From patchwork Fri Mar 1 19:40:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= X-Patchwork-Id: 13579045 Received: from smtp-42af.mail.infomaniak.ch (smtp-42af.mail.infomaniak.ch [84.16.66.175]) (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 2D6AA3B298 for ; Fri, 1 Mar 2024 19:40:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=84.16.66.175 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709322056; cv=none; b=Pu5eu5GgXfdjFqMF9pVyIGV/N/He+D5JT78XN1Z80SN2cy1OHf47ikaioFEDJJNit9+1wd9L4My7rx6OrcRx6N6MxXlyF7nEpIyn/B89LXoqG+jMuXjbuoOFjiE8OPTSSAEvNf0fzoYlpFutToUt+obh6jXXnsT26JgfAb9LdzU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709322056; c=relaxed/simple; bh=jkhmQz7nkMs7xp2ykDqNMWSLInw6oMw8Eref1dxaomo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=DXf3C7/eNWGL7wATy/XVRGafquvyMiybt+7nKT1oFkQ3nqP9XSlXO7DWQEtd0Kmhg4ITDGmitHrjqLhfpUxsqPjVaJCqd2qi73dn9JO530oH342O7yQD1qc59mKUDDRIYoSkeIEZmnVh92ET/6xdLSgRd1Gm39gzPFjn6dQpcu0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=digikod.net; spf=pass smtp.mailfrom=digikod.net; dkim=pass (1024-bit key) header.d=digikod.net header.i=@digikod.net header.b=Vd+N/tIg; arc=none smtp.client-ip=84.16.66.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=digikod.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=digikod.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=digikod.net header.i=@digikod.net header.b="Vd+N/tIg" Received: from smtp-4-0001.mail.infomaniak.ch (smtp-4-0001.mail.infomaniak.ch [10.7.10.108]) by smtp-4-3000.mail.infomaniak.ch (Postfix) with ESMTPS id 4Tmdjt5ghXzkK1; Fri, 1 Mar 2024 20:40:50 +0100 (CET) Received: from unknown by smtp-4-0001.mail.infomaniak.ch (Postfix) with ESMTPA id 4Tmdjt0SPqznyw; Fri, 1 Mar 2024 20:40:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=digikod.net; s=20191114; t=1709322050; bh=jkhmQz7nkMs7xp2ykDqNMWSLInw6oMw8Eref1dxaomo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vd+N/tIgA2C6MTwZX8etILLsyzDPCEdWFm06zVVXnd3T/PZeUUlbXgO+5vW7bM1VX o6oY/T9zP+sgCjKPE9FQgDuYo3APtqNDmKr1JS8HLqpFP2xMdLnE2q1lZherO6MoI2 KHqktHrPWkaKpsb0ZNB4JKViPBvmEt0V5Tsu7CKw= From: =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= To: Brendan Higgins , David Gow , Kees Cook , Rae Moar , Shuah Khan Cc: =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= , Alan Maguire , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , Ingo Molnar , James Morris , Luis Chamberlain , "Madhavan T . Venkataraman" , Marco Pagani , Paolo Bonzini , Sean Christopherson , Stephen Boyd , Thara Gopinath , Thomas Gleixner , Vitaly Kuznetsov , Wanpeng Li , Zahra Tarkhani , kvm@vger.kernel.org, linux-hardening@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, linux-um@lists.infradead.org, x86@kernel.org Subject: [PATCH v2 1/7] kunit: Handle thread creation error Date: Fri, 1 Mar 2024 20:40:31 +0100 Message-ID: <20240301194037.532117-2-mic@digikod.net> In-Reply-To: <20240301194037.532117-1-mic@digikod.net> References: <20240301194037.532117-1-mic@digikod.net> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Infomaniak-Routing: alpha Previously, if a thread creation failed (e.g. -ENOMEM), the function was called (kunit_catch_run_case or kunit_catch_run_case_cleanup) without marking the test as failed. Instead, fill try_result with the error code returned by kthread_run(), which will mark the test as failed and print "internal error occurred...". Cc: Brendan Higgins Cc: David Gow Cc: Rae Moar Cc: Shuah Khan Reviewed-by: Kees Cook Signed-off-by: Mickaël Salaün Link: https://lore.kernel.org/r/20240301194037.532117-2-mic@digikod.net Reviewed-by: Rae Moar Reviewed-by: David Gow --- Changes since v1: * Added Kees's Reviewed-by. --- lib/kunit/try-catch.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/kunit/try-catch.c b/lib/kunit/try-catch.c index f7825991d576..a5cb2ef70a25 100644 --- a/lib/kunit/try-catch.c +++ b/lib/kunit/try-catch.c @@ -69,6 +69,7 @@ void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context) try_catch, "kunit_try_catch_thread"); if (IS_ERR(task_struct)) { + try_catch->try_result = PTR_ERR(task_struct); try_catch->catch(try_catch->context); return; }