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适用于 Linux 的 Windows 子系统 内核发行说明

We've added support for WSL 2 distributions, which use a full Linux kernel. This Linux kernel is open source, with its source code available at the WSL2-Linux-Kernel repository. This Linux kernel is delivered to your machine via Microsoft Update, and follows a separate release schedule to the Windows Subsystem for Linux which is delivered as part of the Windows image.

5.15.57.1​

Release Date: Prerelease 2022/08/02

Official GitHub release link

  • Initial release of the WSL2 kernel based on the v5.15 kernel series
  • Release rolling-lts/wsl/5.15.57.1
  • Update to stable kernel version v5.15.57
  • Enable Retbleed mitigations in x86_64 builds
  • Enable nftables and traffic control
  • Enable VGEM driver
  • Fix 9p filesystem regressions since the last v5.10 WSL2 kernel
  • Enable support for the Precision Time Protocol (PTP) clock device
  • Enable the Landlock Linux Security Module (LSM)
  • Enable the Miscellaneous Control Group (CGroup)
  • Disable support for the Ceph Distributed File System

5.10.102.1​

Release Date: Prerelease 2022/05/09

Official Github release link

  • Release rolling-lts/wsl/5.10.102.1
  • Update to upstream stable kernel release 5.10.102
  • Disable unprivileged BPF by default
  • It can be re-enabled by setting the kernel.unprivileged_bpf_disabled sysctl to 0
  • Update Dxgkrnl Version to 2216
  • Fix out of bounds array access for ioctls[]
  • Implement wait for sync VM bus messages as “killable” to allow killing a process waiting for a synchronous call to the host
  • Flush device for termination when process is destroyed to avoid a deadlock when the guest process is killed

5.10.93.2​

Release Date: Prerelease 2022/02/08

Official Github release link

  • Release rolling-lts/wsl/5.10.93.2
  • Update to upstream stable kernel release 5.10.93
  • Enable CH341 and CP210X USB Serial drivers
  • Fix README.md build instructions to include dwarves dependency for pahole
  • Switched Dxgkrnl Version to 2111
  • Removed the limit of existing and total sysmem allocations
  • Properly flush the device for termination during process cleanup
  • Fixed SPDX-License-Identifier for d3dkmthk.h

5.10.81.1​

Release Date: Prerelease 2022/02/01

Official Github release link

  • Release rolling-lts/wsl/5.10.81.1
  • Update to upstream stable kernel release 5.10.81
  • Unify the kernel configurations by enabling missing options on arm64
  • Enable non-arch specific ACPI options
  • Enable options related to device-mapper RAID
  • Enable Btrfs
  • Enable LZO and ZSTD compression

5.10.74.3​

Release Date: Prerelease 2021/11/10

Official Github release link

  • Release rolling-lts/wsl/5.10.74.3
  • Update to upstream stable kernel release 5.10.74
  • Enable BPF Type Format (CONFIG_DEBUG_INFO_BTF) for use by eBPF tools (microsoft/WSL#7437)
  • Updated Dxgkrnl version to 2110
  • Enable the Buffer Sharing and Sync File Frameworks (CONFIG_DMA_SHARED_BUFFER, CONFIG_SYNC_FILE) for Dxgkrnl usage
  • Fix Dxgkrnl build failure with GCC versions older than 8.1 (microsoft/WSL#7558)

5.10.60.1​

Release Date: 2021/11/02 ( Prerelease 2021/10/05 )

Official Github release link

  • Release rolling-lts/wsl/5.10.60.1
  • Update to upstream stable kernel release 5.10.60
  • Enable virtio-pmem with support for PCI BAR-relative addresses
  • Enable vPCI support under Hyper-V for arm64
  • Enable io_uring support
  • Enable USB over IP support
  • Enable paravirtualized spinlock support for x86_64
  • Refresh dxgkrnl driver to pick up bug fixes and code cleanups
  • Enable NFS client support for NFSv4.1
  • Enable USB kernel configuration options for interacting with an Arduino over USB
  • Provide a WSL2-specific README.md

5.10.43.3​

Release Date: Prerelease 2021/07/12

Official Github release link

  • Version rolling-lts/wsl/5.10.43.3
  • Update to upstream stable kernel release 5.10.43
  • Improved dxgkrnl driver
  • New revision of arm64 Linux on Hyper-V series (v9)
  • Always use the Hyper-V hypercall interface on arm64 guests to support running on all versions of Windows

5.10.16.3​

Release Date: 2021/07/20 ( Prerelease 2021/04/16 )

Official Github release link

  • Fixes GH 5324
  • Adds support for LUKS encrypted disks using wsl --mount

5.4.91​

Release Date: Prerelease 2021/02/22

Official Github release link

5.4.72​

Release Date: 2021/01/21

Official Github release link

  • Fix config for 5.4.72

5.4.51-microsoft-standard​

Release Date: Prerelease - 2020/10/22

Official Github release link.

  • Stable release of 5.4.51

4.19.128-microsoft-standard​

Release Date: 2020/09/15

Official Github release link.

  • This is a stable release of 4.19.128
  • Fix dxgkrnl driver IOCTL memory corruption

4.19.121-microsoft-standard​

Release Date: Prerelease

Official Github release link.

  • Drivers: hv: vmbus: hook up dxgkrnl
  • Added support for GPU Compute

4.19.104-microsoft-standard​

Release Date: 2020/06/09

Official Github release link.

  • Update WSL config for 4.19.104

4.19.84-microsoft-standard​

Release Date: 2019/12/11

Official Github release link.

  • This is the 4.19.84 stable release