syzbot


BUG: sleeping function called from invalid context in lock_sock_nested

Status: auto-closed as invalid on 2019/10/30 11:24
Reported-by: syzbot+da813849c3d57d731b78@syzkaller.appspotmail.com
First crash: 1093d, last: 1093d
similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 BUG: sleeping function called from invalid context in lock_sock_nested (2) C done 3909 290d 384d 1/1 fixed on 2021/10/12 13:38
upstream BUG: sleeping function called from invalid context in lock_sock_nested (2) C done error 19391 322d 858d 22/22 fixed on 2021/11/10 13:22
linux-4.14 BUG: sleeping function called from invalid context in lock_sock_nested (2) syz done 1 877d 937d 1/1 fixed on 2020/03/04 10:17
linux-4.19 BUG: sleeping function called from invalid context in lock_sock_nested syz done 1 907d 937d 1/1 fixed on 2020/02/05 13:33
upstream BUG: sleeping function called from invalid context in lock_sock_nested C 1232 862d 937d 16/22 fixed on 2020/02/18 14:31
linux-4.14 BUG: sleeping function called from invalid context in lock_sock_nested (3) syz 144 10d 383d 0/1 upstream: reported syz repro on 2021/06/10 20:33

Sample crash report:
BUG: sleeping function called from invalid context at net/core/sock.c:2759
in_atomic(): 1, irqs_disabled(): 0, pid: 22399, name: syz-executor.0
5 locks held by syz-executor.0/22399:
 #0:  (&q->blk_trace_mutex){+.+.}, at: [<ffffffff8161ce3c>] blk_trace_ioctl+0xcc/0x270 kernel/trace/blktrace.c:689
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] inode_lock include/linux/fs.h:718 [inline]
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] start_creating fs/debugfs/inode.c:313 [inline]
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] start_creating+0x90/0x1b0 fs/debugfs/inode.c:290
 #2:  (rcu_read_lock){....}, at: [<ffffffff8192753a>] dput.part.0+0x2a/0x750 fs/dcache.c:809
 #3:  (&(&dentry->d_lockref.lock)->rlock){+.+.}, at: [<ffffffff82d47a19>] spin_lock include/linux/spinlock.h:317 [inline]
 #3:  (&(&dentry->d_lockref.lock)->rlock){+.+.}, at: [<ffffffff82d47a19>] lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
 #4:  (((&sub->timer))){+.-.}, at: [<ffffffff814f5908>] lockdep_copy_map include/linux/lockdep.h:174 [inline]
 #4:  (((&sub->timer))){+.-.}, at: [<ffffffff814f5908>] call_timer_fn+0xc8/0x670 kernel/time/timer.c:1269
Preemption disabled at:
[<ffffffff82d47a19>] spin_lock include/linux/spinlock.h:317 [inline]
[<ffffffff82d47a19>] lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
CPU: 1 PID: 22399 Comm: syz-executor.0 Not tainted 4.14.131 #25
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 ___might_sleep.cold+0x1bd/0x1f6 kernel/sched/core.c:6039
 __might_sleep+0x93/0xb0 kernel/sched/core.c:5992
 lock_sock_nested+0x37/0x110 net/core/sock.c:2759
 lock_sock include/net/sock.h:1462 [inline]
 tipc_bind+0x4e/0x610 net/tipc/socket.c:599
 kernel_bind+0x61/0x80 net/socket.c:3313
 tipc_conn_kref_release net/tipc/server.c:105 [inline]
 kref_put include/linux/kref.h:70 [inline]
 conn_put+0x131/0x5a0 net/tipc/server.c:121
 tipc_conn_sendmsg+0x30d/0x400 net/tipc/server.c:476
 tipc_subscrp_send_event+0x373/0x5d0 net/tipc/subscr.c:84
 tipc_subscrp_timeout+0x1da/0x280 net/tipc/subscr.c:147
 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
 expire_timers kernel/time/timer.c:1318 [inline]
 __run_timers kernel/time/timer.c:1634 [inline]
 __run_timers kernel/time/timer.c:1602 [inline]
 run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647
 __do_softirq+0x244/0x9a0 kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x160/0x1b0 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1064
 apic_timer_interrupt+0x8e/0xa0 arch/x86/entry/entry_64.S:789
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:778 [inline]
RIP: 0010:lock_acquire+0x1ea/0x430 kernel/locking/lockdep.c:3994
RSP: 0018:ffff8880709477e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0ee29f1 RBX: ffff88809c33a2c0 RCX: 00000000f85ff705
RDX: dffffc0000000000 RSI: ffff88809c33abb8 RDI: 0000000000000286
RBP: ffff888070947830 R08: 0000000000006ba4 R09: ffffffff88cae160
R10: ffff88809c33abb8 R11: ffff88809c33a2c0 R12: ffff8880a454ce98
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:152
 spin_lock include/linux/spinlock.h:317 [inline]
 lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
 fast_dput fs/dcache.c:697 [inline]
 dput.part.0+0x3b8/0x750 fs/dcache.c:818
 dput+0x20/0x30 fs/dcache.c:811
 inode_doinit_with_dentry+0xb7a/0xed0 security/selinux/hooks.c:1684
 selinux_d_instantiate+0x28/0x40 security/selinux/hooks.c:5917
 security_d_instantiate+0x5a/0xe0 security/security.c:1261
 d_instantiate+0x60/0xa0 fs/dcache.c:1876
 __debugfs_create_file+0x163/0x3d0 fs/debugfs/inode.c:368
 debugfs_create_file+0x5a/0x70 fs/debugfs/inode.c:404
 do_blk_trace_setup+0x32d/0xb10 kernel/trace/blktrace.c:529
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
 blk_trace_setup+0xbd/0x140 kernel/trace/blktrace.c:579
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'batman_adv' (ffff888089f4e880): kobject_uevent_env: filter function caused the event to drop!
