A new XanMod Linux Kernel based on Linux Kernel 6.9.10 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 6.9.10-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

• 977a236 Linux 6.9.10-xanmod1
• 04d919b XANMOD: sched/core: Increase number of tasks to iterate in a single balance run
• 10c4392 Merge tag 'v6.9.10' into 6.9
• 73c962e Linux 6.9.10
• 12ed43e kbuild: rpm-pkg: avoid the warnings with dtb's listed twice
• d31bcf4 kbuild: Make ld-version.sh more robust against version string changes
• 08518d4 x86/bhi: Avoid warning in #DB handler due to BHI mitigation
• 7a54d31 sched/deadline: Fix task_struct reference leak
• 0537283 i2c: testunit: avoid re-issued work after read message
• b7d58b5 i2c: rcar: ensure Gen3+ reset does not disturb local targets
• 0463549 i2c: mark HostNotify target address as used
• 82baab3 i2c: rcar: clear NO_RXDMA flag after resetting
• aa13e3d i2c: rcar: bring hardware to known state when probing
• 7fe6e31 ext4: avoid ptr null pointer dereference
• d4b6646 Revert "dt-bindings: cache: qcom,llcc: correct QDU1000 reg entries"
• f2bd318 mm/damon/core: merge regions aggressively when max_nr_regions is unmet
• cd25208 mm/shmem: disable PMD-sized page cache if needed
• 27b272b mm/readahead: limit page cache size in page_cache_ra_order()
• c69fd8a misc: fastrpc: Restrict untrusted app to attach to privileged PD
• 7fe026a misc: fastrpc: Fix ownership reassignment of remote heap
• dbf4c31 misc: fastrpc: Fix memory leak in audio daemon attach operation
• 720d8d4 misc: fastrpc: Copy the complete capability structure to user
• b64c324 misc: fastrpc: Avoid updating PD type for capability request
• 93be54c misc: fastrpc: Fix DSP capabilities request
• 72f6c45 wireguard: send: annotate intentional data race in checking empty queue
• 0519a40 wireguard: queueing: annotate intentional data race in cpu round robin
• 2fb34bf wireguard: allowedips: avoid unaligned 64-bit memory accesses
• 63eeefc wireguard: selftests: use acpi=off instead of -no-acpi for recent QEMU
• 2a35046 cpufreq: Allow drivers to advertise boost enabled
• 1ed229e cpufreq: ACPI: Mark boost policy as enabled when setting boost
• 2eac3e8 ACPI: processor_idle: Fix invalid comparison with insertion sort for latency
• 33d38c5 libceph: fix race between delayed_work() and ceph_monc_stop()
• c59609a pmdomain: qcom: rpmhpd: Skip retention level for Power Domains
• c561c4e mmc: davinci_mmc: Prevent transmitted data size from exceeding sgm's length
• bf78b1a mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE
• 8111f90 Fix userfaultfd_api to return EINVAL as expected
• 15ddb47 mei: vsc: Utilize the appropriate byte order swap function
• 020f22f mei: vsc: Prevent timeout error with added delay post-firmware download
• 8b0b7c9 mei: vsc: Enhance IVSC chipset stability during warm reboot
• 3ed1293 ALSA: hda/realtek: Limit mic boost on VAIO PRO PX
• f82e0ce ALSA: hda/realtek: Enable Mute LED on HP 250 G7
• 23e535a ALSA: hda/realtek: add quirk for Clevo V5[46]0TU
• e6cf5d6 serial: imx: ensure RTS signal is not left active after shutdown
• 0e0e15a tty: serial: ma35d1: Add a NULL check for of_node
• 0d71da4 platform/x86: toshiba_acpi: Fix array out-of-bounds access
• aa066af nvmem: core: limit cell sysfs permissions to main attribute ones
• da45224 nvmem: core: only change name to fram for current attribute
• 9f64195 nvmem: meson-efuse: Fix return value of nvmem callbacks
• e7b703d nvmem: rmem: Fix return value of rmem_read()
• 14e1019 arm64: dts: qcom: x1e80100-crd: fix DAI used for headset recording
• 447744c arm64: dts: qcom: x1e80100-crd: fix WCD audio codec TX port mapping
• 16b4daf arm64: dts: qcom: sc8280xp-x13s: fix touchscreen power on
• c327864 arm64: dts: qcom: sa8775p: Correct IRQ number of EL2 non-secure physical timer
• 8b8e22b iio: trigger: Fix condition for own trigger
• 198498b ksmbd: discard write access to the directory open
• 333c553 mm/filemap: make MAX_PAGECACHE_ORDER acceptable to xarray
• 1ef650d mm/filemap: skip to create PMD-sized page cache if needed
• 6a6c2ae filemap: replace pte_offset_map() with pte_offset_map_nolock()
• fc7facc mm: fix crashes from deferred split racing folio migration
• 47f9b6e mm: vmalloc: check if a hash-index is in cpu_possible_mask
• 1d1ba14 cachestat: do not flush stats in recency check
• 298cd81 nilfs2: fix kernel bug on rename operation of broken directory
• f80bd8b s390/mm: Add NULL pointer check to crst_table_free() base_crst_free()
• ef16ae2 xhci: always resume roothubs if xHC was reset during resume
• 58fc4f1 hpet: Support 32-bit userspace
• 1c32dcc misc: microchip: pci1xxxx: Fix return value of nvmem callbacks
• 37514a5 USB: core: Fix duplicate endpoint bug by clearing reserved bits in the descriptor
• eecfefa usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()
• fc766fe usb: core: add missing of_node_put() in usb_of_has_devices_or_graph
