====================================================== WARNING: possible circular locking dependency detected 5.0.0-rc7+ #82 Not tainted ------------------------------------------------------ kworker/1:2/7755 is trying to acquire lock: 0000000087495100 (&sb->s_type->i_mutex_key#9){++++}, at: inode_lock include/linux/fs.h:757 [inline] 0000000087495100 (&sb->s_type->i_mutex_key#9){++++}, at: __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 but task is already holding lock: 00000000c456e618 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x8b4/0x1790 kernel/workqueue.c:2148 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+0x90f/0x1790 kernel/workqueue.c:2149 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 -> #1 ((wq_completion)"dio/%s"sb->s_id){+.+.}: flush_workqueue+0x126/0x14c0 kernel/workqueue.c:2678 drain_workqueue+0x1b4/0x470 kernel/workqueue.c:2843 destroy_workqueue+0x21/0x6f0 kernel/workqueue.c:4178 __alloc_workqueue_key+0xbe9/0xe00 kernel/workqueue.c:4161 sb_init_dio_done_wq+0x39/0x90 fs/direct-io.c:623 dio_set_defer_completion fs/direct-io.c:646 [inline] get_more_blocks fs/direct-io.c:724 [inline] do_direct_IO fs/direct-io.c:1002 [inline] do_blockdev_direct_IO+0x27b7/0x8db0 fs/direct-io.c:1334 __blockdev_direct_IO+0xa1/0xca fs/direct-io.c:1420 ext4_direct_IO_write fs/ext4/inode.c:3775 [inline] ext4_direct_IO+0xe6c/0x1c10 fs/ext4/inode.c:3902 generic_file_direct_write+0x214/0x4b0 mm/filemap.c:3111 __generic_file_write_iter+0x2ee/0x630 mm/filemap.c:3290 ext4_file_write_iter+0x33f/0x1160 fs/ext4/file.c:266 call_write_iter include/linux/fs.h:1863 [inline] aio_write+0x358/0x570 fs/aio.c:1582 __io_submit_one fs/aio.c:1861 [inline] io_submit_one+0x10ea/0x1cf0 fs/aio.c:1909 __do_sys_io_submit fs/aio.c:1954 [inline] __se_sys_io_submit fs/aio.c:1924 [inline] __x64_sys_io_submit+0x1bd/0x580 fs/aio.c:1924 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&sb->s_type->i_mutex_key#9){++++}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:757 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 ext4_sync_file+0x867/0x14d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x144/0x230 fs/sync.c:197 generic_write_sync include/linux/fs.h:2787 [inline] dio_complete+0x498/0x9f0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 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#9 --> (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#9); *** DEADLOCK *** 2 locks held by kworker/1:2/7755: #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: __write_once_size include/linux/compiler.h:220 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 0000000062699a32 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: process_one_work+0x87e/0x1790 kernel/workqueue.c:2144 #1: 00000000c456e618 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x8b4/0x1790 kernel/workqueue.c:2148 stack backtrace: CPU: 1 PID: 7755 Comm: kworker/1:2 Not tainted 5.0.0-rc7+ #82 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+0x172/0x1f0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1224 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x2f00/0x4700 kernel/locking/lockdep.c:3338 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3841 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:757 [inline] __generic_file_fsync+0xb5/0x200 fs/libfs.c:981 ext4_sync_file+0x867/0x14d0 fs/ext4/fsync.c:120 vfs_fsync_range+0x144/0x230 fs/sync.c:197 generic_write_sync include/linux/fs.h:2787 [inline] dio_complete+0x498/0x9f0 fs/direct-io.c:329 dio_aio_complete_work+0x20/0x30 fs/direct-io.c:341 process_one_work+0x98e/0x1790 kernel/workqueue.c:2173 worker_thread+0x98/0xe40 kernel/workqueue.c:2319 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000009126c824): kobject_cleanup, parent 000000002b8df1b0 kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'rx-0' (000000009126c824): auto cleanup 'remove' event kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (000000009126c824): kobject_uevent_env kobject: 'rx-0' (000000009126c824): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000009126c824): auto cleanup kobject_del kobject: 'rx-0' (000000009126c824): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000400983bc): kobject_cleanup, parent 000000002b8df1b0 kobject: 'tx-0' (00000000400983bc): auto