 blk_trace_ioctl+0x147/0x270 kernel/trace/blktrace.c:694
 blkdev_ioctl+0x100/0x1860 block/ioctl.c:580
 block_ioctl+0xde/0x120 fs/block_dev.c:1881
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4597c9
RSP: 002b:00007fefba583c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004597c9
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000006
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fefba5846d4
R13: 00000000004c0e57 R14: 00000000004d3d58 R15: 00000000ffffffff
kobject: 'batman_adv' (ffff888089f4e880): kobject_cleanup, parent           (null)

================================
WARNING: inconsistent lock state
kobject: 'batman_adv' (ffff888089f4e880): calling ktype release
4.14.131 #25 Tainted: G        W      
--------------------------------
inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
syz-executor.0/22399 [HC0[0]:SC1[3]:HE1:SE0] takes:
 (k-sk_lock-AF_TIPC){+.?.}, at: [<ffffffff85e7acce>] lock_sock include/net/sock.h:1462 [inline]
 (k-sk_lock-AF_TIPC){+.?.}, at: [<ffffffff85e7acce>] tipc_bind+0x4e/0x610 net/tipc/socket.c:599
{SOFTIRQ-ON-W} state was registered at:
  mark_held_locks+0xb1/0x100 kernel/locking/lockdep.c:2850
  __trace_hardirqs_on_caller kernel/locking/lockdep.c:2879 [inline]
  trace_hardirqs_on_caller+0x400/0x590 kernel/locking/lockdep.c:2926
  trace_hardirqs_on+0xd/0x10 kernel/locking/lockdep.c:2933
  __local_bh_enable_ip+0x99/0x1a0 kernel/softirq.c:190
kobject: (ffff888089f4e880): dynamic_kobj_release
  local_bh_enable include/linux/bottom_half.h:32 [inline]
  lock_sock_nested+0xd4/0x110 net/core/sock.c:2769
  lock_sock include/net/sock.h:1462 [inline]
  tipc_setsockopt+0x106/0x540 net/tipc/socket.c:2398
  kernel_setsockopt+0x104/0x1d0 net/socket.c:3404
  tipc_create_listen_sock net/tipc/server.c:334 [inline]
  tipc_open_listening_sock net/tipc/server.c:396 [inline]
  tipc_server_start+0x2e5/0x8a0 net/tipc/server.c:611
  tipc_topsrv_start net/tipc/subscr.c:382 [inline]
  tipc_topsrv_init_net+0x54e/0x740 net/tipc/subscr.c:397
  ops_init+0xa9/0x3d0 net/core/net_namespace.c:118
  __register_pernet_operations net/core/net_namespace.c:880 [inline]
  register_pernet_operations net/core/net_namespace.c:954 [inline]
  register_pernet_operations+0x338/0x700 net/core/net_namespace.c:937
  register_pernet_subsys+0x2b/0x50 net/core/net_namespace.c:996
  tipc_init+0xa3/0x13c net/tipc/core.c:139
  do_one_initcall+0x9e/0x21e init/main.c:825
  do_initcall_level init/main.c:891 [inline]
  do_initcalls init/main.c:899 [inline]
  do_basic_setup init/main.c:917 [inline]
  kernel_init_freeable+0x46e/0x532 init/main.c:1074
  kernel_init+0x12/0x162 init/main.c:999
  ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
irq event stamp: 7592
hardirqs last  enabled at (7592): [<ffffffff86200971>] restore_regs_and_return_to_kernel+0x0/0x2f
hardirqs last disabled at (7591): [<ffffffff86201b09>] apic_timer_interrupt+0x89/0xa0 arch/x86/entry/entry_64.S:789
softirqs last  enabled at (6010): [<ffffffff84f334ca>] sock_net include/net/sock.h:2328 [inline]
softirqs last  enabled at (6010): [<ffffffff84f334ca>] netlink_release+0x99a/0x1430 net/netlink/af_netlink.c:781
softirqs last disabled at (7029): [<ffffffff813899c0>] invoke_softirq kernel/softirq.c:368 [inline]
softirqs last disabled at (7029): [<ffffffff813899c0>] irq_exit+0x160/0x1b0 kernel/softirq.c:409
kobject: 'batman_adv': free name

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(k-sk_lock-AF_TIPC);
  <Interrupt>
    lock(k-sk_lock-AF_TIPC);

 *** DEADLOCK ***

5 locks held by syz-executor.0/22399:
 #0:  (&q->blk_trace_mutex){+.+.}, at: [<ffffffff8161ce3c>] blk_trace_ioctl+0xcc/0x270 kernel/trace/blktrace.c:689
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] inode_lock include/linux/fs.h:718 [inline]
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] start_creating fs/debugfs/inode.c:313 [inline]
 #1:  (&sb->s_type->i_mutex_key#4){+.+.}, at: [<ffffffff825055d0>] start_creating+0x90/0x1b0 fs/debugfs/inode.c:290
 #2: 
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
 (rcu_read_lock){....}, at: [<ffffffff8192753a>] dput.part.0+0x2a/0x750 fs/dcache.c:809
 #3: 
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
 (&(&dentry->d_lockref.lock)->rlock){+.+.}, at: [<ffffffff82d47a19>] spin_lock include/linux/spinlock.h:317 [inline]
 (&(&dentry->d_lockref.lock)->rlock){+.+.}, at: [<ffffffff82d47a19>] lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
 #4:  (((&sub->timer))){+.-.}, at: [<ffffffff814f5908>] lockdep_copy_map include/linux/lockdep.h:174 [inline]
 #4:  (((&sub->timer))){+.-.}, at: [<ffffffff814f5908>] call_timer_fn+0xc8/0x670 kernel/time/timer.c:1269

stack backtrace:
CPU: 1 PID: 22399 Comm: syz-executor.0 Tainted: G        W       4.14.131 #25
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 print_usage_bug.cold+0x330/0x42a kernel/locking/lockdep.c:2585
 valid_state kernel/locking/lockdep.c:2598 [inline]
 mark_lock_irq kernel/locking/lockdep.c:2792 [inline]
 mark_lock+0xdbd/0x1240 kernel/locking/lockdep.c:3190
 mark_irqflags kernel/locking/lockdep.c:3068 [inline]
 __lock_acquire+0xb21/0x45e0 kernel/locking/lockdep.c:3444
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3991
 lock_sock_nested+0xbd/0x110 net/core/sock.c:2768
 lock_sock include/net/sock.h:1462 [inline]
 tipc_bind+0x4e/0x610 net/tipc/socket.c:599
 kernel_bind+0x61/0x80 net/socket.c:3313
