page: refcount:2 mapcount:0 mapping:ffff888045928220 index:0x3904 pfn:0x40a2a memcg:ffff8880125f2000 aops:f2fs_meta_aops ino:2 flags: 0x4fff400000000a9(locked|waiters|uptodate|lru|node=1|zone=1|lastcpupid=0x7ff) raw: 04fff400000000a9 ffffea0001148f08 ffffea0001148ec8 ffff888045928220 raw: 0000000000003904 0000000000000000 00000002ffffffff ffff8880125f2000 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 5323, tgid 5322 (syz.0.0), ts 71533403030, free_ts 71408291572 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1717 prep_new_page mm/page_alloc.c:1725 [inline] get_page_from_freelist+0x352b/0x36c0 mm/page_alloc.c:3652 __alloc_frozen_pages_noprof+0x211/0x5b0 mm/page_alloc.c:4934 alloc_pages_mpol+0x339/0x690 mm/mempolicy.c:2301 alloc_frozen_pages_noprof mm/mempolicy.c:2372 [inline] alloc_pages_noprof+0x121/0x190 mm/mempolicy.c:2392 folio_alloc_noprof+0x1e/0x30 mm/mempolicy.c:2402 filemap_alloc_folio_noprof+0xe4/0x550 mm/filemap.c:1007 __filemap_get_folio+0x423/0xb40 mm/filemap.c:1969 pagecache_get_page+0x2c/0x130 mm/folio-compat.c:81 f2fs_pagecache_get_page fs/f2fs/f2fs.h:2869 [inline] ra_data_block+0x6e0/0x11f0 fs/f2fs/gc.c:1263 gc_data_segment fs/f2fs/gc.c:1627 [inline] do_garbage_collect+0x3e44/0x9160 fs/f2fs/gc.c:1825 f2fs_gc+0xf3c/0x2f60 fs/f2fs/gc.c:1929 f2fs_balance_fs+0x690/0x8c0 fs/f2fs/segment.c:456 f2fs_map_blocks+0x4118/0x4b60 fs/f2fs/data.c:1791 f2fs_preallocate_blocks fs/f2fs/file.c:4917 [inline] f2fs_file_write_iter+0x1130/0x2560 fs/f2fs/file.c:5153 iter_file_splice_write+0xbdf/0x1530 fs/splice.c:738 page last free pid 5323 tgid 5322 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1262 [inline] __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2680 __slab_free+0x2c6/0x390 mm/slub.c:4557 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4151 [inline] slab_alloc_node mm/slub.c:4200 [inline] __do_kmalloc_node mm/slub.c:4330 [inline] __kmalloc_noprof+0x238/0x4d0 mm/slub.c:4343 kmalloc_noprof include/linux/slab.h:909 [inline] skcipher_request_alloc_noprof include/crypto/skcipher.h:851 [inline] fscrypt_crypt_data_unit+0x1d6/0x810 fs/crypto/crypto.c:128 fscrypt_encrypt_pagecache_blocks+0x31b/0x5c0 fs/crypto/crypto.c:205 f2fs_encrypt_one_page+0x1bb/0x810 fs/f2fs/data.c:2517 f2fs_do_write_data_page+0xef8/0x1670 fs/f2fs/data.c:2741 f2fs_write_single_data_page+0xd4e/0x1c50 fs/f2fs/data.c:2873 f2fs_write_cache_pages fs/f2fs/data.c:3145 [inline] __f2fs_write_data_pages fs/f2fs/data.c:3296 [inline] f2fs_write_data_pages+0x1e3b/0x38d0 fs/f2fs/data.c:3323 do_writepages+0x364/0x890 mm/page-writeback.c:2656 filemap_fdatawrite_wbc mm/filemap.c:386 [inline] __filemap_fdatawrite_range mm/filemap.c:419 [inline] filemap_write_and_wait_range+0x2ac/0x3d0 mm/filemap.c:691 f2fs_flush_buffered_write fs/f2fs/file.c:4980 [inline] f2fs_file_write_iter+0x8d1/0x2560 fs/f2fs/file.c:5195 iter_file_splice_write+0xbdf/0x1530 fs/splice.c:738 ------------[ cut here ]------------ kernel BUG at mm/filemap.c:1525! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 1045 Comm: kworker/u4:9 Not tainted 6.15.0-rc1-syzkaller-00333-g5aaaedb0cb54 #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+0x239/0x240 mm/filemap.c:1525 Code: b7 c5 ff 4c 89 ef 48 c7 c6 c0 11 54 8c e8 0f 11 12 00 90 0f 0b e8 c7 b7 c5 ff 4c 89 ef 48 c7 c6 20 0a 54 8c e8 f8 10 12 00 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900025d7448 EFLAGS: 00010246 RAX: 943d5a425bd40800 RBX: 0000000000000008 RCX: ffffffff9368d020 RDX: dffffc0000000000 RSI: ffffffff8e69d025 RDI: 0000000000000001 RBP: 0000000000000000 R08: ffffffff905fe077 R09: 1ffffffff20bfc0e R10: dffffc0000000000 R11: fffffbfff20bfc0f R12: ffffea0001028a88 R13: ffffea0001028a80 R14: 1ffffd4000205151 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb33f592fe0 CR3: 00000000128bc000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: f2fs_finish_read_bio+0x354/0x490 fs/f2fs/data.c:154 blk_update_request+0x5e5/0x1160 block/blk-mq.c:983 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1145 loop_handle_cmd drivers/block/loop.c:1960 [inline] loop_process_work+0x1bdf/0x21d0 drivers/block/loop.c:1978 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319 worker_thread+0x870/0xd50 kernel/workqueue.c:3400 kthread+0x7b7/0x940 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_end_read+0x239/0x240 mm/filemap.c:1525 Code: b7 c5 ff 4c 89 ef 48 c7 c6 c0 11 54 8c e8 0f 11 12 00 90 0f 0b e8 c7 b7 c5 ff 4c 89 ef 48 c7 c6 20 0a 54 8c e8 f8 10 12 00 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900025d7448 EFLAGS: 00010246 RAX: 943d5a425bd40800 RBX: 0000000000000008 RCX: ffffffff9368d020 RDX: dffffc0000000000 RSI: ffffffff8e69d025 RDI: 0000000000000001 RBP: 0000000000000000 R08: ffffffff905fe077 R09: 1ffffffff20bfc0e R10: dffffc0000000000 R11: fffffbfff20bfc0f R12: ffffea0001028a88 R13: ffffea0001028a80 R14: 1ffffd4000205151 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb33f592fe0 CR3: 00000000123f4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400