ntfs3: loop5: Mark volume as dirty due to NTFS errors ntfs3: loop5: Failed to load $Extend. ================================================================== BUG: KASAN: slab-out-of-bounds in unpacked_ea_size fs/ntfs3/xattr.c:26 [inline] BUG: KASAN: slab-out-of-bounds in unpacked_ea_size fs/ntfs3/xattr.c:23 [inline] BUG: KASAN: slab-out-of-bounds in find_ea fs/ntfs3/xattr.c:54 [inline] BUG: KASAN: slab-out-of-bounds in find_ea fs/ntfs3/xattr.c:44 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_get_ea+0x5ca/0x620 fs/ntfs3/xattr.c:230 Read of size 1 at addr ffff8880773cea3d by task syz-executor.5/23137 CPU: 1 PID: 23137 Comm: syz-executor.5 Not tainted 6.0.0-rc3-syzkaller-00299-gd895ec7938c4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:317 [inline] print_report.cold+0x2ba/0x6e9 mm/kasan/report.c:433 kasan_report+0xb1/0x1e0 mm/kasan/report.c:495 unpacked_ea_size fs/ntfs3/xattr.c:26 [inline] unpacked_ea_size fs/ntfs3/xattr.c:23 [inline] find_ea fs/ntfs3/xattr.c:54 [inline] find_ea fs/ntfs3/xattr.c:44 [inline] ntfs_get_ea+0x5ca/0x620 fs/ntfs3/xattr.c:230 ntfs_get_wsl_perm+0x117/0x360 fs/ntfs3/xattr.c:1067 ntfs_read_mft fs/ntfs3/inode.c:355 [inline] ntfs_iget5+0xe65/0x3280 fs/ntfs3/inode.c:501 dir_search_u+0x36a/0x3f0 fs/ntfs3/dir.c:264 ntfs_lookup+0x174/0x1e0 fs/ntfs3/namei.c:83 __lookup_slow+0x24c/0x460 fs/namei.c:1685 lookup_slow fs/namei.c:1702 [inline] walk_component+0x33f/0x5a0 fs/namei.c:1993 lookup_last fs/namei.c:2450 [inline] path_lookupat+0x1ba/0x840 fs/namei.c:2474 filename_lookup+0x1ce/0x590 fs/namei.c:2503 vfs_statx+0x148/0x390 fs/stat.c:228 do_statx+0xd9/0x160 fs/stat.c:629 __do_sys_statx fs/stat.c:656 [inline] __se_sys_statx fs/stat.c:647 [inline] __x64_sys_statx+0x157/0x1b0 fs/stat.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f956bc89279 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f956ce11168 EFLAGS: 00000246 ORIG_RAX: 000000000000014c RAX: ffffffffffffffda RBX: 00007f956bd9bf80 RCX: 00007f956bc89279 RDX: 0000000000000000 RSI: 0000000020003c40 RDI: 0000000000000005 RBP: 00007f956bce32e9 R08: 0000000020003c80 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcbc7dccaf R14: 00007f956ce11300 R15: 0000000000022000 Allocated by task 23137: kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:437 [inline] ____kasan_kmalloc mm/kasan/common.c:516 [inline] ____kasan_kmalloc mm/kasan/common.c:475 [inline] __kasan_kmalloc+0xa6/0xd0 mm/kasan/common.c:525 kasan_kmalloc include/linux/kasan.h:234 [inline] __do_kmalloc mm/slab.c:3686 [inline] __kmalloc+0x1f9/0x4a0 mm/slab.c:3695 kmalloc include/linux/slab.h:605 [inline] ntfs_read_ea+0x3e4/0x850 fs/ntfs3/xattr.c:110 ntfs_get_ea+0x1ad/0x620 fs/ntfs3/xattr.c:222 ntfs_get_wsl_perm+0x117/0x360 fs/ntfs3/xattr.c:1067 ntfs_read_mft fs/ntfs3/inode.c:355 [inline] ntfs_iget5+0xe65/0x3280 fs/ntfs3/inode.c:501 dir_search_u+0x36a/0x3f0 fs/ntfs3/dir.c:264 ntfs_lookup+0x174/0x1e0 fs/ntfs3/namei.c:83 __lookup_slow+0x24c/0x460 fs/namei.c:1685 lookup_slow fs/namei.c:1702 [inline] walk_component+0x33f/0x5a0 fs/namei.c:1993 lookup_last fs/namei.c:2450 [inline] path_lookupat+0x1ba/0x840 fs/namei.c:2474 filename_lookup+0x1ce/0x590 fs/namei.c:2503 vfs_statx+0x148/0x390 fs/stat.c:228 do_statx+0xd9/0x160 fs/stat.c:629 __do_sys_statx fs/stat.c:656 [inline] __se_sys_statx fs/stat.c:647 [inline] __x64_sys_statx+0x157/0x1b0 fs/stat.