From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F3E4C43219 for ; Thu, 2 May 2019 19:47:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 47C8D20651 for ; Thu, 2 May 2019 19:47:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1556826465; bh=tT3dxNpGuYBhbduvDygoS6CeszKx4PgZRS95HuVKCOE=; h=From:To:Cc:Subject:Date:List-ID:From; b=id3FnNkCA/+giT0MkriJtucpQbbE7jam+dgxunmRFXHpXavpuLz0NwNIcCvEBQQ8k wQfWuPtqQ6drDVofGE4aR2zg4801Syb8I3QefqehPLtlue/YiPmI7HpuTPToWsESU9 y390utJZw/CU0HM5Y3WqGm50bthE0ilAYz1x7eyk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726537AbfEBTro (ORCPT ); Thu, 2 May 2019 15:47:44 -0400 Received: from mail-it1-f195.google.com ([209.85.166.195]:33014 "EHLO mail-it1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726196AbfEBTrn (ORCPT ); Thu, 2 May 2019 15:47:43 -0400 Received: by mail-it1-f195.google.com with SMTP id u16so1479094itc.0 for ; Thu, 02 May 2019 12:47:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=BlRlXXCdCQ8ojS85wg4oVL7jRwgqCApJr9d2CW9N/kk=; b=hlmMwKaTwo8QkQ4w59AlaHa1gPjDqmFKP51ibnEIOqxvpVM4+UHLOj35EdfiGp9C1i g7B7YmNkJtO8upmjc7K+jEym4Fyf4w+4UzkCuroDMQxsNLAS1DjyfCCM3mi9zNkZHmaX W9BdloyTGe2xFOCDO8SMbUzbt1HoTTeAB47cI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=BlRlXXCdCQ8ojS85wg4oVL7jRwgqCApJr9d2CW9N/kk=; b=XAHDQb200onrcXAPxl5lxwjOkI4bHJcCMn8M8wciKXDfTjzJYLNK4ONSpTP1r7AkW6 BIrTOh7ckoO+74c7CvyZIolVfPvqRxxhzpHnnxA9tmGSgh8qiCXPKzGoDm4FO3TQZFdT BL76I0R7Htg7IgVy/HmZkjyiFwi2b7VCWP8PCQTIbdjTil0Eudj8JwpgGc/j9ulZhrds FzVah5nhxoLWi1WSetBu0Y5CKOjsSJ95dbtmbT0B3F1osWZbgPtd7pCjfC/FqxN0WZPs JKPnUEX5xOf/iiOuKT9yP1sDlpPqWgqkUxiWsHrouJqxQEROCr0ASsoyWJ3Hd0c5LLgR LwIQ== X-Gm-Message-State: APjAAAVkkkwZo8Ebi1y4wBKsC9J4aVW4uFml+Z15zlIIA40QBr2Y8lyG V5vM07t57H90X2sJ3t/E5kU96Q== X-Google-Smtp-Source: APXvYqzxV1flOpU2yjAYsjvpcGQ06uNmg+YUXTWwTD4S3a4FvSgciwOuQPCWH1C2VXlxaZHzEYUFTg== X-Received: by 2002:a02:3b55:: with SMTP id i21mr4012523jaf.128.1556826463209; Thu, 02 May 2019 12:47:43 -0700 (PDT) Received: from shuah-t480s.internal (c-24-9-64-241.hsd1.co.comcast.net. [24.9.64.241]) by smtp.gmail.com with ESMTPSA id n4sm14741ioh.52.2019.05.02.12.47.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 02 May 2019 12:47:42 -0700 (PDT) From: Shuah Khan To: valentina.manea.m@gmail.com, shuah@kernel.org Cc: Shuah Khan , linux-usb@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] selftests: add sleep between detach and usbip list -l Date: Thu, 2 May 2019 13:47:40 -0600 Message-Id: <20190502194740.15344-1-skhan@linuxfoundation.org> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a sleep between detach and check for exportable devices to avoid the following segfault from libc-2.27.so [ 6268.136108] usbip[5565]: segfault at 0 ip 00007f2a947bddfd sp 00007ffd1a8705e8 error 4 in libc-2.27.so[7f2a94703000+1e7000] Signed-off-by: Shuah Khan --- tools/testing/selftests/drivers/usb/usbip/usbip_test.sh | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh b/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh index 128f0ab24307..beacf24a8df7 100755 --- a/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh +++ b/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh @@ -171,10 +171,14 @@ echo "Detach invalid port tests - expect invalid port error message"; src/usbip detach -p 100; echo "==============================================================" +# let detach complete. Avoid segfaults from libc-2.27.so +sleep 3; + echo "Expect to see export-able devices"; src/usbip list -l; echo "==============================================================" + echo "Remove usbip_host module"; rmmod usbip_host; -- 2.17.1