On Thu, Oct 13, 2022 at 06:54:24PM +0200, Vlastimil Babka wrote: > Hi, > > I've been trying the hmm_tests as of today's commit: > > a185a0995518 ("Merge tag 'linux-kselftest-kunit-6.1-rc1-2' ...) > > and run into several issues that seemed worth reporting. > > First, it seems the FIXTURE_TEARDOWN(hmm) in > tools/testing/selftests/vm/hmm-tests.c > using ASSERT_EQ(ret, 0); can run into an infinite loop of reporting the > assertion failure. Dunno if it's a kselftests issue or it's a bug to > use asserts in teardown. I hacked it up like this locally to proceed: I've seen this too in other tests, it is a kselftests bug/limitation, AFAIK. You can't use assert macros in those functions. Jason