Linus Torvalds adf50c47a4 Merge tag 'net-7.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni:
 "Including fixes from bluetooth.

  Previous releases - regressions:

    - page_pool: keep frag_offset aligned for odd-sized requests

    - sched: fix u32 duplicate handle when node ID pool is exhausted

    - udp: create exceptions before socket matching

    - igmp: convert struct ip_sf_list to RCU

    - ip6_gre: check tunnel info before xmit in ip6gre_tunnel_xmit

    - rds: acquire the fastpath locks in rds_conn_shutdown()

    - tipc:
        - protect node reset trace dump with node lock
        - fix NULL deref in tipc_named_node_up() on empty publication
          list

    - bluetooth:
        - L2CAP: fix out-of-bounds write in l2cap_ecred_connect
        - hci_core: fix race condition during device registration

    - eth:
        - mlx5e: prevent stale XSK buffer release on refill retries
        - bridge: don't truncate the port group walk on teardown

  Previous releases - always broken:

    - gro: fix nesting of TCP GSO SKBs in skb_gro_receive_list()

    - sched: fix skb sizing and action leak on reoffload delete

    - tcp: fix use-after-free in do_tcp_getsockopt()

    - af_packet: don't cast tpacket_hdr.tp_len to int in
      tpacket_parse_header()

    - sctp: fix soft lockup from unpadded ASCONF-ACK parameter iteration

    - iptunnel: fix stale transport header during tunnel decapsulation

    - eth:
        - vxlan: fix use-after-free in vxlan_mdb_remote_src_del()
        - bonding: fix uninitialized transport header access in
          alb_determine_nd()"

* tag 'net-7.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits)
  net: gro: Fix nesting of TCP GSO SKBs in skb_gro_receive_list()
  net: stmmac: reconfigure RX packet parser table in stmmac_hw_setup() after reset
  net: airoha: enable RX_DONE interrupt for RX queue 31
  net/rds: don't let rds_conn_shutdown() consume a concurrent drop
  net/rds: acquire the fastpath locks in rds_conn_shutdown()
  net/rds: acquire RDS_IN_XMIT in rds_tcp_reset_callbacks()
  net/rds: tcp: don't force RDS_CONN_RESETTING over a concurrent shutdown
  net/rds: clear cp_flags bits individually in rds_conn_path_reset()
  net/rds: use clear_bit_unlock() in release_refill()
  net/rds: use wq_has_sleeper() in release_in_xmit()
  net: usb: qmi_wwan: add Compal EXM-G1x support
  net: macb: exclude software FCS from TX byte statistics
  net: Remove conflicting altnames for dying netns in __dev_change_net_namespace().
  net: bridge: mcast: don't truncate the port group walk on teardown
  bonding: do not clear curr_active_slave prematurely when releasing all slaves
  net: qrtr: Send HELLO message on endpoint register
  octeontx2-af: Fix limiting SRIOV VF count logic
  bonding: alb: fix uninitialized transport header access in alb_determine_nd()
  s390/ctcm: Prevent XID null dereference
  net: psp: do not inherit the Rx association on clone
  ...
2026-09-03 10:18:12 -07:00
2026-01-26 19:07:09 -08:00
2022-09-28 09:02:20 +02:00
2025-02-19 14:53:27 -07:00
2026-08-30 13:34:40 -07:00
2026-07-15 10:51:29 -06:00

Linux kernel
============

The Linux kernel is the core of any Linux operating system. It manages hardware,
system resources, and provides the fundamental services for all other software.

Quick Start
-----------

* Report a bug: See Documentation/admin-guide/reporting-issues.rst
* Get the latest kernel: https://kernel.org
* Build the kernel: See Documentation/admin-guide/quickly-build-trimmed-linux.rst
* Join the community: https://lore.kernel.org/

Essential Documentation
-----------------------

All users should be familiar with:

* Building requirements: Documentation/process/changes.rst
* Code of Conduct: Documentation/process/code-of-conduct.rst
* License: See COPYING

Documentation can be built with make htmldocs or viewed online at:
https://www.kernel.org/doc/html/latest/


Who Are You?
============

Find your role below:

* New Kernel Developer: Getting started with kernel development
* Academic Researcher: Studying kernel internals and architecture
* Security Expert: Hardening and vulnerability analysis
* Backport/Maintenance Engineer: Maintaining stable kernels
* System Administrator: Configuring and troubleshooting
* Maintainer: Leading subsystems and reviewing patches
* Hardware Vendor: Writing drivers for new hardware
* Distribution Maintainer: Packaging kernels for distros
* AI Coding Assistant: LLMs and AI-powered development tools


For Specific Users
==================

New Kernel Developer
--------------------

Welcome! Start your kernel development journey here:

