ntfs3: loop4: Different NTFS sector size (4096) and media sector size (512). ntfs3: loop4: Failed to initialize $Extend/$Reparse. ntfs3: loop4: Mark volume as dirty due to NTFS errors ================================================================== BUG: KASAN: slab-out-of-bounds in ntfs_list_ea fs/ntfs3/xattr.c:232 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_listxattr+0x3b6/0x5b0 fs/ntfs3/xattr.c:733 Read of size 48 at addr ffff888018f7c3b0 by task syz-executor.4/29447 CPU: 0 PID: 29447 Comm: syz-executor.4 Not tainted 6.7.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0x163/0x540 mm/kasan/report.c:475 kasan_report+0x142/0x170 mm/kasan/report.c:588 kasan_check_range+0x27e/0x290 mm/kasan/generic.c:187 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105 ntfs_list_ea fs/ntfs3/xattr.c:232 [inline] ntfs_listxattr+0x3b6/0x5b0 fs/ntfs3/xattr.c:733 vfs_listxattr fs/xattr.c:494 [inline] listxattr+0x103/0x280 fs/xattr.c:841 path_listxattr fs/xattr.c:865 [inline] __do_sys_llistxattr fs/xattr.c:883 [inline] __se_sys_llistxattr fs/xattr.c:880 [inline] __x64_sys_llistxattr+0x173/0x230 fs/xattr.c:880 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fcfe407cce9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcfe4d0e0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000c3 RAX: ffffffffffffffda RBX: 00007fcfe419bf80 RCX: 00007fcfe407cce9 RDX: 000000000000006b RSI: 00000000200000c0 RDI: 0000000020000080 RBP: 00007fcfe40c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fcfe419bf80 R15: 00007fffe14e9aa8 Allocated by task 29447: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4f/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:198 [inline] __do_kmalloc_node mm/slab_common.c:1007 [inline] __kmalloc+0xb3/0x1a0 mm/slab_common.c:1020 kmalloc include/linux/slab.h:604 [inline] ntfs_read_ea+0x48e/0xa10 fs/ntfs3/xattr.c:118 ntfs_list_ea fs/ntfs3/xattr.c:204 [inline] ntfs_listxattr+0x17d/0x5b0 fs/ntfs3/xattr.c:733 vfs_listxattr fs/xattr.c:494 [inline] listxattr+0x103/0x280 fs/xattr.c:841 path_listxattr fs/xattr.c:865 [inline] __do_sys_llistxattr fs/xattr.c:883 [inline] __se_sys_llistxattr fs/xattr.c:880 [inline] __x64_sys_llistxattr+0x173/0x230 fs/xattr.c:880 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b The buggy address belongs to the object at ffff888018f7c380 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 48 bytes inside of allocated 60-byte region [ffff888018f7c380, ffff888018f7c3bc) The buggy address belongs to the physical page: page:ffffea000063df00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x18f7c flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff00000000800 ffff888012c41640 ffffea0001f07180 dead000000000002 raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL), pid 4511, tgid 4511 (udevd), ts 968813108692, free_ts 922473856119 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x1e6/0x210 mm/page_alloc.c:1537 prep_new_page mm/page_alloc.c:1544 [inline] get_page_from_freelist+0x33ea/0x3570 mm/page_alloc.c:3312 __alloc_pages+0x255/0x680 mm/page_alloc.c:4568 alloc_pages_mpol+0x3de/0x640 mm/mempolicy.c:2133 alloc_slab_page+0x6a/0x170 mm/slub.c:1870 allocate_slab mm/slub.c:2017 [inline] new_slab+0x84/0x2f0 mm/slub.c:2070 ___slab_alloc+0xc8a/0x1330 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] __kmem_cache_alloc_node+0x21d/0x300 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1006 [inline] __kmalloc+0xa2/0x1a0 mm/slab_common.c:1020 kmalloc include/linux/slab.h:604 [inline] kzalloc include/linux/slab.h:721 [inline] tomoyo_encode2 security/tomoyo/realpath.c:45 [inline] tomoyo_encode+0x26f/0x530 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x598/0x5e0 security/tomoyo/realpath.c:283 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_check_open_permission+0x255/0x500 security/tomoyo/file.c:771 security_file_open+0x63/0xa0 security/security.c:2836 do_dentry_open+0x327/0x1590 fs/open.c:935 do_open fs/namei.c:3622 [inline] path_openat+0x2849/0x3290 fs/namei.c:3779 do_filp_open+0x234/0x490 fs/namei.c:3809 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+0x931/0xa60 mm/page_alloc.c:2347 free_unref_page_list+0x5a0/0x840 mm/page_alloc.c:2533 release_pages+0x2117/0x2400 mm/swap.c:1042 tlb_batch_pages_flush mm/mmu_gather.c:98 [inline] tlb_flush_mmu_free mm/mmu_gather.c:293 [inline] tlb_flush_mmu+0x34c/0x4e0 mm/mmu_gather.c:300 tlb_finish_mmu+0xd4/0x1f0 mm/mmu_gather.c:392 exit_mmap+0x4d3/0xc60 mm/mmap.c:3321 __mmput+0x115/0x3c0 kernel/fork.c:1349 exit_mm+0x21f/0x300 kernel/exit.c:567 do_exit+0x9af/0x2740 kernel/exit.c:856 do_group_exit+0x206/0x2c0 kernel/exit.c:1018 get_signal+0x1769/0x1840 kernel/signal.c:2904 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:309 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168 exit_to_user_mode_prepare+0xb1/0x150 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x69/0x2a0 kernel/entry/common.c:296 do_syscall_64+0x52/0x110 arch/x86/entry/common.c:89 Memory state around the buggy address: ffff888018f7c280: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff888018f7c300: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc >ffff888018f7c380: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc ^ ffff888018f7c400: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc ffff888018f7c480: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ==================================================================