qemu-kvm/kvm-s390x-Fix-leak-in-machine_set_loadparm.patch
Miroslav Rezanina bd7b93c113 * Tue Jul 08 2025 Miroslav Rezanina <mrezanin@redhat.com> - 9.1.0-25
- kvm-s390x-Fix-leak-in-machine_set_loadparm.patch [RHEL-98554]
- kvm-hw-s390x-ccw-device-Fix-memory-leak-in-loadparm-sett.patch [RHEL-98554]
- kvm-amd_iommu-Rename-variable-mmio-to-mr_mmio.patch [RHEL-66202]
- kvm-amd_iommu-Add-support-for-pass-though-mode.patch [RHEL-66202]
- kvm-amd_iommu-Use-shared-memory-region-for-Interrupt-Rem.patch [RHEL-66202]
- kvm-amd_iommu-Send-notification-when-invalidate-interrup.patch [RHEL-66202]
- kvm-amd_iommu-Check-APIC-ID-255-for-XTSup.patch [RHEL-66202]
- kvm-io-Fix-partial-struct-copy-in-qio_dns_resolver_looku.patch [RHEL-67104]
- kvm-util-qemu-sockets-Refactor-setting-client-sockopts-i.patch [RHEL-67104]
- kvm-util-qemu-sockets-Refactor-success-and-failure-paths.patch [RHEL-67104]
- kvm-util-qemu-sockets-Add-support-for-keep-alive-flag-to.patch [RHEL-67104]
- kvm-util-qemu-sockets-Refactor-inet_parse-to-use-QemuOpt.patch [RHEL-67104]
- kvm-util-qemu-sockets-Introduce-inet-socket-options-cont.patch [RHEL-67104]
- kvm-tests-unit-test-util-sockets-fix-mem-leak-on-error-o.patch [RHEL-67104]
- kvm-target-i386-Expose-bits-related-to-SRSO-vulnerabilit.patch [RHEL-52649]
- kvm-target-i386-Add-PerfMonV2-feature-bit.patch [RHEL-52649]
- kvm-target-i386-Update-EPYC-CPU-model-for-Cache-property.patch [RHEL-52649]
- kvm-target-i386-Update-EPYC-Rome-CPU-model-for-Cache-pro.patch [RHEL-52649]
- kvm-target-i386-Update-EPYC-Milan-CPU-model-for-Cache-pr.patch [RHEL-52649]
- kvm-target-i386-Add-couple-of-feature-bits-in-CPUID_Fn80.patch [RHEL-52649]
- kvm-target-i386-Update-EPYC-Genoa-for-Cache-property-per.patch [RHEL-52649]
- kvm-target-i386-Add-support-for-EPYC-Turin-model.patch [RHEL-52649]
- kvm-hw-i386-amd_iommu-Assign-pci-id-0x1419-for-the-AMD-I.patch [RHEL-70926]
- kvm-hw-i386-amd_iommu-Isolate-AMDVI-PCI-from-amd-iommu-d.patch [RHEL-70925]
- kvm-hw-i386-amd_iommu-Allow-migration-when-explicitly-cr.patch [RHEL-70925]
- kvm-Enable-amd-iommu-device.patch [RHEL-70925]
- kvm-include-qemu-compiler-add-QEMU_UNINITIALIZED-attribu.patch [RHEL-99888]
- kvm-hw-virtio-virtio-avoid-cost-of-ftrivial-auto-var-ini.patch [RHEL-99888]
- kvm-block-skip-automatic-zero-init-of-large-array-in-ioq.patch [RHEL-99888]
- kvm-chardev-char-fd-skip-automatic-zero-init-of-large-ar.patch [RHEL-99888]
- kvm-chardev-char-pty-skip-automatic-zero-init-of-large-a.patch [RHEL-99888]
- kvm-chardev-char-socket-skip-automatic-zero-init-of-larg.patch [RHEL-99888]
- kvm-hw-audio-ac97-skip-automatic-zero-init-of-large-arra.patch [RHEL-99888]
- kvm-hw-audio-cs4231a-skip-automatic-zero-init-of-large-a.patch [RHEL-99888]
- kvm-hw-audio-es1370-skip-automatic-zero-init-of-large-ar.patch [RHEL-99888]
- kvm-hw-audio-gus-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-hw-audio-marvell_88w8618-skip-automatic-zero-init-of.patch [RHEL-99888]
- kvm-hw-audio-sb16-skip-automatic-zero-init-of-large-arra.patch [RHEL-99888]
- kvm-hw-audio-via-ac97-skip-automatic-zero-init-of-large-.patch [RHEL-99888]
- kvm-hw-char-sclpconsole-lm-skip-automatic-zero-init-of-l.patch [RHEL-99888]
- kvm-hw-dma-xlnx_csu_dma-skip-automatic-zero-init-of-larg.patch [RHEL-99888]
- kvm-hw-display-vmware_vga-skip-automatic-zero-init-of-la.patch [RHEL-99888]
- kvm-hw-hyperv-syndbg-skip-automatic-zero-init-of-large-a.patch [RHEL-99888]
- kvm-hw-misc-aspeed_hace-skip-automatic-zero-init-of-larg.patch [RHEL-99888]
- kvm-hw-net-rtl8139-skip-automatic-zero-init-of-large-arr.patch [RHEL-99888]
- kvm-hw-net-tulip-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-hw-net-virtio-net-skip-automatic-zero-init-of-large-.patch [RHEL-99888]
- kvm-hw-net-xgamc-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-hw-nvme-ctrl-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-hw-ppc-spapr_tpm_proxy-skip-automatic-zero-init-of-l.patch [RHEL-99888]
