Re: [PATCH bpf v2] bpf,lsm: drop bpf_prog_free from sleepable_lsm_hooks

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@xxxxxxxxxx>:

On Wed,  1 Jul 2026 08:07:51 +0000 you wrote:
> __bpf_prog_put_rcu() is the call_rcu() callback for non-sleepable programs.
> security_bpf_prog_free() called from there fires bpf_prog_free in softirq;
> if a sleepable LSM prog is attached to that hook, might_fault() BUGs:
> 
>   BUG: sleeping function called from invalid context
>   in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5038
>   preempt_count: 101, expected: 0
>   Call Trace:
>    <IRQ>
>    __bpf_prog_enter_sleepable+0x1cd/0x320 kernel/bpf/trampoline.c:1255
>    bpf_trampoline_6442549705+0x53/0xd7
>    security_bpf_prog_free+0xde/0x130 security/security.c:5465
>    __bpf_prog_put_rcu+0xab/0xd0 kernel/bpf/syscall.c:2365
>    rcu_do_batch kernel/rcu/tree.c:2617 [inline]
>    handle_softirqs+0x236/0x800 kernel/softirq.c:622
>    </IRQ>
> 
> [...]

Here is the summary with links:
  - [bpf,v2] bpf,lsm: drop bpf_prog_free from sleepable_lsm_hooks
    https://git.kernel.org/bpf/bpf-next/c/2ce3f548cfc6

You are awesome, thank you!
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