Thread (2 messages) 2 messages, 2 authors, 2025-12-29

Re: [PATCH net] gve: defer interrupt enabling until NAPI registration

From: patchwork-bot+netdevbpf@kernel.org
Date: 2025-12-29 18:13:23
Also in: lkml, stable

Hello:

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

On Fri, 19 Dec 2025 10:29:45 +0000 you wrote:
From: Ankit Garg <redacted>

Currently, interrupts are automatically enabled immediately upon
request. This allows interrupt to fire before the associated NAPI
context is fully initialized and cause failures like below:

[    0.946369] Call Trace:
[    0.946369]  <IRQ>
[    0.946369]  __napi_poll+0x2a/0x1e0
[    0.946369]  net_rx_action+0x2f9/0x3f0
[    0.946369]  handle_softirqs+0xd6/0x2c0
[    0.946369]  ? handle_edge_irq+0xc1/0x1b0
[    0.946369]  __irq_exit_rcu+0xc3/0xe0
[    0.946369]  common_interrupt+0x81/0xa0
[    0.946369]  </IRQ>
[    0.946369]  <TASK>
[    0.946369]  asm_common_interrupt+0x22/0x40
[    0.946369] RIP: 0010:pv_native_safe_halt+0xb/0x10

[...]
Here is the summary with links:
  - [net] gve: defer interrupt enabling until NAPI registration
    https://git.kernel.org/netdev/net/c/3d970eda0034

You are awesome, thank you!
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