Thread (5 messages) 5 messages, 3 authors, 3d ago

Re: [PATCH net] ppp: annotate data races in ppp_generic

From: patchwork-bot+netdevbpf@kernel.org
Date: 2026-07-23 14:10:58

Hello:

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

On Wed, 22 Jul 2026 10:16:05 +0000 you wrote:
Several fields in struct ppp can be read or updated concurrently
from multiple CPUs without synchronization, causing data races:

1. ppp->mru is read concurrently in ppp_receive_nonmp_frame() while
   being updated via PPPIOCSMRU ioctl. Protect ppp->mru updates in
   PPPIOCSMRU with ppp_recv_lock(ppp).

[...]
Here is the summary with links:
  - [net] ppp: annotate data races in ppp_generic
    https://git.kernel.org/netdev/net/c/543adf072165

You are awesome, thank you!
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