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h=From:To:Subject:Date:In-Reply-To:References:From; b=s0U+8yhVB28aVCNdHXlG6+2yeXmku0XYXLbtHKiuLBg/SlmjxBHTOo0pyo/W1L/x7 G4KxxDdAnTJg77vYBagKeV0t/WwuuWG1F/SxMOUj1XbxILtqoaphQHdN2HcD8qVxFl In4Svye3u4lTn8MZ9EE3WiKjwpO5ObRzCWRnzbwv87Zoi8tjNgWNg0EHDYC8mb0JbU ex06nRruVdPmRQFljrMmTzDe5kJ8mVGr4e/XGB7SGyhId1kCX07o2+kojCm/vkGOrf YMGGg700tGBCNsgsTWGATKRgusqdE7OYTT/SMcixxQYyzeuGjtWMTGBgxUQ2rmViSM 8Ibjucjmw0JnQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 4FCCAC53BD1; Sun, 30 Jul 2023 11:06:14 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-f2fs-devel@lists.sourceforge.net Date: Sun, 30 Jul 2023 11:06:13 +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: aleks_@gmx.net 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: cc Message-ID: In-Reply-To: References: X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Headers-End: 1qQ4Fi-0008Rd-Fv 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 kelak (aleks_@gmx.net) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |aleks_@gmx.net --- Comment #175 from kelak (aleks_@gmx.net) --- Still happens on my system with 6.4.x kernels after about 4 days (today the second time in the last two weeks): # uname -a Linux pavo 6.4.6-arch1-1 #1 SMP PREEMPT_DYNAMIC Mon, 24 Jul 2023 20:19:38 +0000 x86_64 GNU/Linux # uptime 12:49:15 up 4 days, 1:38, 14 users, load average: 6.09, 6.11, 6.09 # ps afux | grep f2fs root 421 0.0 0.0 0 0 ? D Jul26 0:06 \_ [f2fs_ckpt-254:0] root 422 0.0 0.0 0 0 ? S Jul26 0:00 \_ [f2fs_flush-254:0] root 423 0.0 0.0 0 0 ? S Jul26 0:00 \_ [f2fs_discard-254:0] root 424 6.8 0.0 0 0 ? R Jul26 399:26 \_ [f2fs_gc-254:0] root 714 0.0 0.0 0 0 ? S Jul26 0:02 \_ [f2fs_ckpt-254:1] root 715 0.0 0.0 0 0 ? S Jul26 0:00 \_ [f2fs_flush-254:1] root 716 0.0 0.0 0 0 ? S Jul26 0:00 \_ [f2fs_discard-254:1] root 725 0.0 0.0 0 0 ? S Jul26 0:09 \_ [f2fs_gc-254:1] # cat /sys/kernel/debug/f2fs/status =====[ partition info(dm-0). #0, RW, CP: Good]===== [SBI: fs_dirty] [SB: 1] [CP: 2] [SIT: 4] [NAT: 116] [SSA: 78] [MAIN: 39727(OverProv:569 Resv:289)] Current Time Sec: 352033 / Mounted Time Sec: 13 Policy: - IPU: [ FSYNC ] Utilization: 31% (6380179 valid blocks, 13105165 discard blocks) - Node: 204879 (Inode: 199852, Other: 5027) - Data: 6175300 - Inline_xattr Inode: 44851 - Inline_data Inode: 29674 - Inline_dentry Inode: 2151 - Compressed Inode: 0, Blocks: 0 - Swapfile Inode: 0 - Orphan/Append/Update Inode: 3, 0, 0 Main area: 39727 segs, 39727 secs 39727 zones TYPE segno secno zoneno dirty_seg full_seg valid_blk - COLD data: 27547 27547 27547 717 8794 4862994 - WARM data: 27570 27570 27570 41 2263 1171156 - HOT data: 326 326 326 22 215 120280 - Dir dnode: 61 61 61 27 2 14475 - File dnode: 310 310 310 350 28 190066 - Indir nodes: 261 261 261 1 0 333 - Pinned file: -1 -1 -1 - ATGC data: -1 -1 -1 - Valid: 11308 - Dirty: 1152 - Prefree: 1 - Free: 27266 (27266) CP calls: 5068 (BG: 4847) - cp blocks : 21743 - sit blocks : 27307 - nat blocks : 284434 - ssa blocks : 4982 CP merge: - Queued : 3 - Issued : 5069 - Total : 5069 - Cur time : 5(ms) - Peak time : 355(ms) GC calls: 4479 (BG: 4480) - data segments : 1682 (0) - node segments : 2797 (0) - Reclaimed segs : - Normal : 4479 - Idle CB : 0 - Idle Greedy : 0 - Idle AT : 0 - Urgent High : 0 - Urgent Mid : 0 - Urgent Low : 0 Try to move 2023304 blocks (BG: 0) - data blocks : 686401 (0) - node blocks : 1336903 (0) BG skip : IO: 843, Other: 8 Extent Cache (Read): - Hit Count: L1-1:104104223097 L1-2:40279 L2:19420 - Hit Ratio: 99% (104104282796 / 104107306835) - Inner Struct Count: