On Thu, 1 Apr 2021 11:11:05 +0200, mwilck@xxxxxxxx wrote:
> rport_dev_loss_timedout() sets the rport state to SRP_PORT_LOST and
> the SCSI target state to SDEV_TRANSPORT_OFFLINE. If this races with
> srp_reconnect_work(), a warning is printed:
>
> Mar 27 18:48:07 ictm1604s01h4 kernel: dev_loss_tmo expired for SRP port-18:1 / host18.
> Mar 27 18:48:07 ictm1604s01h4 kernel: ------------[ cut here ]------------
> Mar 27 18:48:07 ictm1604s01h4 kernel: scsi_internal_device_block(18:0:0:100) failed: ret = -22
> Mar 27 18:48:07 ictm1604s01h4 kernel: Call Trace:
> Mar 27 18:48:07 ictm1604s01h4 kernel: ? scsi_target_unblock+0x50/0x50 [scsi_mod]
> Mar 27 18:48:07 ictm1604s01h4 kernel: starget_for_each_device+0x80/0xb0 [scsi_mod]
> Mar 27 18:48:07 ictm1604s01h4 kernel: target_block+0x24/0x30 [scsi_mod]
> Mar 27 18:48:07 ictm1604s01h4 kernel: device_for_each_child+0x57/0x90
> Mar 27 18:48:07 ictm1604s01h4 kernel: srp_reconnect_rport+0xe4/0x230 [scsi_transport_srp]
> Mar 27 18:48:07 ictm1604s01h4 kernel: srp_reconnect_work+0x40/0xc0 [scsi_transport_srp]
>
> [...]
Applied to 5.12/scsi-fixes, thanks!
[1/1] scsi: scsi_transport_srp: don't block target in SRP_PORT_LOST state
https://git.kernel.org/mkp/scsi/c/5cd0f6f57639
--
Martin K. Petersen Oracle Linux Engineering
