ntfs: (device loop3): load_and_init_upcase(): Failed to load $UpCase from the volume. Using default. ntfs: volume version 3.1. ================================================================== BUG: KASAN: slab-out-of-bounds in arch_test_bit include/asm-generic/bitops/non-atomic.h:118 [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 ffff0000de787ec0 by task syz.3.208/5279 CPU: 1 PID: 5279 Comm: syz.3.208 Not tainted 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x174/0x1e4 mm/kasan/report.c:451 __asan_report_load8_noabort+0x44/0x50 mm/kasan/report_generic.c:309 arch_test_bit include/asm-generic/bitops/non-atomic.h:118 [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:873 ilookup5_nowait fs/inode.c:1425 [inline] ilookup5+0xb8/0x1e0 fs/inode.c:1454 iget5_locked+0x48/0x230 fs/inode.c:1235 ntfs_iget+0xcc/0x19c fs/ntfs/inode.c:168 load_and_check_logfile+0x48/0x114 fs/ntfs/super.c:1208 load_system_files+0x2fb0/0x4228 fs/ntfs/super.c:1941 ntfs_fill_super+0x1670/0x24e8 fs/ntfs/super.c:2894 mount_bdev+0x274/0x370 fs/super.c:1400 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3051 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1530 do_new_mount+0x278/0x8fc fs/namespace.c:3012 path_mount+0x594/0x101c fs/namespace.c:3342 do_mount fs/namespace.c:3355 [inline] __do_sys_mount fs/namespace.c:3563 [inline] __se_sys_mount fs/namespace.c:3540 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3540 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Allocated by task 857: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] __kasan_slab_alloc+0x8c/0xcc mm/kasan/common.c:467 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook+0x74/0x3f4 mm/slab.h:519 slab_alloc_node mm/slub.c:3220 [inline] slab_alloc mm/slub.c:3228 [inline] kmem_cache_alloc+0x1dc/0x45c mm/slub.c:3233 alloc_inode fs/inode.c:238 [inline] new_inode_pseudo+0x110/0x200 fs/inode.c:976 new_inode+0x38/0x174 fs/inode.c:1005 debugfs_get_inode fs/debugfs/inode.c:72 [inline] __debugfs_create_file+0x13c/0x464 fs/debugfs/inode.c:409 debugfs_create_file_unsafe+0x60/0x78 fs/debugfs/inode.c:500 debugfs_create_u32_array+0x44/0x58 fs/debugfs/file.c:1105 nsim_udp_tunnels_info_create+0x1b4/0x6d0 drivers/net/netdevsim/udp_tunnels.c:153 nsim_init_netdevsim drivers/net/netdevsim/netdev.c:306 [inline] nsim_create+0x254/0x370 drivers/net/netdevsim/netdev.c:365 __nsim_dev_port_add+0x584/0x948 drivers/net/netdevsim/dev.c:1312 nsim_dev_port_add_all drivers/net/netdevsim/dev.c:1372 [inline] nsim_dev_reload_create drivers/net/netdevsim/dev.c:1421 [inline] nsim_dev_reload_up+0x564/0x790 drivers/net/netdevsim/dev.c:910 devlink_reload+0x2ac/0x630 net/core/devlink.c:3970 devlink_pernet_pre_exit+0x1b4/0x378 net/core/devlink.c:11543 ops_pre_exit_list net/core/net_namespace.c:162 [inline] cleanup_net+0x47c/0x9bc net/core/net_namespace.c:587 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Last potentially related work creation: kasan_save_stack+0x38/0x68 mm/kasan/common.c:38 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 __call_rcu kernel/rcu/tree.c:3007 [inline] call_rcu+0x118/0xb40 kernel/rcu/tree.c:3087 destroy_inode fs/inode.c:291 [inline] evict+0x7ac/0x894 fs/inode.c:637 iput_final fs/inode.c:1744 [inline] iput+0x744/0x824 fs/inode.c:1770 dentry_unlink_inode+0x37c/0x4bc fs/dcache.c:380 __dentry_kill+0x324/0x5e4 fs/dcache.c:586 dentry_kill+0xc8/0x250 dput+0x21c/0x458 fs/dcache.c:893 find_next_child fs/libfs.c:264 [inline] simple_recursive_removal+0x21c/0x6e0 fs/libfs.c:279 debugfs_remove+0x60/0x88 fs/debugfs/inode.c:745 nsim_dev_port_debugfs_exit