# changelog

author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-142.el8]
changelog:
  - [drm] drm/virtio: use virtio_max_dma_size (Gerd Hoffmann) [1739291]
  - [mm] hwpoison, memory_hotplug: allow hwpoisoned pages to be offlined (Rafael Aquini) [1706088]
  - [powerpc] kvm: ppc: book3s: Enable XIVE native capability only if OPAL has required functions [BZ1744884] (David Gibson) [1744884]
  - [scsi] scsi: lpfc: Fix oops when fewer hdwqs than cpus (Dick Kennedy) [1745731]
  - [scsi] scsi: lpfc: Limit xri count for kdump environment (Dick Kennedy) [1745731]
  - [scsi] scsi: lpfc: Mitigate high memory pre-allocation by SCSI-MQ (Dick Kennedy) [1745731]
  - [scsi] scsi: qla2xxx: Fix hardirq-unsafe locking (Himanshu Madhani) [1719941]
  - [x86] Revert "[x86] x86/kexec/64: Prevent kexec from 5-level paging to a 4-level only kernel" (Baoquan He) [1669088]
  - [x86] Revert "[x86] x86/boot: Add xloadflags bits to check for 5-level paging support" (Baoquan He) [1669088]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-143.el8]
changelog:
  - [net] netfilter: nft_set: fix allocation size overflow in privsize callback. (Florian Westphal) [1746338]
  - [net] net: route dump netlink NLM_F_MULTI flag missing (Stefano Brivio) [1745971]
  - [net] sched: pfifo_fast: fix wrong dereference in pfifo_fast_enqueue (Davide Caratti) [1745390]
  - [net] sched: pfifo_fast: fix wrong dereference when qdisc is reset (Davide Caratti) [1745387]
  - [scsi] scsi: vmw_pscsi: Fix use-after-free in pvscsi_queue_lck() (David Milburn) [1746597]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-144.el8]
changelog:
  - [md] Revert "[md] dm: eliminate 'split_discard_bios' flag from DM target interface" (Mike Snitzer) [1749929]
  - [md] Revert "[md] dm: make sure to obey max_io_len_target_boundary" (Mike Snitzer) [1749929]
  - [pci] PCI: Restore Resizable BAR size bits correctly for 1MB BARs (Myron Stowe) [1717760]
  - [net] netfilter: nft_fib_netdev: Terminate rule eval if protocol=IPv6 and ipv6 module is disabled (Phil Sutter) [1743945]
  - [net] netfilter: bridge: Drops IPv6 packets if IPv6 module is not loaded (Phil Sutter) [1743945]
  - [drm] drm/qxl: get vga ioports (Gerd Hoffmann) [1728936]
  - [drm] drm/i915: Call dma_set_max_seg_size() in i915_driver_hw_probe() (Lyude Paul) [1724363]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-145.el8]
changelog:
  - [iommu] iommu/amd: Add support for X2APIC IOMMU interrupts (Suravee Suthikulpanit) [1734842]
  - [vhost] vhost: make sure log_num < in_num (Eugenio Perez) [1750882] {CVE-2019-14835}


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-146.el8]
changelog:
  - [fs] gfs2: clear buf_in_tr when ending a transaction in sweep_bh_for_rgrps (Robert S Peterson) [1750939]
  - [s390] kvm: s390: kvm_s390_vm_start_migration: check dirty_bitmap before using it as target for memset() (Thomas Huth) [1753260]
  - [fs] cifs: fix credits leak for SMB1 oplock breaks (Leif Sahlberg) [1752243]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-147.el8]
changelog:
  - [x86] perf/x86/intel: Fix spurious NMI on fixed counter (Michael Petlan) [1755110]
  - [x86] perf/x86/intel: Fix race in intel_pmu_disable_event() (Michael Petlan) [1755110]
  - [netdrv] drivers: tap.c: fix wrong backport causing WARN_ON_ONCE(1) in skb_flow_dissect() (Davide Caratti) [1750711]
  - [virt] KVM: coalesced_mmio: add bounds checking (Bandan Das) [1746804] {CVE-2019-14821}


author: Frantisek Hrbata <fhrbata@redhat.com> [4.18.0-147.1.1.el8_1]
changelog:
  - [arm64] arm64/sve: Fix wrong free for task->thread.sve_state (Andrew Jones) [1767358 1756450]
  - [drm] drm/i915/cmdparser: Fix jump whitelist clearing (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Lower RM timeout to avoid DSI hard hangs (Dave Airlie) [1766056 1756805] {CVE-2019-0154}
  - [drm] drm/i915/gen8+: Add RC6 CTX corruption WA (Dave Airlie) [1766056 1756805] {CVE-2019-0154}
