https://bugzilla.kernel.org/show_bug.cgi?id=216050
Ryotaro Ko (pikate...@gmail.com) changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |pikate...@gmail.com
--- Comment #153 from Ryotaro Ko (pikate...@gmail.com) ---
I applied the patch on the latest archlinux kernel (6.2.10-arch1
https://github.com/pikatenor/linux/tree/archlinux-6.2.10-f2fs) and tried it,
but f2fs_gc still hangs around 2 hours after boot.
[ 0.000000] Linux version 6.2.10-arch1-1-test-507874-g453da3ddc42a
(linux-test@archlinux) (gcc (GCC) 12.2.1 20230201, GNU ld (GNU Binutils) 2.40)
#1 SMP PREEMPT_DYNAMIC Tue, 11 Apr 2023 16:26:44 +0000
[ 0.000000] Command line: initrd=\initramfs-linux-test.img
cryptdevice=UUID=b5b188ee-8355-4638-b192-111ee6371c79:Homie
root=UUID=ca2eb962-9af0-4d5c-869d-9c1916f32a2e rw quiet i915.enable_psr=0
[ 9584.264309] INFO: task f2fs_ckpt-259:4:213 blocked for more than 122
seconds.
[ 9584.264313] Tainted: G U
6.2.10-arch1-1-test-507874-g453da3ddc42a #1
[ 9584.264314] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[ 9584.264315] task:f2fs_ckpt-259:4 state:D stack:0 pid:213 ppid:2
flags:0x00004000
[ 9584.264318] Call Trace:
[ 9584.264319] <TASK>
[ 9584.264321] __schedule+0x3c8/0x12e0
[ 9584.264326] ? select_task_rq_fair+0x16c/0x1c00
[ 9584.264329] ? update_load_avg+0x7e/0x780
[ 9584.264332] schedule+0x5e/0xd0
[ 9584.264333] rwsem_down_write_slowpath+0x329/0x700
[ 9584.264338] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264366] __checkpoint_and_complete_reqs+0x7a/0x1b0 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264390] ? __pfx_issue_checkpoint_thread+0x10/0x10 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264411] issue_checkpoint_thread+0x4c/0x110 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264433] ? __pfx_autoremove_wake_function+0x10/0x10
[ 9584.264437] kthread+0xdb/0x110
[ 9584.264438] ? __pfx_kthread+0x10/0x10
[ 9584.264440] ret_from_fork+0x29/0x50
[ 9584.264445] </TASK>
[ 9584.264508] INFO: task kworker/u16:2:19587 blocked for more than 122
seconds.
[ 9584.264509] Tainted: G U
6.2.10-arch1-1-test-507874-g453da3ddc42a #1
[ 9584.264510] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[ 9584.264510] task:kworker/u16:2 state:D stack:0 pid:19587 ppid:2
flags:0x00004000
[ 9584.264514] Workqueue: writeback wb_workfn (flush-259:0)
[ 9584.264517] Call Trace:
[ 9584.264518] <TASK>
[ 9584.264519] __schedule+0x3c8/0x12e0
[ 9584.264521] ? ttwu_queue_wakelist+0xef/0x110
[ 9584.264524] ? try_to_wake_up+0xd9/0x540
[ 9584.264527] schedule+0x5e/0xd0
[ 9584.264528] schedule_timeout+0x151/0x160
[ 9584.264531] wait_for_completion+0x8a/0x160
[ 9584.264534] f2fs_issue_checkpoint+0x11f/0x200 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264558] f2fs_balance_fs_bg+0x12e/0x390 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264582] f2fs_write_node_pages+0x78/0x240 [f2fs
137a18329c9b4a66b7d5836126aee7155321bd82]
[ 9584.264606] do_writepages+0xc1/0x1d0
[ 9584.264610] __writeback_single_inode+0x3d/0x360
[ 9584.264614] writeback_sb_inodes+0x1ed/0x4a0
[ 9584.264618] __writeback_inodes_wb+0x4c/0xf0
[ 9584.264621] wb_writeback+0x204/0x2f0
[ 9584.264625] wb_workfn+0x354/0x4f0
[ 9584.264627] ? ttwu_queue_wakelist+0xef/0x110
[ 9584.264630] process_one_work+0x1c5/0x3c0
[ 9584.264633] worker_thread+0x51/0x390
[ 9584.264636] ? __pfx_worker_thread+0x10/0x10
[ 9584.264638] kthread+0xdb/0x110
[ 9584.264639] ? __pfx_kthread+0x10/0x10
[ 9584.264641] ret_from_fork+0x29/0x50
[ 9584.264645] </TASK>
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