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=1792541408; b=dgbV4aVXUmASN6LKQ5iKq1HYFoAfMyh03ZY+fuZ4Ll+5yJDA/4axwQFEiOtMvBGwaWgg qI938Q8/+kv3myLdTe2PO4xwX1KQ71PPJImHluK0RTQM5+BmSPT+QLpXYeiDtWNIvG/sD 6ewNuBzj261R25NQ1qHyQCg4No7zdKShiFet6LncnXvdwHmiVN7Oj7mKVWZO9cm5JdQJR ECP78WZsW8DgOSaotAuRAxdcqJ/4r20v5OY8FkVXpKU204usyXOVuruWOuCiD4gCIO9P0 jpQxtz5Hys1SeWJwMcHbGXmckfOzWQgXy28KIay1MBfZT/S8i8MDALrusANYMwojADA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792541408; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=JhT305djb4B9NJ5aYACCaD47/9dBV/1zrqONa2BTC9Y=; b=QFaGlVOJ+9weXG1GKJSCL5PZ4FJ9w9Fcb1XLL5N1wF1h1i/E9YNgiq5+PMo7B4v15egk 2cwpSGfoo0z+vVL78TA2pxKDCUfJMN4zVrvY3oG7oJzx6vmBH4N9Jpctj6iUCecRtnpJl S01ESiEvc+C95V6tkFh1R7Ex2OcbbSDqxeAOFEGDk8JFiyGuD9PgZfIyutb6BEfG5ZNDl /xZOxtXzxrjNOVkIB+UGa3qJyF8QxRh1pV+fWhnQ4AYo8BeFH7t7AXZnUNJUfj2Snr6Hc b1k9TWeOKkR9azv9qXiBWfonJo3vrxab5U47AD/8z9NlAIHK08Na2M8pOgN8cVWNZBg== 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=KN1gImqT; 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 DAF2E606A31A for ; Wed, 21 Oct 2026 00:10:07 +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=KN1gImqT Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7FF1F1F000C9; Wed, 21 Oct 2026 00:10:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792541407; bh=JhT305djb4B9NJ5aYACCaD47/9dBV/1zrqONa2BTC9Y=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=KN1gImqTaRe51wgmr0z3DcK66xMrf+K9XgurRnoSxGUiVAwzXLaLmb4KekRePWpTP nBPTFdhjf5ZMhTjHXo5qZCe7U0wmdPfeAlB7UFv0HLErwvgpk9R0f4tYtTfdRG8SL6 1XmKIs2OJTaFhqvYT8l8Dtj7HvrBq7c8q+maORTS+w9ZXV8BffUn89mAHP/ax1iH/4 62ku4HVyDxk4gdsQMO/Lb9mmihBB1LYAdTIp6Eknx84WI0wxlNZueIA1g//9r/T7b6 4zVRrYTCgjRVRdzJfGCjv01txSF/TtAc2rQV8vfCLUeYk8UMX6v7BCf/bSHX3r8NeJ 0wIJAUanTo7Nw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 773AA3809A0C; Wed, 21 Oct 2026 00:10:07 +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 0/3] bpf: Fixes for unwind_goto and unwind_exit From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179254140628.280032.5891719215381607213.git-patchwork-notify@kernel.org> Date: Wed, 21 Oct 2026 00:10:06 +0000 References: <20261020231942.2568163-1-alexei.starovoitov@gmail.com> In-Reply-To: <20261020231942.2568163-1-alexei.starovoitov@gmail.com> To: Alexei Starovoitov Cc: bpf@vger.kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, memxor@gmail.com, yonghong.song@linux.dev Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Tue, 20 Oct 2026 23:19:38 +0000 you wrote: > From: Alexei Starovoitov > > Two fixes for what the bots found in v4 [1] of the series that added > unwind_goto and unwind_exit. > > Patch 1. unwind_exit of an exception callback is exit for the verifier, but > JITs looked up the return address. The callback returns from the frame of > the main prog. After freplace or a tail call that's a return to a prog, and > the callback could end up in a pad that wasn't verified with it. > It came with 'unwind_exit of an async or an exception callback is exit' in > v4. For an async callback that's fine: it has a frame of its own. > > [...] Here is the summary with links: - [bpf-next,1/3] bpf: Make unwind_exit of an exception callback exit in JITs https://git.kernel.org/bpf/bpf-next/c/6ff297f98b0c - [bpf-next,2/3] bpf: Reject unwind_goto and unwind_exit in offloaded progs https://git.kernel.org/bpf/bpf-next/c/9d1fbfc23675 - [bpf-next,3/3] selftests/bpf: Test unwind_exit of an exception callback https://git.kernel.org/bpf/bpf-next/c/ad223de6d346 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html