  - [drm] drm/i915/cmdparser: Ignore Length operands during command matching (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915/cmdparser: Add support for backward jumps (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915/cmdparser: Use explicit goto for error paths (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Add gen9 BCS cmdparsing (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Allow parsing of unsized batches (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Support ro ppgtt mapped cmdparser shadow buffers (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Add support for mandatory cmdparsing (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Remove Master tables from cmdparser (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Disable Secure Batches for gen6+ (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [drm] drm/i915: Rename gen7 cmdparser tables (Dave Airlie) [1756871 1756873] {CVE-2019-0155}
  - [x86] x86/tsx: Add config options to set tsx=on|off|auto (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [documentation] x86/speculation/taa: Add documentation for TSX Async Abort (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [x86] x86/tsx: Add "auto" option to the tsx= cmdline parameter (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [base] x86/speculation/taa: Add sysfs reporting for TSX Async Abort (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [x86] x86/speculation/taa: Add mitigation for TSX Async Abort (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [x86] x86/cpu: Add a "tsx=" cmdline option with TSX disabled by default (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [x86] x86/cpu: Add a helper function x86_read_arch_cap_msr() (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [x86] x86/msr: Add the IA32_TSX_CTRL MSR (Josh Poimboeuf) [1766550 1766551] {CVE-2019-11135}
  - [documentation] Documentation: Add ITLB_MULTIHIT documentation (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] kvm: x86: mmu: Recovery of shattered NX large pages (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [virt] kvm: Add helper function for creating VM worker threads (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] kvm: mmu: ITLB_MULTIHIT mitigation (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kernel] cpu/speculation: Uninline and export CPU mitigations helpers (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [x86] x86/cpu: Add Tremont to the cpu vulnerability whitelist (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [x86] x86: Add ITLB_MULTIHIT bug infrastructure (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: vmx, svm: always run with EFER.NXE=1 when shadow paging is active (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: x86: add tracepoints around __direct_map and FNAME(fetch) (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: x86: change kvm_mmu_page_get_gfn BUG_ON to WARN_ON (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: x86: remove now unneeded hugepage gfn adjustment (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: x86: make FNAME(fetch) and __direct_map more similar (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] kvm: mmu: Do not release the page inside mmu_set_spte() (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] kvm: Convert kvm_lock to a mutex (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] KVM: x86/mmu: Reintroduce fast invalidate/zap for flushing memslot (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] Revert "KVM: x86/mmu: Zap only the relevant pages when removing a memslot" (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [kvm] kvm: x86, powerpc: do not allow clearing largepages debugfs entry (Paolo Bonzini) [1698416 1690344] {CVE-2018-12207}
  - [zstream] switch to zstream (Frantisek Hrbata)


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-147.2.1.el8_1]
changelog:
  - [sched] fair: Scale bandwidth quota and period without losing quota/period ratio precision (Phil Auld) [1773568 1706247]
  - [sched] fair: Fix -Wunused-but-set-variable warnings (Phil Auld) [1773568 1706247]
  - [sched] fair: Fix low cpu usage with high throttling by removing expiration of cpu-local slices (Phil Auld) [1773568 1706247]
