diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 9d1de68dee27..d7d41b054b98 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -106,7 +106,6 @@ config PHANTOM
 
 config RPMB
 	tristate "RPMB partition interface"
-	depends on MMC || SCSI_UFSHCD
 	help
 	  Unified RPMB unit interface for RPMB capable devices such as eMMC and
 	  UFS. Provides interface for in-kernel security controllers to access
diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c
index 5c602c057798..45b0e33293a5 100644
--- a/drivers/scsi/imm.c
+++ b/drivers/scsi/imm.c
@@ -1260,6 +1260,7 @@ static void imm_detach(struct parport *pb)
 	imm_struct *dev;
 	list_for_each_entry(dev, &imm_hosts, list) {
 		if (dev->dev->port == pb) {
+			disable_delayed_work_sync(&dev->imm_tq);
 			list_del_init(&dev->list);
 			scsi_remove_host(dev->host);
 			scsi_host_put(dev->host);
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 44214884deaf..d62bb7d0e416 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -61,8 +61,8 @@
 #include <linux/hdreg.h>
 #include <linux/reboot.h>
 #include <linux/stringify.h>
+#include <linux/irq.h>
 #include <asm/io.h>
-#include <asm/irq.h>
 #include <asm/processor.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_host.h>
@@ -7843,6 +7843,30 @@ static int ipr_dump_mailbox_wait(struct ipr_cmnd *ipr_cmd)
 	return IPR_RC_JOB_RETURN;
 }
 
+/**
+ * ipr_set_affinity_nobalance
+ * @ioa_cfg:	ipr_ioa_cfg struct for an ipr device
+ * @flag:	bool
+ *	true: ensable "IRQ_NO_BALANCING" bit for msix interrupt
+ *	false: disable "IRQ_NO_BALANCING" bit for msix interrupt
+ * Description: This function will be called to disable/enable
+ *	"IRQ_NO_BALANCING" to avoid irqbalance daemon
+ *	kicking in during adapter reset.
+ **/
+static void ipr_set_affinity_nobalance(struct ipr_ioa_cfg *ioa_cfg, bool flag)
+{
+	int irq, i;
+
+	for (i = 0; i < ioa_cfg->nvectors; i++) {
+		irq = pci_irq_vector(ioa_cfg->pdev, i);
+
+		if (flag)
+			irq_set_status_flags(irq, IRQ_NO_BALANCING);
+		else
+			irq_clear_status_flags(irq, IRQ_NO_BALANCING);
+	}
+}
+
 /**
  * ipr_reset_restore_cfg_space - Restore PCI config space.
  * @ipr_cmd:	ipr command struct
@@ -7867,6 +7891,7 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
 		return IPR_RC_JOB_CONTINUE;
 	}
 
+	ipr_set_affinity_nobalance(ioa_cfg, false);
 	ipr_fail_all_ops(ioa_cfg);
 
 	if (ioa_cfg->sis64) {
@@ -7946,6 +7971,7 @@ static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
 		rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START);
 
 	if (rc == PCIBIOS_SUCCESSFUL) {
+		ipr_set_affinity_nobalance(ioa_cfg, true);
 		ipr_cmd->job_step = ipr_reset_bist_done;
 		ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
 		rc = IPR_RC_JOB_RETURN;
diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h
index 6706f2be8d27..da5408c701cd 100644
--- a/drivers/scsi/libsas/sas_internal.h
+++ b/drivers/scsi/libsas/sas_internal.h
@@ -145,20 +145,6 @@ static inline void sas_fail_probe(struct domain_device *dev, const char *func, i
 		func, dev->parent ? "exp-attached" :
 		"direct-attached",
 		SAS_ADDR(dev->sas_addr), err);
-
-	/*
-	 * If the device probe failed, the expander phy attached address
-	 * needs to be reset so that the phy will not be treated as flutter
-	 * in the next revalidation
-	 */
-	if (dev->parent && !dev_is_expander(dev->dev_type)) {
-		struct sas_phy *phy = dev->phy;
-		struct domain_device *parent = dev->parent;
-		struct ex_phy *ex_phy = &parent->ex_dev.ex_phy[phy->number];
-
-		memset(ex_phy->attached_sas_addr, 0, SAS_ADDR_SIZE);
-	}
-
 	sas_unregister_dev(dev->port, dev);
 }
 
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
index 6742684e2990..31d68c151b20 100644
--- a/drivers/scsi/mpi3mr/mpi3mr.h
+++ b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -56,8 +56,8 @@ extern struct list_head mrioc_list;
 extern int prot_mask;
 extern atomic64_t event_counter;
 
-#define MPI3MR_DRIVER_VERSION	"8.15.0.5.50"
-#define MPI3MR_DRIVER_RELDATE	"12-August-2025"
+#define MPI3MR_DRIVER_VERSION	"8.15.0.5.51"
+#define MPI3MR_DRIVER_RELDATE	"18-November-2025"
 
