BUG: Bad page state in process jfsCommit pfn:75c02 page:ffffea0001d70080 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x75c02 flags: 0xfff00000002007(locked|referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000002007 dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff8880792b6aa8 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 4871, ts 116692363345, free_ts 115490355127 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5423 __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+0x95/0x2d0 mm/page_alloc.c:3396 __vunmap+0x8d4/0xa20 mm/vmalloc.c:2621 kcov_put kernel/kcov.c:417 [inline] kcov_close+0x27/0x50 kernel/kcov.c:519 __fput+0x3fe/0x8e0 fs/file_table.c:280 task_work_run+0x129/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x6a3/0x2480 kernel/exit.c:874 do_group_exit+0x144/0x310 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1005 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 Modules linked in: CPU: 0 PID: 274 Comm: jfsCommit Not tainted 5.15.169-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:ffffea0001d70080 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x75c02 flags: 0xfff00000002007(locked|referenced|uptodate|private|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000002007 dead000000000100 dead000000000122 0000000000000000 raw: 000000000000001c ffff8880792b6aa8 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 4871, ts 116692363345, free_ts 115490355127 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5423 __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+0x95/0x2d0 mm/page_alloc.c:3396 __vunmap+0x8d4/0xa20 mm/vmalloc.c:2621 kcov_put kernel/kcov.c:417 [inline] kcov_close+0x27/0x50 kernel/kcov.c:519 __fput+0x3fe/0x8e0 fs/file_table.c:280 task_work_run+0x129/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x6a3/0x2480 kernel/exit.c:874 do_group_exit+0x144/0x310 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1005 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 ------------[ cut here ]------------ kernel BUG at include/linux/mm.h:1213! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 274 Comm: jfsCommit Tainted: G B 5.15.169-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 b6 82 e5 fe e9 eb fe ff ff e8 dc b8 9b fe 4c 89 e7 48 c7 c6 a0 64 c1 8a e8 5d 09 d2 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:ffffc900025d7cc0 EFLAGS: 00010246 RAX: 066cfd0ea3e3af00 RBX: 000000000000007f RCX: ffff88801e485940 RDX: 0000000000000000 RSI: 000000000000ffff RDI: 000000000000ffff RBP: ffff8880792b6aa8 R08: ffffffff81d10064 R09: ffffed10172067a8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001d70080 R13: ffff8880792b6ad0 R14: 1ffff1100f256d5a R15: ffffea0001d700b4 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd4de14f98 CR3: 00000000697b4000 CR4: 00000000003506f0 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 d5bfe3fd700095d7 ]--- 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 b6 82 e5 fe e9 eb fe ff ff e8 dc b8 9b fe 4c 89 e7 48 c7 c6 a0 64 c1 8a e8 5d 09 d2 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:ffffc900025d7cc0 EFLAGS: 00010246 RAX: 066cfd0ea3e3af00 RBX: 000000000000007f RCX: ffff88801e485940 RDX: 0000000000000000 RSI: 000000000000ffff RDI: 000000000000ffff RBP: ffff8880792b6aa8 R08: ffffffff81d10064 R09: ffffed10172067a8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001d70080 R13: ffff8880792b6ad0 R14: 1ffff1100f256d5a R15: ffffea0001d700b4 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3310eff8 CR3: 0000000027ef0000 CR4: 00000000003506e0