BUG: Bad page state in process jfsCommit pfn:2396d page:ffffea00008e5b40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x2396d flags: 0xfff00000002007(locked|referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000002007 dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff88805fd69ba0 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 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 6974, ts 334171143434, free_ts 333420415943 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x3b78/0x3d40 mm/page_alloc.c:4192 __alloc_pages+0x272/0x700 mm/page_alloc.c:5464 __page_cache_alloc+0xd4/0x4a0 mm/filemap.c:1022 do_read_cache_page+0x1e5/0x1040 mm/filemap.c:3457 read_mapping_page include/linux/pagemap.h:515 [inline] __get_metapage+0x398/0x1070 fs/jfs/jfs_metapage.c:621 diRead+0x707/0xbb0 fs/jfs/jfs_imap.c:367 jfs_iget+0x88/0x3b0 fs/jfs/inode.c:35 jfs_fill_super+0x826/0xc70 fs/jfs/super.c:585 mount_bdev+0x2c9/0x3f0 fs/super.c:1400 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611 vfs_get_tree+0x88/0x270 fs/super.c:1530 do_new_mount+0x2ba/0xb40 fs/namespace.c:3012 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3540 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page_list+0x1f7/0x8e0 mm/page_alloc.c:3433 release_pages+0x1bb9/0x1f40 mm/swap.c:963 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] tlb_flush_mmu_free mm/mmu_gather.c:240 [inline] tlb_flush_mmu mm/mmu_gather.c:247 [inline] tlb_finish_mmu+0x177/0x320 mm/mmu_gather.c:338 exit_mmap+0x3cd/0x670 mm/mmap.c:3188 __mmput+0x112/0x3b0 kernel/fork.c:1127 exit_mm+0x688/0x7f0 kernel/exit.c:550 do_exit+0x626/0x2480 kernel/exit.c:861 do_group_exit+0x144/0x310 kernel/exit.c:996 get_signal+0xc66/0x14e0 kernel/signal.c:2900 arch_do_signal_or_restart+0xc3/0x1890 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x97/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Modules linked in: CPU: 1 PID: 276 Comm: jfsCommit Not tainted 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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:652 check_free_page_bad mm/page_alloc.c:1199 [inline] check_free_page mm/page_alloc.c:1209 [inline] free_pages_prepare mm/page_alloc.c:1334 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0x48d/0xcf0 mm/page_alloc.c:3317 free_unref_page+0x95/0x2d0 mm/page_alloc.c:3396 txUnlock+0x282/0xca0 fs/jfs/jfs_txnmgr.c:932 txLazyCommit fs/jfs/jfs_txnmgr.c:2716 [inline] jfs_lazycommit+0x5cd/0xc30 fs/jfs/jfs_txnmgr.c:2766 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 page:ffffea00008e5b40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x2396d flags: 0xfff00000002007(locked|referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000002007 dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff88805fd69ba0 00000000ffffffff 0000000000000000 page dumped because: VM_BUG_ON_PAGE(((unsigned int) page_ref_count(page) + 127u <= 127u)) page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x100c40(GFP_NOFS|__GFP_HARDWALL), pid 6974, ts 334171143434, free_ts 333420415943 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x3b78/0x3d40 mm/page_alloc.c:4192 __alloc_pages+0x272/0x700 mm/page_alloc.c:5464 __page_cache_alloc+0xd4/0x4a0 mm/filemap.c:1022 do_read_cache_page+0x1e5/0x1040 mm/filemap.c:3457 read_mapping_page include/linux/pagemap.h:515 [inline] __get_metapage+0x398/0x1070 fs/jfs/jfs_metapage.c:621 diRead+0x707/0xbb0 fs/jfs/jfs_imap.c:367 jfs_iget+0x88/0x3b0 fs/jfs/inode.c:35 jfs_fill_super+0x826/0xc70 fs/jfs/super.c:585 mount_bdev+0x2c9/0x3f0 fs/super.c:1400 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611 vfs_get_tree+0x88/0x270 fs/super.c:1530 do_new_mount+0x2ba/0xb40 fs/namespace.c:3012 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3540 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page_list+0x1f7/0x8e0 mm/page_alloc.c:3433 release_pages+0x1bb9/0x1f40 mm/swap.c:963 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] tlb_flush_mmu_free mm/mmu_gather.c:240 [inline] tlb_flush_mmu mm/mmu_gather.c:247 [inline] tlb_finish_mmu+0x177/0x320 mm/mmu_gather.c:338 exit_mmap+0x3cd/0x670 mm/mmap.c:3188 __mmput+0x112/0x3b0 kernel/fork.c:1127 exit_mm+0x688/0x7f0 kernel/exit.c:550 do_exit+0x626/0x2480 kernel/exit.c:861 do_group_exit+0x144/0x310 kernel/exit.c:996 get_signal+0xc66/0x14e0 kernel/signal.c:2900 arch_do_signal_or_restart+0xc3/0x1890 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x97/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 ------------[ cut here ]------------ kernel BUG at include/linux/mm.h:1213! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 276 Comm: jfsCommit Tainted: G B 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:get_page include/linux/mm.h:1213 [inline] RIP: 0010:put_metapage+0x283/0x290 fs/jfs/jfs_metapage.c:722 Code: 03 38 c1 0f 8c f8 fe ff ff 4c 89 ff e8 66 3d db fe e9 eb fe ff ff e8 2c 65 91 fe 4c 89 e7 48 c7 c6 a0 4c e2 8a e8 3d b7 c7 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41 54 RSP: 0018:ffffc90002cbfcc0 EFLAGS: 00010246 RAX: 4a7dc1c801765900 RBX: 000000000000007f RCX: ffff88801e75d940 RDX: 0000000000000000 RSI: 000000000000ffff RDI: 000000000000ffff RBP: ffff88805fd69ba0 R08: ffffffff81d10e84 R09: ffffed10171e4f24 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00008e5b40 R13: ffff88805fd69bc8 R14: 1ffff1100bfad379 R15: ffffea00008e5b74 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3b2b4b85e8 CR3: 0000000068494000 CR4: 00000000003506e0 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:2716 [inline] jfs_lazycommit+0x5cd/0xc30 fs/jfs/jfs_txnmgr.c:2766 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Modules linked in: ---[ end trace efa767f7b40f0167 ]--- RIP: 0010:get_page include/linux/mm.h:1213 [inline] RIP: 0010:put_metapage+0x283/0x290 fs/jfs/jfs_metapage.c:722 Code: 03 38 c1 0f 8c f8 fe ff ff 4c 89 ff e8 66 3d db fe e9 eb fe ff ff e8 2c 65 91 fe 4c 89 e7 48 c7 c6 a0 4c e2 8a e8 3d b7 c7 fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41 54 RSP: 0018:ffffc90002cbfcc0 EFLAGS: 00010246 RAX: 4a7dc1c801765900 RBX: 000000000000007f RCX: ffff88801e75d940 RDX: 0000000000000000 RSI: 000000000000ffff RDI: 000000000000ffff RBP: ffff88805fd69ba0 R08: ffffffff81d10e84 R09: ffffed10171e4f24 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00008e5b40 R13: ffff88805fd69bc8 R14: 1ffff1100bfad379 R15: ffffea00008e5b74 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3b2b4b85e8 CR3: 0000000073526000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400