ntfs3: loop1: ino=1f, "file2" attr_set_size ====================================================== WARNING: possible circular locking dependency detected 6.7.0-syzkaller-11091-g296455ade1fd #0 Not tainted ------------------------------------------------------ syz-executor.1/10522 is trying to acquire lock: ffff8880381cbc00 (&ni->ni_lock#4){+.+.}-{3:3}, at: ntfs_set_state+0x1ff/0x6b0 fs/ntfs3/fsntfs.c:946 but task is already holding lock: ffff88803cbe1070 (&ni->file.run_lock){++++}-{3:3}, at: ntfs_truncate fs/ntfs3/file.c:393 [inline] ffff88803cbe1070 (&ni->file.run_lock){++++}-{3:3}, at: ntfs3_setattr+0x490/0xae0 fs/ntfs3/file.c:683 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (&ni->file.run_lock){++++}-{3:3}: lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 attr_data_get_block+0x2e7/0x2da0 fs/ntfs3/attrib.c:902 ntfs_get_block_vbo+0x36a/0xd00 fs/ntfs3/inode.c:589 do_mpage_readpage+0x81f/0x1c70 fs/mpage.c:232 mpage_readahead+0x44f/0x930 fs/mpage.c:381 read_pages+0x183/0x830 mm/readahead.c:160 page_cache_ra_unbounded+0x68e/0x7c0 mm/readahead.c:269 page_cache_sync_readahead include/linux/pagemap.h:1300 [inline] filemap_get_pages+0x49c/0x2080 mm/filemap.c:2498 filemap_read+0x41b/0xec0 mm/filemap.c:2594 __kernel_read+0x425/0x8b0 fs/read_write.c:434 integrity_kernel_read+0xb0/0xf0 security/integrity/iint.c:221 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:485 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline] ima_calc_file_hash+0xad1/0x1b30 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x554/0xb30 security/integrity/ima/ima_api.c:290 process_measurement+0x1373/0x21c0 security/integrity/ima/ima_main.c:359 ima_file_check+0xf1/0x170 security/integrity/ima/ima_main.c:557 do_open fs/namei.c:3643 [inline] path_openat+0x287a/0x31e0 fs/namei.c:3798 do_filp_open+0x234/0x490 fs/namei.c:3825 do_sys_openat2+0x13e/0x1d0 fs/open.c:1404 do_sys_open fs/open.c:1419 [inline] __do_sys_open fs/open.c:1427 [inline] __se_sys_open fs/open.c:1423 [inline] __x64_sys_open+0x225/0x270 fs/open.c:1423 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b -> #3 (mapping.invalidate_lock#6){.+.+}-{3:3}: lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 filemap_invalidate_lock_shared include/linux/fs.h:857 [inline] filemap_fault+0x646/0x1670 mm/filemap.c:3235 __do_fault+0x131/0x450 mm/memory.c:4376 do_read_fault mm/memory.c:4738 [inline] do_fault mm/memory.c:4868 [inline] do_pte_missing mm/memory.c:3745 [inline] handle_pte_fault mm/memory.c:5144 [inline] __handle_mm_fault+0x49d7/0x72b0 mm/memory.c:5285 handle_mm_fault+0x27e/0x770 mm/memory.c:5450 do_user_addr_fault arch/x86/mm/fault.c:1415 [inline] handle_page_fault arch/x86/mm/fault.c:1507 [inline] exc_page_fault+0x2ad/0x870 arch/x86/mm/fault.c:1563 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 strncpy_from_user+0x111/0x2e0 lib/strncpy_from_user.c:139 getname_flags+0xf9/0x4f0 fs/namei.c:151 user_path_at_empty+0x2c/0x60 fs/namei.c:2919 user_path_at include/linux/namei.h:57 [inline] __do_sys_move_mount fs/namespace.c:4099 [inline] __se_sys_move_mount+0x1ae/0xd20 fs/namespace.c:4071 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b -> #2 (&mm->mmap_lock){++++}-{3:3}: lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 __might_fault+0xc1/0x120 mm/memory.c:6060 _copy_to_user+0x2a/0xa0 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:1164 ioctl_fiemap fs/ioctl.c:220 [inline] do_vfs_ioctl+0x19ea/0x2b40 fs/ioctl.c:811 __do_sys_ioctl fs/ioctl.c:869 [inline] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b -> #1 (&indx->run_lock){.+.