Software Environment
OS: oracle linux 8.7 with kernel 4.18
mlnx_ofed: 5.9
Reproduce Steps:
- follow spdk’s nvmf user guide, setup target side
- connect to target from host (oracle linux)
- run io test by using fio
- delete subsystem from nvmf target
Results:
- fio hang
- after a few minitues, in host side, dmesg see ctrl removed, then a few CPU cores are 100% usage (see attachment)
- nvme list-subsys show
deleting (no IO)never disappear - a few momoent later, dmesg show task blocked for more than 120 seconds, (see attachment)
attachment.txt (16.1 KB)
