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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7EC4CC433EF for ; Mon, 9 May 2022 12:42:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234695AbiEIMqe (ORCPT ); Mon, 9 May 2022 08:46:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234700AbiEIMqe (ORCPT ); Mon, 9 May 2022 08:46:34 -0400 Received: from out0.migadu.com (out0.migadu.com [IPv6:2001:41d0:2:267::]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E77671F15B1 for ; Mon, 9 May 2022 05:42:39 -0700 (PDT) Message-ID: <5f6d0da2-6f24-9e5c-0240-e4e486c73348@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1652100158; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Ck7LunAuYmgYphLfBrXVcCYo0OYHDiUz3XuOzRaVk9c=; b=LvHfUFfskHgaci6MyRGujuADCgdJ0+sktqoFL3woIx6op4d8z3mquEwIEHsfndaHjsIIbx YMyx1alIbK++DkJ5zb4jILVt5XLxZe4YYeOFNzGmPKN+a13X1KjRhiq47tRMFVAJyErTbj IRu0+jTGpReqta1HIjJsHXtOUSSzdLc= Date: Mon, 9 May 2022 20:42:31 +0800 MIME-Version: 1.0 Subject: Re: Apparent regression in blktests since 5.18-rc1+ To: Jason Gunthorpe , Yanjun Zhu Cc: Zhu Yanjun , Bart Van Assche , Bob Pearson , "linux-rdma@vger.kernel.org" , Bernard Metzler References: <4b0153c7-a8e9-98de-26ae-d421434a116d@linux.dev> <20220507012952.GH49344@nvidia.com> <20220509115233.GI49344@nvidia.com> <20220509123313.GJ49344@nvidia.com> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Yanjun Zhu In-Reply-To: <20220509123313.GJ49344@nvidia.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org 在 2022/5/9 20:33, Jason Gunthorpe 写道: > On Mon, May 09, 2022 at 08:31:22PM +0800, Yanjun Zhu wrote: > >> [   36.700285]  >> [   36.700291]  dump_stack_lvl+0x70/0xa0 >> [   36.700323]  dump_stack+0x10/0x12 >> [   36.700329]  __might_resched.cold+0x102/0x13a >> [   36.700350]  __might_sleep+0x43/0x70 >> [   36.700368]  wait_for_completion_timeout+0x40/0x160 >> [   36.700373]  ? _raw_spin_unlock_irqrestore+0x4f/0x80 >> [   36.700381]  ? complete+0x4c/0x60 >> [   36.700403]  __rxe_cleanup+0xaf/0xc0 [rdma_rxe] >> [   36.700431]  rxe_destroy_ah+0x12/0x20 [rdma_rxe] >> [   36.700440]  rdma_destroy_ah_user+0x3a/0x80 [ib_core] >> [   36.700464]  cm_free_priv_msg+0x44/0xf0 [ib_cm] >> [   36.700477]  cm_send_handler+0x10b/0x2f0 [ib_cm] >> [   36.700510]  timeout_sends+0x1aa/0x230 [ib_core] >> [   36.700544]  process_one_work+0x2a9/0x5e0 >> [   36.700567]  worker_thread+0x4d/0x3c0 >> [   36.700582]  ? process_one_work+0x5e0/0x5e0 >> [   36.700588]  kthread+0x10a/0x130 >> [   36.700594]  ? kthread_complete_and_exit+0x20/0x20 >> [   36.700604]  ret_from_fork+0x22/0x30 >> >> [   36.700650]  > > That is the AH bug again, nothing to do with RCU. OK. Hope all these AH bugs can be fixed. Zhu Yanjun > > Jason