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This reference needs to be dropped with pci_dev_put() but this call is missing thus leaking the reference. On subsequent hot unplug this will cause the struct pci_dev to not be released leaking memory and potentially prevent reattach. Reviewed-by: Matthew Rosato Cc: stable@vger.kernel.org Fixes: 4ec6054e7321 ("s390/pci: Report PCI error recovery results via SCLP") Reviewed-by: Farhan Ali Signed-off-by: Niklas Schnelle Reviewed-by: Benjamin Block --- arch/s390/pci/pci_report.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/s390/pci/pci_report.c b/arch/s390/pci/pci_report.c index 7030f7052926..76b8afc146fe 100644 --- a/arch/s390/pci/pci_report.c +++ b/arch/s390/pci/pci_report.c @@ -151,6 +151,7 @@ int zpci_report_status(struct zpci_dev *zdev, const cha= r *operation, const char else pr_info("Reported PCI device status\n"); =20 + pci_dev_put(pdev); free_page((unsigned long)report); =20 return ret; --=20 2.53.0 From nobody Mon Sep 28 17:50:04 2026 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E16444A3F0; Wed, 19 Aug 2026 09:58:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Extend the critical section to cover the zpci_report_status() call. Cc: stable@vger.kernel.org Fixes: 4ec6054e7321 ("s390/pci: Report PCI error recovery results via SCLP") Signed-off-by: Niklas Schnelle Reviewed-by: Farhan Ali Reviewed-by: Matthew Rosato --- arch/s390/pci/pci_event.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c index 839bd91c056e..48c150d6ba81 100644 --- a/arch/s390/pci/pci_event.c +++ b/arch/s390/pci/pci_event.c @@ -256,8 +256,8 @@ static pci_ers_result_t zpci_event_attempt_error_recove= ry(struct pci_dev *pdev) driver->err_handler->resume(pdev); pci_uevent_ers(pdev, PCI_ERS_RESULT_RECOVERED); out_unlock: - device_unlock(&pdev->dev); zpci_report_status(zdev, "recovery", status_str); + device_unlock(&pdev->dev); =20 return ers_res; } --=20 2.53.0