A new XanMod Linux Kernel based on Linux Kernel 6.9.11 has been released. XanMod is a general-purpose Linux kernel distribution with custom settings and new features. The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

Linux 6.9.11-xanmod1

XanMod is a general-purpose Linux kernel distribution with custom settings and new features. Built to provide a stable, responsive and smooth desktop experience.

The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

Supports all recent 64-bit versions of Debian and Ubuntu-based systems.

Main Features

• Preemptive Full Tickless Kernel at 500Hz w/ Tuned CPU Core Scheduler.
• RCU Boost for better responsiveness and lower overall system latency.
• Block Layer w/ multi-threaded runqueue for high I/O throughput.
• Caching, Virtual Memory Manager and CPUFreq Governor improvements.
• BBR TCP Congestion Control + FQ-PIE Packet Scheduling and AQM Algorithm [5.8].
• ORC Unwinder for Kernel Stack Traces (debuginfo) implementation.
• Third-party patchset available: ZSTD kernel, initrd and modules support [5.8][5.6-rt], Full x86_64 FSGSBASE instructions [5.8], Clear Linux [partial], CK's Hrtimer Patchset [5.8][5.4], Wine / Proton Fsync, PCIe ACS Override, BMQ Process Scheduler [5.4 stock disabled], Aufs [5.4] and GCC graysky's.
• Real-time Linux kernel (PREEMPT_RT) build available [5.6-rt][5.4-rt].
• Generic kernel package for compatibility with most Debian & Ubuntu based distributions. Built on the latest GCC 10.2 and Binutils 2.35.
• GPLv2 license. Can be built for any distribution or purpose.

Install via Terminal

echo 'deb http://deb.xanmod.org releases main' | sudo tee /etc/apt/sources.list.d/xanmod-kernel.list && wget -qO - https://dl.xanmod.org/gpg.key | sudo apt-key add -

Then update and install:

sudo apt update && sudo apt install linux-xanmod

Reboot.

Meta packages available: linux-xanmod, linux-xanmod-edge, linux-xanmod-lts, linux-xanmod-rt-edge and linux-xanmod-rt.

To try without adding the repository

Download from Sourceforge and install:
https://sourceforge.net/projects/xanmod/files/

1. In terminal:

   sudo dpkg -i linux-image-*xanmod*.deb linux-headers-*xanmod*.deb

2. Reboot.

• Check it:

