ntfs3: loop1: Mark volume as dirty due to NTFS errors ntfs3: loop1: Failed to load $Extend. ================================================================== BUG: KASAN: slab-out-of-bounds in ntfs_list_ea fs/ntfs3/xattr.c:230 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_listxattr+0x3b2/0x5b0 fs/ntfs3/xattr.c:749 Read of size 48 at addr ffff88801982fa30 by task syz-executor.1/21640 CPU: 1 PID: 21640 Comm: syz-executor.1 Not tainted 5.15.142-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description+0x63/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x16b/0x1c0 mm/kasan/report.c:451 kasan_check_range+0x27e/0x290 mm/kasan/generic.c:189 memcpy+0x25/0x60 mm/kasan/shadow.c:65 ntfs_list_ea fs/ntfs3/xattr.c:230 [inline] ntfs_listxattr+0x3b2/0x5b0 fs/ntfs3/xattr.c:749 vfs_listxattr fs/xattr.c:448 [inline] listxattr+0x282/0x2e0 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] __x64_sys_listxattr+0x172/0x230 fs/xattr.c:816 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f599a489ba9 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:00007f5998a0b0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000c2 RAX: ffffffffffffffda RBX: 00007f599a5a8f80 RCX: 00007f599a489ba9 RDX: 0000000000000053 RSI: 0000000020000040 RDI: 0000000020000000 RBP: 00007f599a4d547a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f599a5a8f80 R15: 00007ffcdf6675b8 Allocated by task 21640: 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+0xba/0xf0 mm/kasan/common.c:513 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc+0x168/0x300 mm/slub.c:4407 kmalloc include/linux/slab.h:596 [inline] ntfs_read_ea+0x48a/0xa00 fs/ntfs3/xattr.c:117 ntfs_list_ea fs/ntfs3/xattr.c:202 [inline] ntfs_listxattr+0x179/0x5b0 fs/ntfs3/xattr.c:749 vfs_listxattr fs/xattr.c:448 [inline] listxattr+0x282/0x2e0 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] __x64_sys_listxattr+0x172/0x230 fs/xattr.c:816 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb The buggy address belongs to the object at ffff88801982fa00 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 48 bytes inside of 64-byte region [ffff88801982fa00, ffff88801982fa40) The buggy address belongs to the page: page:ffffea0000660bc0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1982f flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea0001f798c0 0000000500000005 ffff888011c41640 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 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 20825, ts 975051568517, free_ts 975033577270 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5421 alloc_slab_page mm/slub.c:1775 [inline] allocate_slab mm/slub.c:1912 [inline] new_slab+0xbb/0x4b0 mm/slub.c:1975 ___slab_alloc+0x6f6/0xe10 mm/slub.c:3008 __slab_alloc mm/slub.c:3095 [inline] slab_alloc_node mm/slub.c:3186 [inline] slab_alloc mm/slub.c:3228 [inline] kmem_cache_alloc_trace+0x1a0/0x290 mm/slub.c:3245 kmalloc include/linux/slab.h:591 [inline] kzalloc include/linux/slab.h:721 [inline] mpls_add_dev net/mpls/af_mpls.c:1459 [inline] mpls_dev_notify+0x101/0x780 net/mpls/af_mpls.c:1621 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:391 call_netdevice_notifiers_info net/core/dev.c:2018 [inline] call_netdevice_notifiers_extack net/core/dev.c:2030 [inline] call_netdevice_notifiers+0x145/0x1b0 net/core/dev.c:2044 register_netdevice+0x12e8/0x1720 net/core/dev.c:10382 register_netdev+0x37/0x50 net/core/dev.c:10475 ip6gre_init_net+0x211/0x2e0 net/ipv6/ip6_gre.c:1625 ops_init+0x356/0x600 net/core/net_namespace.c:135 setup_net+0x358/0x9e0 net/core/net_namespace.c:329 copy_net_ns+0x395/0x5d0 net/core/net_namespace.c:473 create_new_namespaces+0x425/0x7a0 kernel/nsproxy.c:110 copy_namespaces+0x365/0x3b0 kernel/nsproxy.c:178 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page+0x95/0x2d0 mm/page_alloc.c:3396 __vunmap+0x8d4/0xa20 mm/vmalloc.c:2621 free_work+0x57/0x80 mm/vmalloc.c:95 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 Memory state around the buggy address: ffff88801982f900: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff88801982f980: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc >ffff88801982fa00: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc ^ ffff88801982fa80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff88801982fb00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc 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