tree: 33955(0), node: 160 Extent Cache (Block Age): - Allocated Data Blocks: 1147983 - Hit Count: L1:0 L2:0 - Hit Ratio: 0% (0 / 0) - Inner Struct Count: tree: 0(0), node: 0 Balancing F2FS Async: - DIO (R: 0, W: 0) - IO_R (Data: 0, Node: 0, Meta: 0 - IO_W (CP: 0, Data: 0, Flush: ( 0 3114 1), Discard: ( 0 7852)) cmd: 1954 undiscard:4539 - atomic IO: 0 (Max. 0) - compress: 0, hit: 0 - nodes: 63 in 27008 - dents: 0 in dirs: 0 ( 4) - datas: 30 in files: 0 - quota datas: 0 in quota files: 0 - meta: 26 in 1913 - imeta: 2 - fsync mark: 389 - NATs: 44/ 878 - SITs: 135/ 39727 - free_nids: 3161/ 13306775 - alloc_nids: 0 Distribution of User Blocks: [ valid | invalid | free ] [---------------|-|----------------------------------] IPU: 2095 blocks SSR: 0 blocks in 0 segments LFS: 2563874 blocks in 5008 segments BDF: 99, avg. vblocks: 494 Memory: 130282 KB - static: 11343 KB - cached all: 3254 KB - read extent cache: 2929 KB - block age extent cache: 0 KB - paged : 115684 KB =====[ partition info(dm-1). #1, RW, CP: Good]===== [SBI: fs_dirty need_fsck] [SB: 1] [CP: 2] [SIT: 32] [NAT: 88] [SSA: 876] [MAIN: 447237(OverProv:1897 Resv:960)] Current Time Sec: 352033 / Mounted Time Sec: 20 Policy: - IPU: [ FSYNC ] Utilization: 60% (137479434 valid blocks, 83700313 discard blocks) - Node: 796398 (Inode: 673288, Other: 123110) - Data: 136683036 - Inline_xattr Inode: 512050 - Inline_data Inode: 207070 - Inline_dentry Inode: 38713 - Compressed Inode: 0, Blocks: 0 - Swapfile Inode: 0 - Orphan/Append/Update Inode: 0, 0, 0 Main area: 447237 segs, 447237 secs 447237 zones TYPE segno secno zoneno dirty_seg full_seg valid_blk - COLD data: 270602 270602 270602 3627 124609 64920639 - WARM data: 269915 269915 269915 1012 138752 71272348 - HOT data: 2485 2485 2485 84 940 490021 - Dir dnode: 2507 2507 2507 72 71 63227 - File dnode: 2511 2511 2511 642 988 731964 - Indir nodes: 2380 2380 2380 21 1 1204 - Pinned file: -1 -1 -1 - ATGC data: -1 -1 -1 - Valid: 265367 - Dirty: 5452 - Prefree: 0 - Free: 176418 (176418) CP calls: 4575 (BG: 6476) - cp blocks : 18577 - sit blocks : 11759 - nat blocks : 6361 - ssa blocks : 15209 CP merge: - Queued : 0 - Issued : 7154 - Total : 7155 - Cur time : 4(ms) - Peak time : 517(ms) GC calls: 4109 (BG: 4109) - data segments : 4103 (0) - node segments : 6 (0) - Reclaimed segs : - Normal : 4109 - Idle CB : 0 - Idle Greedy : 0 - Idle AT : 0 - Urgent High : 0 - Urgent Mid : 0 - Urgent Low : 0 Try to move 6 blocks (BG: 0) - data blocks : 0 (0) - node blocks : 6 (0) BG skip : IO: 1617, Other: 3 Extent Cache (Read): - Hit Count: L1-1:78346 L1-2:808 L2:62 - Hit Ratio: 6% (79216 / 1314997) - Inner Struct Count: tree: 471059(0), node: 3 Extent Cache (Block Age): - Allocated Data Blocks: 7759701 - Hit Count: L1:0 L2:0 - Hit Ratio: 0% (0 / 0) - Inner Struct Count: tree: 0(0), node: 0 Balancing F2FS Async: - DIO (R: 0, W: 0) - IO_R (Data: 0, Node: 0, Meta: 0 - IO_W (CP: 0, Data: 0, Flush: ( 0 1274 1), Discard: ( 0 0)) cmd: 10381 undiscard:7805628 - atomic IO: 0 (Max. 0) - compress: 0, hit: 0 - nodes: 13 in 107925 - dents: 1 in dirs: 1 ( 6) - datas: 30 in files: 0 - quota datas: 0 in quota files: 0 - meta: 6 in 9440 - imeta: 4 - fsync mark: 0 - NATs: 6/ 63316 - SITs: 8/ 447237 - free_nids: 3843/ 9453836 - alloc_nids: 0 Distribution of User Blocks: [ valid | invalid | free ] [------------------------------|-|-------------------] IPU: 0 blocks SSR: 0 blocks in 0 segments LFS: 7790262 blocks in 15215 segments BDF: 99, avg. vblocks: 295 Memory: 620142 KB - static: 106987 KB - cached all: 43694 KB - read extent cache: 40481 KB - block