  cat /proc/version

* linux-firmware-image package is optional

Change log

• d9c0ea3 Linux 6.9.11-xanmod1
• 94684ca Merge tag 'v6.9.11' into 6.9
• 73f3c33 Linux 6.9.11
• ef81340 cachefiles: fix slab-use-after-free in cachefiles_withdraw_cookie()
• 38b88d5 cachefiles: fix slab-use-after-free in fscache_withdraw_volume()
• 456b75c netfs, fscache: export fscache_put_volume() and add fscache_try_get_volume()
• 4232ec4 wifi: iwlwifi: mvm: don't wake up rx_sync_waitq upon RFKILL
• 396dc11 wifi: mac80211: disable softirqs for queued frame handling
• 7b05797 wifi: cfg80211: wext: set ssids=NULL for passive scans
• 37c36c8 of/irq: Disable "interrupt-map" parsing for PASEMI Nemo
• 9d248d4 ALSA: hda: cs35l41: Fix swapped l/r audio channels for Lenovo ThinBook 13x Gen4
• c627514 Bluetooth: L2CAP: Fix deadlock
• e7db276 mm: page_ref: remove folio_try_get_rcu()
• 78959eb ALSA: hda: Use imply for suggesting CONFIG_SERIAL_MULTI_INSTANTIATE
• 2b1a43a spi: mux: set ctlr->bits_per_word_mask
• 2836d54 selftests/bpf: Extend tcx tests to cover late tcx_entry release
• ad57dc2 hfsplus: fix uninit-value in copy_name
• d78b357 selftests/vDSO: fix clang build errors and warnings
• 8f0b9b1 selftest/timerns: fix clang build failures for abs() calls
• 62916eb ASoC: SOF: Intel: hda-pcm: Limit the maximum number of periods by MAX_BDL_ENTRIES
• c100e7c ksmbd: return FILE_DEVICE_DISK instead of super magic
• f8900df spi: davinci: Unset POWERDOWN bit when releasing resources
• d3d7848 spi: imx: Don't expect DMA for i.MX{25,35,50,51,53} cspi devices
• a59a220 riscv: stacktrace: fix usage of ftrace_graph_ret_addr()
• 1c93116 drivers/perf: riscv: Reset the counter to hpmevent mapping while starting cpus
• a88e36e wifi: iwlwifi: properly set WIPHY_FLAG_SUPPORTS_EXT_KEK_KCK
• eb85581 fs: better handle deep ancestor chains in is_subdir()
• 437c043 btrfs: fix uninitialized return value in the ref-verify tool
• 8a500b3 drm/radeon: check bo_va->bo is non-NULL before using it
• 94166fe drm/amd/display: Fix array-index-out-of-bounds in dml2/FCLKChangeSupport
• 823273b drm/amd/display: Update efficiency bandwidth for dcn351
• 566db37 drm/amd/display: Fix refresh rate range for some panel
• 4f9467d drm/amd/display: Account for cursor prefetch BW in DML1 mode support
• 0b94cb5 drm/amd/display: Add refresh rate range check
• 29e9518 erofs: ensure m_llen is reset to 0 if metadata is invalid
• 3b73244 bluetooth/l2cap: sync sock recv cb and release
• f1db2c9 Bluetooth: btnxpuart: Enable Power Save feature on startup
• 3f939bd Bluetooth: hci_core: cancel all works upon hci_unregister_dev()
• 5fe499a tee: optee: ffa: Fix missing-field-initializers warning
• 51c5d03 scsi: libsas: Fix exp-attached device scan after probe failure scanned in again after probe failed
• 428d940 powerpc/eeh: avoid possible crash when edev->pdev changes
• 0f58922 powerpc/pseries: Whitelist dtl slub object for copying to userspace
• 16e149a net: mac802154: Fix racy device stats updates by DEV_STATS_INC() and DEV_STATS_ADD()
• d4bf88d clk: qcom: apss-ipq-pll: remove 'config_ctl_hi_val' from Stromer pll configs
• ccecbfc net: usb: qmi_wwan: add Telit FN912 compositions
• ccd98b2 ASoC: amd: yc: Fix non-functional mic on ASUS M5602RA
• 6172bad drm/amd/swsmu: add MALL init support workaround for smu_v14_0_1
• deac270 ALSA: dmaengine_pcm: terminate dmaengine before synchronize
• ff57edd ALSA: hda/relatek: Enable Mute LED on HP Laptop 15-gw0xxx
• fc0d8a1 ALSA: PCM: Allow resume only for suspended streams
• e7b75de ibmvnic: Add tx check to prevent skb leak
• 7dd6a5b btrfs: qgroup: fix quota root leak after quota disable failure
• 17d1fd3 btrfs: scrub: handle RST lookup error correctly