- kvm-hw-usb-hcd-ohci-skip-automatic-zero-init-of-large-ar.patch [RHEL-99888]
- kvm-hw-scsi-lsi53c895a-skip-automatic-zero-init-of-large.patch [RHEL-99888]
- kvm-hw-scsi-megasas-skip-automatic-zero-init-of-large-ar.patch [RHEL-99888]
- kvm-hw-ufs-lu-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-net-socket-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-net-stream-skip-automatic-zero-init-of-large-array.patch [RHEL-99888]
- kvm-ui-vnc-Update-display-update-interval-when-VM-state-.patch [RHEL-100741]
- Resolves: RHEL-98554
  ([s390x][RHEL9.7.0][virtio_block] there would be memory leak with virtio_blk disks)
- Resolves: RHEL-66202
  ([AMDSERVER 9.6 Feature] qemu: Interrupt Remap support for emulated amd viommu)
- Resolves: RHEL-67104
  (postcopy on the destination host can't switch into pause status under the network issue if boot VM with '-S')
- Resolves: RHEL-52649
  ([AMDSERVER 9.6 Feature] Turin: Qemu EPYC-Turin Model)
- Resolves: RHEL-70926
  (Qemu/amd-iommu: Advertise a suitable device id)
- Resolves: RHEL-70925
  (Qemu/amd-iommu: Add ability to manually specify the AMDVI-PCI device)
- Resolves: RHEL-99888
  (-ftrivial-auto-var-init=zero reduced performance [rhel-9])
- Resolves: RHEL-100741
  (Video stuck after switchover phase when play one video during migration [rhel-9])
2025-07-08 02:53:14 -04:00

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From 4f627e0ae8efb96380070b6a8d50e88c71f40477 Mon Sep 17 00:00:00 2001
From: Fabiano Rosas <farosas@suse.de>
Date: Fri, 9 May 2025 14:49:38 -0300
Subject: [PATCH 01/57] s390x: Fix leak in machine_set_loadparm
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Thomas Huth <thuth@redhat.com>
RH-MergeRequest: 387: s390x: Fix memory leaks related to loadparm [rhel-9]
RH-Jira: RHEL-98554
RH-Acked-by: Cédric Le Goater <clg@redhat.com>
RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
RH-Commit: [1/2] dadf5b9e187a644e0a8a8c565b1b913ef7f4dcc8 (thuth/qemu-kvm-cs)
ASAN spotted a leaking string in machine_set_loadparm():
Direct leak of 9 byte(s) in 1 object(s) allocated from:
#0 0x560ffb5bb379 in malloc ../projects/compiler-rt/lib/asan/asan_malloc_linux.cpp:69:3
#1 0x7f1aca926518 in g_malloc ../glib/gmem.c:106
#2 0x7f1aca94113e in g_strdup ../glib/gstrfuncs.c:364
#3 0x560ffc8afbf9 in qobject_input_type_str ../qapi/qobject-input-visitor.c:542:12
#4 0x560ffc8a80ff in visit_type_str ../qapi/qapi-visit-core.c:349:10
#5 0x560ffbe6053a in machine_set_loadparm ../hw/s390x/s390-virtio-ccw.c:802:10
#6 0x560ffc0c5e52 in object_property_set ../qom/object.c:1450:5
#7 0x560ffc0d4175 in object_property_set_qobject ../qom/qom-qobject.c:28:10
#8 0x560ffc0c6004 in object_property_set_str ../qom/object.c:1458:15
#9 0x560ffbe2ae60 in update_machine_ipl_properties ../hw/s390x/ipl.c:569:9
#10 0x560ffbe2aa65 in s390_ipl_update_diag308 ../hw/s390x/ipl.c:594:5
#11 0x560ffbdee132 in handle_diag_308 ../target/s390x/diag.c:147:9
#12 0x560ffbebb956 in helper_diag ../target/s390x/tcg/misc_helper.c:137:9
#13 0x7f1a3c51c730 (/memfd:tcg-jit (deleted)+0x39730)
Cc: qemu-stable@nongnu.org
Signed-off-by: Fabiano Rosas <farosas@suse.de>
Message-ID: <20250509174938.25935-1-farosas@suse.de>
Fixes: 1fd396e3228 ("s390x: Register TYPE_S390_CCW_MACHINE properties as class properties")
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
(cherry picked from commit bdf12f2a56bf3f13c52eb51f0a994bbfe40706b2)
---
hw/s390x/s390-virtio-ccw.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 77a1bde71e..fc18ab575f 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -782,6 +782,7 @@ static void machine_set_loadparm(Object *obj, Visitor *v,
}
s390_ipl_fmt_loadparm(ms->loadparm, val, errp);
+ g_free(val);
}
static void ccw_machine_class_init(ObjectClass *oc, void *data)
--
2.39.3