Hello:

This patch was applied to bpf/bpf.git (refs/heads/master):

On Wed, 27 Jan 2021 06:36:53 +0000 you wrote:

On 32-bit architecture, roundup_pow_of_two() can return 0 when the argument
has upper most bit set due to resulting 1UL << 32. Add a check for this
case.

Fixes: d5a3b1f ("bpf: introduce BPF_MAP_TYPE_STACK_TRACE")
Signed-off-by: Bui Quang Minh <redacted>

[...]

Here is the summary with links:
  - bpf: Check for integer overflow when using roundup_pow_of_two()
    https://git.kernel.org/bpf/bpf/c/6183f4d3a0a2

You are awesome, thank you!
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