On Fri, Nov 03, 2017 at 02:42:50AM +0000, Bart Van Assche wrote: > On Fri, 2017-11-03 at 10:12 +0800, Ming Lei wrote: > > [root@ibclient srp-test]# ./run_tests > > modprobe: FATAL: Module target_core_mod is in use. > > LIO must be unloaded before srp-test software is started. Yeah, I can make this test kick off after running 'modprobe -fr ib_isert' first, but looks all tests failed without any hang, could you check if that is the expected result? https://pastebin.com/VXe66Jpg Also could you provide some output from debugfs when this hang happens? such as: dispatch/busy/.. under hctxN -- Ming