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 lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 78FDEC77B7D for ; Fri, 5 May 2023 23:17:42 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-2.v29.lw.sourceforge.com) by sfs-ml-2.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1pv4gG-0001o7-4f; Fri, 05 May 2023 23:17:40 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-2.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1pv4gE-0001o1-0f for linux-f2fs-devel@lists.sourceforge.net; Fri, 05 May 2023 23:17:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=MIME-Version:Content-Transfer-Encoding:Content-Type :References:In-Reply-To:Message-ID:Date:Subject:To:From:Sender:Reply-To:Cc: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=eMcfBI2Xnch4kdMe9hW5WVWrBQQ3U7XULCMQNcMiHUM=; b=kU68Xa20b1NPMLcJuQ9nN36qva b5NCbmjWa+S3FdQBlT89S2CwFjKobUECnQU4QqeCnbj+V2ZNfGdcJP8WiUw0+ehTwoUcnoW80cDjA bWnhihA0T0XBesuOgM7O5rw8iQHKxIcvwRkfqx4D+uAicOaN3drWzHQ32BV4aSudPdvk=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=MIME-Version:Content-Transfer-Encoding:Content-Type:References: In-Reply-To:Message-ID:Date:Subject:To:From:Sender:Reply-To:Cc:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=eMcfBI2Xnch4kdMe9hW5WVWrBQQ3U7XULCMQNcMiHUM=; b=a6X7SdoRgdkxXdnHlCHAIHkiJJ aV5tPvgPCvEowh0Q2A2Vqrl9x9/rvVe+R3y3IAlrDe8Gb5Yo5xFROXBezNzn4Wm66yjDFXvFlSwZ9 +aqUkrynBV0525Itxa57dNrFlri9Lp37BLMv07tsDReiNi+ib75Nciu2OOjK1O5N1oSI=; Received: from dfw.source.kernel.org ([139.178.84.217]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1pv4gD-0008Hc-7X for linux-f2fs-devel@lists.sourceforge.net; Fri, 05 May 2023 23:17:37 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 3CAE16410C for ; Fri, 5 May 2023 23:17:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 68062C433A4 for ; Fri, 5 May 2023 23:17:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683328649; bh=C1HoeCM9haCIDiSbqenpSjrZwgnwamd6dgKFXIZ+Hzo=; h=From:To:Subject:Date:In-Reply-To:References:From; b=ouHU7R4sTfd9SOo7cG/Vij6dvuPBz+hBcDdHy3M/ElOMVC9jrjz/SjJ//u+L78y9O e4Plu/Z2jmgAy62sKDT+kRd8Ovo2ofQ3IyHcOm1KGPqXEOeEA7D9hcsY0vXfLe2o2O Rvq8SScPEDNvvafeLlPpQOkYABx85bHH0uyTbaOVG1xCDAZa/9KFqf2AnW3yBtZHBu eiiRA6djncn6G0MOGFjC/1hHuzEoWOy0REmm7HPRHlExWKDllCCh/MyRFu5t+FcpxP yQf+7somCxcfMU4S8Ea2PiwebYIOg+EYgu0EMvxi36wUPij9yDIeaLCSab6MECkuh5 lbSVzhE6I/ZEA== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 60460C43141; Fri, 5 May 2023 23:17:29 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-f2fs-devel@lists.sourceforge.net Date: Fri, 05 May 2023 23:17:28 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo filesystem_f2fs@kernel-bugs.kernel.org X-Bugzilla-Product: File System X-Bugzilla-Component: f2fs X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: high X-Bugzilla-Who: lp610mh@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: filesystem_f2fs@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Headers-End: 1pv4gD-0008Hc-7X Subject: [f2fs-dev] [Bug 216050] f2fs_gc occupies 100% cpu X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net https://bugzilla.kernel.org/show_bug.cgi?id=216050 --- Comment #168 from Matias (lp610mh@gmail.com) --- Removed background_gc=sync and it happened again, i hope this message gets sent so you could take a look, this is the journalctl log after it happens. Kernel: 6.3.1 with f2fs updates of 6.4-rc1 May 05 20:13:44 cachyos-x8664 kernel: INFO: task f2fs_ckpt-8:1:204 blocked for more than 122 seconds. May 05 20:13:44 cachyos-x8664 kernel: Not tainted 6.3.1-1-cachyos #1 May 05 20:13:44 cachyos-x8664 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. May 05 20:13:44 cachyos-x8664 kernel: task:f2fs_ckpt-8:1 state:D stack:0 pid:204 ppid:2 flags:0x00004000 May 05 20:13:44 cachyos-x8664 kernel: Call Trace: May 05 20:13:44 cachyos-x8664 kernel: May 05 20:13:44 cachyos-x8664 