loop5: detected capacity change from 0 to 4096 ================================================================== BUG: KASAN: slab-out-of-bounds in generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline] BUG: KASAN: slab-out-of-bounds in NInoAttr fs/ntfs/inode.h:200 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_test_inode+0x8c/0x29c fs/ntfs/inode.c:55 Read of size 8 at addr ffff00011c60ee20 by task syz-executor.5/11917 CPU: 1 PID: 11917 Comm: syz-executor.5 Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0x174/0x514 mm/kasan/report.c:475 kasan_report+0xd8/0x138 mm/kasan/report.c:588 __asan_report_load8_noabort+0x20/0x2c mm/kasan/report_generic.c:381 generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline] NInoAttr fs/ntfs/inode.h:200 [inline] ntfs_test_inode+0x8c/0x29c fs/ntfs/inode.c:55 find_inode+0x170/0x3b4 fs/inode.c:901 ilookup5_nowait fs/inode.c:1456 [inline] ilookup5+0xc0/0x1e4 fs/inode.c:1485 iget5_locked+0x48/0x234 fs/inode.c:1266 ntfs_iget+0xcc/0x19c fs/ntfs/inode.c:168 load_system_files+0x2720/0x4734 fs/ntfs/super.c:1855 ntfs_fill_super+0x14e0/0x2314 fs/ntfs/super.c:2900 mount_bdev+0x1e8/0x2b4 fs/super.c:1629 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3057 legacy_get_tree+0xd4/0x16c fs/fs_context.c:638 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Allocated by task 11172: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x7c mm/kasan/common.c:52 kasan_save_alloc_info+0x24/0x30 mm/kasan/generic.c:511 __kasan_slab_alloc+0x74/0x8c mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:188 [inline] slab_post_alloc_hook+0x90/0x4a0 mm/slab.h:762 slab_alloc_node mm/slub.c:3478 [inline] slab_alloc mm/slub.c:3486 [inline] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] kmem_cache_alloc_lru+0x194/0x394 mm/slub.c:3509 alloc_inode_sb include/linux/fs.h:2868 [inline] ntfs_alloc_inode+0x2c/0x80 fs/ntfs3/super.c:546 alloc_inode fs/inode.c:259 [inline] iget5_locked+0xa4/0x234 fs/inode.c:1269 ntfs_iget5+0xc0/0x2b1c fs/ntfs3/inode.c:525 ntfs_loadlog_and_replay+0x148/0x448 fs/ntfs3/fsntfs.c:297 ntfs_fill_super+0x2388/0x3ed4 fs/ntfs3/super.c:1222 get_tree_bdev+0x33c/0x4a8 fs/super.c:1577 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1637 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Last potentially related work creation: kasan_save_stack+0x40/0x6c mm/kasan/common.c:45 __kasan_record_aux_stack+0xcc/0xe8 mm/kasan/generic.c:492 kasan_record_aux_stack_noalloc+0x14/0x20 mm/kasan/generic.c:502 __call_rcu_common kernel/rcu/tree.c:2653 [inline] call_rcu+0x104/0xaf4 kernel/rcu/tree.c:2767 destroy_inode fs/inode.c:314 [inline] evict+0x5fc/0x68c fs/inode.c:679 iput_final fs/inode.c:1775 [inline] iput+0x734/0x818 fs/inode.c:1801 iget_failed+0x13c/0x188 fs/bad_inode.c:248 ntfs_read_mft fs/ntfs3/inode.c:496 [inline] ntfs_iget5+0x6dc/0x2b1c fs/ntfs3/inode.c:532 ntfs_loadlog_and_replay+0x148/0x448 fs/ntfs3/fsntfs.c:297 ntfs_fill_super+0x2388/0x3ed4 fs/ntfs3/super.c:1222 get_tree_bdev+0x33c/0x4a8 fs/super.c:1577 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1637 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Second to last potentially related work creation: kasan_save_stack+0x40/0x6c mm/kasan/common.c:45 __kasan_record_aux_stack+0xcc/0xe8 mm/kasan/generic.c:492 kasan_record_aux_stack_noalloc+0x14/0x20 mm/kasan/generic.c:502 __call_rcu_common kernel/rcu/tree.c:2653 [inline] call_rcu+0x104/0xaf4 kernel/rcu/tree.c:2767 destroy_inode fs/inode.c:314 [inline] evict+0x5fc/0x68c fs/inode.c:679 iput_final fs/inode.c:1775 [inline] iput+0x734/0x818 fs/inode.c:1801 ntfs_loadlog_and_replay+0x248/0x448 fs/ntfs3/fsntfs.c:326 ntfs_fill_super+0x2388/0x3ed4 fs/ntfs3/super.c:1222 get_tree_bdev+0x33c/0x4a8 fs/super.c:1577 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1637 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 The buggy address belongs to the object at ffff00011c60e740 which belongs to the cache ntfs_inode_cache of size 1760 The buggy address is located 0 bytes to the right of allocated 1760-byte region [ffff00011c60e740, ffff00011c60ee20) The buggy address belongs to the physical page: page:000000009a55168c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x15c608 head:000000009a55168c order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0 memcg:ffff0000c6c3d701 flags: 0x5ffc00000000840(slab|head|node=0|zone=2|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 05ffc00000000840 ffff0000c40478c0 fffffc0004674600 0000000000000002 raw: 0000000000000000 0000000080110011 00000001ffffffff ffff0000c6c3d701 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff00011c60ed00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff00011c60ed80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff00011c60ee00: fb fb fb fb fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff00011c60ee80: fc fc fc fc 00 00 00 00 00 00 00 00 00 00 00 00 ffff00011c60ef00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== ------------[ cut here ]------------ kernel BUG at fs/ntfs/mft.c:45! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 11917 Comm: syz-executor.5 Tainted: G B 6.6.0-rc3-syzkaller-gbf6547d8715b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : map_mft_record_page fs/ntfs/mft.c:45 [inline] pc : map_mft_record+0x67c/0x7b4 fs/ntfs/mft.c:156 lr : map_mft_record_page fs/ntfs/mft.c:45 [inline] lr : map_mft_record+0x67c/0x7b4 fs/ntfs/mft.c:156 sp : ffff8000a62f7640 x29: ffff8000a62f7680 x28: 1fffe000238c1df1 x27: ffff00011c60eef8 x26: 1fffe000238c1dc7 x25: ffff0000da6e0fe0 x24: dfff800000000000 x23: ffff00011c60ef88 x22: ffff00011c60edd0 x21: ffff00011c60ee34 x20: ffff00011c60ee38 x19: 0000000000000000 x18: 1fffe000368379ce x17: ffff80008e19d000 x16: ffff8000802771bc x15: 0000000000000001 x14: 1ffff00014c5ee74 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff800096d89000 x8 : 0000000000040000 x7 : 0000000000000000 x6 : ffff8000816b72dc x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000816b7314 x2 : 0000000000000000 x1 : 0000000000000008 x0 : 0000000000000000 Call trace: map_mft_record_page fs/ntfs/mft.c:45 [inline] map_mft_record+0x67c/0x7b4 fs/ntfs/mft.c:156 load_system_files+0x279c/0x4734 fs/ntfs/super.c:1863 ntfs_fill_super+0x14e0/0x2314 fs/ntfs/super.c:2900 mount_bdev+0x1e8/0x2b4 fs/super.c:1629 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3057 legacy_get_tree+0xd4/0x16c fs/fs_context.c:638 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Code: 88097ea8 35ffffa9 17fffe76 97b99ff6 (d4210000) ---[ end trace 0000000000000000 ]---