cleanup 'remove' event kobject: 'tx-0' (00000000400983bc): kobject_uevent_env kobject: 'tx-0' (00000000400983bc): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'tx-0' (00000000400983bc): auto cleanup kobject_del kobject: 'tx-0' (00000000400983bc): calling ktype release kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0': free name FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'queues' (000000002b8df1b0): kobject_cleanup, parent (null) kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000002b8df1b0): calling ktype release kobject: 'queues' (000000002b8df1b0): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (000000007f2e4355): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'ip6gre0' (000000007f2e4355): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) kobject: 'rx-0' (000000004c1dbf34): kobject_cleanup, parent 000000005e0b3201 kobject: 'rx-0' (000000004c1dbf34): auto cleanup 'remove' event kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000004c1dbf34): kobject_uevent_env kobject: 'rx-0' (000000004c1dbf34): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000004c1dbf34): auto cleanup kobject_del kobject: 'rx-0' (000000004c1dbf34): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000b4d92b72): kobject_cleanup, parent 000000005e0b3201 kobject: 'tx-0' (00000000b4d92b72): auto cleanup 'remove' event kobject: 'tx-0' (00000000b4d92b72): kobject_uevent_env kobject: 'tx-0' (00000000b4d92b72): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000b4d92b72): auto cleanup kobject_del kobject: 'tx-0' (00000000b4d92b72): calling ktype release kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0': free name kobject: 'queues' (000000005e0b3201): kobject_cleanup, parent (null) kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (000000005e0b3201): calling ktype release kobject: 'queues' (000000005e0b3201): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (00000000e22972d2): kobject_uevent_env kobject: 'ip6gre0' (00000000e22972d2): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000002ff84470): kobject_cleanup, parent 0000000011e459c4 kobject: 'rx-0' (000000002ff84470): auto cleanup 'remove' event kobject: 'rx-0' (000000002ff84470): kobject_uevent_env kobject: 'rx-0' (000000002ff84470): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000002ff84470): auto cleanup kobject_del kobject: 'rx-0' (000000002ff84470): calling ktype release kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0': free name kobject: 'tx-0' (00000000ac229bf0): kobject_cleanup, parent 0000000011e459c4 kobject: 'tx-0' (00000000ac229bf0): auto cleanup 'remove' event kobject: 'tx-0' (00000000ac229bf0): kobject_uevent_env kobject: 'tx-0' (00000000ac229bf0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000ac229bf0): auto cleanup kobject_del kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000ac229bf0): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000011e459c4): kobject_cleanup, parent (null) kobject: 'queues' (0000000011e459c4): calling ktype release kobject: 'queues' (0000000011e459c4): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (00000000efc027f3): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip6gre0' (00000000efc027f3): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gre0' (000000007f2e4355): kobject_cleanup, parent (null) kobject: 'ip6gre0' (000000007f2e4355): auto cleanup 'remove' event kobject: 'ip6gre0' (000000007f2e4355): kobject_uevent_env kobject: 'ip6gre0' (000000007f2e4355): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'ip6gre0' (000000007f2e4355): calling ktype release kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6gre0': free name kobject: 'ip6gre0' (00000000e22972d2): kobject_cleanup, parent (null) kobject: 'ip6gre0' (00000000e22972d2): auto cleanup 'remove' event kobject: 'ip6gre0' (00000000e22972d2): kobject_uevent_env kobject: 'ip6gre0' (00000000e22972d2): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gre0' (00000000e22972d2): calling ktype release kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6gre0': free name kobject: 'ip6gre0' (00000000efc027f3): kobject_cleanup, parent (null) kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip6gre0' (00000000efc027f3): auto cleanup 'remove' event kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'ip6gre0' (00000000efc027f3): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'ip6gre0' (00000000efc027f3): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6gre0' (00000000efc027f3): calling ktype release kobject: 'ip6gre0': free name kobject: 'rx-0' (00000000f0a9fe9e): kobject_cleanup, parent 000000003df7b91c kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'rx-0' (00000000f0a9fe9e): auto cleanup 'remove' event kobject: 'rx-0' (00000000f0a9fe9e): kobject_uevent_env kobject: 'rx-0' (00000000f0a9fe9e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (00000000f0a9fe9e): auto cleanup kobject_del kobject: 'rx-0' (00000000f0a9fe9e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000ed8a2994): kobject_cleanup, parent 000000003df7b91c kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000ed8a2994): auto cleanup 'remove' event kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'tx-0' (00000000ed8a2994): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (00000000ed8a2994): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'tx-0' (00000000ed8a2994): auto cleanup kobject_del kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (00000000ed8a2994): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000003df7b91c): kobject_cleanup, parent (null) kobject: 'queues' (000000003df7b91c): calling ktype release kobject: 'queues' (000000003df7b91c): kset_release kobject: 'queues': free name kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'ip6tnl0' (00000000a3599b42): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip6tnl0' (00000000a3599b42): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000015e5c671): kobject_cleanup, parent 0000000040587c76 kobject: 'rx-0' (0000000015e5c671): auto cleanup 'remove' event kobject: 'rx-0' (0000000015e5c671): kobject_uevent_env kobject: 'rx-0' (0000000015e5c671): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000015e5c671): auto cleanup kobject_del kobject: 'rx-0' (0000000015e5c671): calling ktype release kobject: 'rx-0': free name kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'tx-0' (000000007f174f82): kobject_cleanup, parent 0000000040587c76 kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (000000007f174f82): auto cleanup 'remove' event kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'tx-0' (000000007f174f82): kobject_uevent_env kobject: 'tx-0' (000000007f174f82): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000007f174f82): auto cleanup kobject_del kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (000000007f174f82): calling ktype release kobject: 'tx-0': free name kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'queues' (0000000040587c76): kobject_cleanup, parent (null) kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (0000000040587c76): calling ktype release kobject: 'queues' (0000000040587c76): kset_release kobject: 'queues': free name kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'ip6tnl0' (0000000031b597ad): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'ip6tnl0' (0000000031b597ad): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (000000003e7c0e65): kobject_cleanup, parent 00000000cd4d61b8 kobject: 'rx-0' (000000003e7c0e65): auto cleanup 'remove' event kobject: 'rx-0' (000000003e7c0e65): kobject_uevent_env kobject: 'rx-0' (000000003e7c0e65): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'rx-0' (000000003e7c0e65): auto cleanup kobject_del kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000003e7c0e65): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000d8b25ad0): kobject_cleanup, parent 00000000cd4d61b8 kobject: 'tx-0' (00000000d8b25ad0): auto cleanup 'remove' event kobject: 'tx-0' (00000000d8b25ad0): kobject_uevent_env kobject: 'tx-0' (00000000d8b25ad0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000d8b25ad0): auto cleanup kobject_del kobject: 'tx-0' (00000000d8b25ad0): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000cd4d61b8): kobject_cleanup, parent (null) kobject: 'queues' (00000000cd4d61b8): calling ktype release kobject: 'queues' (00000000cd4d61b8): kset_release kobject: 'queues': free name kobject: 'ip6tnl0' (00000000b93ea1cf): kobject_uevent_env kobject: 