 tipc_conn_kref_release net/tipc/server.c:105 [inline]
 kref_put include/linux/kref.h:70 [inline]
 conn_put+0x131/0x5a0 net/tipc/server.c:121
 tipc_conn_sendmsg+0x30d/0x400 net/tipc/server.c:476
 tipc_subscrp_send_event+0x373/0x5d0 net/tipc/subscr.c:84
 tipc_subscrp_timeout+0x1da/0x280 net/tipc/subscr.c:147
 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
 expire_timers kernel/time/timer.c:1318 [inline]
 __run_timers kernel/time/timer.c:1634 [inline]
 __run_timers kernel/time/timer.c:1602 [inline]
 run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647
 __do_softirq+0x244/0x9a0 kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x160/0x1b0 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1064
 apic_timer_interrupt+0x8e/0xa0 arch/x86/entry/entry_64.S:789
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:778 [inline]
RIP: 0010:lock_acquire+0x1ea/0x430 kernel/locking/lockdep.c:3994
RSP: 0018:ffff8880709477e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0ee29f1 RBX: ffff88809c33a2c0 RCX: 00000000f85ff705
RDX: dffffc0000000000 RSI: ffff88809c33abb8 RDI: 0000000000000286
RBP: ffff888070947830 R08: 0000000000006ba4 R09: ffffffff88cae160
R10: ffff88809c33abb8 R11: ffff88809c33a2c0 R12: ffff8880a454ce98
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:152
 spin_lock include/linux/spinlock.h:317 [inline]
 lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
 fast_dput fs/dcache.c:697 [inline]
 dput.part.0+0x3b8/0x750 fs/dcache.c:818
 dput+0x20/0x30 fs/dcache.c:811
 inode_doinit_with_dentry+0xb7a/0xed0 security/selinux/hooks.c:1684
 selinux_d_instantiate+0x28/0x40 security/selinux/hooks.c:5917
 security_d_instantiate+0x5a/0xe0 security/security.c:1261
 d_instantiate+0x60/0xa0 fs/dcache.c:1876
 __debugfs_create_file+0x163/0x3d0 fs/debugfs/inode.c:368
 debugfs_create_file+0x5a/0x70 fs/debugfs/inode.c:404
 do_blk_trace_setup+0x32d/0xb10 kernel/trace/blktrace.c:529
 blk_trace_setup+0xbd/0x140 kernel/trace/blktrace.c:579
 blk_trace_ioctl+0x147/0x270 kernel/trace/blktrace.c:694
 blkdev_ioctl+0x100/0x1860 block/ioctl.c:580
 block_ioctl+0xde/0x120 fs/block_dev.c:1881
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4597c9
RSP: 002b:00007fefba583c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004597c9
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000006
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fefba5846d4
R13: 00000000004c0e57 R14: 00000000004d3d58 R15: 00000000ffffffff
BUG: sleeping function called from invalid context at net/core/sock.c:2759
in_atomic(): 1, irqs_disabled(): 0, pid: 22399, name: syz-executor.0
INFO: lockdep is turned off.
Preemption disabled at:
[<ffffffff82d47a19>] spin_lock include/linux/spinlock.h:317 [inline]
[<ffffffff82d47a19>] lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
CPU: 1 PID: 22399 Comm: syz-executor.0 Tainted: G        W       4.14.131 #25
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 ___might_sleep.cold+0x1bd/0x1f6 kernel/sched/core.c:6039
 __might_sleep+0x93/0xb0 kernel/sched/core.c:5992
 lock_sock_nested+0x37/0x110 net/core/sock.c:2759
 lock_sock include/net/sock.h:1462 [inline]
 tipc_release+0x63/0xcc0 net/tipc/socket.c:558
 __sock_release+0x200/0x2b0 net/socket.c:602
 sock_release+0x18/0x20 net/socket.c:623
 tipc_conn_kref_release net/tipc/server.c:106 [inline]
 kref_put include/linux/kref.h:70 [inline]
 conn_put+0x139/0x5a0 net/tipc/server.c:121
 tipc_conn_sendmsg+0x30d/0x400 net/tipc/server.c:476
 tipc_subscrp_send_event+0x373/0x5d0 net/tipc/subscr.c:84
 tipc_subscrp_timeout+0x1da/0x280 net/tipc/subscr.c:147
 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
 expire_timers kernel/time/timer.c:1318 [inline]
 __run_timers kernel/time/timer.c:1634 [inline]
 __run_timers kernel/time/timer.c:1602 [inline]
 run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647
 __do_softirq+0x244/0x9a0 kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x160/0x1b0 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1064
 apic_timer_interrupt+0x8e/0xa0 arch/x86/entry/entry_64.S:789
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:778 [inline]
RIP: 0010:lock_acquire+0x1ea/0x430 kernel/locking/lockdep.c:3994
RSP: 0018:ffff8880709477e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0ee29f1 RBX: ffff88809c33a2c0 RCX: 00000000f85ff705
RDX: dffffc0000000000 RSI: ffff88809c33abb8 RDI: 0000000000000286
RBP: ffff888070947830 R08: 0000000000006ba4 R09: ffffffff88cae160
R10: ffff88809c33abb8 R11: ffff88809c33a2c0 R12: ffff8880a454ce98
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:152
 spin_lock include/linux/spinlock.h:317 [inline]
 lockref_put_or_lock+0x19/0x80 lib/lockref.c:143
 fast_dput fs/dcache.c:697 [inline]
 dput.part.0+0x3b8/0x750 fs/dcache.c:818
 dput+0x20/0x30 fs/dcache.c:811
 inode_doinit_with_dentry+0xb7a/0xed0 security/selinux/hooks.c:1684
 selinux_d_instantiate+0x28/0x40 security/selinux/hooks.c:5917
 security_d_instantiate+0x5a/0xe0 security/security.c:1261
 d_instantiate+0x60/0xa0 fs/dcache.c:1876
 __debugfs_create_file+0x163/0x3d0 fs/debugfs/inode.c:368
 debugfs_create_file+0x5a/0x70 fs/debugfs/inode.c:404
 do_blk_trace_setup+0x32d/0xb10 kernel/trace/blktrace.c:529
 blk_trace_setup+0xbd/0x140 kernel/trace/blktrace.c:579
 blk_trace_ioctl+0x147/0x270 kernel/trace/blktrace.c:694
 blkdev_ioctl+0x100/0x1860 block/ioctl.c:580
 block_ioctl+0xde/0x120 fs/block_dev.c:1881