age extent cache: 0 KB - paged : 469460 KB # dmesg # (only F2FS relevant parts) [ 0.000000] microcode: updated early: 0x25 -> 0x26, date = 2019-11-12 [ 0.000000] Linux version 6.4.6-arch1-1 (linux@archlinux) (gcc (GCC) 13.1.1 20230714, GNU ld (GNU Binutils) 2.40.0) #1 SMP PREEMPT_DYNAMIC Mon, 24 Jul 2023 20:19:38 +0000 ... [ 6.988098] device-mapper: uevent: version 1.0.3 [ 6.988195] device-mapper: ioctl: 4.48.0-ioctl (2023-03-01) initialised: dm-devel@redhat.com [ 7.023553] Key type encrypted registered [ 13.454117] F2FS-fs (dm-0): Mounted with checkpoint version = 424a2306 [ 13.639655] systemd[1]: systemd 253.7-1-arch running in system mode (+PAM +AUDIT -SELINUX -APPARMOR -IMA +SMACK +SECCOMP +GCRYPT +GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT -QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD +BPF_FRAMEWORK +XKBCOMMON +UTMP -SYSVINIT default-hierarchy=unified) ... [ 20.654961] F2FS-fs (dm-1): Mounted with checkpoint version = 4bb49ae6 ... [327726.678181] INFO: task f2fs_ckpt-254:0:421 blocked for more than 122 seconds. [327726.678191] Not tainted 6.4.6-arch1-1 #1 [327726.678194] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327726.678196] task:f2fs_ckpt-254:0 state:D stack:0 pid:421 ppid:2 flags:0x00004000 [327726.678205] Call Trace: [327726.678207] [327726.678212] __schedule+0x3e8/0x1410 [327726.678221] ? sysvec_apic_timer_interrupt+0xe/0x90 [327726.678230] schedule+0x5e/0xd0 [327726.678235] schedule_preempt_disabled+0x15/0x30 [327726.678239] rwsem_down_write_slowpath+0x203/0x690 [327726.678250] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678338] down_write+0x5b/0x60 [327726.678344] __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678424] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678499] issue_checkpoint_thread+0x4c/0x110 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678575] ? __pfx_autoremove_wake_function+0x10/0x10 [327726.678584] kthread+0xe5/0x120 [327726.678590] ? __pfx_kthread+0x10/0x10 [327726.678596] ret_from_fork+0x29/0x50 [327726.678606] [327726.678627] INFO: task kworker/u8:6:74861 blocked for more than 122 seconds. [327726.678631] Not tainted 6.4.6-arch1-1 #1 [327726.678633] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327726.678635] task:kworker/u8:6 state:D stack:0 pid:74861 ppid:2 flags:0x00004000 [327726.678643] Workqueue: writeback wb_workfn (flush-254:0) [327726.678651] Call Trace: [327726.678653] [327726.678656] __schedule+0x3e8/0x1410 [327726.678661] ? ttwu_queue_wakelist+0xef/0x110 [327726.678666] ? try_to_wake_up+0xd9/0x610 [327726.678674] schedule+0x5e/0xd0 [327726.678679] schedule_timeout+0x151/0x160 [327726.678687] wait_for_completion+0x8a/0x160 [327726.678693] f2fs_issue_checkpoint+0x11f/0x200 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678772] f2fs_balance_fs_bg+0x12e/0x390 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678856] f2fs_write_node_pages+0x78/0x240 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327726.678938] do_writepages+0xcf/0x1e0 [327726.678945] __writeback_single_inode+0x3d/0x360 [327726.678951] writeback_sb_inodes+0x1ed/0x4b0 [327726.678958] __writeback_inodes_wb+0x4c/0xf0 [327726.678964] wb_writeback+0x172/0x2f0 [327726.678970] wb_workfn+0x35b/0x510 [327726.678975] ? __schedule+0x3f0/0x1410 [327726.678979] ? __mod_timer+0x11f/0x370 [327726.678987] process_one_work+0x1c4/0x3d0 [327726.678996] worker_thread+0x51/0x390 [327726.679003] ? __pfx_worker_thread+0x10/0x10 [327726.679009] kthread+0xe5/0x120 [327726.679015] ? __pfx_kthread+0x10/0x10 [327726.679020] ret_from_fork+0x29/0x50 [327726.679030] [327849.560344] INFO: task f2fs_ckpt-254:0:421 blocked for more than 245 seconds. [327849.560354] Not tainted 6.4.6-arch1-1 #1 [327849.560357] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327849.560359] task:f2fs_ckpt-254:0 state:D stack:0 pid:421 ppid:2 flags:0x00004000 [327849.560367] Call Trace: [327849.560370] [327849.560374] __schedule+0x3e8/0x1410 [327849.560383] ? sysvec_apic_timer_interrupt+0xe/0x90 [327849.560391] schedule+0x5e/0xd0 [327849.560395] schedule_preempt_disabled+0x15/0x30 [327849.560399] rwsem_down_write_slowpath+0x203/0x690 [327849.560409] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.560501] down_write+0x5b/0x60 [327849.560507] __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.560587] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.560662] issue_checkpoint_thread+0x4c/0x110 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.560739] ? __pfx_autoremove_wake_function+0x10/0x10 [327849.560748] kthread+0xe5/0x120 [327849.560755] ? __pfx_kthread+0x10/0x10 [327849.560761] ret_from_fork+0x29/0x50 [327849.560773] [327849.560797] INFO: task kworker/u8:6:74861 blocked for more than 245 seconds. [327849.560800] Not tainted 6.4.6-arch1-1 #1 [327849.560803] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327849.560805] task:kworker/u8:6 state:D stack:0 pid:74861 ppid:2 flags:0x00004000 [327849.560813] Workqueue: writeback wb_workfn (flush-254:0) [327849.560821] Call Trace: [327849.560824] [327849.560827] __schedule+0x3e8/0x1410 [327849.560832] ? ttwu_queue_wakelist+0xef/0x110 [327849.560839] ? try_to_wake_up+0xd9/0x610 [327849.560847] schedule+0x5e/0xd0 [327849.560852] schedule_timeout+0x151/0x160 [327849.560859] wait_for_completion+0x8a/0x160 [327849.560867] f2fs_issue_checkpoint+0x11f/0x200 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.560947] f2fs_balance_fs_bg+0x12e/0x390 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.561033] f2fs_write_node_pages+0x78/0x240 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327849.561115] do_writepages+0xcf/0x1e0 [327849.561123] __writeback_single_inode+0x3d/0x360 [327849.561129] writeback_sb_inodes+0x1ed/0x4b0 [327849.561138] __writeback_inodes_wb+0x4c/0xf0 [327849.561144] wb_writeback+0x172/0x2f0 [327849.561150] wb_workfn+0x35b/0x510 [327849.561156] ? __schedule+0x3f0/0x1410 [327849.561160] ? __mod_timer+0x11f/0x370 [327849.561169] process_one_work+0x1c4/0x3d0 [327849.561179] worker_thread+0x51/0x390 [327849.561187] ? __pfx_worker_thread+0x10/0x10 [327849.561194] kthread+0xe5/0x120 [327849.561199] ? __pfx_kthread+0x10/0x10 [327849.561205] ret_from_fork+0x29/0x50 [327849.561215] [327972.442481] INFO: task f2fs_ckpt-254:0:421 blocked for more than 368 seconds. [327972.442488] Not tainted 6.4.6-arch1-1 #1 [327972.442490] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327972.442491] task:f2fs_ckpt-254:0 state:D stack:0 pid:421 ppid:2 flags:0x00004000 [327972.442497] Call Trace: [327972.442499] [327972.442503] __schedule+0x3e8/0x1410 [327972.442510] ? sysvec_apic_timer_interrupt+0xe/0x90 [327972.442516] schedule+0x5e/0xd0 [327972.442518] schedule_preempt_disabled+0x15/0x30 [327972.442521] rwsem_down_write_slowpath+0x203/0x690 [327972.442529] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442588] down_write+0x5b/0x60 [327972.442592] __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442639] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442682] issue_checkpoint_thread+0x4c/0x110 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442727] ? __pfx_autoremove_wake_function+0x10/0x10 [327972.442733] kthread+0xe5/0x120 [327972.442738] ? __pfx_kthread+0x10/0x10 [327972.442741] ret_from_fork+0x29/0x50 [327972.442749] [327972.442769] INFO: task kworker/u8:6:74861 blocked for more than 368 seconds. [327972.442771] Not tainted 6.4.6-arch1-1 #1 [327972.442773] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [327972.442774] task:kworker/u8:6 state:D stack:0 pid:74861 ppid:2 flags:0x00004000 [327972.442778] Workqueue: writeback wb_workfn (flush-254:0) [327972.442785] Call Trace: [327972.442786] [327972.442788] __schedule+0x3e8/0x1410 [327972.442791] ? ttwu_queue_wakelist+0xef/0x110 [327972.442795] ? try_to_wake_up+0xd9/0x610 [327972.442800] schedule+0x5e/0xd0 [327972.442803] schedule_timeout+0x151/0x160 [327972.442808] wait_for_completion+0x8a/0x160 [327972.442813] f2fs_issue_checkpoint+0x11f/0x200 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442860] f2fs_balance_fs_bg+0x12e/0x390 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442912] f2fs_write_node_pages+0x78/0x240 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [327972.442963] do_writepages+0xcf/0x1e0 [327972.442968] __writeback_single_inode+0x3d/0x360 [327972.442971] writeback_sb_inodes+0x1ed/0x4b0 [327972.442976] __writeback_inodes_wb+0x4c/0xf0 [327972.442979] wb_writeback+0x172/0x2f0 [327972.442983] wb_workfn+0x35b/0x510 [327972.442986] ? __schedule+0x3f0/0x1410 [327972.442989] ? __mod_timer+0x11f/0x370 [327972.442994] process_one_work+0x1c4/0x3d0 [327972.443001] worker_thread+0x51/0x390 [327972.443006] ? __pfx_worker_thread+0x10/0x10 [327972.443011] kthread+0xe5/0x120 [327972.443014] ? __pfx_kthread+0x10/0x10 [327972.443018] ret_from_fork+0x29/0x50 [327972.443025] [328095.324600] INFO: task f2fs_ckpt-254:0:421 blocked for more than 491 seconds. [328095.324611] Not tainted 6.4.6-arch1-1 #1 [328095.324614] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [328095.324616] task:f2fs_ckpt-254:0 state:D stack:0 pid:421 ppid:2 flags:0x00004000 [328095.324625] Call Trace: [328095.324628] [328095.324634] __schedule+0x3e8/0x1410 [328095.324643] ? sysvec_apic_timer_interrupt+0xe/0x90 [328095.324652] schedule+0x5e/0xd0 [328095.324657] schedule_preempt_disabled+0x15/0x30 [328095.324662] rwsem_down_write_slowpath+0x203/0x690 [328095.324673] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.324759] down_write+0x5b/0x60 [328095.324765] __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.324839] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.324910] issue_checkpoint_thread+0x4c/0x110 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.324981] ? __pfx_autoremove_wake_function+0x10/0x10 [328095.324990] kthread+0xe5/0x120 [328095.324997] ? __pfx_kthread+0x10/0x10 [328095.325003] ret_from_fork+0x29/0x50 [328095.325013] [328095.325035] INFO: task kworker/u8:6:74861 blocked for more than 491 seconds. [328095.325038] Not tainted 6.4.6-arch1-1 #1 [328095.325041] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [328095.325043] task:kworker/u8:6 state:D stack:0 pid:74861 ppid:2 flags:0x00004000 [328095.325051] Workqueue: writeback wb_workfn (flush-254:0) [328095.325059] Call Trace: [328095.325061] [328095.325064] __schedule+0x3e8/0x1410 [328095.325069] ? ttwu_queue_wakelist+0xef/0x110 [328095.325076] ? try_to_wake_up+0xd9/0x610 [328095.325084] schedule+0x5e/0xd0 [328095.325088] schedule_timeout+0x151/0x160 [328095.325096] wait_for_completion+0x8a/0x160 [328095.325103] f2fs_issue_checkpoint+0x11f/0x200 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.325178] f2fs_balance_fs_bg+0x12e/0x390 