kernel: __schedule+0x441/0x17b0 May 05 20:13:44 cachyos-x8664 kernel: ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 May 05 20:13:44 cachyos-x8664 kernel: schedule_preempt_disabled+0x65/0xe0 May 05 20:13:44 cachyos-x8664 kernel: rwsem_down_write_slowpath+0x22b/0x6c0 May 05 20:13:44 cachyos-x8664 kernel: ? psi_task_switch+0x12f/0x340 May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: down_write+0x5b/0x60 May 05 20:13:44 cachyos-x8664 kernel: __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: issue_checkpoint_thread+0x4c/0x110 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_autoremove_wake_function+0x10/0x10 May 05 20:13:44 cachyos-x8664 kernel: kthread+0xdb/0x110 May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_kthread+0x10/0x10 May 05 20:13:44 cachyos-x8664 kernel: ret_from_fork+0x29/0x50 May 05 20:13:44 cachyos-x8664 kernel: May 05 20:13:44 cachyos-x8664 kernel: INFO: task kworker/u16:0:5392 blocked for more than 122 seconds. May 05 20:13:44 cachyos-x8664 kernel: Not tainted 6.3.1-1-cachyos #1 May 05 20:13:44 cachyos-x8664 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. May 05 20:13:44 cachyos-x8664 kernel: task:kworker/u16:0 state:D stack:0 pid:5392 ppid:2 flags:0x00004000 May 05 20:13:44 cachyos-x8664 kernel: Workqueue: writeback wb_workfn (flush-8:0) May 05 20:13:44 cachyos-x8664 kernel: Call Trace: May 05 20:13:44 cachyos-x8664 kernel: May 05 20:13:44 cachyos-x8664 kernel: __schedule+0x441/0x17b0 May 05 20:13:44 cachyos-x8664 kernel: ? blk_mq_submit_bio+0x396/0x760 May 05 20:13:44 cachyos-x8664 kernel: ? ttwu_queue_wakelist+0xef/0x110 May 05 20:13:44 cachyos-x8664 kernel: schedule+0x5e/0xd0 May 05 20:13:44 cachyos-x8664 kernel: schedule_timeout+0x329/0x390 May 05 20:13:44 cachyos-x8664 kernel: ? autoremove_wake_function+0x32/0x60 May 05 20:13:44 cachyos-x8664 kernel: wait_for_completion+0x86/0x160 May 05 20:13:44 cachyos-x8664 kernel: f2fs_issue_checkpoint+0x11f/0x200 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: f2fs_balance_fs_bg+0x12e/0x3b0 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: f2fs_write_node_pages+0x85/0xa00 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_ata_scsi_rw_xlat+0x10/0x10 May 05 20:13:44 cachyos-x8664 kernel: ? ata_qc_issue+0x138/0x270 May 05 20:13:44 cachyos-x8664 kernel: ? ata_scsi_queuecmd+0xe4/0x170 May 05 20:13:44 cachyos-x8664 kernel: ? select_task_rq_fair+0x15d/0x2880 May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_f2fs_write_node_pages+0x10/0x10 [f2fs d2333fc34706e39c1a83271e8b382b177aae887d] May 05 20:13:44 cachyos-x8664 kernel: do_writepages+0x8c/0x610 May 05 20:13:44 cachyos-x8664 kernel: ? blk_mq_do_dispatch_sched+0xa7/0x3c0 May 05 20:13:44 cachyos-x8664 kernel: ? _flat_send_IPI_mask+0x1f/0x30 May 05 20:13:44 cachyos-x8664 kernel: ? ttwu_queue_wakelist+0xef/0x110 May 05 20:13:44 cachyos-x8664 kernel: ? try_to_wake_up+0xd9/0xcb0 May 05 20:13:44 cachyos-x8664 kernel: __writeback_single_inode+0x3d/0x360 May 05 20:13:44 cachyos-x8664 kernel: writeback_sb_inodes+0x1ed/0x530 May 05 20:13:44 cachyos-x8664 kernel: ? __wake_up+0x8b/0xc0 May 05 20:13:44 cachyos-x8664 kernel: __writeback_inodes_wb+0x4c/0xf0 May 05 20:13:44 cachyos-x8664 kernel: wb_writeback+0x1fe/0x390 May 05 20:13:44 cachyos-x8664 kernel: wb_workfn+0x412/0x600 May 05 20:13:44 cachyos-x8664 kernel: ? __schedule+0x449/0x17b0 May 05 20:13:44 cachyos-x8664 kernel: process_one_work+0x24b/0x460 May 05 20:13:44 cachyos-x8664 kernel: worker_thread+0x55/0x4f0 May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_worker_thread+0x10/0x10 May 05 20:13:44 cachyos-x8664 kernel: kthread+0xdb/0x110 May 05 20:13:44 cachyos-x8664 kernel: ? __pfx_kthread+0x10/0x10 May 05 20:13:44 cachyos-x8664 kernel: ret_from_fork+0x29/0x50 -- You may reply to this email to add a comment. 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