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4597c9
RSP: 002b:00007fefba583c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004597c9
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000006
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fefba5846d4
R13: 00000000004c0e57 R14: 00000000004d3d58 R15: 00000000ffffffff
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0' (ffff8880a1a849d0): kobject_cleanup, parent ffff8880827e3a48
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'rx-0' (ffff8880a1a849d0): auto cleanup 'remove' event
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'rx-0' (ffff8880a1a849d0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0' (ffff8880a1a849d0): fill_kobj_path: path = '/devices/virtual/net//queues/rx-0'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'rx-0' (ffff8880a1a849d0): auto cleanup kobject_del
kobject: 'rx-0' (ffff8880a1a849d0): calling ktype release
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'rx-0': free name
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'tx-0' (ffff8880a6193a18): kobject_cleanup, parent ffff8880827e3a48
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'tx-0' (ffff8880a6193a18): auto cleanup 'remove' event
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'tx-0' (ffff8880a6193a18): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'tx-0' (ffff8880a6193a18): fill_kobj_path: path = '/devices/virtual/net//queues/tx-0'
kobject: 'tx-0' (ffff8880a6193a18): auto cleanup kobject_del
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'tx-0' (ffff8880a6193a18): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff8880827e3a48): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff8880827e3a48): calling ktype release
kobject: 'queues' (ffff8880827e3a48): kset_release
kobject: 'queues': free name
kobject: '' (ffff8880919aa3f0): kobject_uevent_env
kobject: '' (ffff8880919aa3f0): fill_kobj_path: path = '/devices/virtual/net/'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: '' (ffff8880919aa3f0): kobject_cleanup, parent           (null)
kobject: '' (ffff8880919aa3f0): calling ktype release
kobject: '': free name
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: '' (ffff888072534670): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: '' (ffff888072534670): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: '' (ffff888072534670): fill_kobj_path: path = '/devices/virtual/net/'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'queues' (ffff8880a1f8b148): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'queues' (ffff8880a1f8b148): kobject_uevent_env
kobject: 'queues' (ffff8880a1f8b148): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'rx-0' (ffff8880990fbe50): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'rx-0' (ffff8880990fbe50): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'rx-0' (ffff8880990fbe50): fill_kobj_path: path = '/devices/virtual/net//queues/rx-0'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'tx-0' (ffff888090a9d358): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'tx-0' (ffff888090a9d358): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'tx-0' (ffff888090a9d358): fill_kobj_path: path = '/devices/virtual/net//queues/tx-0'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'brif' (ffff88808046e500): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'batman_adv' (ffff88808046e100): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: '' (ffff88806dae9df0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: '' (ffff88806dae9df0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: '' (ffff88806dae9df0): fill_kobj_path: path = '/devices/virtual/net/'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'queues' (ffff8880a6e39248): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'queues' (ffff8880a6e39248): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'queues' (ffff8880a6e39248): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'rx-0' (ffff8880855aae50): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'rx-0' (ffff8880855aae50): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'rx-0' (ffff8880855aae50): fill_kobj_path: path = '/devices/virtual/net//queues/rx-0'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'tx-0' (ffff8880950ea358): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'tx-0' (ffff8880950ea358): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'tx-0' (ffff8880950ea358): fill_kobj_path: path = '/devices/virtual/net//queues/tx-0'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'brif' (ffff88807ca47d00): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'batman_adv' (ffff888090271300): kobject_add_internal: parent: '', set: '<NULL>'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'brif' (ffff88808046e500): kobject_cleanup, parent ffff888072534670
kobject: 'brif' (ffff88808046e500): auto cleanup kobject_del
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'brif' (ffff88808046e500): calling ktype release
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: (ffff88808046e500): dynamic_kobj_release
kobject: 'brif': free name
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'batman_adv' (ffff88808046e100): kobject_uevent_env
kobject: 'batman_adv' (ffff88808046e100): kobject_uevent_env: filter function caused the event to drop!
