ntfs3: loop3: Mark volume as dirty due to NTFS errors ================================================================== BUG: KASAN: slab-out-of-bounds in ntfs_list_ea fs/ntfs3/xattr.c:227 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_listxattr+0x310/0x49c fs/ntfs3/xattr.c:728 Read of size 48 at addr ffff0000d6b5b2b0 by task syz-executor.3/13997 CPU: 0 PID: 13997 Comm: syz-executor.3 Not tainted 6.5.0-rc7-syzkaller-gfe4469582053 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 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 kasan_check_range+0x254/0x294 mm/kasan/generic.c:187 __asan_memcpy+0x3c/0x84 mm/kasan/shadow.c:105 ntfs_list_ea fs/ntfs3/xattr.c:227 [inline] ntfs_listxattr+0x310/0x49c fs/ntfs3/xattr.c:728 vfs_listxattr fs/xattr.c:494 [inline] listxattr+0x108/0x368 fs/xattr.c:841 path_listxattr fs/xattr.c:865 [inline] __do_sys_listxattr fs/xattr.c:877 [inline] __se_sys_listxattr fs/xattr.c:874 [inline] __arm64_sys_listxattr+0x13c/0x21c fs/xattr.c:874 __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 13997: 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_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0xac/0xc4 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:196 [inline] __do_kmalloc_node mm/slab_common.c:985 [inline] __kmalloc+0xcc/0x1b8 mm/slab_common.c:998 kmalloc include/linux/slab.h:586 [inline] ntfs_read_ea+0x3c0/0x808 fs/ntfs3/xattr.c:118 ntfs_list_ea fs/ntfs3/xattr.c:204 [inline] ntfs_listxattr+0x14c/0x49c fs/ntfs3/xattr.c:728 vfs_listxattr fs/xattr.c:494 [inline] listxattr+0x108/0x368 fs/xattr.c:841 path_listxattr fs/xattr.c:865 [inline] __do_sys_listxattr fs/xattr.c:877 [inline] __se_sys_listxattr fs/xattr.c:874 [inline] __arm64_sys_listxattr+0x13c/0x21c fs/xattr.c:874 __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 ffff0000d6b5b280 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 48 bytes inside of allocated 60-byte region [ffff0000d6b5b280, ffff0000d6b5b2bc) The buggy address belongs to the physical page: page:0000000005911417 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x116b5b ksm flags: 0x5ffc00000000200(slab|node=0|zone=2|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 05ffc00000000200 ffff0000c0001640 fffffc00033d9c40 dead000000000003 raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000d6b5b180: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc ffff0000d6b5b200: 00 00 00 00 00 01 fc fc fc fc fc fc fc fc fc fc >ffff0000d6b5b280: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc ^ ffff0000d6b5b300: 00 00 00 00 00 00 07 fc fc fc fc fc fc fc fc fc ffff0000d6b5b380: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ==================================================================