• 3423e06 platform/x86: lg-laptop: Use ACPI device handle when evaluating WMAB/WMBB
• 265c62d platform/x86: lg-laptop: Change ACPI device id
• 3ca8188 platform/x86: lg-laptop: Remove LGEX0815 hotkey handling
• f27b501 platform/x86: wireless-hotkey: Add support for LG Airplane Button
• d18449f platform/mellanox: nvsw-sn2201: Add check for platform_device_add_resources
• be02597 s390/sclp: Fix sclp_init() cleanup on failure
• 21c0b3c octeontx2-pf: Fix coverity and klockwork issues in octeon PF driver
• de7cffa gpio: pca953x: fix pca953x_irq_bus_sync_unlock race
• ed7c9bf net: mvpp2: fill-in dev_port attribute
• 25c08aa can: kvaser_usb: fix return value for hif_usb_send_regout
• 509939f Input: ads7846 - use spi_device_id table
• 7fb0205 nvme: fix NVME_NS_DEAC may incorrectly identifying the disk as EXT_LBA.
• 27a3298 ASoC: cs35l56: Disconnect ASP1 TX sources when ASP1 DAI is hooked up
• 8a27a10 ASoC: rt722-sdca-sdw: add debounce time for type detection
• d37d0d6 ASoC: SOF: sof-audio: Skip unprepare for in-use widgets on error rollback
• 83b2cc1 ASoC: ti: omap-hdmi: Fix too long driver name
• f82930f ASoC: ti: davinci-mcasp: Set min period size using FIFO config
• c1892d6 ALSA: dmaengine: Synchronize dma channel after drop()
• 716cc6c bytcr_rt5640 : inverse jack detect for Archos 101 cesium
• c0485e6 ASoC: topology: Do not assign fields that are already set
• f7577e9 ASoC: Intel: avs: Fix route override
• ccae5c6 ASoC: topology: Fix references to freed memory
• dcea4cf Input: xpad - add support for ASUS ROG RAIKIRI PRO
• 084b73c ASoC: codecs: ES8326: Solve headphone detection issue
• 8d01012 ASoC: rt722-sdca-sdw: add silence detection register as volatile
• 7888083 Input: i8042 - add Ayaneo Kun to i8042 quirk table
• 90a843c Input: elantech - fix touchpad state on resume for Lenovo N24
• f3d73b8 workqueue: Refactor worker ID formatting and make wq_worker_comm() use full ID string
• 5d85f2a closures: Change BUG_ON() to WARN_ON()
• 35f740b mips: fix compat_sys_lseek syscall
• e23af32 ALSA: hda: cs35l56: Select SERIAL_MULTI_INSTANTIATE
• cfba034 drm/amdgpu: init TA fw for psp v14
• a7f8e80 drm/amd/display: change dram_clock_latency to 34us for dcn35
• 2898c30 drm/amd/display: Change dram_clock_latency to 34us for dcn351
• 99df9af drm/amdgpu: Indicate CU havest info to CP
• 06cad8a selftests: openvswitch: Set value to nla flags.
• 9100e29 cpumask: limit FORCE_NR_CPUS to just the UP case
• 1f47b9c spi: Fix OCTAL mode support
• 215e887 ALSA: hda/realtek: Add more codec ID to no shutup pins list
• 3c36a44 drm/vmwgfx: Fix missing HYPERVISOR_GUEST dependency
• 9975f93 KVM: PPC: Book3S HV: Prevent UAF in kvm_spapr_tce_attach_iommu_group()
• 4f43a61 wifi: mac80211: Avoid address calculations via out of bounds array indexing
• 15880f6 ALSA: hda/realtek: Support Lenovo Thinkbook 13x Gen 4
• 856e1a5 ALSA: hda/realtek: Support Lenovo Thinkbook 16P Gen 5
• 2986589 ALSA: hda: cs35l41: Support Lenovo Thinkbook 13x Gen 4
• 9fff894 ALSA: hda: cs35l41: Support Lenovo Thinkbook 16P Gen 5
• 35cee10 wifi: cfg80211: wext: add extra SIOCSIWSCAN data check
• 086cc2e ALSA: hda: cs35l56: Fix lifecycle of codec pointer
• 89c16e7 loop: Disable fallocate() zero and discard if not supported
• acbdf96 vfio/pci: Insert full vma on mmap'd MMIO fault
• 0990e8a nvmet: always initialize cqe.result
• 1b9fd12 nvme: avoid double free special payload
• f8bacaf drm/mediatek: Call drm_atomic_helper_shutdown() at shutdown time
• b53fc56 drm: renesas: shmobile: Call drm_atomic_helper_shutdown() at shutdown time
• 49f50a7 drm: panel-orientation-quirks: Add quirk for Aya Neo KUN
• c805490 drm/exynos: dp: drop driver owner initialization
• 6630278 iomap: Fix iomap_adjust_read_range for plen calculation