• 375769d usb: dwc3: pci: add support for the Intel Panther Lake
• b93fce4 USB: Add USB_QUIRK_NO_SET_INTF quirk for START BP-850k
• 553e67d USB: serial: mos7840: fix crash on resume
• 4d7eecb USB: serial: option: add Rolling RW350-GL variants
• 09dac54 USB: serial: option: add Netprisma LCUK54 series modules
• b61d330 USB: serial: option: add support for Foxconn T99W651
• 5d762db USB: serial: option: add Fibocom FM350-GL
• 8124042 USB: serial: option: add Telit FN912 rmnet compositions
• cdeb5df USB: serial: option: add Telit generic core-dump composition
• 9e187cd net: ks8851: Fix potential TX stall after interface reopen
• 10fec0c net: ks8851: Fix deadlock with the SPI chip variant
• 0fa6dcb Revert "sched/fair: Make sure to try to detach at least one movable task"
• d45d8a0 cifs: fix setting SecurityFlags to true
• b29afad octeontx2-af: fix issue with IPv4 match for RSS
• a85e7ad octeontx2-af: fix issue with IPv6 ext match for RSS
• 0d965e4 octeontx2-af: fix detection of IP layer
• 27910b0 octeontx2-af: fix a issue with cpt_lf_alloc mailbox
• cf3d624 octeontx2-af: replace cpt slot with lf id on reg write
• ae9ea22 i40e: fix: remove needless retries of NVM update
• f45d1d3 net: ethtool: Fix RSS setting
• b17a051 ARM: davinci: Convert comma to semicolon
• 53a9f8c firmware: cs_dsp: Use strnlen() on name fields in V1 wmfw files
• 993af0f ASoC: SOF: Intel: hda: fix null deref on system suspend entry
• 014239b firmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers
• 71d9e31 firmware: cs_dsp: Validate payload length before processing block
• 6eabd23 firmware: cs_dsp: Return error if block header overflows file
• 49a79f3 firmware: cs_dsp: Fix overflow checking of wmfw header
• b808566 arm64: dts: qcom: qdu1000: Fix LLCC reg property
• ffa61c7 arm64: dts: qcom: sm6115: add iommu for sdhc_1
• 7ee4f37 arm64: dts: qcom: x1e80100: Fix PCIe 6a reg offsets and add MHI
• 74f7036 arm64: dts: allwinner: Fix PMIC interrupt number
• 1f10c1b arm64: dts: qcom: x1e80100-*: Allocate some CMA buffers
• bb97222 arm64: dts: qcom: sc8180x: Fix LLCC reg property again
• f388cfd net, sunrpc: Remap EPERM in case of connection failure in xs_tcp_setup_socket
• ef472cc net/sched: Fix UAF when resolving a clash
• 20ceae1 udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().
• 9df785a netfilter: nf_tables: prefer nft_chain_validate
• 86858da netfilter: nfnetlink_queue: drop bogus WARN_ON
• 7f12545 ethtool: netlink: do not return SQI value if link is down
• d683e7f ppp: reject claimed-as-LCP but actually malformed packets
• 2740ed3 net: ethernet: mtk-star-emac: set mac_managed_pm when probing
• 66cb64a tcp: avoid too many retransmit packets
• 7aa5a19 bpf: Defer work in bpf_timer_cancel_and_free
• 3e4e817 bpf: Fail bpf_timer_cancel when callback is being cancelled
• 107d34c bpf: replace bpf_timer_init with a generic helper
• c8ae85e bpf: make timer data struct more generic
• 1ca3bfe bpf: fix order of args in call to bpf_map_kvcalloc
• fbd4f53 minixfs: Fix minixfs_rename with HIGHMEM
• 84aaaa7 net: ethernet: lantiq_etop: fix double free in detach
• 0075b8c i40e: Fix XDP program unloading while removing the driver
• 3730fee net: fix rc7's __skb_datagram_iter()
• 5f323d5 spi: add defer_optimize_message controller flag
• 8b9af6d spi: don't unoptimize message in spi_async()
• 02085de octeontx2-af: Fix incorrect value output on error path in rvu_check_rsrc_availability()
• f8bd689 skmsg: Skip zero length skb in sk_msg_recvmsg
• 86b7525 net: phy: microchip: lan87xx: reinit PHY after cable test
• f61ecf1 bpf: Fix too early release of tcx_entry
• 934e7d8 tcp: fix incorrect undo caused by DSACK of TLP retransmit
• 0716681 net: bcmasp: Fix error code in probe()
• a727732 vfs: don't mod negative dentry count when on shrinker list
• d538590 fs/dcache: Re-use value stored to dentry->d_flags instead of re-reading
• 116599f filelock: fix potential use-after-free in posix_lock_inode
• 41bd6af dsa: lan9303: Fix mapping between DSA port number and PHY address
• 8eadcab cachefiles: add missing lock protection when polling
• 9d3bf4e cachefiles: cyclic allocation of msg_id to avoid reuse
• b26525b cachefiles: wait for ondemand_object_worker to finish when dropping object
• 04e6df3 cachefiles: cancel all requests for the object that is being dropped
• e05be62 cachefiles: stop sending new request when dropping object
• d8c1e34 cachefiles: propagate errors from vfs_getxattr() to avoid infinite loop
• 75e13bb spi: axi-spi-engine: fix sleep calculation
• f44136b vfio/pci: Init the count variable in collecting hot-reset devices
• b5a6ac8 scsi: ufs: core: Fix ufshcd_abort_one racing issue
• 11d8123 scsi: ufs: core: Fix ufshcd_clear_cmd racing issue
• adccdf7 mm: prevent derefencing NULL ptr in pfn_section_valid()

Homepage
Download Linux 6.9.10-xanmod1 source from GitHub