syzbot

page: refcount:1 mapcount:0 mapping:ffff888043ff0220 index:0x3800 pfn:0x4329c
memcg:ffff88801c2b0d00
aops:f2fs_meta_aops ino:2
flags: 0x4fff40000000029(locked|uptodate|lru|node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff40000000029 ffffea0001057408 ffffea0001079a48 ffff888043ff0220
raw: 0000000000003800 0000000000000000 00000001ffffffff ffff88801c2b0d00
page dumped because: VM_BUG_ON_FOLIO(success && folio_test_uptodate(folio))
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x40c40(GFP_NOFS|__GFP_COMP), pid 5321, tgid 5310 (syz.0.0), ts 71287120799, free_ts 71257452688
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1704
 prep_new_page mm/page_alloc.c:1712 [inline]
 get_page_from_freelist+0x21e4/0x22c0 mm/page_alloc.c:3669
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:4959
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2419
 alloc_frozen_pages_noprof mm/mempolicy.c:2490 [inline]
 alloc_pages_noprof+0xa9/0x190 mm/mempolicy.c:2510
 folio_alloc_noprof+0x1e/0x30 mm/mempolicy.c:2520
 filemap_alloc_folio_noprof+0xdf/0x470 mm/filemap.c:1007
 __filemap_get_folio+0x3f2/0xaf0 mm/filemap.c:1969
 pagecache_get_page+0x2a/0x130 mm/folio-compat.c:81
 f2fs_pagecache_get_page fs/f2fs/f2fs.h:2891 [inline]
 ra_data_block+0x505/0xc90 fs/f2fs/gc.c:1263
 gc_data_segment fs/f2fs/gc.c:1627 [inline]
 do_garbage_collect+0x2ee3/0x64b0 fs/f2fs/gc.c:1823
 f2fs_gc+0xc69/0x2540 fs/f2fs/gc.c:1927
 f2fs_balance_fs+0x5a3/0x750 fs/f2fs/segment.c:465
 f2fs_setattr+0xec9/0x12e0 fs/f2fs/file.c:1147
 notify_change+0xb33/0xe40 fs/attr.c:552
 do_truncate+0x1a4/0x220 fs/open.c:68
page last free pid 5321 tgid 5310 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1248 [inline]
 free_unref_folios+0xc66/0x14d0 mm/page_alloc.c:2763
 folios_put_refs+0x559/0x640 mm/swap.c:992
 folio_batch_release include/linux/pagevec.h:101 [inline]
 truncate_inode_pages_range+0x346/0xda0 mm/truncate.c:383
 truncate_inode_pages mm/truncate.c:460 [inline]
 truncate_pagecache mm/truncate.c:769 [inline]
 truncate_setsize+0xcf/0xf0 mm/truncate.c:794
 f2fs_setattr+0xbe0/0x12e0 fs/f2fs/file.c:1112
 notify_change+0xb33/0xe40 fs/attr.c:552
 do_truncate+0x1a4/0x220 fs/open.c:68
 vfs_truncate+0x493/0x520 fs/open.c:118
 do_sys_truncate+0xdb/0x190 fs/open.c:141
 __do_sys_truncate fs/open.c:153 [inline]
 __se_sys_truncate fs/open.c:151 [inline]
 __x64_sys_truncate+0x5b/0x70 fs/open.c:151
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:1525!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 25 Comm: kworker/u4:2 Not tainted 6.15.0-syzkaller-10769-g7d4e49a77d99 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: loop0 loop_workfn
RIP: 0010:folio_end_read+0x22e/0x230 mm/filemap.c:1525
Code: cf c8 ff 48 89 df 48 c7 c6 60 30 94 8b e8 9a 72 10 00 90 0f 0b e8 62 cf c8 ff 48 89 df 48 c7 c6 c0 28 94 8b e8 83 72 10 00 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa
RSP: 0018:ffffc900004bf440 EFLAGS: 00010246
RAX: 78acfa4c41d5e200 RBX: ffffea00010ca700 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8d9705da RDI: 00000000ffffffff
RBP: 0000000000000001 R08: ffffffff8fa0bcf7 R09: 1ffffffff1f4179e
R10: dffffc0000000000 R11: fffffbfff1f4179f R12: 1ffffd40002194e1
R13: 1ffffd40002194e0 R14: ffffea00010ca708 R15: 0000000000000008
FS:  0000000000000000(0000) GS:ffff88808d25f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000c038 CR3: 00000000431a2000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 f2fs_finish_read_bio+0x2e1/0x3e0 fs/f2fs/data.c:154
 blk_update_request+0x5eb/0xe70 block/blk-mq.c:987
 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1149
 lo_rw_aio_do_completion drivers/block/loop.c:317 [inline]
 lo_rw_aio_complete drivers/block/loop.c:325 [inline]
 lo_rw_aio+0xda6/0xf30 drivers/block/loop.c:398
 do_req_filebacked drivers/block/loop.c:-1 [inline]
 loop_handle_cmd drivers/block/loop.c:1886 [inline]
 loop_process_work+0x810/0xf40 drivers/block/loop.c:1921
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402
 kthread+0x711/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_end_read+0x22e/0x230 mm/filemap.c:1525
Code: cf c8 ff 48 89 df 48 c7 c6 60 30 94 8b e8 9a 72 10 00 90 0f 0b e8 62 cf c8 ff 48 89 df 48 c7 c6 c0 28 94 8b e8 83 72 10 00 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa
RSP: 0018:ffffc900004bf440 EFLAGS: 00010246
RAX: 78acfa4c41d5e200 RBX: ffffea00010ca700 RCX: 0000000000000000
RDX: 0000000000000006 RSI: ffffffff8d9705da RDI: 00000000ffffffff
RBP: 0000000000000001 R08: ffffffff8fa0bcf7 R09: 1ffffffff1f4179e
R10: dffffc0000000000 R11: fffffbfff1f4179f R12: 1ffffd40002194e1
R13: 1ffffd40002194e0 R14: ffffea00010ca708 R15: 0000000000000008
FS:  0000000000000000(0000) GS:ffff88808d25f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000010038 CR3: 0000000011e58000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400