From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B04FA39CCE5; Fri, 21 Aug 2026 22:40:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787352043; cv=none; b=uOQhjaaMNGYYPH9XSuw4pBP91gotayBUwTkLhp524b2FvqoO+pC/u6p+NpNOoH8NmDeuXc/2DlGJXm9h21rdcTBgF9i9G0lW+TtjZN3XpMgpg5G6gEKK1McvKVCP34S1iwWA+f5in7aTl8Tc5VwVoORZCm4+/4BuViQ0utQgE74= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787352043; c=relaxed/simple; bh=CT/Gjo2eneEjO2Ue0I4TGs9z+iX8TPRLUGz0u+8Gko4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=IVEYYFBSLNnHUr+LeCjDw+CYTGfE64CGesc8KD3pU4Gr6Ce7AbDpaLLtO722ZJcsYQMYj7iXaFgF02tszq/R8Qsqen5eGCB46k05oituOfrBRe3QcWc636UQ3e9rkLNYAQoqY5nusSmmBPDjAXHVEoGCIIQmUzuQEF+jLUI/FkQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=jeVeeEY+; arc=none smtp.client-ip=185.246.85.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="jeVeeEY+" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 3E6474E4131F; Fri, 21 Aug 2026 22:40:40 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 0F010604AA; Fri, 21 Aug 2026 22:40:40 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 2D69611C77708; Sat, 22 Aug 2026 00:40:32 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1787352034; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=0kQP0GmtHe4QERJ/pQao5qjnFU1LNd7sa5g7wyCFZaQ=; b=jeVeeEY+DzYJqpEwEq4PERn7Pw9RIJXJVToLHzBGZ5KLmHRVIIJLmV76/uXKOT3j/pM+ro 6l5OrSp4HrQ0WVukMmHzxy1VjNxd+6toNPZV+Qiyy8R9xlq7U4veM/dwr/R12MmDOVPoQW BupGr2WLxsdKlrkxrZDNPKbgKMcTg4nPnZ7vckGMFwSfqPVkdujTCc11IdeJssWr1QLkXH 3RgjxPv6vl8wU3o4Nxpp/l4lJKO6QHGBnDs4dP41+Ift+jkqnOowAU1O5KytYSrOEeZf28 QEcGQTMkeOkAhkNoZnyQQaI41mABponOz2yt5EvCBZDa4RoLVsO8JGJwGWO1yQ== From: =?utf-8?q?Alexis_Lothor=C3=A9_=28eBPF_Foundation=29?= Date: Sat, 22 Aug 2026 00:39:47 +0200 Subject: [PATCH bpf-next v7 5/9] bpf, x86: enable KASAN for JITed programs on x86 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260822-kasan-v7-5-99afee6ef7fd@bootlin.com> References: <20260822-kasan-v7-0-99afee6ef7fd@bootlin.com> In-Reply-To: <20260822-kasan-v7-0-99afee6ef7fd@bootlin.com> To: Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Kumar Kartikeya Dwivedi , Song Liu , Yonghong Song , Jiri Olsa , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Shuah Khan , Ingo Molnar , Andrey Konovalov , Emil Tsalapatis , Ihor Solodrai , Yafang Shao Cc: ebpf@linuxfoundation.org, Bastien Curutchet , Thomas Petazzoni , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, =?utf-8?q?Alexis_Lothor=C3=A9_=28eBPF_Foundation=29?= X-Mailer: b4 0.15.2 X-Last-TLS-Session-Version: TLSv1.3 Mark x86 as supporting KASAN checks in JITed programs so that the corresponding JIT compiler inserts checks on the translated instructions. Acked-by: Ihor Solodrai Signed-off-by: Alexis Lothoré (eBPF Foundation) --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 48ccc3e6059d..745890d91e99 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -234,6 +234,7 @@ config X86 select HAVE_SAMPLE_FTRACE_DIRECT if X86_64 select HAVE_SAMPLE_FTRACE_DIRECT_MULTI if X86_64 select HAVE_EBPF_JIT + select HAVE_EBPF_JIT_KASAN if X86_64 select HAVE_EFFICIENT_UNALIGNED_ACCESS select HAVE_EISA if X86_32 select HAVE_EXIT_THREAD -- 2.55.0