BUG: Bad page state in process jfsCommit pfn:204b9 page:ffffea0000812e40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x204b9 flags: 0xfff0000000820d(locked|referenced|uptodate|workingset|private|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff0000000820d dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff88807ebf8000 00000000ffffffff 0000000000000000 page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140c40(GFP_NOFS|__GFP_COMP|__GFP_HARDWALL), pid 5470, tgid 5469 (syz-executor.0), ts 84664754888, free_ts 83887647694 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1d2/0x1f0 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1544 [inline] get_page_from_freelist+0x3376/0x3500 mm/page_alloc.c:3312 __alloc_pages+0x251/0x660 mm/page_alloc.c:4568 alloc_pages_mpol+0x3da/0x640 mm/mempolicy.c:2133 alloc_pages mm/mempolicy.c:2204 [inline] folio_alloc+0x126/0x320 mm/mempolicy.c:2211 filemap_alloc_folio+0xda/0x4f0 mm/filemap.c:974 do_read_cache_folio+0xed/0x800 mm/filemap.c:3655 do_read_cache_page+0x30/0x1f0 mm/filemap.c:3757 read_mapping_page include/linux/pagemap.h:871 [inline] __get_metapage+0x32c/0x1040 fs/jfs/jfs_metapage.c:620 diRead+0x5f0/0xad0 fs/jfs/jfs_imap.c:364 jfs_iget+0x88/0x3b0 fs/jfs/inode.c:35 jfs_fill_super+0x804/0xc40 fs/jfs/super.c:580 mount_bdev+0x233/0x300 fs/super.c:1650 legacy_get_tree+0xeb/0x180 fs/fs_context.c:662 vfs_get_tree+0x88/0x280 fs/super.c:1771 do_new_mount+0x28b/0xae0 fs/namespace.c:3337 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1137 [inline] free_unref_page_prepare+0x915/0xa30 mm/page_alloc.c:2347 free_unref_page+0x33/0x3e0 mm/page_alloc.c:2487 discard_slab mm/slub.c:2116 [inline] __unfreeze_partials+0x1dc/0x220 mm/slub.c:2655 put_cpu_partial+0x17b/0x250 mm/slub.c:2731 __slab_free+0x2b2/0x380 mm/slub.c:3679 qlink_free mm/kasan/quarantine.c:168 [inline] qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x147/0x160 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x1f/0x70 mm/kasan/common.c:305 kasan_slab_alloc include/linux/kasan.h:188 [inline] slab_post_alloc_hook+0x6c/0x3b0 mm/slab.h:763 slab_alloc_node mm/slub.c:3478 [inline] __kmem_cache_alloc_node+0x1c8/0x2f0 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1006 [inline] __kmalloc_node+0xa3/0x220 mm/slab_common.c:1014 kmalloc_array_node include/linux/slab.h:698 [inline] kcalloc_node include/linux/slab.h:703 [inline] memcg_alloc_slab_cgroups+0x7d/0x120 mm/memcontrol.c:2968 account_slab mm/slab.h:637 [inline] allocate_slab mm/slub.c:2035 [inline] new_slab+0xc0/0x2d0 mm/slub.c:2070 ___slab_alloc+0xc75/0x1300 mm/slub.c:3223 __slab_alloc mm/slub.c:3322 [inline] __slab_alloc_node mm/slub.c:3375 [inline] slab_alloc_node mm/slub.c:3468 [inline] slab_alloc mm/slub.c:3486 [inline] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] kmem_cache_alloc+0x213/0x330 mm/slub.c:3502 vm_area_alloc+0x20/0x1c0 kernel/fork.c:485 Modules linked in: CPU: 0 PID: 109 Comm: jfsCommit Not tainted 6.7.0-rc3-syzkaller-g2cc14f52aeb7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 bad_page+0x14b/0x170 mm/page_alloc.c:514 free_page_is_bad mm/page_alloc.c:960 [inline] free_pages_prepare mm/page_alloc.c:1129 [inline] free_unref_page_prepare+0x9d4/0xa30 mm/page_alloc.c:2347 free_unref_page+0x33/0x3e0 mm/page_alloc.c:2487 txUnlock+0x282/0xca0 fs/jfs/jfs_txnmgr.c:932 txLazyCommit fs/jfs/jfs_txnmgr.c:2682 [inline] jfs_lazycommit+0x5d0/0xb60 fs/jfs/jfs_txnmgr.c:2732 kthread+0x2cf/0x360 kernel/kthread.c:388 ret_from_fork+0x44/0x70 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 page:ffffea0000812e40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x204b9 flags: 0xfff0000000820d(locked|referenced|uptodate|workingset|private|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff0000000820d dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff88807ebf8000 00000000ffffffff 0000000000000000 page dumped because: VM_BUG_ON_FOLIO(((unsigned int) folio_ref_count(folio) + 127u <= 127u)) page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140c40(GFP_NOFS|__GFP_COMP|__GFP_HARDWALL), pid 5470, tgid 5469 (syz-executor.0), ts 84664754888, free_ts 83887647694 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1d2/0x1f0 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1544 [inline] get_page_from_freelist+0x3376/0x3500 mm/page_alloc.c:3312 __alloc_pages+0x251/0x660 mm/page_alloc.c:4568 