From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793659811; b=5dLWaIQDpHf6n1fs7rIi8qmoe8CgwC+t1DFJfLiPD9f+DCil7SdWcjTGZ+Rje0rT4E+2 e+3dkYTPaSHiyfDSSNgHtksbkzMpp2eayCPZcfr32HL5+ikZcYXJR+Dnb4xiZg7zVxzQI ElCaQUsgbCfhEqYQ67PF0lWbLqk7q3pA3DXf+QW7m7I4Hp8CspOn6dVfD461BpQWwuGU8 Gd401kb8Tvf64BPNL+oWbhnyt7h29ta9Pyur9cnqkf9LkaeBFfxm00oF9XcdPgS8459D4 7a4jh2UfOPHu0kifssHi9tS/fOwYSeunTGrtaUOxO2bQd1ftbr17vvkoT/fBMfEQFnA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793659811; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=bkrC1vX3Q/F8xQZHFrrdCGxeK4ABajnh5ftoN3v5Ca0=; b=dc2EZx3MsP9aWvRh+Iy4uIBfq9qxepQaZhqkcVJFJoBkp1FhKDzDqCbOlCSlPWHpYSZe Xkm5kKsxh05Zr05QlIW8iRcJ+U/k6ctsKewChcKK/a89OYKz7M8pDZEnT8htQ4VsEuR4p NuoSD5IB9/BWELs6rOVwUeMYowXlkGHmPXYtjaahEIGdS+7BO9ethwnHr3a9rQG/Uh2NR +3eXABseaSP1PZWHbB6VHUvMgS5tyuRElPKHuHW0kKIKdnKspSm4+MuDv0KnOUPqTOLZ0 dv3Bck7xAiLF37YkvsCyBwSvN664X5mOYZebnnIleSOZZpnlyIEMYv5QHi2WMnyth6A== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="aS+a+Z/W"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E5FC1606A330 for ; Mon, 2 Nov 2026 22:50:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=aS+a+Z/W Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2A6F1F00A16; Mon, 2 Nov 2026 22:50:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793659810; bh=bkrC1vX3Q/F8xQZHFrrdCGxeK4ABajnh5ftoN3v5Ca0=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=aS+a+Z/Wq+rIerA/NoCTF1nT2JLj+0bSpoabCa/6pN+odP0aL/7FuL/QwHIRPMqPq vb3SSwUdmrhqEh1WWx/AdXYw0Auni20JUo8gbSdpKGh4jPAma6uYx3EfBqRNvqfJfH KDy8KwNZgjHAooCUmZIP+60YTkjdoK/IEgObdi6d/ohN9SXHI3UncH25zUQZvNOOtf yAdFddODuBOlLYnrx+Qv501puZSZccbt2z7c81awKiFAziQQS2wivTBygBAZKB9i8z /9EPiWi84qHzInPd9siGxoBN+LPEVakS4gru6R4S71SdWCDk1UB49EJMfycjsQqVmu 8xWYaFHPPMd7w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id BA137380821F; Mon, 2 Nov 2026 22:50:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: bpf@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] selftests/bpf: Fix callback recursion test with noipa global func From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179365980929.707305.3741619428978168468.git-patchwork-notify@kernel.org> Date: Mon, 02 Nov 2026 22:50:09 +0000 References: <20261102192727.762933-1-yonghong.song@linux.dev> In-Reply-To: <20261102192727.762933-1-yonghong.song@linux.dev> To: Yonghong Song Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, kernel-team@fb.com Hello: This patch was applied to bpf/bpf.git (master) by Alexei Starovoitov : On Mon, 2 Nov 2026 11:27:27 -0800 you wrote: > With llvm24 after commit 28b4a2032f97 ("[BPF] Mark global functions > noipa"), the test recursion_via_global_func_and_callback fails: > > 13: (85) call bpf_loop#181 4: frame1: R1=scalar() R10=fp0 cb > ; return static_calls_global(i); @ verifier_global_subprogs.c:548 > 4: (85) call pc+1 > ... > ; return global_calls_loop(x); @ verifier_global_subprogs.c:543 > 6: (85) call pc+1 > Func#3 ('global_calls_loop') is global and assumed valid. > 7: frame2: R0=scalar() > 7: (95) exit > ... > ; return static_calls_global(i); @ verifier_global_subprogs.c:548 > 5: (95) exit > At callback return the register R0 has unknown scalar value should have been in [0, 1] > ============= > EXPECTED SUBSTR: 'recursive call from global_calls_loop() to loop_cb_calls_static()' > #669/9 verifier_global_subprogs/recursion_via_global_func_and_callback:FAIL > > [...] Here is the summary with links: - [bpf-next] selftests/bpf: Fix callback recursion test with noipa global func https://git.kernel.org/bpf/bpf/c/fdda033f7fb5 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html