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From: John Fastabend <john.fastabend@gmail.com>
To: bpf@vger.kernel.org, netdev@vger.kernel.org
Cc: yangyingliang@huawei.com, jakub@cloudflare.com,
	martin.lau@kernel.org, john.fastabend@gmail.com
Subject: [PATCH bpf 0/2] sockmap fix for KASAN_VMALLOC and af_unix
Date: Mon, 16 Oct 2023 12:08:17 -0700	[thread overview]
Message-ID: <20231016190819.81307-1-john.fastabend@gmail.com> (raw)

The af_unix tests in sockmap_listen causes a splat from KASAN_VMALLOC.
Fix it here and include an extra test to catch case where both pairs
of the af_unix socket are included in a BPF sockmap.

John Fastabend (2):
  bpf: sockmap, af_unix sockets need to hold ref for pair sock
  bpf: sockmap, add af_unix test with both sockets in map

 include/linux/skmsg.h                         |  1 +
 include/net/af_unix.h                         |  1 +
 net/core/skmsg.c                              |  2 +
 net/unix/af_unix.c                            |  2 -
 net/unix/unix_bpf.c                           | 10 +++++
 .../selftests/bpf/prog_tests/sockmap_listen.c | 39 ++++++++++++++++---
 .../selftests/bpf/progs/test_sockmap_listen.c |  7 ++++
 7 files changed, 54 insertions(+), 8 deletions(-)

-- 
2.33.0


             reply	other threads:[~2023-10-16 19:08 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-16 19:08 John Fastabend [this message]
2023-10-16 19:08 ` [PATCH bpf 1/2] bpf: sockmap, af_unix sockets need to hold ref for pair sock John Fastabend
2023-10-18 10:40   ` Jakub Sitnicki
2023-10-24 21:39     ` John Fastabend
2023-10-27 13:32       ` Jakub Sitnicki
2023-10-27 17:38         ` Kuniyuki Iwashima
2023-10-28  7:33           ` Jakub Sitnicki
2023-11-04  3:38             ` John Fastabend
2023-11-06 10:15               ` Jakub Sitnicki
2023-11-06 12:35   ` Jakub Sitnicki
2023-11-20 21:13     ` Martin KaFai Lau
2023-11-21 20:40       ` John Fastabend
2023-11-22 19:26         ` John Fastabend
2023-10-16 19:08 ` [PATCH bpf 2/2] bpf: sockmap, add af_unix test with both sockets in map John Fastabend
2023-11-06 12:44   ` Jakub Sitnicki
2023-11-06 14:42     ` Jakub Sitnicki

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