Hello, we have a problem. iscsi connection is dropping constantly. After enabling iscsi debug following message popped up after iscsi connection got lost: # Kernel 3.18.6-1.el7.elrepo.x86_64 Message from syslogd@storage-1 at Mar 5 15:55:12 ... kernel:NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [iscsi_trx:11958] Message from syslogd@storage-1 at Mar 5 15:55:40 ... kernel:NMI watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [iscsi_trx:11958] Message from syslogd@storage-1 at Mar 5 15:56:08 ... kernel:NMI watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [iscsi_trx:11958] Message from syslogd@storage-1 at Mar 5 15:56:48 ... kernel:NMI watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [iscsi_trx:11958] P.S. Kernel 3.19 acts same I just don’t have debug messages for it. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html