On Tue, Sep 05, 2023 at 12:39:38AM +0000, Shinichiro Kawasaki wrote: > Two month ago, the failure had been recreated by repeating the blktests test > cases nvme/030 and nvme/031 with SIW tranposrt around 30 times. Now I do not see > it when I repeat them 100 times. I suspected some kernel changes between v6.4 > and v6.5 would have fixed the issue, but even when I use both kernel versions, > the failure is no longer seen. I reverted nvme-cli and libnvme to older version, > but still do not see the failure. I just guess some change on my test system > affected the symptom (Fedora 38 on QEMU). Maybe the refactoring in blktests could also be the reason the tests are not working? Just an idea.