====================================================== WARNING: possible circular locking dependency detected 4.19.0-rc8-next-20181019+ #98 Not tainted ------------------------------------------------------ kworker/1:1/22 is trying to acquire lock: 00000000b84825f0 (&sb->s_type->i_mutex_key#10){+.+.}, at: inode_lock include/linux/fs.h:764 [inline] 00000000b84825f0 (&sb->s_type->i_mutex_key#10){+.+.}, at: __generic_file_fsync+0xb5/0x200 fs/libfs.c:999 but task is already holding lock: 000000000eb2feed ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0xb9a/0x1c40 kernel/workqueue.c:2128 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((work_completion)(&dio->complete_work)){+.+.}: process_one_work+0xc0a/0x1c40 kernel/workqueue.c:2129 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #1 ((wq_completion)"dio/%s"sb->s_id){+.+.}: kobject: 'kvm' (000000005e4b7568): kobject_uevent_env flush_workqueue+0x30a/0x1e10 kernel/workqueue.c:2655 drain_workqueue+0x2a9/0x640 kernel/workqueue.c:2820 destroy_workqueue+0xc6/0x9c0 kernel/workqueue.c:4155 __alloc_workqueue_key+0xe56/0x10a0 kernel/workqueue.c:4138 sb_init_dio_done_wq+0x37/0x90 fs/direct-io.c:623 kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' dio_set_defer_completion fs/direct-io.c:646 [inline] get_more_blocks fs/direct-io.c:723 [inline] do_direct_IO fs/direct-io.c:1001 [inline] do_blockdev_direct_IO+0x5bd9/0xefa0 fs/direct-io.c:1331 __blockdev_direct_IO+0x9d/0xc6 fs/direct-io.c:1417 ext4_direct_IO_write fs/ext4/inode.c:3774 [inline] ext4_direct_IO+0xadd/0x2210 fs/ext4/inode.c:3901 generic_file_direct_write+0x275/0x4b0 mm/filemap.c:2951 __generic_file_write_iter+0x2ff/0x630 mm/filemap.c:3130 ext4_file_write_iter+0x390/0x1420 fs/ext4/file.c:266 call_write_iter include/linux/fs.h:1844 [inline] aio_write+0x3b1/0x610 fs/aio.c:1562 io_submit_one+0xaa1/0xf80 fs/aio.c:1836 __do_sys_io_submit fs/aio.c:1917 [inline] __se_sys_io_submit fs/aio.c:1888 [inline] __x64_sys_io_submit+0x1b7/0x580 fs/aio.c:1888 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&sb->s_type->i_mutex_key#10){+.+.}: lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 down_write+0x8a/0x130 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:764 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:999 ext4_sync_file+0xa45/0x1500 fs/ext4/fsync.c:120 vfs_fsync_range+0x140/0x220 fs/sync.c:197 generic_write_sync include/linux/fs.h:2776 [inline] dio_complete+0x75c/0x9e0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0xc8b/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 other info that might help us debug this: Chain exists of: &sb->s_type->i_mutex_key#10 --> (wq_completion)"dio/%s"sb->s_id --> (work_completion)(&dio->complete_work) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((work_completion)(&dio->complete_work)); lock((wq_completion)"dio/%s"sb->s_id); lock((work_completion)(&dio->complete_work)); lock(&sb->s_type->i_mutex_key#10); *** DEADLOCK *** 2 locks held by kworker/1:1/22: #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: __write_once_size include/linux/compiler.h:206 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 00000000ef297cd4 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: process_one_work+0xb43/0x1c40 kernel/workqueue.c:2124 #1: 000000000eb2feed ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0xb9a/0x1c40 kernel/workqueue.c:2128 stack backtrace: CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 4.19.0-rc8-next-20181019+ #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: dio/sda1 dio_aio_complete_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 print_circular_bug.isra.35.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1863 [inline] check_prevs_add kernel/locking/lockdep.c:1976 [inline] validate_chain kernel/locking/lockdep.c:2347 [inline] __lock_acquire+0x3399/0x4c20 kernel/locking/lockdep.c:3341 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 down_write+0x8a/0x130 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:764 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:999 ext4_sync_file+0xa45/0x1500 fs/ext4/fsync.c:120 vfs_fsync_range+0x140/0x220 fs/sync.c:197 generic_write_sync include/linux/fs.h:2776 [inline] dio_complete+0x75c/0x9e0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0xc8b/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' ntfs: (device loop0): parse_options(): The disable_sparse option requires a boolean argument. kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env ntfs: (device loop2): ntfs_fill_super(): Unable to determine device size. kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000006c10551b): kobject_uevent_env ntfs: (device loop0): parse_options(): The disable_sparse option requires a boolean argument. kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' overlayfs: failed to resolve './file1': -2 kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' ntfs: (device loop2): ntfs_fill_super(): Unable to determine device size. kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' init_special_inode: bogus i_mode (0) for inode loop5:1 MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' minix_free_inode: bit 1 already cleared kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' ntfs: (device loop0): parse_options(): The disable_sparse option requires a boolean argument. kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' init_special_inode: bogus i_mode (0) for inode loop5:1 kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' init_special_inode: bogus i_mode (0) for inode loop1:1 kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' minix_free_inode: bit 1 already cleared minix_free_inode: bit 1 already cleared kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' init_special_inode: bogus i_mode (0) for inode loop5:1 kobject: 'loop2' (000000002c2fe087): kobject_uevent_env MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' init_special_inode: bogus i_mode (0) for inode loop1:1 kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' MINIX-fs: mounting unchecked file system, running fsck is recommended minix_free_inode: bit 1 already cleared kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' minix_free_inode: bit 1 already cleared kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): kobject_uevent_env init_special_inode: bogus i_mode (0) for inode loop5:1 kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' init_special_inode: bogus i_mode (0) for inode loop1:1 kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' MINIX-fs: mounting unchecked file system, running fsck is recommended kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' minix_free_inode: bit 1 already cleared kobject: 'kvm' (000000005e4b7568): kobject_uevent_env minix_free_inode: bit 1 already cleared kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env netlink: 'syz-executor2': attribute type 40 has an invalid length. kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env net_ratelimit: 1 callbacks suppressed A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' netlink: 'syz-executor2': attribute type 40 has an invalid length. kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' netlink: 'syz-executor2': attribute type 40 has an invalid length. kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop1' (000000006c10551b): kobject_uevent_env kobject: 'loop1' (000000006c10551b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' netlink: 'syz-executor2': attribute type 40 has an invalid length. kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' A link change request failed with some changes committed already. Interface team_slave_1 may have been left with an inconsistent configuration, please check. kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'bpq0' (000000004e553eca): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'bpq0' (000000004e553eca): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'bpq0' (000000004e553eca): fill_kobj_path: path = '/devices/virtual/net/bpq0' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (00000000740fcac2): kobject_add_internal: parent: 'bpq0', set: '' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'queues' (00000000740fcac2): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (00000000740fcac2): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop2' (000000002c2fe087): kobject_uevent_env kobject: 'loop2' (000000002c2fe087): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'rx-0' (00000000d93dc6c1): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000d93dc6c1): kobject_uevent_env kobject: 'rx-0' (00000000d93dc6c1): fill_kobj_path: path = '/devices/virtual/net/bpq0/queues/rx-0' kobject: 'loop0' (0000000028f954d0): kobject_uevent_env kobject: 'tx-0' (000000004c77f158): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (0000000028f954d0): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000001961c9e0): kobject_uevent_env kobject: 'loop5' (000000001961c9e0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (000000004c77f158): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): kobject_uevent_env kobject: 'tx-0' (000000004c77f158): fill_kobj_path: path = '/devices/virtual/net/bpq0/queues/tx-0' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'loop3' (00000000b89b005f): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000d5308e6b): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000d5308e6b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env kobject: 'kvm' (000000005e4b7568): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000005e4b7568): kobject_uevent_env