* Getting Started: Documentation/process/development-process.rst
* Your First Patch: Documentation/process/submitting-patches.rst
* Coding Style: Documentation/process/coding-style.rst
* Build System: Documentation/kbuild/index.rst
* Development Tools: Documentation/dev-tools/index.rst
* Kernel Hacking Guide: Documentation/kernel-hacking/hacking.rst
* Core APIs: Documentation/core-api/index.rst

Academic Researcher
-------------------

Explore the kernel's architecture and internals:

* Researcher Guidelines: Documentation/process/researcher-guidelines.rst
* Memory Management: Documentation/mm/index.rst
* Scheduler: Documentation/scheduler/index.rst
* Networking Stack: Documentation/networking/index.rst
* Filesystems: Documentation/filesystems/index.rst
* RCU (Read-Copy Update): Documentation/RCU/index.rst
* Locking Primitives: Documentation/locking/index.rst
* Power Management: Documentation/power/index.rst

Security Expert
---------------

Security documentation and hardening guides:

* Security Documentation: Documentation/security/index.rst
* LSM Development: Documentation/security/lsm-development.rst
* Self Protection: Documentation/security/self-protection.rst
* Reporting Vulnerabilities: Documentation/process/security-bugs.rst
* CVE Procedures: Documentation/process/cve.rst
* Embargoed Hardware Issues: Documentation/process/embargoed-hardware-issues.rst
* Security Features: Documentation/userspace-api/seccomp_filter.rst

Backport/Maintenance Engineer
-----------------------------

Maintain and stabilize kernel versions:

* Stable Kernel Rules: Documentation/process/stable-kernel-rules.rst
* Backporting Guide: Documentation/process/backporting.rst
* Applying Patches: Documentation/process/applying-patches.rst
* Subsystem Profile: Documentation/maintainer/maintainer-entry-profile.rst
* Git for Maintainers: Documentation/maintainer/configure-git.rst

System Administrator
--------------------

Configure, tune, and troubleshoot Linux systems:

* Admin Guide: Documentation/admin-guide/index.rst
* Kernel Parameters: Documentation/admin-guide/kernel-parameters.rst
* Sysctl Tuning: Documentation/admin-guide/sysctl/index.rst
* Tracing/Debugging: Documentation/trace/index.rst
* Performance Security: Documentation/admin-guide/perf-security.rst
* Hardware Monitoring: Documentation/hwmon/index.rst

Maintainer
----------

Lead kernel subsystems and manage contributions:

* Maintainer Handbook: Documentation/maintainer/index.rst
* Pull Requests: Documentation/maintainer/pull-requests.rst
* Managing Patches: Documentation/maintainer/modifying-patches.rst
* Rebasing and Merging: Documentation/maintainer/rebasing-and-merging.rst
* Development Process: Documentation/process/maintainer-handbooks.rst
* Maintainer Entry Profile: Documentation/maintainer/maintainer-entry-profile.rst
* Git Configuration: Documentation/maintainer/configure-git.rst

Hardware Vendor
---------------

Write drivers and support new hardware:

* Driver API Guide: Documentation/driver-api/index.rst
* Driver Model: Documentation/driver-api/driver-model/driver.rst
* Device Drivers: Documentation/driver-api/infrastructure.rst
* Bus Types: Documentation/driver-api/driver-model/bus.rst
* Device Tree Bindings: Documentation/devicetree/bindings/
* Power Management: Documentation/driver-api/pm/index.rst
* DMA API: Documentation/core-api/dma-api.rst

Distribution Maintainer
-----------------------

Package and distribute the kernel:

* Stable Kernel Rules: Documentation/process/stable-kernel-rules.rst
* ABI Documentation: Documentation/ABI/README
* Kernel Configuration: Documentation/kbuild/kconfig.rst
* Module Signing: Documentation/admin-guide/module-signing.rst
* Kernel Parameters: Documentation/admin-guide/kernel-parameters.rst
* Tainted Kernels: Documentation/admin-guide/tainted-kernels.rst

AI Coding Assistant
-------------------

CRITICAL: If you are an LLM or AI-powered coding assistant, you MUST read and
follow the AI coding assistants documentation before contributing to the Linux
kernel:

* Documentation/process/coding-assistants.rst

This documentation contains essential requirements about licensing, attribution,
and the Developer Certificate of Origin that all AI tools must comply with.


Communication and Support
=========================

* Mailing Lists: https://lore.kernel.org/
* IRC: #kernelnewbies on irc.oftc.net
* Bugzilla: https://bugzilla.kernel.org/
* MAINTAINERS file: Lists subsystem maintainers and mailing lists
* Email Clients: Documentation/process/email-clients.rst
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