 #define MPI3MR_DRIVER_NAME	"mpi3mr"
 #define MPI3MR_DRIVER_LICENSE	"GPL"
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index b88633e1efe2..d4ca878d0886 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -1184,6 +1184,8 @@ static void mpi3mr_update_tgtdev(struct mpi3mr_ioc *mrioc,
 	if (is_added == true)
 		tgtdev->io_throttle_enabled =
 		    (flags & MPI3_DEVICE0_FLAGS_IO_THROTTLING_REQUIRED) ? 1 : 0;
+	if (!mrioc->sas_transport_enabled)
+		tgtdev->non_stl = 1;
 
 	switch (flags & MPI3_DEVICE0_FLAGS_MAX_WRITE_SAME_MASK) {
 	case MPI3_DEVICE0_FLAGS_MAX_WRITE_SAME_256_LB:
@@ -4844,7 +4846,7 @@ static int mpi3mr_target_alloc(struct scsi_target *starget)
 	spin_lock_irqsave(&mrioc->tgtdev_lock, flags);
 	if (starget->channel == mrioc->scsi_device_channel) {
 		tgt_dev = __mpi3mr_get_tgtdev_by_perst_id(mrioc, starget->id);
-		if (tgt_dev && !tgt_dev->is_hidden) {
+		if (tgt_dev && !tgt_dev->is_hidden && tgt_dev->non_stl) {
 			scsi_tgt_priv_data->starget = starget;
 			scsi_tgt_priv_data->dev_handle = tgt_dev->dev_handle;
 			scsi_tgt_priv_data->perst_id = tgt_dev->perst_id;
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 89ef7a2dc46c..3f937cb9fb08 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -17,6 +17,7 @@
 #include <linux/crash_dump.h>
 #include <linux/trace_events.h>
 #include <linux/trace.h>
+#include <linux/irq.h>
 
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsicam.h>
@@ -7776,6 +7777,31 @@ static void qla_pci_error_cleanup(scsi_qla_host_t *vha)
 }
 
 
+/**
+ * qla2xxx_set_affinity_nobalance
+ * @pdev: pci_dev struct for a qla2xxx device
+ * @flag: bool
+ * true: enable "IRQ_NO_BALANCING" bit for msix interrupt
+ * false: disable "IRQ_NO_BALANCING" bit for msix interrupt
+ * Description: This function will be called to disable/enable
+ * "IRQ_NO_BALANCING" to avoid irqbalance daemon
+ * kicking in during adapter reset.
+ **/
+
+static void qla2xxx_set_affinity_nobalance(struct pci_dev *pdev, bool flag)
+{
+	int irq, i;
+
+	for (i = 0; i < QLA_BASE_VECTORS; i++) {
+		irq = pci_irq_vector(pdev, i);
+
+		if (flag)
+			irq_set_status_flags(irq, IRQ_NO_BALANCING);
+		else
+			irq_clear_status_flags(irq, IRQ_NO_BALANCING);
+	}
+}
+
 static pci_ers_result_t
 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 {
@@ -7794,6 +7820,8 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 		goto out;
 	}
 
+	qla2xxx_set_affinity_nobalance(pdev, false);
+
 	switch (state) {
 	case pci_channel_io_normal:
 		qla_pci_set_eeh_busy(vha);
@@ -7935,6 +7963,8 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
 	ql_dbg(ql_dbg_aer, base_vha, 0x900e,
 	    "Slot Reset returning %x.\n", ret);
 
+	qla2xxx_set_affinity_nobalance(pdev, true);
+
 	return ret;
 }
 
diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c
index da2fc66ffedd..b0a62aaa1cca 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.c
+++ b/drivers/scsi/qla4xxx/ql4_nx.c
@@ -1552,7 +1552,7 @@ static int qla4_82xx_cmdpeg_ready(struct scsi_qla_host *ha, int pegtune_val)
 			    (val == PHAN_INITIALIZE_ACK))
 				return 0;
 			set_current_state(TASK_UNINTERRUPTIBLE);
-			schedule_timeout(500);
+			schedule_timeout(msecs_to_jiffies(500));
 
 		} while (--retries);
 
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 51ad2ad07e43..93031326ac3e 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2801,7 +2801,7 @@ EXPORT_SYMBOL_GPL(sdev_evt_send_simple);
  *
  *	Must be called with user context, may sleep.
  *
- *	Returns zero if unsuccessful or an error if not.
+ *	Returns zero if successful or an error if not.
  */
 int
 scsi_device_quiesce(struct scsi_device *sdev)
diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c
index b8457477cee9..9f167ff8da7b 100644
--- a/drivers/target/sbp/sbp_target.c
+++ b/drivers/target/sbp/sbp_target.c
@@ -5,8 +5,7 @@
  * Copyright (C) 2011  Chris Boot <bootc@bootc.net>
  */
 