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.325258] f2fs_write_node_pages+0x78/0x240 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328095.325335] do_writepages+0xcf/0x1e0 [328095.325342] __writeback_single_inode+0x3d/0x360 [328095.325349] writeback_sb_inodes+0x1ed/0x4b0 [328095.325356] __writeback_inodes_wb+0x4c/0xf0 [328095.325362] wb_writeback+0x172/0x2f0 [328095.325368] wb_workfn+0x35b/0x510 [328095.325374] ? __schedule+0x3f0/0x1410 [328095.325378] ? __mod_timer+0x11f/0x370 [328095.325387] process_one_work+0x1c4/0x3d0 [328095.325395] worker_thread+0x51/0x390 [328095.325403] ? __pfx_worker_thread+0x10/0x10 [328095.325410] kthread+0xe5/0x120 [328095.325415] ? __pfx_kthread+0x10/0x10 [328095.325421] ret_from_fork+0x29/0x50 [328095.325430] [328218.206759] INFO: task f2fs_ckpt-254:0:421 blocked for more than 614 seconds. [328218.206768] Not tainted 6.4.6-arch1-1 #1 [328218.206771] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [328218.206773] task:f2fs_ckpt-254:0 state:D stack:0 pid:421 ppid:2 flags:0x00004000 [328218.206779] Call Trace: [328218.206781] [328218.206785] __schedule+0x3e8/0x1410 [328218.206792] ? sysvec_apic_timer_interrupt+0xe/0x90 [328218.206798] schedule+0x5e/0xd0 [328218.206801] schedule_preempt_disabled+0x15/0x30 [328218.206804] rwsem_down_write_slowpath+0x203/0x690 [328218.206812] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.206872] down_write+0x5b/0x60 [328218.206877] __checkpoint_and_complete_reqs+0x7c/0x1b0 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.206928] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.206975] issue_checkpoint_thread+0x4c/0x110 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.207020] ? __pfx_autoremove_wake_function+0x10/0x10 [328218.207027] kthread+0xe5/0x120 [328218.207031] ? __pfx_kthread+0x10/0x10 [328218.207035] ret_from_fork+0x29/0x50 [328218.207042] [328218.207064] INFO: task kworker/u8:6:74861 blocked for more than 614 seconds. [328218.207067] Not tainted 6.4.6-arch1-1 #1 [328218.207068] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [328218.207070] task:kworker/u8:6 state:D stack:0 pid:74861 ppid:2 flags:0x00004000 [328218.207075] Workqueue: writeback wb_workfn (flush-254:0) [328218.207081] Call Trace: [328218.207082] [328218.207084] __schedule+0x3e8/0x1410 [328218.207087] ? ttwu_queue_wakelist+0xef/0x110 [328218.207091] ? try_to_wake_up+0xd9/0x610 [328218.207097] schedule+0x5e/0xd0 [328218.207099] schedule_timeout+0x151/0x160 [328218.207105] wait_for_completion+0x8a/0x160 [328218.207109] f2fs_issue_checkpoint+0x11f/0x200 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.207158] f2fs_balance_fs_bg+0x12e/0x390 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.207211] f2fs_write_node_pages+0x78/0x240 [f2fs daaabf438da293fce6726f2a1db3018f0802cf41] [328218.207262] do_writepages+0xcf/0x1e0 [328218.207267] __writeback_single_inode+0x3d/0x360 [328218.207271] writeback_sb_inodes+0x1ed/0x4b0 [328218.207275] __writeback_inodes_wb+0x4c/0xf0 [328218.207279] wb_writeback+0x172/0x2f0 [328218.207282] wb_workfn+0x35b/0x510 [328218.207286] ? __schedule+0x3f0/0x1410 [328218.207288] ? __mod_timer+0x11f/0x370 [328218.207294] process_one_work+0x1c4/0x3d0 [328218.207300] worker_thread+0x51/0x390 [328218.207305] ? __pfx_worker_thread+0x10/0x10 [328218.207310] kthread+0xe5/0x120 [328218.207314] ? __pfx_kthread+0x10/0x10 [328218.207318] ret_from_fork+0x29/0x50 [328218.207324] [328218.207325] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings -- You may reply to this email to add a comment. 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