ntfs: (device loop4): ntfs_attr_extend_allocation(): Cannot extend allocation of inode 0x43, attribute type 0x80, because the allocation of clusters failed with error code -28. ntfs: (device loop4): ntfs_write_block(): Writing beyond initialized size is not supported yet. Sorry. ====================================================== WARNING: possible circular locking dependency detected 4.14.304-syzkaller #0 Not tainted ------------------------------------------------------ kworker/u4:6/9356 is trying to acquire lock: (&rl->lock){++++}, at: [] ntfs_read_block fs/ntfs/aops.c:269 [inline] (&rl->lock){++++}, at: [] ntfs_readpage+0x1396/0x1ad0 fs/ntfs/aops.c:456 but task is already holding lock: (&ni->mrec_lock){+.+.}, at: [] map_mft_record+0x2b/0xbe0 fs/ntfs/mft.c:166 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&ni->mrec_lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 map_mft_record+0x2b/0xbe0 fs/ntfs/mft.c:166 ntfs_truncate+0x1a6/0x22d0 fs/ntfs/inode.c:2415 ntfs_truncate_vfs fs/ntfs/inode.c:2895 [inline] ntfs_setattr+0x148/0x580 fs/ntfs/inode.c:2945 notify_change+0x56b/0xd10 fs/attr.c:315 do_truncate+0xff/0x1a0 fs/open.c:63 handle_truncate fs/namei.c:3010 [inline] do_last fs/namei.c:3437 [inline] path_openat+0x1dcc/0x2970 fs/namei.c:3571 do_filp_open+0x179/0x3c0 fs/namei.c:3605 do_sys_open+0x296/0x410 fs/open.c:1081 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 -> #0 (&rl->lock){++++}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_read+0x36/0x80 kernel/locking/rwsem.c:24 ntfs_read_block fs/ntfs/aops.c:269 [inline] ntfs_readpage+0x1396/0x1ad0 fs/ntfs/aops.c:456 do_read_cache_page+0x38e/0xc10 mm/filemap.c:2713 read_mapping_page include/linux/pagemap.h:398 [inline] ntfs_map_page fs/ntfs/aops.h:89 [inline] ntfs_sync_mft_mirror+0x1f4/0x1560 fs/ntfs/mft.c:490 write_mft_record_nolock+0xece/0x1240 fs/ntfs/mft.c:793 write_mft_record fs/ntfs/mft.h:109 [inline] __ntfs_write_inode+0x58d/0xcc0 fs/ntfs/inode.c:3084 write_inode fs/fs-writeback.c:1241 [inline] __writeback_single_inode+0x6a4/0x1010 fs/fs-writeback.c:1439 writeback_sb_inodes+0x48b/0xd30 fs/fs-writeback.c:1645 wb_writeback+0x243/0xb80 fs/fs-writeback.c:1820 wb_do_writeback fs/fs-writeback.c:1952 [inline] wb_workfn+0x2bd/0xf50 fs/fs-writeback.c:1988 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:406 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ni->mrec_lock); lock(&rl->lock); lock(&ni->mrec_lock); lock(&rl->lock); *** DEADLOCK *** 3 locks held by kworker/u4:6/9356: #0: ("writeback"){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2088 #1: ((&(&wb->dwork)->work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2092 #2: (&ni->mrec_lock){+.+.}, at: [] map_mft_record+0x2b/0xbe0 fs/ntfs/mft.c:166 stack backtrace: CPU: 0 PID: 9356 Comm: kworker/u4:6 Not tainted 4.14.304-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Workqueue: writeback wb_workfn (flush-7:4) Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_read+0x36/0x80 kernel/locking/rwsem.c:24 ntfs_read_block fs/ntfs/aops.c:269 [inline] ntfs_readpage+0x1396/0x1ad0 fs/ntfs/aops.c:456 do_read_cache_page+0x38e/0xc10 mm/filemap.c:2713 read_mapping_page include/linux/pagemap.h:398 [inline] ntfs_map_page fs/ntfs/aops.h:89 [inline] ntfs_sync_mft_mirror+0x1f4/0x1560 fs/ntfs/mft.c:490 write_mft_record_nolock+0xece/0x1240 fs/ntfs/mft.c:793 write_mft_record fs/ntfs/mft.h:109 [inline] __ntfs_write_inode+0x58d/0xcc0 fs/ntfs/inode.c:3084 write_inode fs/fs-writeback.c:1241 [inline] __writeback_single_inode+0x6a4/0x1010 fs/fs-writeback.c:1439 writeback_sb_inodes+0x48b/0xd30 fs/fs-writeback.c:1645 wb_writeback+0x243/0xb80 fs/fs-writeback.c:1820 wb_do_writeback fs/fs-writeback.c:1952 [inline] wb_workfn+0x2bd/0xf50 fs/fs-writeback.c:1988 process_one_work+0x793/0x14a0 kernel/workqueue.c:2117 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2251 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:406 syz-executor.1 (10103): drop_caches: 1 ISO 9660 Extensions: Microsoft Joliet Level 3 ISOFS: changing to secondary root ntfs: (device loop4): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. ntfs: volume version 3.1. ntfs: (device loop1): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. ntfs: (device loop4): ntfs_cluster_alloc(): Failed to allocate clusters, aborting (error -28). ntfs: (device loop4): ntfs_attr_extend_allocation(): Cannot extend allocation of inode 0x43, attribute type 0x80, because the allocation of clusters failed with error code -28. ISO 9660 Extensions: Microsoft Joliet Level 3 ISOFS: changing to secondary root ntfs: volume version 3.1. ntfs: (device loop1): ntfs_cluster_alloc(): Failed to allocate clusters, aborting (error -28). ntfs: (device loop1): ntfs_attr_extend_allocation(): Cannot extend allocation of inode 0x43, attribute type 0x80, because the allocation of clusters failed with error code -28. ISO 9660 