-04-02 13:15:57 -0700, Andres Freund wrote: > I get a backtrace to investigate. Unfortunately abort_on_error=1 also removes > the nicer error message :(. So I ran both.
This bit was just me being stupid and missing the error message... > with that applied > CFLAGS=-fsanitize=alignment,undefined,address -fno-sanitize-recover=all > and > export > ASAN_OPTIONS="detect_leaks=0:disable_coredump=0:print_stacktrace=1:abort_on_error=1" > UBSAN_OPTIONS="disable_coredump=0:print_stacktrace=1:abort_on_error=1" Forgot to add the warning that disable_coredump=0 on non-linux (or old linux) systems can end up generating humongous core files... To be able to run rr with ubsan/asan one needs verify_asan_link_order=0 in ASAN_OPTIONS btw. Greetings, Andres Freund
