Hello all, I reported it already, of course as it happened to me but alas no reaction so far.
Kind Regards Ariel Burbaickij On Tuesday, October 18, 2022, Jon Turney <jon.tur...@dronecode.org.uk> wrote: > On 18/10/2022 11:35, David Allsopp wrote: > >> I'm wondering if I may be able to have some pointers for debugging what >> seems to be an unexpected interaction between mmap/mprotect/munmap and >> malloc with the OCaml runtime. >> >> At the moment, I know that we crash in malloc, so my main question is how >> to >> go further in gdb. I installed the cygwin-debuginfo package, but all I'm >> getting is: >> > > Firstly, if the crash is inside the cygwin DLL, you must follow the advice > in [1], and use 'set cygwin-exceptions on' to tell gdb to stop on an > exception inside cygwin itself. > > [1] https://cygwin.com/faq.html#faq.programming.debugging-cygwin > > > /cygdrive/d/a/scallywag/gdb/gdb-11.2-1.x86_64/src/gdb-11.2/ >> gdb/infrun.c:2550 >> : internal-error: void resume_1(gdb_signal): Assertion >> `pc_in_thread_step_range (pc, tp)' failed. >> > > This looks similar to the gdb crash reported [2], which I just don't have > any time to look into. > > [2] https://cygwin.com/pipermail/cygwin/2022-June/251714.html > > I'd suggest reporting this as directed in https://www.sourceware.org/gdb > /bugs/ > > (Note that self-service account creation is disabled on the sourceware > bugzilla, due to spam problems, so you need to mail overseers as directed > there, to request a Sourceware Bugzilla account.) > > The reproduction case is below (it's the OCaml runtime, so it's not exactly >> minimal, but it seems to be very repeatable to get gdb to the position of >> the crash). >> >> [...] > >> >> Any assistance to debug this further hugely appreciated! >> > > It might be worth exploring if this gdb crash is seen in older versions of > gcc, or with older gcc... > > > -- > Problem reports: https://cygwin.com/problems.html > FAQ: https://cygwin.com/faq/ > Documentation: https://cygwin.com/docs.html > Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple > -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple
