ntfs3: loop0: Mark volume as dirty due to NTFS errors ================================================================== BUG: KASAN: slab-out-of-bounds in ntfs_list_ea fs/ntfs3/xattr.c:187 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_listxattr+0x290/0x434 fs/ntfs3/xattr.c:708 Read of size 48 at addr ffff0000c81dac30 by task syz-executor.0/24101 CPU: 0 PID: 24101 Comm: syz-executor.0 Not tainted 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 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 kasan_check_range+0x274/0x2b4 mm/kasan/generic.c:189 memcpy+0x90/0xe8 mm/kasan/shadow.c:65 ntfs_list_ea fs/ntfs3/xattr.c:187 [inline] ntfs_listxattr+0x290/0x434 fs/ntfs3/xattr.c:708 vfs_listxattr fs/xattr.c:448 [inline] listxattr+0x29c/0x3e4 fs/xattr.c:783 path_listxattr fs/xattr.c:807 [inline] __do_sys_listxattr fs/xattr.c:819 [inline] __se_sys_listxattr fs/xattr.c:816 [inline] __arm64_sys_listxattr+0x13c/0x21c fs/xattr.c:816 __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:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Allocated by task 24101: 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_kmalloc+0xbc/0xfc mm/kasan/common.c:513 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc+0x29c/0x4c8 mm/slub.c:4407 kmalloc include/linux/slab.h:596 [inline] ntfs_read_ea+0x39c/0x6d8 fs/ntfs3/xattr.c:110 ntfs_list_ea fs/ntfs3/xattr.c:168 [inline] ntfs_listxattr+0x148/0x434 fs/ntfs3/xattr.c:708 vfs_listxattr fs/xattr.c:448 [inline] listxattr+0x29c/0x3e4 fs/xattr.c:783 path_listxattr fs/xattr.c:807 [inline] __do_sys_listxattr fs/xattr.c:819 [inline] __se_sys_listxattr fs/xattr.c:816 [inline] __arm64_sys_listxattr+0x13c/0x21c fs/xattr.c:816 __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:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 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 kvfree_call_rcu+0xb8/0x684 kernel/rcu/tree.c:3583 memcg_update_list_lru_node mm/list_lru.c:414 [inline] memcg_update_list_lru mm/list_lru.c:473 [inline] memcg_update_all_list_lrus+0x370/0x82c mm/list_lru.c:510 memcg_alloc_cache_id mm/memcontrol.c:2960 [inline] memcg_online_kmem mm/memcontrol.c:3652 [inline] mem_cgroup_css_alloc+0xee8/0x1520 mm/memcontrol.c:5286 css_create kernel/cgroup/cgroup.c:5368 [inline] cgroup_apply_control_enable+0x348/0x9ac kernel/cgroup/cgroup.c:3188 cgroup_mkdir+0x9ac/0xcd8 kernel/cgroup/cgroup.c:5586 kernfs_iop_mkdir+0x114/0x160 fs/kernfs/dir.c:1161 vfs_mkdir+0x350/0x514 fs/namei.c:3994 do_mkdirat+0x20c/0x610 fs/namei.c:4019 __do_sys_mkdirat fs/namei.c:4034 [inline] __se_sys_mkdirat fs/namei.c:4032 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4032 __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:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 The buggy address belongs to the object at ffff0000c81dac00 which belongs to the cache kmalloc-128 of size 128 The buggy address is located 48 bytes inside of 128-byte region [ffff0000c81dac00, ffff0000c81dac80) The buggy address belongs to the page: page:00000000c4706e60 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1081da flags: 0x5ffc00000000200(slab|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000000200 dead000000000100 dead000000000122 ffff0000c0002300 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000c81dab00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff0000c81dab80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000c81dac00: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc ^ ffff0000c81dac80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000c81dad00: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================