From: Eric Farman <farman@linux.ibm.com>
To: Christian Borntraeger <borntraeger@linux.ibm.com>,
Matthew Rosato <mjrosato@linux.ibm.com>
Cc: Cornelia Huck <cohuck@redhat.com>,
qemu-s390x@nongnu.org, qemu-devel@nongnu.org,
Eric Farman <farman@linux.ibm.com>
Subject: [PATCH v3 0/9] s390x: even more hardening fixes
Date: Tue, 22 Sep 2026 22:15:16 +0200 [thread overview]
Message-ID: <20260922201526.2383047-1-farman@linux.ibm.com> (raw)
A small pile of additional hardening fixes.
v2->v3:
- Collect reviews/acks (Thanks Christian, Matt!)
- [CB] Patch 7: Rename realloc variable to new_buf
- [CB] Patch 8: Move check of at_byte before check of command chaining flag
v1->v2: https://lore.kernel.org/qemu-devel/20260921184305.3791311-1-farman@linux.ibm.com/
- Collect reviews/acks (Thanks Matt, Christian, Tony!)
- [MR] Add fixes/stable tags to patches 1, 2, 8
- [CB, MR] Drop fixes/stable tags from patches 5, 6
- [CB] Patch 2: Unwind indicators upon re-set, instead of rejecting it
- [MR] Patch 7: Use a temporary variable on g_try_realloc() call
- [MR] Patch 8: Use CCW datastream to increment no-data count
v1: https://lore.kernel.org/qemu-devel/20260916203242.2509787-1-farman@linux.ibm.com/
Eric Farman (9):
virtio-ccw: Limit ISC to MAX_ISC
virtio-ccw: Do not overwrite existing indicators
virtio-ccw: Fix rc check in read configuration path
vfio/ap: Clear error object pointer after non-fatal errors
vfio/ccw: Clear error object pointer after non-fatal errors
hw/intc/s390x: Fix payload to KVM_HAS_DEVICE_ATTR ioctl
hw/intc/s390x: Fix check after g_try_realloc
s390x/css: Use datastream pointer for checking no-data CCWs
s390x/sclp: Reject short headers in PV case
hw/intc/s390_flic_kvm.c | 8 +++++---
hw/s390x/css.c | 28 ++++++++++++++++++++--------
hw/s390x/sclp.c | 6 ++++++
hw/s390x/virtio-ccw.c | 29 ++++++++++++++++++++++++++++-
hw/vfio/ap.c | 4 ++++
hw/vfio/ccw.c | 2 ++
6 files changed, 65 insertions(+), 12 deletions(-)
--
2.53.0
next reply other threads:[~2026-09-22 20:18 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 20:15 Eric Farman [this message]
2026-09-22 20:15 ` [PATCH v3 1/9] virtio-ccw: Limit ISC to MAX_ISC Eric Farman
2026-09-22 20:15 ` [PATCH v3 2/9] virtio-ccw: Do not overwrite existing indicators Eric Farman
2026-09-22 20:15 ` [PATCH v3 3/9] virtio-ccw: Fix rc check in read configuration path Eric Farman
2026-09-22 20:15 ` [PATCH v3 4/9] vfio/ap: Clear error object pointer after non-fatal errors Eric Farman
2026-09-22 20:15 ` [PATCH v3 5/9] vfio/ccw: " Eric Farman
2026-09-22 20:15 ` [PATCH v3 6/9] hw/intc/s390x: Fix payload to KVM_HAS_DEVICE_ATTR ioctl Eric Farman
2026-09-22 20:15 ` [PATCH v3 7/9] hw/intc/s390x: Fix check after g_try_realloc Eric Farman
2026-09-22 20:15 ` [PATCH v3 8/9] s390x/css: Use datastream pointer for checking no-data CCWs Eric Farman
2026-09-23 1:23 ` Matthew Rosato
2026-09-22 20:15 ` [PATCH v3 9/9] s390x/sclp: Reject short headers in PV case Eric Farman
2026-09-24 14:36 ` Janosch Frank
2026-09-24 14:39 ` Christian Borntraeger
2026-09-25 7:58 ` Janosch Frank
2026-09-25 11:52 ` Eric Farman
2026-09-23 7:21 ` [PATCH v3 0/9] s390x: even more hardening fixes Christian Borntraeger
2026-09-25 12:54 ` Eric Farman
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