linux-kernel - [PATCH net v4 0/5] Lock RCU before calling ip6mr_get

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Message-ID: <20241011074811.2308043-3-stefan.wiehler@nokia.com>
Date: Fri, 11 Oct 2024 09:23:22 +0200
From: Stefan Wiehler <stefan.wiehler@...ia.com>
To: "David S . Miller" <davem@...emloft.net>,
	David Ahern <dsahern@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Stefan Wiehler <stefan.wiehler@...ia.com>
Subject: [PATCH net v4 0/5] Lock RCU before calling ip6mr_get_table()

Lock RCU before calling ip6mr_get_table() in several ip6mr functions.

v4:
  - mention in commit message that ip6mr_vif_seq_stop() would be called
    in case ip6mr_vif_seq_start() returns an error
  - fix unitialised use of mrt variable
  - revert commit b6dd5acde3f1 ("ipv6: Fix suspicious RCU usage warning
    in ip6mr")
v3: https://patchwork.kernel.org/project/netdevbpf/patch/20241010090741.1980100-2-stefan.wiehler@nokia.com/
  - split into separate patches
v2: https://patchwork.kernel.org/project/netdevbpf/patch/20241001100119.230711-2-stefan.wiehler@nokia.com/
  - rebase on top of net tree
  - add Fixes tag
  - refactor out paths
v1: https://patchwork.kernel.org/project/netdevbpf/patch/20240605195355.363936-1-oss@malat.biz/

Stefan Wiehler (5):
  ip6mr: Lock RCU before ip6mr_get_table() call in ip6mr_vif_seq_start()
  ip6mr: Lock RCU before ip6mr_get_table() call in ip6mr_ioctl()
  ip6mr: Lock RCU before ip6mr_get_table() call in ip6mr_compat_ioctl()
  ip6mr: Lock RCU before ip6mr_get_table() call in ip6mr_get_route()
  Revert "ipv6: Fix suspicious RCU usage warning in ip6mr"

 net/ipv6/ip6mr.c | 105 +++++++++++++++++++++++++++++------------------
 1 file changed, 66 insertions(+), 39 deletions(-)

-- 
2.42.0