-#define KMSG_COMPONENT "sbp_target"
-#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#define pr_fmt(fmt) "sbp_target: " fmt
 
 #include <linux/kernel.h>
 #include <linux/module.h>
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index e8b7955d40f2..50d21888a0c9 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1524,6 +1524,7 @@ target_cmd_init_cdb(struct se_cmd *cmd, unsigned char *cdb, gfp_t gfp)
 	if (scsi_command_size(cdb) > sizeof(cmd->__t_task_cdb)) {
 		cmd->t_task_cdb = kzalloc(scsi_command_size(cdb), gfp);
 		if (!cmd->t_task_cdb) {
+			cmd->t_task_cdb = &cmd->__t_task_cdb[0];
 			pr_err("Unable to allocate cmd->t_task_cdb"
 				" %u > sizeof(cmd->__t_task_cdb): %lu ops\n",
 				scsi_command_size(cdb),
diff --git a/drivers/ufs/Kconfig b/drivers/ufs/Kconfig
index 90226f72c158..f662e7ce71f1 100644
--- a/drivers/ufs/Kconfig
+++ b/drivers/ufs/Kconfig
@@ -6,6 +6,7 @@
 menuconfig SCSI_UFSHCD
 	tristate "Universal Flash Storage Controller"
 	depends on SCSI && SCSI_DMA
+	depends on RPMB || !RPMB
 	select PM_DEVFREQ
 	select DEVFREQ_GOV_SIMPLE_ONDEMAND
 	select NLS
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 040a0ceb170a..1b3fe1d8655e 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -6504,6 +6504,11 @@ static void ufshcd_clk_scaling_suspend(struct ufs_hba *hba, bool suspend)
 
 static void ufshcd_err_handling_prepare(struct ufs_hba *hba)
 {
+	/*
+	 * A WLUN resume failure could potentially lead to the HBA being
+	 * runtime suspended, so take an extra reference on hba->dev.
+	 */
+	pm_runtime_get_sync(hba->dev);
 	ufshcd_rpm_get_sync(hba);
 	if (pm_runtime_status_suspended(&hba->ufs_device_wlun->sdev_gendev) ||
 	    hba->is_sys_suspended) {
@@ -6543,6 +6548,7 @@ static void ufshcd_err_handling_unprepare(struct ufs_hba *hba)
 	if (ufshcd_is_clkscaling_supported(hba))
 		ufshcd_clk_scaling_suspend(hba, false);
 	ufshcd_rpm_put(hba);
+	pm_runtime_put(hba->dev);
 }
 
 static inline bool ufshcd_err_handling_should_stop(struct ufs_hba *hba)
@@ -6557,28 +6563,42 @@ static inline bool ufshcd_err_handling_should_stop(struct ufs_hba *hba)
 #ifdef CONFIG_PM
 static void ufshcd_recover_pm_error(struct ufs_hba *hba)
 {
+	struct scsi_target *starget = hba->ufs_device_wlun->sdev_target;
 	struct Scsi_Host *shost = hba->host;
 	struct scsi_device *sdev;
 	struct request_queue *q;
-	int ret;
+	bool resume_sdev_queues = false;
 
 	hba->is_sys_suspended = false;
+
 	/*
-	 * Set RPM status of wlun device to RPM_ACTIVE,
-	 * this also clears its runtime error.
+	 * Ensure the parent's error status is cleared before proceeding
+	 * to the child, as the parent must be active to activate the child.
 	 */
-	ret = pm_runtime_set_active(&hba->ufs_device_wlun->sdev_gendev);
+	if (hba->dev->power.runtime_error) {
+		/* hba->dev has no functional parent thus simplily set RPM_ACTIVE */
+		pm_runtime_set_active(hba->dev);
+		resume_sdev_queues = true;
+	}
+
+	if (hba->ufs_device_wlun->sdev_gendev.power.runtime_error) {
+		/*
+		 * starget, parent of wlun, might be suspended if wlun resume failed.
+		 * Make sure parent is resumed before set child (wlun) active.
+		 */
+		pm_runtime_get_sync(&starget->dev);
+		pm_runtime_set_active(&hba->ufs_device_wlun->sdev_gendev);
+		pm_runtime_put_sync(&starget->dev);
+		resume_sdev_queues = true;
+	}
 
-	/* hba device might have a runtime error otherwise */
-	if (ret)
-		ret = pm_runtime_set_active(hba->dev);
 	/*
 	 * If wlun device had runtime error, we also need to resume those
 	 * consumer scsi devices in case any of them has failed to be
 	 * resumed due to supplier runtime resume failure. This is to unblock
 	 * blk_queue_enter in case there are bios waiting inside it.
 	 */
-	if (!ret) {
+	if (resume_sdev_queues) {
 		shost_for_each_device(sdev, shost) {
 			q = sdev->request_queue;
 			if (q->dev && (q->rpm_status == RPM_SUSPENDED ||
