Thread (7 messages) 7 messages, 3 authors, 10d ago

Re: [PATCH v2 net 0/3] net: udp_tunnel: fix races and use-after-free

From: patchwork-bot+netdevbpf@kernel.org
Date: 2026-06-25 16:21:09

Hello:

This series was applied to netdev/net.git (main)
by Jakub Kicinski [off-list ref]:

On Thu, 25 Jun 2026 06:59:35 +0000 you wrote:
Yue Sun reported a use-after-free and debugobjects warning in
udp_tunnel_nic_device_sync_work() when concurrently creating and
destroying netdevsim and geneve devices.

This series resolves the UAF and the underlying data races that
make the fix vulnerable.

[...]
Here is the summary with links:
  - [v2,net,1/3] net: udp_tunnel: prevent double queueing in udp_tunnel_nic_device_sync
    https://git.kernel.org/netdev/net/c/ecf69d4b4337
  - [v2,net,2/3] net: udp_tunnel: convert state flags to atomic bitops
    (no matching commit)
  - [v2,net,3/3] net: udp_tunnel: use atomic bitops for missed bitmap
    (no matching commit)

You are awesome, thank you!
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