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'batman_adv' (ffff88808046e100): kobject_cleanup, parent           (null)
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'batman_adv' (ffff88808046e100): calling ktype release
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: (ffff88808046e100): dynamic_kobj_release
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'batman_adv': free name
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'rx-0' (ffff8880990fbe50): kobject_cleanup, parent ffff8880a1f8b148
kobject: 'rx-0' (ffff8880990fbe50): auto cleanup 'remove' event
kobject: 'rx-0' (ffff8880990fbe50): kobject_uevent_env
kobject: 'rx-0' (ffff8880990fbe50): fill_kobj_path: path = '/devices/virtual/net//queues/rx-0'
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'rx-0' (ffff8880990fbe50): auto cleanup kobject_del
kobject: 'rx-0' (ffff8880990fbe50): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff888090a9d358): kobject_cleanup, parent ffff8880a1f8b148
kobject: 'tx-0' (ffff888090a9d358): auto cleanup 'remove' event
kobject: 'tx-0' (ffff888090a9d358): kobject_uevent_env
kobject: 'kvm' (ffff888219fd04d0): kobject_uevent_env
kobject: 'tx-0' (ffff888090a9d358): fill_kobj_path: path = '/devices/virtual/net//queues/tx-0'
kobject: 'kvm' (ffff888219fd04d0): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'tx-0' (ffff888090a9d358): auto cleanup kobject_del
kobject: 'tx-0' (ffff888090a9d358): calling ktype release
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'tx-0': free name
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'queues' (ffff8880a1f8b148): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff8880a1f8b148): calling ktype release
kobject: 'queues' (ffff8880a1f8b148): kset_release
kobject: 'queues': free name
kobject: '' (ffff888072534670): kobject_uevent_env
kobject: '' (ffff888072534670): fill_kobj_path: path = '/devices/virtual/net/'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: '' (ffff888072534670): kobject_cleanup, parent           (null)
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: '' (ffff888072534670): calling ktype release
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: '': free name
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
IPVS: ftp: loaded support on port[0] = 21
kobject: 'lo' (ffff88808e968630): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'lo' (ffff88808e968630): kobject_uevent_env
kobject: 'lo' (ffff88808e968630): fill_kobj_path: path = '/devices/virtual/net/lo'
kobject: 'queues' (ffff888081a3e948): kobject_add_internal: parent: 'lo', set: '<NULL>'
kobject: 'queues' (ffff888081a3e948): kobject_uevent_env
kobject: 'queues' (ffff888081a3e948): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88809c369850): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88809c369850): kobject_uevent_env
kobject: 'rx-0' (ffff88809c369850): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0'
kobject: 'tx-0' (ffff8880901e8098): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880901e8098): kobject_uevent_env
kobject: 'tx-0' (ffff8880901e8098): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0'
kobject: 'tunl0' (ffff8880a9214db0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'tunl0' (ffff8880a9214db0): kobject_uevent_env
kobject: 'tunl0' (ffff8880a9214db0): fill_kobj_path: path = '/devices/virtual/net/tunl0'
kobject: 'queues' (ffff88807bac9a48): kobject_add_internal: parent: 'tunl0', set: '<NULL>'
kobject: 'queues' (ffff88807bac9a48): kobject_uevent_env
kobject: 'queues' (ffff88807bac9a48): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88809c369d90): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88809c369d90): kobject_uevent_env
kobject: 'rx-0' (ffff88809c369d90): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0'
kobject: 'tx-0' (ffff88809b518358): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff88809b518358): kobject_uevent_env
kobject: 'tx-0' (ffff88809b518358): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0'
kobject: 'gre0' (ffff8880a1ac0ef0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'gre0' (ffff8880a1ac0ef0): kobject_uevent_env
kobject: 'gre0' (ffff8880a1ac0ef0): fill_kobj_path: path = '/devices/virtual/net/gre0'
kobject: 'queues' (ffff888081a3e348): kobject_add_internal: parent: 'gre0', set: '<NULL>'
kobject: 'queues' (ffff888081a3e348): kobject_uevent_env
kobject: 'queues' (ffff888081a3e348): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff888096d826d0): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff888096d826d0): kobject_uevent_env
kobject: 'rx-0' (ffff888096d826d0): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/rx-0'
kobject: 'tx-0' (ffff88808be2ba18): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff88808be2ba18): kobject_uevent_env
kobject: 'tx-0' (ffff88808be2ba18): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/tx-0'
kobject: 'gretap0' (ffff8880882f9030): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'gretap0' (ffff8880882f9030): kobject_uevent_env
kobject: 'gretap0' (ffff8880882f9030): fill_kobj_path: path = '/devices/virtual/net/gretap0'
kobject: 'queues' (ffff888081a3e148): kobject_add_internal: parent: 'gretap0', set: '<NULL>'
kobject: 'queues' (ffff888081a3e148): kobject_uevent_env
kobject: 'queues' (ffff888081a3e148): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88807259b490): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88807259b490): kobject_uevent_env
kobject: 'rx-0' (ffff88807259b490): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/rx-0'
kobject: 'tx-0' (ffff8880913ea7d8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880913ea7d8): kobject_uevent_env
kobject: 'tx-0' (ffff8880913ea7d8): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/tx-0'
kobject: 'batman_adv' (ffff8880a54f0b80): kobject_add_internal: parent: 'gretap0', set: '<NULL>'
kobject: 'erspan0' (ffff88808c0d7230): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'erspan0' (ffff88808c0d7230): kobject_uevent_env
kobject: 'erspan0' (ffff88808c0d7230): fill_kobj_path: path = '/devices/virtual/net/erspan0'
kobject: 'queues' (ffff88807bac9448): kobject_add_internal: parent: 'erspan0', set: '<NULL>'
kobject: 'queues' (ffff88807bac9448): kobject_uevent_env
kobject: 'queues' (ffff88807bac9448): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff888081708550): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff888081708550): kobject_uevent_env
kobject: 'rx-0' (ffff888081708550): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/rx-0'
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'tx-0' (ffff8880a106e098): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'tx-0' (ffff8880a106e098): kobject_uevent_env
kobject: 'tx-0' (ffff8880a106e098): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/tx-0'
