On Tue, Apr 28, 2026 at 01:49:40PM +0200, Martin Wilck wrote: > Add a test program for the "runner" thread implementation from the previous > commit. The test program runs simulated "hanging" threads that may time > out, and optionally kills all threads at an arbitrary point in time. See > the comments at the top of the file for details. > > Also add a test driver script (runner-test.sh) with a few reasonable > combinations of command line arguments. > > The test program has been used to test the "runner" implementation > extensively on different architectures (x86_64, aarch64, ppc64le, s390x), > using both valgrind and the gcc address sanitizer (libasan) for detection > of memory leaks and use-after-free errors. > > For valgrind, a suppression file needs to be added, as valgrind doesn't > seem to capture the deallocation of thread local storage for detached > threads in the test case where the test program is killed. The suppression > affects only memory allocated by glibc. This leak has not been seen with > libasan, only with valgrind. > > Signed-off-by: Martin Wilck <[email protected]>
Reviewed-by: Benjamin Marzinski <[email protected]>
