page: refcount:2 mapcount:0 mapping:ffff888052c40220 index:0x1334 pfn:0x57534 memcg:ffff88805280a000 aops:f2fs_meta_aops ino:2 flags: 0x4fff400000000a9(locked|waiters|uptodate|lru|node=1|zone=1|lastcpupid=0x7ff) raw: 04fff400000000a9 ffffea00017fa2c8 ffffea00017fa408 ffff888052c40220 raw: 0000000000001334 0000000000000000 00000002ffffffff ffff88805280a000 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 5326, tgid 5325 (syz.0.0), ts 89987966978, free_ts 88454732914 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1d8/0x230 mm/page_alloc.c:1714 prep_new_page mm/page_alloc.c:1722 [inline] get_page_from_freelist+0x21ce/0x22b0 mm/page_alloc.c:3684 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:4974 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2301 alloc_frozen_pages_noprof mm/mempolicy.c:2372 [inline] alloc_pages_noprof+0xa9/0x190 mm/mempolicy.c:2392 folio_alloc_noprof+0x1e/0x30 mm/mempolicy.c:2402 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:2869 [inline] ra_data_block+0x54d/0xeb0 fs/f2fs/gc.c:1263 gc_data_segment fs/f2fs/gc.c:1627 [inline] do_garbage_collect+0x36a4/0x78c0 fs/f2fs/gc.c:1825 f2fs_gc+0xc69/0x2540 fs/f2fs/gc.c:1929 f2fs_balance_fs+0x55b/0x780 fs/f2fs/segment.c:456 f2fs_write_single_data_page+0x10e0/0x1810 fs/f2fs/data.c:2910 f2fs_write_cache_pages fs/f2fs/data.c:3145 [inline] __f2fs_write_data_pages fs/f2fs/data.c:3296 [inline] f2fs_write_data_pages+0x1810/0x31f0 fs/f2fs/data.c:3323 do_writepages+0x32b/0x550 mm/page-writeback.c:2635 page last free pid 5326 tgid 5325 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1258 [inline] free_unref_folios+0xb81/0x14a0 mm/page_alloc.c:2778 folios_put_refs+0x559/0x640 mm/swap.c:992 free_pages_and_swap_cache+0x277/0x520 mm/swap_state.c:266 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline] tlb_batch_pages_flush mm/mmu_gather.c:149 [inline] tlb_flush_mmu_free mm/mmu_gather.c:397 [inline] tlb_flush_mmu+0x3a0/0x680 mm/mmu_gather.c:404 tlb_finish_mmu+0xc3/0x1d0 mm/mmu_gather.c:496 vms_clear_ptes+0x42c/0x540 mm/vma.c:1191 vms_complete_munmap_vmas+0x206/0x8a0 mm/vma.c:1233 do_vmi_align_munmap+0x358/0x420 mm/vma.c:1492 do_vmi_munmap+0x253/0x2e0 mm/vma.c:1540 __vm_munmap+0x23b/0x3d0 mm/vma.c:3014 __do_sys_munmap mm/mmap.c:1084 [inline] __se_sys_munmap mm/mmap.c:1081 [inline] __x64_sys_munmap+0x60/0x70 mm/mmap.c:1081 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 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: 43 Comm: kworker/u4:3 Not tainted 6.15.0-syzkaller-01599-gddddf9d64f73 #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: 34 c9 ff 48 89 df 48 c7 c6 c0 10 74 8b e8 da 69 10 00 90 0f 0b e8 02 34 c9 ff 48 89 df 48 c7 c6 20 09 74 8b e8 c3 69 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:ffffc900005e74e0 EFLAGS: 00010246 RAX: bae74783993fea00 RBX: ffffea00015d4d00 RCX: 0000000000000000 RDX: 0000000000000006 RSI: ffffffff8d757bde RDI: 00000000ffffffff RBP: 0000000000000001 R08: ffffffff8f7fa3b7 R09: 1ffffffff1eff476 R10: dffffc0000000000 R11: fffffbfff1eff477 R12: 1ffffd40002ba9a1 R13: 1ffffd40002ba9a0 R14: ffffea00015d4d08 R15: 0000000000000008 FS: 0000000000000000(0000) GS:ffff88808d6b1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a025d630f0 CR3: 0000000051225000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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+0xadb/0x17a0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x711/0x8a0 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+0x22e/0x230 mm/filemap.c:1525 Code: 34 c9 ff 48 89 df 48 c7 c6 c0 10 74 8b e8 da 69 10 00 90 0f 0b e8 02 34 c9 ff 48 89 df 48 c7 c6 20 09 74 8b e8 c3 69 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:ffffc900005e74e0 EFLAGS: 00010246 RAX: bae74783993fea00 RBX: ffffea00015d4d00 RCX: 0000000000000000 RDX: 0000000000000006 RSI: ffffffff8d757bde RDI: 00000000ffffffff RBP: 0000000000000001 R08: ffffffff8f7fa3b7 R09: 1ffffffff1eff476 R10: dffffc0000000000 R11: fffffbfff1eff477 R12: 1ffffd40002ba9a1 R13: 1ffffd40002ba9a0 R14: ffffea00015d4d08 R15: 0000000000000008 FS: 0000000000000000(0000) GS:ffff88808d6b1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a025d630f0 CR3: 0000000011e50000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400