+}-{3:3}: lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526 indx_read+0x2a5/0xc40 fs/ntfs3/index.c:1066 indx_find+0x46b/0xb60 fs/ntfs3/index.c:1181 indx_update_dup+0x47a/0x850 fs/ntfs3/index.c:2659 ni_update_parent+0xa18/0xdc0 fs/ntfs3/frecord.c:3233 ni_write_inode+0xe60/0x1090 fs/ntfs3/frecord.c:3321 write_inode fs/fs-writeback.c:1473 [inline] __writeback_single_inode+0x69b/0xfc0 fs/fs-writeback.c:1690 writeback_single_inode+0x21b/0x7a0 fs/fs-writeback.c:1746 sync_inode_metadata+0xcc/0x130 fs/fs-writeback.c:2808 __generic_file_fsync+0x13f/0x190 fs/libfs.c:1449 generic_file_fsync+0x73/0xf0 fs/libfs.c:1479 vfs_fsync_range fs/sync.c:188 [inline] vfs_fsync fs/sync.c:202 [inline] do_fsync fs/sync.c:212 [inline] __do_sys_fsync fs/sync.c:220 [inline] __se_sys_fsync fs/sync.c:218 [inline] __x64_sys_fsync+0x196/0x1e0 fs/sync.c:218 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b -> #0 (&ni->ni_lock#4){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3134 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain+0x1909/0x5ab0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1345/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd60 kernel/locking/mutex.c:752 ntfs_set_state+0x1ff/0x6b0 fs/ntfs3/fsntfs.c:946 attr_set_size+0x3311/0x4290 fs/ntfs3/attrib.c:866 ntfs_truncate fs/ntfs3/file.c:394 [inline] ntfs3_setattr+0x556/0xae0 fs/ntfs3/file.c:683 notify_change+0xb99/0xe60 fs/attr.c:499 do_truncate+0x220/0x300 fs/open.c:66 do_sys_ftruncate+0x2f3/0x390 fs/open.c:194 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b other info that might help us debug this: Chain exists of: &ni->ni_lock#4 --> mapping.invalidate_lock#6 --> &ni->file.run_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ni->file.run_lock); lock(mapping.invalidate_lock#6); lock(&ni->file.run_lock); lock(&ni->ni_lock#4); *** DEADLOCK *** 4 locks held by syz-executor.1/10522: #0: ffff88801cd90420 (sb_writers#19){.+.+}-{0:0}, at: do_sys_ftruncate+0x258/0x390 fs/open.c:191 #1: ffff88803cbe1260 (&sb->s_type->i_mutex_key#27){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline] #1: ffff88803cbe1260 (&sb->s_type->i_mutex_key#27){+.+.}-{3:3}, at: do_truncate+0x20c/0x300 fs/open.c:64 #2: ffff88803cbe0fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1124 [inline] #2: ffff88803cbe0fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_truncate fs/ntfs3/file.c:391 [inline] #2: ffff88803cbe0fc0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs3_setattr+0x47c/0xae0 fs/ntfs3/file.c:683 #3: ffff88803cbe1070 (&ni->file.run_lock){++++}-{3:3}, at: ntfs_truncate fs/ntfs3/file.c:393 [inline] #3: ffff88803cbe1070 (&ni->file.run_lock){++++}-{3:3}, at: ntfs3_setattr+0x490/0xae0 fs/ntfs3/file.c:683 stack backtrace: CPU: 1 PID: 10522 Comm: syz-executor.1 Not tainted 6.7.0-syzkaller-11091-g296455ade1fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 check_noncircular+0x366/0x490 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+0x1909/0x5ab0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1345/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd60 kernel/locking/mutex.c:752 ntfs_set_state+0x1ff/0x6b0 fs/ntfs3/fsntfs.c:946 attr_set_size+0x3311/0x4290 fs/ntfs3/attrib.c:866 ntfs_truncate fs/ntfs3/file.c:394 [inline] ntfs3_setattr+0x556/0xae0 fs/ntfs3/file.c:683 notify_change+0xb99/0xe60 fs/attr.c:499 do_truncate+0x220/0x300 fs/open.c:66 do_sys_ftruncate+0x2f3/0x390 fs/open.c:194 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f674b67cda9 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:00007f674c3f60c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f674b7abf80 RCX: 00007f674b67cda9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 00007f674b6c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f674b7abf80 R15: 00007ffc6d94b6b8 ntfs3: loop1: Mark volume as dirty due to NTFS errors