• bb1d2d2 parport: amiga: Mark driver struct with __refdata to prevent section mismatch
• 267ffee mei: demote client disconnect warning on suspend to debug
• 56fe23d vfio/pci: Use unmap_mapping_range()
• 66ac6d0 vfio: Create vfio_fs_type with inode per device
• be21ba3 fs/file: fix the check in find_next_fd()
• 621880c cachefiles: make on-demand read killable
• 0845c55 cachefiles: Set object to close if ondemand_id < 0 in copen
• 8aaa6c5 cachefiles: add consistency check for copen/cread
• 8e9267c nfs: don't invalidate dentries on transient errors
• f7bfbc1 nfs: Avoid flushing many pages with NFS_FILE_SYNC
• 18e9ad3 nfs: propagate readlink errors in nfs_symlink_filler
• d130220 NFSv4: Fix memory leak in nfs4_set_security_label
• 19c6ed3 HID: Ignore battery for ELAN touchscreens 2F2C and 4116
• 510dea6 input: Add support for "Do Not Disturb"
• fcc4d38 input: Add event code for accessibility key
• cfc7fa5 kconfig: remove wrong expr_trans_bool()
• 01d59e2 kconfig: gconf: give a proper initial state to the Save button
• f92409a null_blk: fix validation of block size
• e24147c drm/amdgpu/pptable: Fix UBSAN array-index-out-of-bounds
• 0c1c705 arm64: armv8_deprecated: Fix warning in isndep cpuhp starting process
• b571a36 io_uring: fix possible deadlock in io_register_iowq_max_workers()
• 9f9c79d ila: block BH in ila_output()
• 5b6ea5b net: ipv6: rpl_iptunnel: block BH in rpl_output() and rpl_input()
• c16a614 platform/x86/amd/hsmp: Check HSMP support on AMD family of processors
• 6763885 Input: silead - Always support 10 fingers
• 16f81a9 LoongArch: Fix GMAC's phy-mode definitions in dts
• 165da9c nvme-fabrics: use reserved tag for reg read/write command
• e4d57f9 of/irq: Factor out parsing of interrupt-map parent phandle+args from of_irq_parse_raw()
• 378f92a selftests/futex: pass _GNU_SOURCE without a value to the compiler
• 7a4a375 selftests/overlayfs: Fix build error on ppc64
• 73bbcea selftests/openat2: Fix build warnings on ppc64
• 90c1ffd selftests: cachestat: Fix build warnings on ppc64
• 08e4496 wifi: mac80211: fix UBSAN noise in ieee80211_prep_hw_scan()
• 165d337 wifi: iwlwifi: mvm: Fix scan abort handling with HW rfkill
• f8021ea wifi: iwlwifi: mvm: properly set 6 GHz channel direct probe option
• 5a5447f wifi: iwlwifi: mvm: handle BA session teardown in RF-kill
• 2477a5e wifi: iwlwifi: mvm: Handle BIGTK cipher in kek_kck cmd
• 47f8797 wifi: iwlwifi: mvm: remove stale STA link data during restart
• 4b68fd4 wifi: iwlwifi: mvm: d3: fix WoWLAN command version lookup
• 5c563a0 wifi: cfg80211: fix 6 GHz scan request building
• e4f753e wifi: mac80211: handle tasklet frames before stopping
• fd7c3ae wifi: mac80211: apply mcast rate only if interface is up
• b0b2130 wifi: mac80211: mesh: init nonpeer_pm to active by default in mesh sdata
• 72b2c1c ACPI: AC: Properly notify powermanagement core about changes
• 19ebe06 PNP: Hide pnp_bus_type from the non-PNP code
• 5952b05 tools/power/cpupower: Fix Pstate frequency reporting on AMD Family 1Ah CPUs
• 32ca2e9 btrfs: ensure fast fsync waits for ordered extents after a write failure
• 7878059 ACPI: EC: Avoid returning AE_OK on errors in address space handler
• 2d1d84e ACPI: EC: Abort address space access upon error
• 18cd53c efi/libstub: zboot.lds: Discard .discard sections
• ffb304f scsi: qedf: Set qed_slowpath_params to zero before use
• 2be8598 scsi: qedf: Wait for stag work during unload
• 6c284f5 scsi: qedf: Don't process stag work during unload and recovery
• d1297c8 scsi: sr: Fix unintentional arithmetic wraparound
• f8a339c scsi: core: alua: I/O errors for ALUA state transitions
• 3384d3f cifs: fix noisy message on copy_file_range

Homepage
Download Linux 6.9.11-xanmod1 source from GitHub