From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f49.google.com (mail-lf1-f49.google.com [209.85.167.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1F8C156CB for ; Thu, 11 Jan 2024 12:11:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="SAuIv1Hn" Received: by mail-lf1-f49.google.com with SMTP id 2adb3069b0e04-50e7b51b0ceso4920064e87.1 for ; Thu, 11 Jan 2024 04:11:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1704975067; x=1705579867; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=WC0zU9bk+mOGuDDseHGwErXQyyS357utHMq886vihEw=; b=SAuIv1HnuBI6KtWi6FRe/r0CXezqTODAPTLdmJDHwL6yK7LLctud+3NBMZcZnliSTt 3/3XCYx7yGux7/TsJ6qsLujrHanpYC/WSDT8h21nHrxJZkASI5NcpBnB0vVksSTLXGL6 A4hHdKj0A/LtEgh7R2RWlvxG1q4J640PcSh+Y/IY4m0pOTd0IJYkYBUZ5uT6fULGBrt1 VRM0+EUMs0dkvknx8log8Bh3rRJpAsyjeJoAPOMoxr2vETOMsga1L/hO0IKtdk01l8Ih h3+J6Pg3NzTWYJsjEZMNXqgcYcA0go9W1xeLiDnhnXVRoDDemv/MnK5IzGzGwLl9bLdx hP3w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704975067; x=1705579867; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=WC0zU9bk+mOGuDDseHGwErXQyyS357utHMq886vihEw=; b=eVTqSkY6fdRP8/Yz/g2ghhOzg5m6sXIkmrJE5IfE/DKGw7QXVW5DWv3/48tqIA/Ol4 BT5apkTpmEg0y3E8n/qOWFQP/cdR6RPQvgZrX+Fp0DsVpsdtv1HrK5M4u2mdt2nitMzu 8LJiHoV26CjcHC4IRszzrd5N5U7l0Z3hHMXW/Kj4TEqeGPqxV05l9hDIBREVknKMa9lV 786XNxryL331hrzHyakuoG2VWf1N68BsHiW20s23lWlTpAp5C/KH6TRqG3o6FU79KsXP ETqifhhHsEu9wdLBmRCddo12kJxnz4OMOTgwPzDeGOMzDJOyd7wRn3F0JEOaqctepCYO uoHQ== X-Gm-Message-State: AOJu0YxZMG9wWzVJ6tBmsX/OSHy9182NT6lOLFTEDRYbGHW16CVF9o5M SCZhEYSMGzbAjLzZwvfXDUg= X-Google-Smtp-Source: AGHT+IGD7tMllt2J4AfLMkdE+aYeu00/Ci0X9HYfVAb+VjUhkfypq9v/gSEPE5Z/UMINE/m/8DxUQA== X-Received: by 2002:a05:6512:238b:b0:50e:4b1f:5ddb with SMTP id c11-20020a056512238b00b0050e4b1f5ddbmr494462lfv.16.1704975066532; Thu, 11 Jan 2024 04:11:06 -0800 (PST) Received: from pc638.lan (host-185-121-47-193.sydskane.nu. [185.121.47.193]) by smtp.gmail.com with ESMTPSA id w5-20020a19c505000000b0050ed63b0e4csm173854lfe.32.2024.01.11.04.11.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jan 2024 04:11:06 -0800 (PST) From: "Uladzislau Rezki (Sony)" To: linux-mm@kvack.org, Andrew Morton Cc: LKML , Baoquan He , Lorenzo Stoakes , Christoph Hellwig , Matthew Wilcox , "Liam R . Howlett" , Dave Chinner , Uladzislau Rezki , Oleksiy Avramchenko , kernel test robot Subject: [PATCH 1/1] Fix a wrong value passed to __find_vmap_area() Date: Thu, 11 Jan 2024 13:11:04 +0100 Message-Id: <20240111121104.180993-1-urezki@gmail.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit There was a type in the vmalloc_dump_obj() function. Instead of passing a real address which is "objp" an "addr" was used what is wrong and not initialized. Reported-by: kernel test robot Fixes: e88b85b81d5 ("mm: vmalloc: offload free_vmap_area_lock lock") Closes: https://lore.kernel.org/oe-kbuild-all/202401111810.TKPIXLCs-lkp@intel.com/ Signed-off-by: Uladzislau Rezki (Sony) --- mm/vmalloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index e30dabf68263..43a6608e1397 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -4688,7 +4688,7 @@ bool vmalloc_dump_obj(void *object) vn = addr_to_node((unsigned long)objp); if (spin_trylock(&vn->busy.lock)) { - va = __find_vmap_area(addr, &vn->busy.root); + va = __find_vmap_area((unsigned long)objp, &vn->busy.root); if (va && va->vm) { addr = (unsigned long)va->vm->addr; -- 2.39.2