alloc_pages_mpol+0x3da/0x640 mm/mempolicy.c:2133 alloc_pages mm/mempolicy.c:2204 [inline] folio_alloc+0x126/0x320 mm/mempolicy.c:2211 filemap_alloc_folio+0xda/0x4f0 mm/filemap.c:974 do_read_cache_folio+0xed/0x800 mm/filemap.c:3655 do_read_cache_page+0x30/0x1f0 mm/filemap.c:3757 read_mapping_page include/linux/pagemap.h:871 [inline] __get_metapage+0x32c/0x1040 fs/jfs/jfs_metapage.c:620 diRead+0x5f0/0xad0 fs/jfs/jfs_imap.c:364 jfs_iget+0x88/0x3b0 fs/jfs/inode.c:35 jfs_fill_super+0x804/0xc40 fs/jfs/super.c:580 mount_bdev+0x233/0x300 fs/super.c:1650 legacy_get_tree+0xeb/0x180 fs/fs_context.c:662 vfs_get_tree+0x88/0x280 fs/super.c:1771 do_new_mount+0x28b/0xae0 fs/namespace.c:3337 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1137 [inline] free_unref_page_prepare+0x915/0xa30 mm/page_alloc.c:2347 free_unref_page+0x33/0x3e0 mm/page_alloc.c:2487 discard_slab mm/slub.c:2116 [inline] __unfreeze_partials+0x1dc/0x220 mm/slub.c:2655 put_cpu_partial+0x17b/0x250 mm/slub.c:2731 __slab_free+0x2b2/0x380 mm/slub.c:3679 qlink_free mm/kasan/quarantine.c:168 [inline] qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x147/0x160 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x1f/0x70 mm/kasan/common.c:305 kasan_slab_alloc include/linux/kasan.h:188 [inline] slab_post_alloc_hook+0x6c/0x3b0 mm/slab.h:763 slab_alloc_node mm/slub.c:3478 [inline] __kmem_cache_alloc_node+0x1c8/0x2f0 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1006 [inline] __kmalloc_node+0xa3/0x220 mm/slab_common.c:1014 kmalloc_array_node include/linux/slab.h:698 [inline] kcalloc_node include/linux/slab.h:703 [inline] memcg_alloc_slab_cgroups+0x7d/0x120 mm/memcontrol.c:2968 account_slab mm/slab.h:637 [inline] allocate_slab mm/slub.c:2035 [inline] new_slab+0xc0/0x2d0 mm/slub.c:2070 ___slab_alloc+0xc75/0x1300 mm/slub.c:3223 __slab_alloc mm/slub.c:3322 [inline] __slab_alloc_node mm/slub.c:3375 [inline] slab_alloc_node mm/slub.c:3468 [inline] slab_alloc mm/slub.c:3486 [inline] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] kmem_cache_alloc+0x213/0x330 mm/slub.c:3502 vm_area_alloc+0x20/0x1c0 kernel/fork.c:485 ------------[ cut here ]------------ kernel BUG at include/linux/mm.h:1449! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 109 Comm: jfsCommit Tainted: G B 6.7.0-rc3-syzkaller-g2cc14f52aeb7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:folio_get include/linux/mm.h:1449 [inline] RIP: 0010:get_page include/linux/mm.h:1455 [inline] RIP: 0010:put_metapage+0x25c/0x300 fs/jfs/jfs_metapage.c:750 Code: 2c 24 49 81 e5 ff 0f 00 00 74 21 e8 9e e4 77 fe e9 9b 00 00 00 e8 94 e4 77 fe 48 8b 3c 24 48 c7 c6 a0 4b 46 8b e8 64 2b bd fe <0f> 0b 48 8b 1c 24 48 89 df be 08 00 00 00 e8 61 82 d6 fe 48 c1 eb RSP: 0018:ffffc90002cbfc98 EFLAGS: 00010246 RAX: ea93e5fad2625600 RBX: 000000000000007f RCX: ffffffff816d2b5c RDX: 0000000000000000 RSI: ffffffff8b5f8140 RDI: ffffffff8b5f8100 RBP: ffff88807ebf8000 R08: ffffffff8e9bf6af R09: 1ffffffff1d37ed5 R10: dffffc0000000000 R11: fffffbfff1d37ed6 R12: dffffc0000000000 R13: ffffea0000812e74 R14: 1ffff1100fd7f005 R15: ffff88807ebf8028 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e909ae5000 CR3: 0000000028193000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txUnlock+0x42f/0xca0 fs/jfs/jfs_txnmgr.c:947 txLazyCommit fs/jfs/jfs_txnmgr.c:2682 [inline] jfs_lazycommit+0x5d0/0xb60 fs/jfs/jfs_txnmgr.c:2732 kthread+0x2cf/0x360 kernel/kthread.c:388 ret_from_fork+0x44/0x70 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_get include/linux/mm.h:1449 [inline] RIP: 0010:get_page include/linux/mm.h:1455 [inline] RIP: 0010:put_metapage+0x25c/0x300 fs/jfs/jfs_metapage.c:750 Code: 2c 24 49 81 e5 ff 0f 00 00 74 21 e8 9e e4 77 fe e9 9b 00 00 00 e8 94 e4 77 fe 48 8b 3c 24 48 c7 c6 a0 4b 46 8b e8 64 2b bd fe <0f> 0b 48 8b 1c 24 48 89 df be 08 00 00 00 e8 61 82 d6 fe 48 c1 eb RSP: 0018:ffffc90002cbfc98 EFLAGS: 00010246 RAX: ea93e5fad2625600 RBX: 000000000000007f RCX: ffffffff816d2b5c RDX: 0000000000000000 RSI: ffffffff8b5f8140 RDI: ffffffff8b5f8100 RBP: ffff88807ebf8000 R08: ffffffff8e9bf6af R09: 1ffffffff1d37ed5 R10: dffffc0000000000 R11: fffffbfff1d37ed6 R12: dffffc0000000000 R13: ffffea0000812e74 R14: 1ffff1100fd7f005 R15: ffff88807ebf8028 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e909ae5000 CR3: 0000000028e27000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400