loop2: detected capacity change from 0 to 4096 ntfs3: loop2: Different NTFS sector size (4096) and media sector size (512). ntfs3: loop2: Mark volume as dirty due to NTFS errors ====================================================== WARNING: possible circular locking dependency detected 6.9.0-syzkaller-05151-g1b294a1f3561 #0 Not tainted ------------------------------------------------------ syz-executor.2/3600 is trying to acquire lock: ffff88805c0dbce0 (&indx->run_lock){++++}-{3:3}, at: indx_read+0x2a5/0xc50 fs/ntfs3/index.c:1066 but task is already holding lock: ffff88805c0d8fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline] ffff88805c0d8fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_unlink_inode+0x324/0x7c0 fs/ntfs3/inode.c:1788 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&ni->ni_lock/4){+.+.}-{3:3}: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd70 kernel/locking/mutex.c:752 ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline] ntfs_fallocate+0x5ee/0x1240 fs/ntfs3/file.c:501 vfs_fallocate+0x564/0x6c0 fs/open.c:330 do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:883 __do_sys_ioctl fs/ioctl.c:902 [inline] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:890 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #2 (mapping.invalidate_lock#15){++++}-{3:3}: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 filemap_invalidate_lock_shared include/linux/fs.h:846 [inline] filemap_fault+0x655/0x1760 mm/filemap.c:3277 __do_fault+0x135/0x460 mm/memory.c:4531 do_read_fault mm/memory.c:4894 [inline] do_fault mm/memory.c:5024 [inline] do_pte_missing mm/memory.c:3880 [inline] handle_pte_fault mm/memory.c:5300 [inline] __handle_mm_fault+0x45fe/0x7250 mm/memory.c:5441 handle_mm_fault+0x27f/0x770 mm/memory.c:5606 do_user_addr_fault arch/x86/mm/fault.c:1383 [inline] handle_page_fault arch/x86/mm/fault.c:1475 [inline] exc_page_fault+0x2a8/0x8a0 arch/x86/mm/fault.c:1533 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 strncpy_from_user+0x110/0x2f0 lib/strncpy_from_user.c:139 getname_flags+0xfa/0x4f0 fs/namei.c:150 getname fs/namei.c:218 [inline] __do_sys_mkdirat fs/namei.c:4169 [inline] __se_sys_mkdirat fs/namei.c:4167 [inline] __x64_sys_mkdirat+0x7c/0xa0 fs/namei.c:4167 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (&mm->mmap_lock){++++}-{3:3}: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 __might_fault+0xc6/0x120 mm/memory.c:6220 _copy_to_user+0x2a/0xb0 lib/usercopy.c:36 copy_to_user include/linux/uaccess.h:191 [inline] fiemap_fill_next_extent+0x235/0x410 fs/ioctl.c:145 ni_fiemap+0xa5e/0x1230 fs/ntfs3/frecord.c:2065 ntfs_fiemap+0x132/0x180 fs/ntfs3/file.c:1206 ioctl_fiemap fs/ioctl.c:220 [inline] do_vfs_ioctl+0x1c07/0x2e50 fs/ioctl.c:838 __do_sys_ioctl fs/ioctl.c:902 [inline] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:890 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (&indx->run_lock){++++}-{3:3}: check_prev_add kernel/locking/lockdep.c:3134 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain+0x18cb/0x58e0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1346/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 indx_read+0x2a5/0xc50 fs/ntfs3/index.c:1066 indx_find+0x47a/0xbf0 fs/ntfs3/index.c:1181 indx_delete_entry+0x5a0/0x37c0 fs/ntfs3/index.c:2288 ni_remove_name+0x2de/0x9b0 fs/ntfs3/frecord.c:2929 