kobject: 'batman_adv' (ffff88809bc4ee80): kobject_add_internal: parent: 'erspan0', set: '<NULL>'
kobject: 'ip_vti0' (ffff8880533ae5f0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'ip_vti0' (ffff8880533ae5f0): kobject_uevent_env
kobject: 'ip_vti0' (ffff8880533ae5f0): fill_kobj_path: path = '/devices/virtual/net/ip_vti0'
kobject: 'queues' (ffff8880a17b9948): kobject_add_internal: parent: 'ip_vti0', set: '<NULL>'
kobject: 'queues' (ffff8880a17b9948): kobject_uevent_env
kobject: 'queues' (ffff8880a17b9948): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88809b462250): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88809b462250): kobject_uevent_env
kobject: 'rx-0' (ffff88809b462250): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/rx-0'
kobject: 'tx-0' (ffff8880935d5098): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880935d5098): kobject_uevent_env
kobject: 'tx-0' (ffff8880935d5098): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/tx-0'
kobject: 'ip6_vti0' (ffff88809b598770): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'ip6_vti0' (ffff88809b598770): kobject_uevent_env
kobject: 'ip6_vti0' (ffff88809b598770): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0'
kobject: 'queues' (ffff888086afe048): kobject_add_internal: parent: 'ip6_vti0', set: '<NULL>'
kobject: 'queues' (ffff888086afe048): kobject_uevent_env
kobject: 'queues' (ffff888086afe048): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88809c642250): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88809c642250): kobject_uevent_env
kobject: 'rx-0' (ffff88809c642250): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0/queues/rx-0'
kobject: 'tx-0' (ffff8880959fc558): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880959fc558): kobject_uevent_env
kobject: 'tx-0' (ffff8880959fc558): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0/queues/tx-0'
kobject: 'sit0' (ffff88806c25a7b0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'sit0' (ffff88806c25a7b0): kobject_uevent_env
kobject: 'sit0' (ffff88806c25a7b0): fill_kobj_path: path = '/devices/virtual/net/sit0'
kobject: 'queues' (ffff888086afe248): kobject_add_internal: parent: 'sit0', set: '<NULL>'
kobject: 'queues' (ffff888086afe248): kobject_uevent_env
kobject: 'queues' (ffff888086afe248): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880a8455d90): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880a8455d90): kobject_uevent_env
kobject: 'rx-0' (ffff8880a8455d90): fill_kobj_path: path = '/devices/virtual/net/sit0/queues/rx-0'
kobject: 'tx-0' (ffff8880a49c3358): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880a49c3358): kobject_uevent_env
kobject: 'tx-0' (ffff8880a49c3358): fill_kobj_path: path = '/devices/virtual/net/sit0/queues/tx-0'
kobject: 'ip6tnl0' (ffff8880868b49b0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'ip6tnl0' (ffff8880868b49b0): kobject_uevent_env
kobject: 'ip6tnl0' (ffff8880868b49b0): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0'
kobject: 'queues' (ffff888086afef48): kobject_add_internal: parent: 'ip6tnl0', set: '<NULL>'
kobject: 'queues' (ffff888086afef48): kobject_uevent_env
kobject: 'queues' (ffff888086afef48): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880a5b73f10): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880a5b73f10): kobject_uevent_env
kobject: 'rx-0' (ffff8880a5b73f10): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0/queues/rx-0'
kobject: 'tx-0' (ffff888091f6a018): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888091f6a018): kobject_uevent_env
kobject: 'tx-0' (ffff888091f6a018): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0/queues/tx-0'
kobject: 'ip6gre0' (ffff888086852bb0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'ip6gre0' (ffff888086852bb0): kobject_uevent_env
kobject: 'ip6gre0' (ffff888086852bb0): fill_kobj_path: path = '/devices/virtual/net/ip6gre0'
kobject: 'queues' (ffff888086afe148): kobject_add_internal: parent: 'ip6gre0', set: '<NULL>'
kobject: 'queues' (ffff888086afe148): kobject_uevent_env
kobject: 'queues' (ffff888086afe148): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880717cd550): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880717cd550): kobject_uevent_env
kobject: 'rx-0' (ffff8880717cd550): fill_kobj_path: path = '/devices/virtual/net/ip6gre0/queues/rx-0'
kobject: 'tx-0' (ffff888071d76cd8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888071d76cd8): kobject_uevent_env
kobject: 'tx-0' (ffff888071d76cd8): fill_kobj_path: path = '/devices/virtual/net/ip6gre0/queues/tx-0'
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'rx-0' (ffff8880717cd550): kobject_cleanup, parent ffff888086afe148
kobject: 'rx-0' (ffff8880717cd550): auto cleanup 'remove' event
kobject: 'rx-0' (ffff8880717cd550): kobject_uevent_env
kobject: 'rx-0' (ffff8880717cd550): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff8880717cd550): auto cleanup kobject_del
kobject: 'rx-0' (ffff8880717cd550): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff888071d76cd8): kobject_cleanup, parent ffff888086afe148
kobject: 'tx-0' (ffff888071d76cd8): auto cleanup 'remove' event
kobject: 'tx-0' (ffff888071d76cd8): kobject_uevent_env
kobject: 'tx-0' (ffff888071d76cd8): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff888071d76cd8): auto cleanup kobject_del
kobject: 'tx-0' (ffff888071d76cd8): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888086afe148): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888086afe148): calling ktype release
kobject: 'queues' (ffff888086afe148): kset_release
kobject: 'queues': free name
kobject: 'ip6gre0' (ffff888086852bb0): kobject_uevent_env
kobject: 'ip6gre0' (ffff888086852bb0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'ip6gre0' (ffff888086852bb0): kobject_cleanup, parent           (null)
kobject: 'ip6gre0' (ffff888086852bb0): calling ktype release
kobject: 'ip6gre0': free name
kobject: 'rx-0' (ffff8880a5b73f10): kobject_cleanup, parent ffff888086afef48
kobject: 'rx-0' (ffff8880a5b73f10): auto cleanup 'remove' event
kobject: 'rx-0' (ffff8880a5b73f10): kobject_uevent_env
kobject: 'rx-0' (ffff8880a5b73f10): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff8880a5b73f10): auto cleanup kobject_del
kobject: 'rx-0' (ffff8880a5b73f10): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff888091f6a018): kobject_cleanup, parent ffff888086afef48
kobject: 'tx-0' (ffff888091f6a018): auto cleanup 'remove' event
kobject: 'tx-0' (ffff888091f6a018): kobject_uevent_env
kobject: 'tx-0' (ffff888091f6a018): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff888091f6a018): auto cleanup kobject_del
kobject: 'tx-0' (ffff888091f6a018): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888086afef48): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888086afef48): calling ktype release
