From patchwork Thu Apr 7 06:33:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Duoming Zhou X-Patchwork-Id: 12804482 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A71EC4321E for ; Thu, 7 Apr 2022 06:34:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241140AbiDGGg0 (ORCPT ); Thu, 7 Apr 2022 02:36:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232836AbiDGGgY (ORCPT ); Thu, 7 Apr 2022 02:36:24 -0400 Received: from zju.edu.cn (mail.zju.edu.cn [61.164.42.155]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id BDA3A8B6DE; Wed, 6 Apr 2022 23:34:22 -0700 (PDT) Received: from ubuntu.localdomain (unknown [10.15.192.164]) by mail-app4 (Coremail) with SMTP id cS_KCgBnKRC7hU5imJbiAA--.58581S2; Thu, 07 Apr 2022 14:33:35 +0800 (CST) From: Duoming Zhou To: linux-kernel@vger.kernel.org Cc: chris@zankel.net, jcmvbkbc@gmail.com, mustafa.ismail@intel.com, shiraz.saleem@intel.com, jgg@ziepe.ca, wg@grandegger.com, mkl@pengutronix.de, davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, jes@trained-monkey.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, alexander.deucher@amd.com, linux-xtensa@linux-xtensa.org, linux-rdma@vger.kernel.org, linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-hippi@sunsite.dk, linux-staging@lists.linux.dev, linux-serial@vger.kernel.org, linux-usb@vger.kernel.org, Duoming Zhou Subject: [PATCH 00/11] Fix deadlocks caused by del_timer_sync() Date: Thu, 7 Apr 2022 14:33:16 +0800 Message-Id: X-Mailer: git-send-email 2.17.1 X-CM-TRANSID: cS_KCgBnKRC7hU5imJbiAA--.58581S2 X-Coremail-Antispam: 1UD129KBjvJXoW7AFWkWw1rJF47KF45KFyUJrb_yoW8GF4DpF 45u390kr1jvF4xu3W8tw1kZFy3Gw4xJrWrK39Fq3s5Xa4rZF43XF17GFy8WrZ5JryxGa4a yF1qyw4rGF4avrJanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUvm1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AE w4v_Jr0_Jr4l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2 IY67AKxVWDJVCq3wA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVWxJr0_GcWl84ACjcxK6I8E 87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c 8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jr0_ Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwI xGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2ka0xkIwI1l42xK82IY c2Ij64vIr41l42xK82IY6x8ErcxFaVAv8VW8uw4UJr1UMxC20s026xCaFVCjc4AY6r1j6r 4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF 67AKxVW8ZVWrXwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2I x0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2 z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnU UI43ZEXa7VUbXdbUUUUUU== X-CM-SenderInfo: qssqjiasttq6lmxovvfxof0/1tbiAgYNAVZdtZEbDgAOs8 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org If the timer handlers need a lock owned by the thread calling del_timer_sync(), then, the caller thread will block forever. Duoming Zhou (11): drivers: tty: serial: Fix deadlock in sa1100_set_termios() drivers: usb: host: Fix deadlock in oxu_bus_suspend() drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop() drivers: staging: rtl8723bs: Fix deadlock in rtw_surveydone_event_callback() drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop() drivers: staging: rtl8192e: Fix deadlock in rtw_joinbss_event_prehandle() drivers: net: hippi: Fix deadlock in rr_close() drivers: net: can: Fix deadlock in grcan_close() drivers: infiniband: hw: Fix deadlock in irdma_cleanup_cm_core() arch: xtensa: platforms: Fix deadlock in iss_net_close() arch: xtensa: platforms: Fix deadlock in rs_close() arch/xtensa/platforms/iss/console.c | 4 +++- arch/xtensa/platforms/iss/network.c | 2 ++ drivers/infiniband/hw/irdma/cm.c | 5 ++++- drivers/net/can/grcan.c | 2 ++ drivers/net/hippi/rrunner.c | 2 ++ drivers/staging/rtl8192e/rtllib_softmac.c | 2 +- drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 2 +- drivers/staging/rtl8723bs/core/rtw_mlme.c | 4 ++++ drivers/tty/serial/sa1100.c | 2 ++ drivers/usb/host/oxu210hp-hcd.c | 2 ++ 10 files changed, 23 insertions(+), 4 deletions(-)