[GIT PULL] s390 fixes for 7.3-rc5

From: Heiko Carstens

Date: Fri Sep 25 2026 - 07:38:09 EST


Hi Linus,

please pull s390 fixes for 7.3-rc5.

Note, I've seen your reply to Jakub, and admittedly not all commits here
are really important too, but I didn't want to remove them and rebase in
order to keep the branch and commit ids stable; but your message was
received.

Thanks,
Heiko

The following changes since commit dc2136341be9835e70ba7c6b36904cf3683fd029:

s390/crypto: Enable CONTEXT_ANALYSIS (2026-09-08 15:53:41 +0200)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git tags/s390-7.3-4

for you to fetch changes up to 5b76268dac968612f7283d59b539036de955b7d9:

s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str() (2026-09-23 16:43:32 +0200)

----------------------------------------------------------------
s390 fixes for 7.3-rc5

- Fix several bugs in PCI error recovery SCLP reporting: don't report
success on skipped recovery, report errors when no pdev is associated,
add missing device lock, and fix struct pci_dev reference leak in
zpci_report_status()

- Fix several bugs in CIO code: fix use of invalid SCHIB data, guard PMCW
field accesses, check device number valid bit in PMWC before accessing
other fields, and fix NULL pointer dereference in
ccw_device_get_util_str()

- Fix virtual vs physical address confusion in channel measurement
facility code on kernels with CONFIG_RANDOMIZE_IDENTITY_BASE=y

- Fix couple of bugs in s390dbf: fix copy of failed static debug areas,
skip view registration on failure, and reject NULL pointer in
debug_dump()

- Fix sriov_numvfs attribute name in zPCI documentation

- Fix typos in comments

----------------------------------------------------------------
Hemanth Selam (1):
s390: Fix typos in comments

Karl Mehltretter (1):
s390/pci/docs: Fix sriov_numvfs attribute name

Mikhail Zaslonko (3):
s390/debug: Reject NULL debug info in debug_dump()
s390/debug: Do not register views for failed static debug areas
s390/debug: Fix NULL pointer dereference in debug_info_copy()

Niklas Schnelle (4):
s390/pci: Fix leak of struct pci_dev reference in zpci_report_status()
s390/pci: Fix missing device lock in zpci_report_status()
s390/pci: Report SCLP status on error events when no pdev is associated
s390/pci: Don't report recovery success on skipped recovery

Peter Oberparleiter (1):
s390/cmf: Fix virtual vs physical address confusion

Vineeth Vijayan (4):
s390/cio: Fix cio_update_schib() to not cache invalid schib
s390/cio: Check pmcw.dnv before pmcw.ena in I/O entry points
s390/cio: Guard PMCW field accesses with dnv check
s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

Documentation/arch/s390/pci.rst | 2 +-
arch/s390/include/asm/debug.h | 8 ++++++--
arch/s390/kernel/debug.c | 18 ++++++++++++++----
arch/s390/pci/pci_event.c | 7 +++++--
arch/s390/pci/pci_report.c | 32 ++++++++++++++++++++------------
arch/s390/pci/pci_report.h | 4 +++-
drivers/s390/block/dasd_3990_erp.c | 6 +++---
drivers/s390/block/dasd_eckd.c | 4 ++--
drivers/s390/char/raw3270.c | 2 +-
drivers/s390/char/vmlogrdr.c | 2 +-
drivers/s390/cio/chp.c | 3 +++
drivers/s390/cio/cio.c | 11 +++++++----
drivers/s390/cio/cio.h | 5 +++--
drivers/s390/cio/cmf.c | 2 +-
drivers/s390/cio/device.c | 9 +++++----
drivers/s390/cio/device_fsm.c | 3 +++
drivers/s390/cio/device_ops.c | 23 +++++++++++++++++++++++
drivers/s390/cio/vfio_ccw_fsm.c | 2 +-
18 files changed, 102 insertions(+), 41 deletions(-)