kobject: 'queues' (ffff888086afef48): kset_release
kobject: 'queues': free name
kobject: 'ip6tnl0' (ffff8880868b49b0): kobject_uevent_env
kobject: 'ip6tnl0' (ffff8880868b49b0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'ip6tnl0' (ffff8880868b49b0): kobject_cleanup, parent           (null)
kobject: 'ip6tnl0' (ffff8880868b49b0): calling ktype release
kobject: 'ip6tnl0': free name
kobject: 'rx-0' (ffff8880a8455d90): kobject_cleanup, parent ffff888086afe248
kobject: 'rx-0' (ffff8880a8455d90): auto cleanup 'remove' event
kobject: 'rx-0' (ffff8880a8455d90): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0' (ffff8880a8455d90): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff8880a8455d90): auto cleanup kobject_del
kobject: 'rx-0' (ffff8880a8455d90): calling ktype release
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880a49c3358): kobject_cleanup, parent ffff888086afe248
kobject: 'tx-0' (ffff8880a49c3358): auto cleanup 'remove' event
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'tx-0' (ffff8880a49c3358): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'tx-0' (ffff8880a49c3358): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880a49c3358): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880a49c3358): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888086afe248): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888086afe248): calling ktype release
kobject: 'queues' (ffff888086afe248): kset_release
kobject: 'queues': free name
kobject: 'sit0' (ffff88806c25a7b0): kobject_uevent_env
kobject: 'sit0' (ffff88806c25a7b0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'sit0' (ffff88806c25a7b0): kobject_cleanup, parent           (null)
kobject: 'sit0' (ffff88806c25a7b0): calling ktype release
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'sit0': free name
kobject: 'rx-0' (ffff88809c642250): kobject_cleanup, parent ffff888086afe048
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'rx-0' (ffff88809c642250): auto cleanup 'remove' event
kobject: 'rx-0' (ffff88809c642250): kobject_uevent_env
kobject: 'rx-0' (ffff88809c642250): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff88809c642250): auto cleanup kobject_del
kobject: 'rx-0' (ffff88809c642250): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880959fc558): kobject_cleanup, parent ffff888086afe048
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'tx-0' (ffff8880959fc558): auto cleanup 'remove' event
kobject: 'tx-0' (ffff8880959fc558): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'tx-0' (ffff8880959fc558): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880959fc558): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880959fc558): calling ktype release
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'tx-0': free name
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'queues' (ffff888086afe048): kobject_cleanup, parent           (null)
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'queues' (ffff888086afe048): calling ktype release
kobject: 'queues' (ffff888086afe048): kset_release
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'queues': free name
kobject: 'ip6_vti0' (ffff88809b598770): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'ip6_vti0' (ffff88809b598770): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'ip6_vti0' (ffff88809b598770): kobject_cleanup, parent           (null)
kobject: 'ip6_vti0' (ffff88809b598770): calling ktype release
kobject: 'ip6_vti0': free name
kobject: 'rx-0' (ffff88809b462250): kobject_cleanup, parent ffff8880a17b9948
kobject: 'rx-0' (ffff88809b462250): auto cleanup 'remove' event
kobject: 'rx-0' (ffff88809b462250): kobject_uevent_env
kobject: 'rx-0' (ffff88809b462250): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff88809b462250): auto cleanup kobject_del
kobject: 'rx-0' (ffff88809b462250): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880935d5098): kobject_cleanup, parent ffff8880a17b9948
kobject: 'tx-0' (ffff8880935d5098): auto cleanup 'remove' event
kobject: 'tx-0' (ffff8880935d5098): kobject_uevent_env
kobject: 'tx-0' (ffff8880935d5098): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880935d5098): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880935d5098): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff8880a17b9948): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff8880a17b9948): calling ktype release
kobject: 'queues' (ffff8880a17b9948): kset_release
kobject: 'queues': free name
kobject: 'ip_vti0' (ffff8880533ae5f0): kobject_uevent_env
kobject: 'ip_vti0' (ffff8880533ae5f0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'ip_vti0' (ffff8880533ae5f0): kobject_cleanup, parent           (null)
kobject: 'ip_vti0' (ffff8880533ae5f0): calling ktype release
kobject: 'ip_vti0': free name
kobject: 'batman_adv' (ffff88809bc4ee80): kobject_uevent_env
kobject: 'batman_adv' (ffff88809bc4ee80): kobject_uevent_env: filter function caused the event to drop!
kobject: 'batman_adv' (ffff88809bc4ee80): kobject_cleanup, parent           (null)
kobject: 'batman_adv' (ffff88809bc4ee80): calling ktype release
kobject: (ffff88809bc4ee80): dynamic_kobj_release
kobject: 'batman_adv': free name
kobject: 'rx-0' (ffff888081708550): kobject_cleanup, parent ffff88807bac9448
kobject: 'rx-0' (ffff888081708550): auto cleanup 'remove' event
kobject: 'rx-0' (ffff888081708550): kobject_uevent_env
kobject: 'rx-0' (ffff888081708550): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff888081708550): auto cleanup kobject_del
kobject: 'rx-0' (ffff888081708550): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880a106e098): kobject_cleanup, parent ffff88807bac9448
kobject: 'tx-0' (ffff8880a106e098): auto cleanup 'remove' event
kobject: 'tx-0' (ffff8880a106e098): kobject_uevent_env
kobject: 'tx-0' (ffff8880a106e098): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880a106e098): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880a106e098): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff88807bac9448): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff88807bac9448): calling ktype release
kobject: 'queues' (ffff88807bac9448): kset_release
kobject: 'queues': free name
kobject: 'erspan0' (ffff88808c0d7230): kobject_uevent_env
kobject: 'erspan0' (ffff88808c0d7230): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'erspan0' (ffff88808c0d7230): kobject_cleanup, parent           (null)
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'erspan0' (ffff88808c0d7230): calling ktype release
kobject: 'erspan0': free name
kobject: 'batman_adv' (ffff8880a54f0b80): kobject_uevent_env
kobject: 'batman_adv' (ffff8880a54f0b80): kobject_uevent_env: filter function caused the event to drop!
