> On Oct 14, 2018, at 9:45 PM, Enji Cooper (yaneurabeya) > <yaneurab...@gmail.com> wrote: > > > >> On Oct 14, 2018, at 7:25 PM, Gleb Smirnoff <gleb...@freebsd.org >> <mailto:gleb...@freebsd.org>> wrote: >> >> Hi Enji, >> >> On Sun, Oct 14, 2018 at 06:51:42PM -0700, Enji Cooper (yaneurabeya) wrote: >> E> Hi, >> E> I’m seeing a semi-deterministic panic on 12.0-ALPHA9 related to >> sendfile(2) when running sendfile_test on the host: >> https://pastebin.com/raw/6Y7xg0ki <https://pastebin.com/raw/6Y7xg0ki>; it >> looks like it’s crashing in the sxlock code when calling sblock on a >> sockbuf. Are there any commands in gdb you would like me to run to display >> lock state? >> E> Repro: >> E> >> E> mkdir /path/to/git/checkout >> E> cd /path/to/git/checkout >> E> git clone https://github.com/ngie-eign/freebsd/tree/sendfile_tests >> <https://github.com/ngie-eign/freebsd/tree/sendfile_tests> . >> E> git checkout sendfile_tests >> E> (cd lib/libc/tests/sys/; make obj; make; sudo make install) >> E> kyua test -k /usr/tests/lib/libc/sys/Kyuafile sendfile_test >> >> I'd like to reproduce it myself, but looks like URL is >> wrong: >> >> glebius@erla:/usr/src:|>git clone >> https://github.com/ngie-eign/freebsd/tree/sendfile_tests >> <https://github.com/ngie-eign/freebsd/tree/sendfile_tests> >> Клонирование в «sendfile_tests»… >> fatal: repository 'https://github.com/ngie-eign/freebsd/tree/sendfile_tests/ >> <https://github.com/ngie-eign/freebsd/tree/sendfile_tests/>' not found > > Mea culpa. It should be: > > $ git clone https://github.com/ngie-eign/freebsd.git > <https://github.com/ngie-eign/freebsd.git> . > > Another note is that I’m running GENERIC-NODEBUG, not GENERIC-DEBUG. > > I suspect that it’s crashing on :hdtr_negative_bad_pointers or : > s_negative_not_descriptor, because the other items don’t seem terribly > plausible. > > The test case (source) can be found here: > https://github.com/ngie-eign/freebsd/blob/95b96470a3a0270c36c4e7fb5eedc150fe124fac/lib/libc/tests/sys/sendfile_test.c > > <https://github.com/ngie-eign/freebsd/blob/95b96470a3a0270c36c4e7fb5eedc150fe124fac/lib/libc/tests/sys/sendfile_test.c> Aha! It was actually :s_negative_not_connected_socket.
Updated repro: use `kyua test -k /usr/tests/lib/libc/sys/Kyuafile sendfile_test:s_negative_not_connected_socket` instead of the other kyua call I provided. Thanks! -Enji
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