'ip6tnl0' (00000000b93ea1cf): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (00000000a3599b42): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (00000000a3599b42): auto cleanup 'remove' event kobject: 'ip6tnl0' (00000000a3599b42): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'ip6tnl0' (00000000a3599b42): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (00000000a3599b42): calling ktype release kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'ip6tnl0': free name kobject: 'ip6tnl0' (0000000031b597ad): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (0000000031b597ad): auto cleanup 'remove' event kobject: 'ip6tnl0' (0000000031b597ad): kobject_uevent_env kobject: 'ip6tnl0' (0000000031b597ad): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (0000000031b597ad): calling ktype release kobject: 'ip6tnl0': free name kobject: 'ip6tnl0' (00000000b93ea1cf): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (00000000b93ea1cf): auto cleanup 'remove' event kobject: 'ip6tnl0' (00000000b93ea1cf): kobject_uevent_env kobject: 'ip6tnl0' (00000000b93ea1cf): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (00000000b93ea1cf): calling ktype release kobject: 'ip6tnl0': free name kobject: 'rx-0' (0000000004dc2efa): kobject_cleanup, parent 00000000354a6e27 kobject: 'rx-0' (0000000004dc2efa): auto cleanup 'remove' event FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000ab87bee7 [p=000000006634029f fl=222 nc=0 na=1] FS-Cache: O-cookie d=0000000058e29571 n=00000000d2d9f7aa FS-Cache: O-key=[10] '0200020000a07f000008' FS-Cache: N-cookie c=000000003b5b39e1 [p=000000006634029f fl=2 nc=0 na=1] kobject: 'rx-0' (0000000004dc2efa): kobject_uevent_env FS-Cache: N-cookie d=0000000058e29571 n=00000000f58839d1 FS-Cache: N-key=[10] '0200020000a07f000008' kobject: 'rx-0' (0000000004dc2efa): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'rx-0' (0000000004dc2efa): auto cleanup kobject_del kobject: 'rx-0' (0000000004dc2efa): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000003b53a635): kobject_cleanup, parent 00000000354a6e27 kobject: 'tx-0' (000000003b53a635): auto cleanup 'remove' event kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (000000003b53a635): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (000000003b53a635): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000003b53a635): auto cleanup kobject_del kobject: 'tx-0' (000000003b53a635): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000354a6e27): kobject_cleanup, parent (null) kobject: 'queues' (00000000354a6e27): calling ktype release kobject: 'queues' (00000000354a6e27): kset_release kobject: 'queues': free name kobject: 'sit0' (000000004b8daaae): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): kobject_uevent_env kobject: 'kvm' (000000000ade5e78): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'sit0' (000000004b8daaae): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000fdfb872f): kobject_cleanup, parent 000000001e659baa kobject: 'rx-0' (00000000fdfb872f): auto cleanup 'remove' event kobject: 'rx-0' (00000000fdfb872f): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' FS-Cache: Duplicate cookie detected kobject: 'rx-0' (00000000fdfb872f): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000fdfb872f): auto cleanup kobject_del kobject: 'rx-0' (00000000fdfb872f): calling ktype release kobject: 'rx-0': free name FS-Cache: O-cookie c=0000000003d6c658 [p=000000006634029f fl=222 nc=0 na=1] kobject: 'loop1' (000000009a5e0475): kobject_uevent_env FS-Cache: O-cookie d=0000000058e29571 n=00000000147665d4 kobject: 'tx-0' (000000009a4a805f): kobject_cleanup, parent 000000001e659baa FS-Cache: O-key=[10] '0200020000a07f000008' FS-Cache: N-cookie c=0000000088bd2e46 [p=000000006634029f fl=2 nc=0 na=1] FS-Cache: N-cookie d=0000000058e29571 n=0000000073c98ba0 FS-Cache: N-key=[10] '0200020000a07f000008' kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (000000009a4a805f): auto cleanup 'remove' event kobject: 'tx-0' (000000009a4a805f): kobject_uevent_env kobject: 'tx-0' (000000009a4a805f): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000009a4a805f): auto cleanup kobject_del kobject: 'tx-0' (000000009a4a805f): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000001e659baa): kobject_cleanup, parent (null) kobject: 'queues' (000000001e659baa): calling ktype release kobject: 'queues' (000000001e659baa): kset_release kobject: 'queues': free name kobject: 'sit0' (000000004348f853): kobject_uevent_env kobject: 'sit0' (000000004348f853): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000008258ae14): kobject_cleanup, parent 00000000fc452fe8 kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (000000008258ae14): auto cleanup 'remove' event kobject: 'rx-0' (000000008258ae14): kobject_uevent_env kobject: 'rx-0' (000000008258ae14): kobject_uevent_env: uevent_suppress caused the event to drop! FS-Cache: Duplicate cookie detected kobject: 'rx-0' (000000008258ae14): auto cleanup kobject_del kobject: 'rx-0' (000000008258ae14): calling ktype release FS-Cache: O-cookie c=00000000f0553946 [p=000000006634029f fl=222 nc=0 na=1] FS-Cache: O-cookie d=0000000058e29571 n=00000000c5ed0a1c FS-Cache: O-key=[10] '0200020000a07f000008' kobject: 'rx-0': free name FS-Cache: N-cookie c=0000000022331387 [p=000000006634029f fl=2 nc=0 na=1] kobject: 'tx-0' (00000000e52172e3): kobject_cleanup, parent 00000000fc452fe8 FS-Cache: N-cookie d=0000000058e29571 n=000000002236640e FS-Cache: N-key=[10] '0200020000a07f000008' kobject: 'tx-0' (00000000e52172e3): auto cleanup 'remove' event kobject: 'tx-0' (00000000e52172e3): kobject_uevent_env kobject: 'tx-0' (00000000e52172e3): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000e52172e3): auto cleanup kobject_del kobject: 'tx-0' (00000000e52172e3): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000fc452fe8): kobject_cleanup, parent (null) kobject: 'queues' (00000000fc452fe8): calling ktype release kobject: 'queues' (00000000fc452fe8): kset_release kobject: 'queues': free name kobject: 'sit0' (0000000017bf74ec): kobject_uevent_env kobject: 'sit0' (0000000017bf74ec): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'sit0' (000000004b8daaae): kobject_cleanup, parent (null) FS-Cache: Duplicate cookie detected FS-Cache: O-cookie c=00000000f0553946 [p=000000006634029f fl=222 nc=0 na=1] FS-Cache: O-cookie d=0000000058e29571 n=00000000c5ed0a1c FS-Cache: O-key=[10] '0200020000a07f000008' FS-Cache: N-cookie c=00000000ca281c52 [p=000000006634029f fl=2 nc=0 na=1] FS-Cache: N-cookie d=0000000058e29571 n=00000000c1ac8bd3 FS-Cache: N-key=[10] '0200020000a07f000008' kobject: 'sit0' (000000004b8daaae): auto cleanup 'remove' event kobject: 'sit0' (000000004b8daaae): kobject_uevent_env kobject: 'sit0' (000000004b8daaae): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'sit0' (000000004b8daaae): calling ktype release kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'sit0': free name kobject: 'sit0' (000000004348f853): kobject_cleanup, parent (null) kobject: 'sit0' (000000004348f853): auto cleanup 'remove' event kobject: 'sit0' (000000004348f853): kobject_uevent_env kobject: 'sit0' (000000004348f853): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'sit0' (000000004348f853): calling ktype release kobject: 'sit0': free name kobject: 'sit0' (0000000017bf74ec): kobject_cleanup, parent (null) kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'sit0' (0000000017bf74ec): auto cleanup 'remove' event kobject: 'sit0' (0000000017bf74ec): kobject_uevent_env kobject: 'sit0' (0000000017bf74ec): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'sit0' (0000000017bf74ec): calling ktype release kobject: 'sit0': free name kobject: 'rx-0' (0000000012887495): kobject_cleanup, parent 000000000fcb4831 kobject: 'rx-0' (0000000012887495): auto cleanup 'remove' event kobject: 'rx-0' (0000000012887495): kobject_uevent_env kobject: 'rx-0' (0000000012887495): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000012887495): auto cleanup kobject_del kobject: 'rx-0' (0000000012887495): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000012185c2e): kobject_cleanup, parent 000000000fcb4831 kobject: 'tx-0' (0000000012185c2e): auto cleanup 'remove' event kobject: 'tx-0' (0000000012185c2e): kobject_uevent_env kobject: 'tx-0' (0000000012185c2e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'tx-0' (0000000012185c2e): auto cleanup kobject_del kobject: 'tx-0' (0000000012185c2e): calling ktype release kobject: 'tx-0': free name kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (000000000fcb4831): kobject_cleanup, parent (null) kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'queues' (000000000fcb4831): calling ktype release kobject: 'queues' (000000000fcb4831): kset_release kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues': free name kobject: 'ip6_vti0' (000000004ccdb471): kobject_uevent_env kobject: 'ip6_vti0' (000000004ccdb471): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000007ac8b405): kobject_cleanup, parent 00000000c354eaf7 kobject: 'rx-0' (000000007ac8b405): auto cleanup 'remove' event kobject: 'rx-0' (000000007ac8b405): kobject_uevent_env kobject: 'rx-0' (000000007ac8b405): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000007ac8b405): auto cleanup kobject_del kobject: 'rx-0' (000000007ac8b405): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000fb61cf73): kobject_cleanup, parent 00000000c354eaf7 kobject: 'tx-0' (00000000fb61cf73): auto cleanup 'remove' event kobject: 'tx-0' (00000000fb61cf73): kobject_uevent_env kobject: 'tx-0' (00000000fb61cf73): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000fb61cf73): auto cleanup kobject_del kobject: 'tx-0' (00000000fb61cf73): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000c354eaf7): kobject_cleanup, parent (null) kobject: 'queues' (00000000c354eaf7): calling ktype release kobject: 'queues' (00000000c354eaf7): kset_release kobject: 'queues': free name kobject: 'ip6_vti0' (00000000a577398d): kobject_uevent_env kobject: 'ip6_vti0' (00000000a577398d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000002f41e9e0): kobject_cleanup, parent 0000000095c418c7 kobject: 'rx-0' (000000002f41e9e0): auto cleanup 'remove' event kobject: 'rx-0' (000000002f41e9e0): kobject_uevent_env kobject: 'rx-0' (000000002f41e9e0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000002f41e9e0): auto cleanup kobject_del kobject: 'rx-0' (000000002f41e9e0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000009574aa9a): kobject_cleanup, parent 0000000095c418c7 kobject: 'tx-0' (000000009574aa9a): auto cleanup 'remove' event kobject: 'tx-0' (000000009574aa9a): kobject_uevent_env kobject: 'tx-0' (000000009574aa9a): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000009574aa9a): auto cleanup kobject_del kobject: 'tx-0' (000000009574aa9a): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000095c418c7): kobject_cleanup, parent (null) kobject: 'queues' (0000000095c418c7): calling ktype release kobject: 'queues' (0000000095c418c7): kset_release kobject: 'queues': free name kobject: 'ip6_vti0' (000000007db5006e): kobject_uevent_env kobject: 'ip6_vti0' (000000007db5006e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (000000004ccdb471): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (000000004ccdb471): auto cleanup 'remove' event kobject: 'ip6_vti0' (000000004ccdb471): kobject_uevent_env kobject: 'ip6_vti0' (000000004ccdb471): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (000000004ccdb471): calling ktype release kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'ip6_vti0': free name kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip6_vti0' (00000000a577398d): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (00000000a577398d): auto cleanup 'remove' event kobject: 'ip6_vti0' (00000000a577398d): kobject_uevent_env kobject: 'ip6_vti0' (00000000a577398d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (00000000a577398d): calling ktype release kobject: 'ip6_vti0': free name kobject: 'ip6_vti0' (000000007db5006e): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (000000007db5006e): auto cleanup 'remove' event kobject: 'ip6_vti0' (000000007db5006e): kobject_uevent_env kobject: 'ip6_vti0' (000000007db5006e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (000000007db5006e): calling ktype release kobject: 'ip6_vti0': free name kobject: 'rx-0' (00000000f2bce36e): kobject_cleanup, parent 00000000c607a2e3 kobject: 'rx-0' (00000000f2bce36e): auto cleanup 'remove' event kobject: 'rx-0' (00000000f2bce36e): kobject_uevent_env kobject: 'rx-0' (00000000f2bce36e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000f2bce36e): auto cleanup kobject_del kobject: 'rx-0' (00000000f2bce36e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000a7429b7e): kobject_cleanup, parent 00000000c607a2e3 kobject: 'tx-0' (00000000a7429b7e): auto cleanup 'remove' event kobject: 