  - [powerpc] powerpc/pseries: Track LMB nid instead of using device tree (Steve Best) [1772110 1758742]
  - [powerpc] powerpc/pseries/memory-hotplug: Only update DT once per memory DLPAR request (Steve Best) [1772110 1758742]
  - [powerpc] powerpc/rtas: allow rescheduling while changing cpu states (Steve Best) [1772109 1758651]
  - [powerpc] powerpc/pseries/mobility: use cond_resched when updating device tree (Steve Best) [1772109 1758651]
  - [netdrv] i40e: Do not check VF state in i40e_ndo_get_vf_config (Stefan Assmann) [1770177 1752498]
  - [fs] CIFS: Fix use after free of file info structures (Dave Wysochanski) [1767357 1757865]
  - [fs] cifs: use cifsInodeInfo->open_file_lock while iterating to avoid a panic (Dave Wysochanski) [1767357 1757865]
  - [netdrv] net/ibmvnic: prevent more than one thread from running in reset (Steve Best) [1764830 1756943]
  - [netdrv] net/ibmvnic: unlock rtnl_lock in reset so linkwatch_event can run (Steve Best) [1764830 1756943]
  - [netdrv] ibmvnic: Warn unknown speed message only when carrier is present (Steve Best) [1764832 1749873]
  - [netdrv] net/ibmvnic: Fix missing { in __ibmvnic_reset (Steve Best) [1764832 1749873]
  - [netdrv] net/ibmvnic: free reset work of removed device from queue (Steve Best) [1764832 1749873]
  - [netdrv] ibmvnic: Do not process reset during or after device removal (Steve Best) [1764832 1749873]
  - [cpuidle] cpuidle: governor: Add new governors to cpuidle_governors again (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle-haltpoll: do not set an owner to allow modunload (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle-haltpoll: set haltpoll as preferred governor (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: allow governor switch on cpuidle_register_driver() (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: Add cpuidle.governor= command line parameter (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle-haltpoll: vcpu hotplug support (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle-haltpoll: disable host side polling when kvm virtualized (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: add haltpoll governor (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: header file stubs must be "static inline" (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] governors: unify last_state_idx (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: add poll_limit_ns to cpuidle_device structure (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: poll_state: Fix default time limit (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: poll_state: Disregard disable idle states (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: poll_state: Revise loop termination condition (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle: menu: Fix wakeup statistics updates for polling state (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] cpuidle-haltpoll: return -ENODEV on modinit failure (Marcelo Tosatti) [1764831 1759282]
  - [cpuidle] add cpuidle-haltpoll driver (Marcelo Tosatti) [1764831 1759282]
  - [x86] kvm: x86: add host poll control msrs (Vitaly Kuznetsov) [1764831 1749495]
  - [s390] s390/setup: Fix kernel lock down for s390 (Philipp Rudo) [1764827 1748343]
  - [powerpc] powerpc: Allow flush_(inval_)dcache_range to work across ranges >4GB (Steve Best) [1764826 1744062]
  - [fs] mm/huge_memory: fix vmf_insert_pfn_{pmd, pud}() crash, handle unaligned addresses (Jeff Moyer) [1764825 1743159]
  - [mm] mm/huge_memory.c: fix modifying of page protection by insert_pfn_pmd() (Jeff Moyer) [1764825 1743159]
  - [pci] PCI: hv: Use bytes 4 and 5 from instance ID as the PCI domain numbers (Mohammed Gamal) [1764634 1671288]
  - [pci] PCI: hv: Detect and fix Hyper-V PCI domain number collision (Mohammed Gamal) [1764634 1671288]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-147.3.1.el8_1]
changelog:
  - [x86] kvm: svm: taint module and print taint message iff nested is enabled (Bandan Das) [1776114 1775410]