ntfs_unlink_inode+0x3fa/0x7c0 fs/ntfs3/inode.c:1800 ntfs_rename+0x481/0xd10 fs/ntfs3/namei.c:300 vfs_rename+0xbdb/0xf00 fs/namei.c:4887 do_renameat2+0xd94/0x13f0 fs/namei.c:5044 __do_sys_renameat2 fs/namei.c:5078 [inline] __se_sys_renameat2 fs/namei.c:5075 [inline] __x64_sys_renameat2+0xd2/0xf0 fs/namei.c:5075 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: &indx->run_lock --> mapping.invalidate_lock#15 --> &ni->ni_lock/4 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ni->ni_lock/4); lock(mapping.invalidate_lock#15); lock(&ni->ni_lock/4); rlock(&indx->run_lock); *** DEADLOCK *** 6 locks held by syz-executor.2/3600: #0: ffff888011dae420 (sb_writers#33){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:409 #1: ffff88805c0dbea0 (&type->i_mutex_dir_key#12/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:826 [inline] #1: ffff88805c0dbea0 (&type->i_mutex_dir_key#12/1){+.+.}-{3:3}, at: lock_rename fs/namei.c:3074 [inline] #1: ffff88805c0dbea0 (&type->i_mutex_dir_key#12/1){+.+.}-{3:3}, at: do_renameat2+0x62c/0x13f0 fs/namei.c:4979 #2: ffff88805c0d9260 (&sb->s_type->i_mutex_key#40){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:791 [inline] #2: ffff88805c0d9260 (&sb->s_type->i_mutex_key#40){+.+.}-{3:3}, at: lock_two_nondirectories+0xe1/0x170 fs/inode.c:1111 #3: ffff88805c0ddc20 (&sb->s_type->i_mutex_key#40/4){+.+.}-{3:3}, at: vfs_rename+0x6a2/0xf00 fs/namei.c:4858 #4: ffff88805c0dbc00 (&ni->ni_lock/5){+.+.}-{3:3}, at: ni_lock_dir fs/ntfs3/ntfs_fs.h:1128 [inline] #4: ffff88805c0dbc00 (&ni->ni_lock/5){+.+.}-{3:3}, at: ntfs_rename+0x476/0xd10 fs/ntfs3/namei.c:299 #5: ffff88805c0d8fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1123 [inline] #5: ffff88805c0d8fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_unlink_inode+0x324/0x7c0 fs/ntfs3/inode.c:1788 stack backtrace: CPU: 1 PID: 3600 Comm: syz-executor.2 Not tainted 6.9.0-syzkaller-05151-g1b294a1f3561 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 check_noncircular+0x36a/0x4a0 kernel/locking/lockdep.c:2187 check_prev_add kernel/locking/lockdep.c:3134 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain+0x18cb/0x58e0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1346/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 indx_read+0x2a5/0xc50 fs/ntfs3/index.c:1066 indx_find+0x47a/0xbf0 fs/ntfs3/index.c:1181 indx_delete_entry+0x5a0/0x37c0 fs/ntfs3/index.c:2288 ni_remove_name+0x2de/0x9b0 fs/ntfs3/frecord.c:2929 ntfs_unlink_inode+0x3fa/0x7c0 fs/ntfs3/inode.c:1800 ntfs_rename+0x481/0xd10 fs/ntfs3/namei.c:300 vfs_rename+0xbdb/0xf00 fs/namei.c:4887 do_renameat2+0xd94/0x13f0 fs/namei.c:5044 __do_sys_renameat2 fs/namei.c:5078 [inline] __se_sys_renameat2 fs/namei.c:5075 [inline] __x64_sys_renameat2+0xd2/0xf0 fs/namei.c:5075 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fddd207cee9 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:00007fddd2dd80c8 EFLAGS: 00000246 ORIG_RAX: 000000000000013c RAX: ffffffffffffffda RBX: 00007fddd21abf80 RCX: 00007fddd207cee9 RDX: 0000000000000008 RSI: 0000000020000140 RDI: 0000000000000008 RBP: 00007fddd20c949e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020000980 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fddd21abf80 R15: 00007ffc209e8ec8 proc: Unknown parameter 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa./file0'