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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B3A7C433EF for ; Tue, 12 Oct 2021 05:25:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 82BE460C40 for ; Tue, 12 Oct 2021 05:25:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231880AbhJLF1u (ORCPT ); Tue, 12 Oct 2021 01:27:50 -0400 Received: from smtp-out1.suse.de ([195.135.220.28]:47892 "EHLO smtp-out1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232579AbhJLF1q (ORCPT ); Tue, 12 Oct 2021 01:27:46 -0400 Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 4107E2217E; Tue, 12 Oct 2021 05:25:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1634016344; h=from:from:reply-to: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=hGSblMaWAnklsPbwxFJaPouA46zpRMNbQoLlke41fpM=; b=tzB1wqgfxxFRQYR8oS4FYLoinzhoIAh/m2D+FzK1EoFVaVsiIyLUuGWqmEzBHqEeBabjdQ RrGKC0NZyfcCPPTYGOeWuL+VVvaSBGVacZhjogg1LfhDGksjuawrnRdqB/ICv1v/dWOaqu slmwKFWMqLhQgigIaO/RU1E5zpZbaKw= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 047E813A8D; Tue, 12 Oct 2021 05:25:43 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id F4aEOVccZWGGeAAAMHmgww (envelope-from ); Tue, 12 Oct 2021 05:25:43 +0000 Subject: Re: 5.14.9 aarch64 OOPS Workqueue: btrfs-delalloc btrfs_work_helper To: Chris Murphy , Btrfs BTRFS References: Cc: Qu Wenruo From: Nikolay Borisov Message-ID: Date: Tue, 12 Oct 2021 08:25:43 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 12.10.21 г. 3:59, Chris Murphy wrote: > Linux version 5.14.9-300.fc35.aarch64 Fedora-Cloud-Base-35-20211004.n.0.aarch64 > [ 2164.477113] Unable to handle kernel paging request at virtual > address fffffffffffffdd0 > [ 2164.483166] Mem abort info: > [ 2164.485300] ESR = 0x96000004 > [ 2164.487824] EC = 0x25: DABT (current EL), IL = 32 bits > [ 2164.493361] SET = 0, FnV = 0 > [ 2164.496336] EA = 0, S1PTW = 0 > [ 2164.498762] FSC = 0x04: level 0 translation fault > [ 2164.503031] Data abort info: > [ 2164.509584] ISV = 0, ISS = 0x00000004 > [ 2164.516918] CM = 0, WnR = 0 > [ 2164.523438] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000158751000 > [ 2164.533628] [fffffffffffffdd0] pgd=0000000000000000, p4d=0000000000000000 > [ 2164.543741] Internal error: Oops: 96000004 [#1] SMP > [ 2164.551652] Modules linked in: virtio_gpu virtio_dma_buf > drm_kms_helper cec fb_sys_fops syscopyarea sysfillrect sysimgblt > joydev virtio_net virtio_balloon net_failover failover vfat fat drm > fuse zram ip_tables crct10dif_ce ghash_ce virtio_blk qemu_fw_cfg > virtio_mmio aes_neon_bs > [ 2164.583368] CPU: 2 PID: 8910 Comm: kworker/u8:3 Not tainted > 5.14.9-300.fc35.aarch64 #1 > [ 2164.593732] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015 > [ 2164.603204] Workqueue: btrfs-delalloc btrfs_work_helper > [ 2164.611402] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO BTYPE=--) > [ 2164.620165] pc : submit_compressed_extents+0x38/0x3d0 Qu isn't this the subpage bug you narrowed down a couple of days ago ? > [ 2164.628056] lr : async_cow_submit+0x50/0xd0 > [ 2164.635258] sp : ffff800010bfbc20 > [ 2164.642585] x29: ffff800010bfbc30 x28: 0000000000000000 x27: ffffdf2b47b11000 > [ 2164.652135] x26: fffffffffffffdd0 x25: dead000000000100 x24: ffff00014152d608 > [ 2164.661614] x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000c6106980 > [ 2164.670886] x20: ffff0000c55e2000 x19: 0000000000000001 x18: ffff0000d3f00bd4 > [ 2164.680050] x17: ffff00016f467ff8 x16: 0000000000000006 x15: 72a308ccefd184e0 > [ 2164.689179] x14: 5378ed9c2ad24340 x13: 0000000000000020 x12: ffff0001fefa68c0 > [ 2164.698178] x11: ffffdf2b47b2b500 x10: 0000000000000000 x9 : ffffdf2b462f2b70 > [ 2164.707265] x8 : ffff20d6b742d000 x7 : ffff800010bfbbe0 x6 : ffffdf2b4805ad40 > [ 2164.716368] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff0000c61069a0 > [ 2164.725454] x2 : 0000000000000000 x1 : ffff00014152d630 x0 : ffff00014152d630 > [ 2164.734445] Call trace: > [ 2164.739675] submit_compressed_extents+0x38/0x3d0 > [ 2164.746728] async_cow_submit+0x50/0xd0 > [ 2164.752980] run_ordered_work+0xc8/0x280 > [ 2164.759248] btrfs_work_helper+0x98/0x250 > [ 2164.765449] process_one_work+0x1f0/0x4ac > [ 2164.771558] worker_thread+0x188/0x504 > [ 2164.777395] kthread+0x110/0x114 > [ 2164.782791] ret_from_fork+0x10/0x18 > [ 2164.788343] Code: a9056bf9 f8428437 f9401400 d108c2fa (f9400356) > [ 2164.795833] ---[ end trace e44350b86ce16830 ]--- > > > Downstream bug report has been proposed as a btrfs release blocking bug. > https://bugzilla.redhat.com/show_bug.cgi?id=2011928 >