author: Akemi Yagi <toracat@centos.org> [4.18.0-147.3.1.el8.centos.plus]
changelog:
  - Apply debranding changes
  - Modify config file for x86_64 with extra features turned on including some network adapters,
    some SCSI adapters, ReiserFS, TOMOYO
  - Apply patches from CentOS-7 plus kernel
  - Apply driver patches imported from ELRepo
  - Add device IDs that have been removed from RHEL 8 kernels (megaraid_sas and mpt3sas)
  - Apply patches for e1000 from kernel.org [bug#16284]
  - Apply patch to fix xfrm memleak [RHBZ#1780470]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-147.4.1.el8_1]
changelog:
  - [block] blk-mq: apply normal plugging for HDD (Ming Lei) [1782181 1759380]
  - [block] blk-mq: honor IO scheduler for multiqueue devices (Ming Lei) [1782181 1759380]
  - [block] blk-mq: simplify blk_mq_make_request() (Ming Lei) [1782181 1759380]
  - [block] blk-mq: remove blk_mq_put_ctx() (Ming Lei) [1782181 1759380]
  - [x86] kvm: vmx: use MSR_IA32_TSX_CTRL to hard-disable TSX on guest that lack it (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [x86] kvm: vmx: implement MSR_IA32_TSX_CTRL disable RTM functionality (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [x86] kvm: x86: implement MSR_IA32_TSX_CTRL effect on CPUID (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [x86] kvm: x86: do not modify masked bits of shared MSRs (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [x86] kvm: x86: fix presentation of TSX feature in ARCH_CAPABILITIES (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [x86] kvm/x86: Export MDS_NO=0 to guests when TSX is enabled (Paolo Bonzini) [1781660 1779553] {CVE-2019-19338}
  - [fs] cifs: Fix cifsInodeInfo lock_sem deadlock when reconnect occurs (Leif Sahlberg) [1778693 1765979]
  - [fs] cifs: avoid using MID 0xFFFF (Leif Sahlberg) [1778693 1765979]
  - [fs] cifs: Fix retry mid list corruption on reconnects (Leif Sahlberg) [1778693 1765979]
  - [fs] smb3: fix unmount hang in open_shroot (Leif Sahlberg) [1781113 1757670]
  - [fs] CIFS: fix deadlock in cached root handling (Leif Sahlberg) [1781113 1757670]
  - [fs] Fix match_server check to allow for auto dialect negotiate (Leif Sahlberg) [1781113 1757670]
  - [fs] SMB3: retry on STATUS_INSUFFICIENT_RESOURCES instead of failing write (Leif Sahlberg) [1781113 1757670]
  - [fs] cifs: fix panic in smb2_reconnect (Leif Sahlberg) [1781113 1757670]
  - [fs] cifs: fix strcat buffer overflow and reduce raciness in smb21_set_oplock_level() (Leif Sahlberg) [1781113 1757670]
  - [fs] smb3: fix signing verification of large reads (Dave Wysochanski) [1781110 1753114]
  - [scsi] scsi: lpfc: Fix port relogin failure due to GID_FT interaction (Dick Kennedy) [1781108 1733217]
  - [fs] xfs: fix missing ILOCK unlock when xfs_setattr_nonsize fails due to EDQUOT (Bill O'Donnell) [1778692 1739607]
  - [net] cfg80211: wext: avoid copying malformed SSIDs (Jarod Wilson) [1778633 1778634] {CVE-2019-17133}
  - [block] blkcg: perpcu_ref init/exit should be done from blkg_alloc/free() (Ming Lei) [1777766 1741392]
  - [fs] userfaultfd_release: always remove uffd flags and clear vm_userfaultfd_ctx (Alex Gladkov) [1777389 1749763] {CVE-2019-14898}
  - [netdrv] mwifiex: Fix three heap overflow at parsing element in cfg80211_ap_settings (Jarod Wilson) [1776618 1775484] {CVE-2019-14814 CVE-2019-14815 CVE-2019-14816}
  - [netdrv] mwifiex: fix possible heap overflow in mwifiex_process_country_ie() (Jarod Wilson) [1776209 1776210] {CVE-2019-14895}
  - [netdrv] mwifiex: Fix heap overflow in mmwifiex_process_tdls_action_frame() (Jarod Wilson) [1776161 1776162] {CVE-2019-14901}
  - [netdrv] rtlwifi: Fix potential overflow on P2P code (Jarod Wilson) [1775222 1775223] {CVE-2019-17666}
  - [pci] hv: Avoid use of hv_pci_dev->pci_slot after freeing it (Mohammed Gamal) [1764635 1737569]


author: Herton R. Krzesinski <herton@redhat.com> [4.18.0-147.5.1.el8_1]
changelog:
  - [powerpc] powerpc/shared: Use static key to detect shared processor (Phil Auld) [1781114 1767529]
  - [powerpc] powerpc/vcpu: Assume dedicated processors as non-preempt (Phil Auld) [1781114 1767529]