kobject: 'batman_adv' (ffff8880a54f0b80): kobject_cleanup, parent           (null)
kobject: 'batman_adv' (ffff8880a54f0b80): calling ktype release
kobject: (ffff8880a54f0b80): dynamic_kobj_release
kobject: 'batman_adv': free name
kobject: 'rx-0' (ffff88807259b490): kobject_cleanup, parent ffff888081a3e148
kobject: 'rx-0' (ffff88807259b490): auto cleanup 'remove' event
kobject: 'rx-0' (ffff88807259b490): kobject_uevent_env
kobject: 'rx-0' (ffff88807259b490): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff88807259b490): auto cleanup kobject_del
kobject: 'rx-0' (ffff88807259b490): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880913ea7d8): kobject_cleanup, parent ffff888081a3e148
kobject: 'tx-0' (ffff8880913ea7d8): auto cleanup 'remove' event
kobject: 'tx-0' (ffff8880913ea7d8): kobject_uevent_env
kobject: 'tx-0' (ffff8880913ea7d8): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880913ea7d8): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880913ea7d8): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888081a3e148): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888081a3e148): calling ktype release
kobject: 'queues' (ffff888081a3e148): kset_release
kobject: 'queues': free name
kobject: 'gretap0' (ffff8880882f9030): kobject_uevent_env
kobject: 'gretap0' (ffff8880882f9030): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'gretap0' (ffff8880882f9030): kobject_cleanup, parent           (null)
kobject: 'gretap0' (ffff8880882f9030): calling ktype release
kobject: 'loop5' (ffff8880a4a8e220): kobject_uevent_env
kobject: 'gretap0': free name
kobject: 'loop5' (ffff8880a4a8e220): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop4' (ffff8880a4a3f2e0): kobject_uevent_env
kobject: 'rx-0' (ffff888096d826d0): kobject_cleanup, parent ffff888081a3e348
kobject: 'rx-0' (ffff888096d826d0): auto cleanup 'remove' event
kobject: 'loop4' (ffff8880a4a3f2e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'rx-0' (ffff888096d826d0): kobject_uevent_env
kobject: 'loop3' (ffff8880a49bd260): kobject_uevent_env
kobject: 'rx-0' (ffff888096d826d0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'loop3' (ffff8880a49bd260): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'rx-0' (ffff888096d826d0): auto cleanup kobject_del
kobject: 'loop2' (ffff8880a497f1e0): kobject_uevent_env
kobject: 'rx-0' (ffff888096d826d0): calling ktype release
kobject: 'loop2' (ffff8880a497f1e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff88808be2ba18): kobject_cleanup, parent ffff888081a3e348
kobject: 'tx-0' (ffff88808be2ba18): auto cleanup 'remove' event
kobject: 'tx-0' (ffff88808be2ba18): kobject_uevent_env
kobject: 'tx-0' (ffff88808be2ba18): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff88808be2ba18): auto cleanup kobject_del
kobject: 'tx-0' (ffff88808be2ba18): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888081a3e348): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888081a3e348): calling ktype release
kobject: 'queues' (ffff888081a3e348): kset_release
kobject: 'queues': free name
kobject: 'gre0' (ffff8880a1ac0ef0): kobject_uevent_env
kobject: 'gre0' (ffff8880a1ac0ef0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'gre0' (ffff8880a1ac0ef0): kobject_cleanup, parent           (null)
kobject: 'gre0' (ffff8880a1ac0ef0): calling ktype release
kobject: 'gre0': free name
kobject: 'rx-0' (ffff88809c369d90): kobject_cleanup, parent ffff88807bac9a48
kobject: 'rx-0' (ffff88809c369d90): auto cleanup 'remove' event
kobject: 'rx-0' (ffff88809c369d90): kobject_uevent_env
kobject: 'rx-0' (ffff88809c369d90): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff88809c369d90): auto cleanup kobject_del
kobject: 'rx-0' (ffff88809c369d90): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff88809b518358): kobject_cleanup, parent ffff88807bac9a48
kobject: 'tx-0' (ffff88809b518358): auto cleanup 'remove' event
kobject: 'tx-0' (ffff88809b518358): kobject_uevent_env
kobject: 'tx-0' (ffff88809b518358): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff88809b518358): auto cleanup kobject_del
kobject: 'tx-0' (ffff88809b518358): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff88807bac9a48): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff88807bac9a48): calling ktype release
kobject: 'queues' (ffff88807bac9a48): kset_release
kobject: 'queues': free name
kobject: 'tunl0' (ffff8880a9214db0): kobject_uevent_env
kobject: 'tunl0' (ffff8880a9214db0): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tunl0' (ffff8880a9214db0): kobject_cleanup, parent           (null)
kobject: 'tunl0' (ffff8880a9214db0): calling ktype release
kobject: 'tunl0': free name
kobject: 'rx-0' (ffff88809c369850): kobject_cleanup, parent ffff888081a3e948
kobject: 'rx-0' (ffff88809c369850): auto cleanup 'remove' event
kobject: 'rx-0' (ffff88809c369850): kobject_uevent_env
kobject: 'rx-0' (ffff88809c369850): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'rx-0' (ffff88809c369850): auto cleanup kobject_del
kobject: 'rx-0' (ffff88809c369850): calling ktype release
kobject: 'rx-0': free name
kobject: 'tx-0' (ffff8880901e8098): kobject_cleanup, parent ffff888081a3e948
kobject: 'tx-0' (ffff8880901e8098): auto cleanup 'remove' event
kobject: 'tx-0' (ffff8880901e8098): kobject_uevent_env
kobject: 'tx-0' (ffff8880901e8098): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'tx-0' (ffff8880901e8098): auto cleanup kobject_del
kobject: 'tx-0' (ffff8880901e8098): calling ktype release
kobject: 'tx-0': free name
kobject: 'queues' (ffff888081a3e948): kobject_cleanup, parent           (null)
kobject: 'queues' (ffff888081a3e948): calling ktype release
kobject: 'queues' (ffff888081a3e948): kset_release
kobject: 'queues': free name
kobject: 'lo' (ffff88808e968630): kobject_uevent_env
kobject: 'lo' (ffff88808e968630): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'loop1' (ffff8880a4944f60): kobject_uevent_env
kobject: 'loop1' (ffff8880a4944f60): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'lo' (ffff88808e968630): kobject_cleanup, parent           (null)
kobject: 'lo' (ffff88808e968630): calling ktype release
kobject: 'lo': free name
kobject: 'loop0' (ffff8880a48ecee0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48ecee0): fill_kobj_path: path = '/devices/virtual/block/loop0'

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/07/02 11:23 linux-4.14.y f4cc0ed9b2c7 5f175e9c .config log report