This is the start of the stable review cycle for the 6.1.82 release. There are 71 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Fri Mar 15 04:39:56 PM UTC 2024. Anything received after that time might be too late. The whole patch series can be found in one patch at: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=linux-6.1.y&id2=v6.1.81 or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.1.y and the diffstat can be found below. Thanks, Sasha ------------- Pseudo-Shortlog of commits: Breno Leitao (1): blk-iocost: Pass gendisk to ioc_refresh_params Christian Borntraeger (1): KVM: s390: vsie: fix race during shadow creation Christoph Hellwig (6): blk-wbt: pass a gendisk to wbt_{enable,disable}_default blk-wbt: pass a gendisk to wbt_init blk-rq-qos: move rq_qos_add and rq_qos_del out of line blk-rq-qos: make rq_qos_add and rq_qos_del more useful blk-rq-qos: constify rq_qos_ops blk-rq-qos: store a gendisk instead of request_queue in struct rq_qos Edward Adam Davis (1): net/rds: fix WARNING in rds_conn_connect_if_down Eric Dumazet (2): geneve: make sure to pull inner header in geneve_rx() net/ipv6: avoid possible UAF in ip6_route_mpath_notify() Fangzhi Zuo (1): drm/amd/display: Fix MST Null Ptr for RV Florian Kauer (1): igc: avoid returning frame twice in XDP_REDIRECT Florian Westphal (1): netfilter: nft_ct: fix l3num expectations with inet pseudo family Friedrich Vock (1): drm/amdgpu: Reset IH OVERFLOW_CLEAR bit Gao Xiang (1): erofs: apply proper VMA alignment for memory mapped files on THP Horatiu Vultur (1): net: sparx5: Fix use after free inside sparx5_del_mact_entry Hui Zhou (1): nfp: flower: add hardware offload check for post ct entry Jacob Keller (1): ice: virtchnl: stop pretending to support RSS over AQ or registers Jan Kara (2): readahead: avoid multiple marked readahead pages blk-wbt: Fix detection of dirty-throttled tasks Jason Xing (12): netrom: Fix a data-race around sysctl_netrom_default_path_quality netrom: Fix a data-race around sysctl_netrom_obsolescence_count_initialiser netrom: Fix data-races around sysctl_netrom_network_ttl_initialiser netrom: Fix a data-race around sysctl_netrom_transport_timeout netrom: Fix a data-race around sysctl_netrom_transport_maximum_tries netrom: Fix a data-race around sysctl_netrom_transport_acknowledge_delay netrom: Fix a data-race around sysctl_netrom_transport_busy_delay netrom: Fix a data-race around sysctl_netrom_transport_requested_window_size netrom: Fix a data-race around sysctl_netrom_transport_no_activity_timeout netrom: Fix a data-race around sysctl_netrom_routing_control netrom: Fix a data-race around sysctl_netrom_link_fails_count netrom: Fix data-races around sysctl_net_busy_read Johan Hovold (1): ASoC: codecs: wcd938x: fix headphones volume controls Lena Wang (1): netfilter: nf_conntrack_h323: Add protection for bmp length out of range Ma Hanghong (1): drm/amd/display: Wrong colorimetry workaround Maciej Fijalkowski (3): ixgbe: {dis, en}able irqs in ixgbe_txrx_ring_{dis, en}able i40e: disable NAPI right after disabling irqs when handling xsk_pool ice: reorder disabling IRQ and NAPI in ice_qp_dis Mathias Nyman (1): xhci: process isoc TD properly when there was a transaction error mid TD. Matthieu Baerts (NGI0) (1): selftests: mptcp: decrease BW in simult flows Michal Pecio (1): xhci: handle isoc Babble and Buffer Overrun events properly Muhammad Usama Anjum (1): selftests/mm: switch to bash from sh Nico Boehr (1): KVM: s390: add stat counter for shadow gmap events Nico Pache (1): selftests: mm: fix map_hugetlb failure on 64K page size systems Oleg Nesterov (7): getrusage: add the "signal_struct *sig" local variable getrusage: move thread_group_cputime_adjusted() outside of lock_task_sighand() getrusage: use __for_each_thread() getrusage: use sig->stats_lock rather than lock_task_sighand() fs/proc: do_task_stat: use __for_each_thread() fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats exit: wait_task_zombie: kill the no longer necessary spin_lock_irq(siglock) Oleksij Rempel (1): net: lan78xx: fix runtime PM count underflow on link stop Pawan Gupta (4): x86/mmio: Disable KVM mitigation when X86_FEATURE_CLEAR_CPU_BUF is set Documentation/hw-vuln: Add documentation for RFDS x86/rfds: Mitigate Register File Data Sampling (RFDS) KVM/x86: Export RFDS_NO and RFDS_CLEAR to guests Rand Deeb (1): net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink() Sasha Levin (1): Linux 6.1.82-rc1 Srinivasan Shanmugam (1): drm/amd/display: Fix uninitialized variable usage in core_link_ 'read_dpcd() & write_dpcd()' functions Steven Rostedt (Google) (1): tracing/net_sched: Fix tracepoints that save qdisc_dev() as a string Tobias Jakobi (Compleo) (1): net: dsa: microchip: fix register write order in ksz8_ind_write8() Toke Høiland-Jørgensen (1): cpumap: Zero-initialise xdp_rxq_info struct before running XDP program Wentao Jia (1): nfp: flower: add goto_chain_index for ct entry Xiubo Li (1): ceph: switch to corrected encoding of max_xattr_size in mdsmap Yu Kuai (6): blk-iocost: disable writeback throttling elevator: remove redundant code in elv_unregister_queue() blk-wbt: remove unnecessary check in wbt_enable_default() elevator: add new field flags in struct elevator_queue blk-wbt: don't enable throttling if default elevator is bfq blk-wbt: fix that wbt can't be disabled by default .../ABI/testing/sysfs-devices-system-cpu | 1 + Documentation/admin-guide/hw-vuln/index.rst | 1 + .../hw-vuln/reg-file-data-sampling.rst | 104 ++++++++++++++++++ .../admin-guide/kernel-parameters.txt | 21 ++++ Makefile | 4 +- arch/s390/include/asm/kvm_host.h | 7 ++ arch/s390/kvm/gaccess.c | 7 ++ arch/s390/kvm/kvm-s390.c | 9 +- arch/s390/kvm/vsie.c | 6 +- arch/s390/mm/gmap.c | 1 + arch/x86/Kconfig | 11 ++ arch/x86/include/asm/cpufeatures.h | 1 + arch/x86/include/asm/msr-index.h | 8 ++ arch/x86/kernel/cpu/bugs.c | 92 +++++++++++++++- arch/x86/kernel/cpu/common.c | 38 ++++++- arch/x86/kvm/x86.c | 5 +- block/bfq-iosched.c | 6 +- block/blk-iocost.c | 51 +++++---- block/blk-iolatency.c | 30 ++--- block/blk-mq-debugfs.c | 10 +- block/blk-rq-qos.c | 67 +++++++++++ block/blk-rq-qos.h | 66 +---------- block/blk-sysfs.c | 4 +- block/blk-wbt.c | 50 +++++---- block/blk-wbt.h | 12 +- block/elevator.c | 8 +- block/elevator.h | 5 +- drivers/base/cpu.c | 8 ++ drivers/gpu/drm/amd/amdgpu/cik_ih.c | 6 + drivers/gpu/drm/amd/amdgpu/cz_ih.c | 5 + drivers/gpu/drm/amd/amdgpu/iceland_ih.c | 5 + drivers/gpu/drm/amd/amdgpu/ih_v6_0.c | 6 + drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 6 + drivers/gpu/drm/amd/amdgpu/si_ih.c | 6 + drivers/gpu/drm/amd/amdgpu/tonga_ih.c | 6 + drivers/gpu/drm/amd/amdgpu/vega10_ih.c | 6 + drivers/gpu/drm/amd/amdgpu/vega20_ih.c | 6 + .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 17 ++- .../drm/amd/display/dc/core/dc_link_dpcd.c | 4 +- .../gpu/drm/amd/display/dc/core/dc_resource.c | 6 + .../amd/display/modules/inc/mod_info_packet.h | 3 +- .../display/modules/info_packet/info_packet.c | 6 +- drivers/net/dsa/microchip/ksz8795.c | 4 +- drivers/net/ethernet/intel/i40e/i40e_main.c | 2 +- drivers/net/ethernet/intel/ice/ice_main.c | 2 + drivers/net/ethernet/intel/ice/ice_virtchnl.c | 9 +- .../intel/ice/ice_virtchnl_allowlist.c | 2 - drivers/net/ethernet/intel/ice/ice_xsk.c | 9 +- drivers/net/ethernet/intel/igc/igc_main.c | 13 +-- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 56 ++++++++-- .../microchip/sparx5/sparx5_mactable.c | 4 +- .../ethernet/netronome/nfp/flower/conntrack.c | 28 ++++- .../ethernet/netronome/nfp/flower/conntrack.h | 2 + drivers/net/geneve.c | 18 ++- drivers/net/usb/lan78xx.c | 3 +- drivers/usb/host/xhci-ring.c | 80 +++++++++++--- drivers/usb/host/xhci.h | 1 + fs/ceph/mdsmap.c | 7 +- fs/erofs/data.c | 1 + fs/proc/array.c | 57 +++++----- include/linux/backing-dev-defs.h | 7 +- include/linux/ceph/mdsmap.h | 6 +- include/linux/cpu.h | 2 + include/trace/events/qdisc.h | 20 ++-- kernel/bpf/cpumap.c | 2 +- kernel/exit.c | 10 +- kernel/sys.c | 91 ++++++++------- mm/backing-dev.c | 2 +- mm/page-writeback.c | 2 +- mm/readahead.c | 4 +- net/ipv6/route.c | 21 ++-- net/netfilter/nf_conntrack_h323_asn1.c | 4 + net/netfilter/nft_ct.c | 11 +- net/netrom/af_netrom.c | 14 +-- net/netrom/nr_dev.c | 2 +- net/netrom/nr_in.c | 6 +- net/netrom/nr_out.c | 2 +- net/netrom/nr_route.c | 8 +- net/netrom/nr_subr.c | 5 +- net/rds/rdma.c | 3 + net/rds/send.c | 6 +- sound/soc/codecs/wcd938x.c | 2 +- .../selftests/net/mptcp/simult_flows.sh | 8 +- .../selftests/vm/charge_reserved_hugetlb.sh | 2 +- tools/testing/selftests/vm/map_hugetlb.c | 7 ++ .../selftests/vm/write_hugetlb_memory.sh | 2 +- 86 files changed, 903 insertions(+), 365 deletions(-) create mode 100644 Documentation/admin-guide/hw-vuln/reg-file-data-sampling.rst -- 2.43.0