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Last potentially related work creation: kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 __kasan_record_aux_stack+0x7e/0x90 mm/kasan/generic.c:348 kvfree_call_rcu+0x74/0x940 kernel/rcu/tree.c:3322 fib_notifier_ops_unregister+0xf9/0x140 net/core/fib_notifier.c:167 ipmr_notifier_exit net/ipv4/ipmr.c:3055 [inline] ipmr_net_exit+0x97/0xf0 net/ipv4/ipmr.c:3103 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:163 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:595 process_one_work+0x991/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e4/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 The buggy address belongs to the object at ffff8880773cea00 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 61 bytes inside of 64-byte region [ffff8880773cea00, ffff8880773cea40) The buggy address belongs to the physical page: page:ffffea0001dcf380 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff8880773ce000 pfn:0x773ce flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea00007fe0c8 ffffea0000a1c808 ffff888011840200 raw: ffff8880773ce000 ffff8880773ce000 000000010000001f 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 0x3420c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_COMP|__GFP_HARDWALL|__GFP_THISNODE), pid 3636, tgid 3636 (syz-executor.1), ts 309164253261, free_ts 309157698002 prep_new_page mm/page_alloc.c:2532 [inline] get_page_from_freelist+0x109b/0x2ce0 mm/page_alloc.c:4283 __alloc_pages+0x1c7/0x510 mm/page_alloc.c:5515 __alloc_pages_node include/linux/gfp.h:243 [inline] kmem_getpages mm/slab.c:1363 [inline] cache_grow_begin+0x75/0x360 mm/slab.c:2569 cache_alloc_refill+0x27f/0x380 mm/slab.c:2942 ____cache_alloc mm/slab.c:3018 [inline] ____cache_alloc mm/slab.c:3001 [inline] __do_cache_alloc mm/slab.c:3246 [inline] slab_alloc mm/slab.c:3287 [inline] __do_kmalloc mm/slab.c:3684 [inline] __kmalloc+0x3a1/0x4a0 mm/slab.c:3695 kmalloc include/linux/slab.h:605 [inline] kzalloc include/linux/slab.h:733 [inline] ext4_htree_store_dirent+0x89/0x5f0 fs/ext4/dir.c:474 htree_dirblock_to_tree+0x734/0xcd0 fs/ext4/namei.c:1120 ext4_htree_fill_tree+0x323/0xc30 fs/ext4/namei.c:1199 ext4_dx_readdir fs/ext4/dir.c:597 [inline] ext4_readdir+0x1dfe/0x3870 fs/ext4/dir.c:142 iterate_dir+0x56a/0x6f0 fs/readdir.c:65 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64 fs/readdir.c:354 [inline] __x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1449 [inline] free_pcp_prepare+0x5e4/0xd20 mm/page_alloc.c:1499 free_unref_page_prepare mm/page_alloc.c:3380 [inline] free_unref_page_list+0x16f/0xb90 mm/page_alloc.c:3522 release_pages+0xbd3/0x1400 mm/swap.c:1012 tlb_batch_pages_flush+0xa8/0x1a0 mm/mmu_gather.c:58 tlb_flush_mmu_free mm/mmu_gather.c:255 [inline] tlb_flush_mmu mm/mmu_gather.c:262 [inline] tlb_finish_mmu+0x147/0x7e0 mm/mmu_gather.c:353 exit_mmap+0x1d2/0x490 mm/mmap.c:3118 __mmput+0x122/0x4b0 kernel/fork.c:1187 mmput+0x56/0x60 kernel/fork.c:1208 exit_mm kernel/exit.c:510 [inline] do_exit+0x9e2/0x29b0 kernel/exit.c:782 do_group_exit+0xd2/0x2f0 kernel/exit.c:925 __do_sys_exit_group kernel/exit.c:936 [inline] __se_sys_exit_group kernel/exit.c:934 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:934 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Memory state around the buggy address: ffff8880773ce900: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff8880773ce980: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc >ffff8880773cea00: 00 00 00 00 00 00 00 04 fc fc fc fc fc fc fc fc ^ ffff8880773cea80: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ffff8880773ceb00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ==================================================================