drivers/net/netdevsim/dev.c:347 [inline] __nsim_dev_port_del+0x164/0x1a8 drivers/net/netdevsim/dev.c:1350 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1362 [inline] nsim_dev_reload_destroy+0x13c/0x214 drivers/net/netdevsim/dev.c:1561 nsim_dev_remove+0x5c/0x108 drivers/net/netdevsim/dev.c:1577 nsim_bus_remove+0x20/0x30 drivers/net/netdevsim/bus.c:381 __device_release_driver drivers/base/dd.c:1227 [inline] device_release_driver_internal+0x428/0x6ac drivers/base/dd.c:1262 device_release_driver+0x28/0x38 drivers/base/dd.c:1285 bus_remove_device+0x298/0x38c drivers/base/bus.c:531 device_del+0x57c/0x9b4 drivers/base/core.c:3600 device_unregister+0x2c/0xcc drivers/base/core.c:3633 nsim_bus_dev_del drivers/net/netdevsim/bus.c:454 [inline] del_device_store+0x2a4/0x3bc drivers/net/netdevsim/bus.c:354 bus_attr_store+0x80/0xa4 drivers/base/bus.c:124 sysfs_kf_write+0x200/0x280 fs/sysfs/file.c:139 kernfs_fop_write_iter+0x334/0x48c fs/kernfs/file.c:296 call_write_iter include/linux/fs.h:2174 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0x884/0xb44 fs/read_write.c:594 ksys_write+0x15c/0x26c fs/read_write.c:647 __do_sys_write fs/read_write.c:659 [inline] __se_sys_write fs/read_write.c:656 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:656 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Second to last potentially related work creation: kasan_save_stack+0x38/0x68 mm/kasan/common.c:38 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 __call_rcu kernel/rcu/tree.c:3007 [inline] call_rcu+0x118/0xb40 kernel/rcu/tree.c:3087 destroy_inode fs/inode.c:291 [inline] evict+0x7ac/0x894 fs/inode.c:637 iput_final fs/inode.c:1744 [inline] iput+0x744/0x824 fs/inode.c:1770 dentry_unlink_inode+0x37c/0x4bc fs/dcache.c:380 __dentry_kill+0x324/0x5e4 fs/dcache.c:586 dentry_kill+0xc8/0x250 dput+0x21c/0x458 fs/dcache.c:893 simple_recursive_removal+0x6a0/0x6e0 fs/libfs.c:305 debugfs_remove+0x60/0x88 fs/debugfs/inode.c:745 nsim_ipsec_teardown+0x7c/0xcc drivers/net/netdevsim/ipsec.c:298 nsim_destroy+0xa8/0x164 drivers/net/netdevsim/netdev.c:384 __nsim_dev_port_del+0x148/0x1a8 drivers/net/netdevsim/dev.c:1349 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1362 [inline] nsim_dev_reload_destroy+0x13c/0x214 drivers/net/netdevsim/dev.c:1561 nsim_dev_reload_down+0xfc/0x16c drivers/net/netdevsim/dev.c:883 devlink_reload+0x1f4/0x630 net/core/devlink.c:3963 devlink_pernet_pre_exit+0x1b4/0x378 net/core/devlink.c:11543 ops_pre_exit_list net/core/net_namespace.c:162 [inline] cleanup_net+0x47c/0x9bc net/core/net_namespace.c:587 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 The buggy address belongs to the object at ffff0000de7877b0 which belongs to the cache inode_cache of size 1168 The buggy address is located 640 bytes to the right of 1168-byte region [ffff0000de7877b0, ffff0000de787c40) The buggy address belongs to the page: page:00000000893abeea refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11e784 head:00000000893abeea order:2 compound_mapcount:0 compound_pincount:0 memcg:ffff0000e84fb501 flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0840480 raw: 0000000000000000 00000000000c000c 00000001ffffffff ffff0000e84fb501 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000de787d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000de787e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000de787e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff0000de787f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000de787f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================