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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+0x354/0x50c fs/ntfs3/xattr.c:733
Read of size 48 at addr ffff00012c52c5b0 by task syz-executor.3/28172

CPU: 1 PID: 28172 Comm: syz-executor.3 Not tainted 6.7.0-rc5-syzkaller-g0128e0962959 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:291
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:298
 __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:232 [inline]
 ntfs_listxattr+0x354/0x50c fs/ntfs3/xattr.c:733
 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+0x54/0x158 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:595

Allocated by task 28172:
 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:198 [inline]
 __do_kmalloc_node mm/slab_common.c:1007 [inline]
 __kmalloc+0xcc/0x1b8 mm/slab_common.c:1020
 kmalloc include/linux/slab.h:604 [inline]
 ntfs_read_ea+0x3c0/0x808 fs/ntfs3/xattr.c:118
 ntfs_list_ea fs/ntfs3/xattr.c:204 [inline]
 ntfs_listxattr+0x14c/0x50c fs/ntfs3/xattr.c:733
 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+0x54/0x158 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:595

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:2681 [inline]
 call_rcu+0x104/0xaf4 kernel/rcu/tree.c:2795
 call_rcu_hurry include/linux/rcupdate.h:117 [inline]
 __percpu_ref_switch_to_atomic lib/percpu-refcount.c:233 [inline]
 __percpu_ref_switch_mode+0x328/0x5b4 lib/percpu-refcount.c:281
 percpu_ref_kill_and_confirm+0xb4/0x150 lib/percpu-refcount.c:395
 percpu_ref_kill include/linux/percpu-refcount.h:149 [inline]
 kill_ioctx+0x200/0x294 fs/aio.c:876
 exit_aio+0x194/0x360 fs/aio.c:918
 __mmput+0x64/0x390 kernel/fork.c:1346
 mmput+0x70/0xac kernel/fork.c:1371
 exit_mm+0x148/0x210 kernel/exit.c:567
 do_exit+0x480/0x1f74 kernel/exit.c:858
 do_group_exit+0x194/0x22c kernel/exit.c:1021
 get_signal+0x1500/0x15ec kernel/signal.c:2904
 do_signal arch/arm64/kernel/signal.c:1249 [inline]
 do_notify_resume+0x3bc/0x393c arch/arm64/kernel/signal.c:1302
 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:144 [inline]
 el0_svc+0x9c/0x158 arch/arm64/kernel/entry-common.c:679
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595

The buggy address belongs to the object at ffff00012c52c580
 which belongs to the cache kmalloc-64 of size 64
The buggy address is located 48 bytes inside of
 allocated 60-byte region [ffff00012c52c580, ffff00012c52c5bc)

The buggy address belongs to the physical page:
page:00000000c1aa6d33 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x16c52c
flags: 0x5ffc00000000800(slab|node=0|zone=2|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 05ffc00000000800 ffff0000c0001640 fffffc00031c4240 dead000000000004
raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff00012c52c480: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff00012c52c500: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
>ffff00012c52c580: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc
                                        ^
 ffff00012c52c600: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
 ffff00012c52c680: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
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