'tx-0' (00000000a7429b7e): kobject_uevent_env kobject: 'tx-0' (00000000a7429b7e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'tx-0' (00000000a7429b7e): auto cleanup kobject_del kobject: 'tx-0' (00000000a7429b7e): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000c607a2e3): kobject_cleanup, parent (null) kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (00000000c607a2e3): calling ktype release kobject: 'queues' (00000000c607a2e3): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (000000000a9ea712): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip_vti0' (000000000a9ea712): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000046d9cbae): kobject_cleanup, parent 000000008b9b6087 kobject: 'rx-0' (0000000046d9cbae): auto cleanup 'remove' event kobject: 'rx-0' (0000000046d9cbae): kobject_uevent_env kobject: 'rx-0' (0000000046d9cbae): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000046d9cbae): auto cleanup kobject_del kobject: 'rx-0' (0000000046d9cbae): calling ktype release kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0': free name kobject: 'tx-0' (00000000cb21ea64): kobject_cleanup, parent 000000008b9b6087 kobject: 'tx-0' (00000000cb21ea64): auto cleanup 'remove' event kobject: 'tx-0' (00000000cb21ea64): kobject_uevent_env kobject: 'tx-0' (00000000cb21ea64): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000cb21ea64): auto cleanup kobject_del kobject: 'tx-0' (00000000cb21ea64): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000008b9b6087): kobject_cleanup, parent (null) kobject: 'queues' (000000008b9b6087): calling ktype release kobject: 'queues' (000000008b9b6087): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (000000006655f92e): kobject_uevent_env kobject: 'ip_vti0' (000000006655f92e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000ef001794): kobject_cleanup, parent 00000000d289faaf kobject: 'rx-0' (00000000ef001794): auto cleanup 'remove' event kobject: 'rx-0' (00000000ef001794): kobject_uevent_env kobject: 'rx-0' (00000000ef001794): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000ef001794): auto cleanup kobject_del kobject: 'rx-0' (00000000ef001794): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000cb082779): kobject_cleanup, parent 00000000d289faaf kobject: 'tx-0' (00000000cb082779): auto cleanup 'remove' event kobject: 'tx-0' (00000000cb082779): kobject_uevent_env kobject: 'tx-0' (00000000cb082779): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000cb082779): auto cleanup kobject_del kobject: 'tx-0' (00000000cb082779): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000d289faaf): kobject_cleanup, parent (null) kobject: 'queues' (00000000d289faaf): calling ktype release kobject: 'queues' (00000000d289faaf): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (00000000dba5c710): kobject_uevent_env kobject: 'ip_vti0' (00000000dba5c710): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip_vti0' (000000000a9ea712): kobject_cleanup, parent (null) kobject: 'ip_vti0' (000000000a9ea712): auto cleanup 'remove' event kobject: 'loop5' (000000005d6f4200): kobject_uevent_env kobject: 'loop5' (000000005d6f4200): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'ip_vti0' (000000000a9ea712): kobject_uevent_env kobject: 'ip_vti0' (000000000a9ea712): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip_vti0' (000000000a9ea712): calling ktype release kobject: 'ip_vti0': free name kobject: 'ip_vti0' (000000006655f92e): kobject_cleanup, parent (null) kobject: 'ip_vti0' (000000006655f92e): auto cleanup 'remove' event kobject: 'ip_vti0' (000000006655f92e): kobject_uevent_env kobject: 'ip_vti0' (000000006655f92e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip_vti0' (000000006655f92e): calling ktype release kobject: 'ip_vti0': free name kobject: 'ip_vti0' (00000000dba5c710): kobject_cleanup, parent (null) kobject: 'loop1' (000000009a5e0475): kobject_uevent_env kobject: 'loop1' (000000009a5e0475): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'ip_vti0' (00000000dba5c710): auto cleanup 'remove' event kobject: 'ip_vti0' (00000000dba5c710): kobject_uevent_env kobject: 'ip_vti0' (00000000dba5c710): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip_vti0' (00000000dba5c710): calling ktype release kobject: 'ip_vti0': free name