netdev - pull-request: bpf 2024-07-09

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Message-Id: <20240709091452.27840-1-daniel@iogearbox.net>
Date: Tue,  9 Jul 2024 11:14:52 +0200
From: Daniel Borkmann <daniel@...earbox.net>
To: davem@...emloft.net
Cc: kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	daniel@...earbox.net,
	ast@...nel.org,
	andrii@...nel.org,
	martin.lau@...ux.dev,
	netdev@...r.kernel.org,
	bpf@...r.kernel.org
Subject: pull-request: bpf 2024-07-09

Hi David, hi Jakub, hi Paolo, hi Eric,

The following pull-request contains BPF updates for your *net* tree.

We've added 3 non-merge commits during the last 1 day(s) which contain
a total of 5 files changed, 81 insertions(+), 11 deletions(-).

The main changes are:

1) Fix a use-after-free in a corner case where tcx_entry got released too
   early. Also add BPF test coverage along with the fix, from Daniel Borkmann.

2) Fix a kernel panic on Loongarch in sk_msg_recvmsg() which got triggered
   by running BPF sockmap selftests, from Geliang Tang.

Please consider pulling these changes from:

  git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git tags/for-netdev

Thanks a lot!

Also thanks to reporters, reviewers and testers of commits in this pull-request:

John Fastabend, Pedro Pinto

----------------------------------------------------------------

The following changes since commit 83c36e7cfd74e41a5c145640dba581b38f12aa15:

  docs: networking: devlink: capitalise length value (2024-07-08 13:39:07 +0100)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git tags/for-netdev

for you to fetch changes up to f0c18025693707ec344a70b6887f7450bf4c826b:

  skmsg: Skip zero length skb in sk_msg_recvmsg (2024-07-09 10:24:50 +0200)

----------------------------------------------------------------
bpf-for-netdev

----------------------------------------------------------------
Daniel Borkmann (2):
      bpf: Fix too early release of tcx_entry
      selftests/bpf: Extend tcx tests to cover late tcx_entry release

Geliang Tang (1):
      skmsg: Skip zero length skb in sk_msg_recvmsg

 include/net/tcx.h                                 | 13 +++--
 net/core/skmsg.c                                  |  3 +-
 net/sched/sch_ingress.c                           | 12 ++---
 tools/testing/selftests/bpf/config                |  3 ++
 tools/testing/selftests/bpf/prog_tests/tc_links.c | 61 +++++++++++++++++++++++
 5 files changed, 81 insertions(+), 11 deletions(-)