Extensions: Microsoft Joliet Level 3 ISOFS: changing to secondary root ntfs: volume version 3.1. ISO 9660 Extensions: Microsoft Joliet Level 3 ISOFS: changing to secondary root ntfs: volume version 3.1. ntfs: volume version 3.1. ntfs: volume version 3.1. Alternate GPT is invalid, using primary GPT. loop2: p1 p2 p3 loop_reread_partitions: partition scan of loop2 () failed (rc=-16) print_req_error: I/O error, dev loop2, sector 1008 print_req_error: I/O error, dev loop2, sector 1008 Buffer I/O error on dev loop2p3, logical block 8, async page read print_req_error: I/O error, dev loop2, sector 1009 Buffer I/O error on dev loop2p3, logical block 9, async page read print_req_error: I/O error, dev loop2, sector 1010 Buffer I/O error on dev loop2p3, logical block 10, async page read print_req_error: I/O error, dev loop2, sector 1011 Buffer I/O error on dev loop2p3, logical block 11, async page read print_req_error: I/O error, dev loop2, sector 1012 Buffer I/O error on dev loop2p3, logical block 12, async page read print_req_error: I/O error, dev loop2, sector 1013 Buffer I/O error on dev loop2p3, logical block 13, async page read print_req_error: I/O error, dev loop2, sector 1014 Buffer I/O error on dev loop2p3, logical block 14, async page read print_req_error: I/O error, dev loop2, sector 1015 Buffer I/O error on dev loop2p3, logical block 15, async page read print_req_error: I/O error, dev loop2, sector 1008 Buffer I/O error on dev loop2p2, logical block 8, async page read Buffer I/O error on dev loop2p2, logical block 9, async page read Alternate GPT is invalid, using primary GPT. loop2: p1 p2 p3 Alternate GPT is invalid, using primary GPT. loop2: p1 p2 p3 Alternate GPT is invalid, using primary GPT. loop1: p1 p2 p3 Alternate GPT is invalid, using primary GPT. loop2: p1 p2 p3 caif:caif_disconnect_client(): nothing to disconnect caif:caif_disconnect_client(): nothing to disconnect Alternate GPT is invalid, using primary GPT. loop1: p1 p2 p3 caif:caif_disconnect_client(): nothing to disconnect Alternate GPT is invalid, using primary GPT. loop2: p1 p2 p3 caif:caif_disconnect_client(): nothing to disconnect caif:caif_disconnect_client(): nothing to disconnect caif:caif_disconnect_client(): nothing to disconnect caif:caif_disconnect_client(): nothing to disconnect Alternate GPT is invalid, using primary GPT. loop1: p1 p2 p3 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. ********************************************************** ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. ** ** ** trace_printk() being used. Allocating extra memory. ** ** ** kauditd_printk_skb: 17 callbacks suppressed audit: type=1804 audit(1674560492.594:14): pid=10685 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir2862700109/syzkaller.FQGzpb/52/bus" dev="sda1" ino=14032 res=1 ** This means that this is a DEBUG kernel and it is ** ** unsafe for production use. ** ** ** F2FS-fs (loop1): Wrong CP boundary, start(512) end(1536) blocks(512) audit: type=1800 audit(1674560492.634:15): pid=10685 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=14032 res=0 F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock ** If you see this message and you are not debugging ** ** the kernel, report this immediately to your vendor! ** F2FS-fs (loop1): Found nat_bits in checkpoint ** ** ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** ********************************************************** F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 audit: type=1804 audit(1674560492.934:16): pid=10710 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir2862700109/syzkaller.FQGzpb/53/bus" dev="sda1" ino=14032 res=1 attempt to access beyond end of device loop1: rw=2049, want=45104, limit=40427 audit: type=1800 audit(1674560492.944:17): pid=10710 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=14032 res=0 audit: type=1804 audit(1674560493.084:18): pid=10716 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir2862700109/syzkaller.FQGzpb/54/bus" dev="sda1" ino=14034 res=1 audit: type=1800 audit(1674560493.084:19): pid=10716 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=14034 res=0 audit: type=1804 audit(1674560493.244:20): pid=10725 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir2862700109/syzkaller.FQGzpb/55/bus" dev="sda1" ino=14045 res=1 audit: type=1800 audit(1674560493.244:21): pid=10725 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=14045 res=0 F2FS-fs (loop2): Wrong CP boundary, start(512) end(1536) blocks(512) F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop2): Found nat_bits in checkpoint F2FS-fs (loop1): Wrong CP boundary, start(512) end(1536) blocks(512) F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 attempt to access beyond end of device loop2: rw=2049, want=45104, limit=40427 attempt to access beyond end of device loop1: rw=2049, want=45104, limit=40427