WARNING: possible circular locking dependency detected 4.19.0-rc6+ #265 Not tainted ------------------------------------------------------ syz-executor3/23048 is trying to acquire lock: 0000000036f1cdc4 ((wq_completion)bond_dev->name){+.+.}, at: flush_workqueue+0x2db/0x1e10 kernel/workqueue.c:2652 kobject: 'loop4' (00000000a791a33b): kobject_uevent_env but task is already holding lock: 00000000bf6366da (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:77 [inline] 00000000bf6366da (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x40e/0xc20 net/core/rtnetlink.c:4712 which lock already depends on the new lock. kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' the existing dependency chain (in reverse order) is: -> #2 (rtnl_mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 rtnl_lock+0x17/0x20 net/core/rtnetlink.c:77 bond_netdev_notify drivers/net/bonding/bond_main.c:1303 [inline] bond_netdev_notify_work+0x44/0xd0 drivers/net/bonding/bond_main.c:1313 process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x420 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 -> #1 ((work_completion)(&(&nnw->work)->work)){+.+.}: process_one_work+0xc0a/0x1b90 kernel/workqueue.c:2129 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x420 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 -> #0 ((wq_completion)bond_dev->name){+.+.}: lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3900 flush_workqueue+0x30a/0x1e10 kernel/workqueue.c:2655 drain_workqueue+0x2a9/0x640 kernel/workqueue.c:2820 destroy_workqueue+0xc6/0x9c0 kernel/workqueue.c:4155 __alloc_workqueue_key+0xed8/0x1170 kernel/workqueue.c:4138 bond_init+0x265/0x940 drivers/net/bonding/bond_main.c:4727 register_netdevice+0x332/0x10f0 net/core/dev.c:8409 bond_newlink+0x49/0xa0 drivers/net/bonding/bond_netlink.c:453 rtnl_newlink+0xec6/0x1d40 net/core/rtnetlink.c:3103 rtnetlink_rcv_msg+0x46a/0xc20 net/core/rtnetlink.c:4715 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2454 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:4733 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x5a5/0x760 net/netlink/af_netlink.c:1343 netlink_sendmsg+0xa18/0xfc0 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:631 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2116 __sys_sendmsg+0x11d/0x280 net/socket.c:2154 __do_sys_sendmsg net/socket.c:2163 [inline] __se_sys_sendmsg net/socket.c:2161 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2161 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: (wq_completion)bond_dev->name --> (work_completion)(&(&nnw->work)->work) --> rtnl_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rtnl_mutex); lock((work_completion)(&(&nnw->work)->work)); lock(rtnl_mutex); lock((wq_completion)bond_dev->name); *** DEADLOCK *** 1 lock held by syz-executor3/23048: #0: 00000000bf6366da (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:77 [inline] #0: 00000000bf6366da (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x40e/0xc20 net/core/rtnetlink.c:4712 stack backtrace: CPU: 1 PID: 23048 Comm: syz-executor3 Not tainted 4.19.0-rc6+ #265 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 print_circular_bug.isra.33.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1861 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x33e4/0x4ec0 kernel/locking/lockdep.c:3411 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3900 flush_workqueue+0x30a/0x1e10 kernel/workqueue.c:2655 drain_workqueue+0x2a9/0x640 kernel/workqueue.c:2820 destroy_workqueue+0xc6/0x9c0 kernel/workqueue.c:4155 __alloc_workqueue_key+0xed8/0x1170 kernel/workqueue.c:4138 bond_init+0x265/0x940 drivers/net/bonding/bond_main.c:4727 register_netdevice+0x332/0x10f0 net/core/dev.c:8409 bond_newlink+0x49/0xa0 drivers/net/bonding/bond_netlink.c:453 rtnl_newlink+0xec6/0x1d40 net/core/rtnetlink.c:3103 rtnetlink_rcv_msg+0x46a/0xc20 net/core/rtnetlink.c:4715 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2454 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:4733 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x5a5/0x760 net/netlink/af_netlink.c:1343 netlink_sendmsg+0xa18/0xfc0 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:631 ___sys_sendmsg+0x7fd/0x930 net/socket.c:2116 __sys_sendmsg+0x11d/0x280 net/socket.c:2154 __do_sys_sendmsg net/socket.c:2163 [inline] __se_sys_sendmsg net/socket.c:2161 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2161 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fadc6728c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000005 RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fadc67296d4 R13: 00000000004c38b9 R14: 00000000004d5700 R15: 00000000ffffffff kobject: 'rx-0' (0000000016ec7720): kobject_cleanup, parent 0000000000c7a794 kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (0000000016ec7720): auto cleanup 'remove' event kobject: 'rx-0' (0000000016ec7720): kobject_uevent_env kobject: 'rx-0' (0000000016ec7720): fill_kobj_path: path = '/devices/virtual/net/ppp0/queues/rx-0' kobject: 'rx-0' (0000000016ec7720): auto cleanup kobject_del kobject: 'rx-0' (0000000016ec7720): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000adc3cb6d): kobject_cleanup, parent 0000000000c7a794 kobject: 'tx-0' (00000000adc3cb6d): auto cleanup 'remove' event kobject: 'tx-0' (00000000adc3cb6d): kobject_uevent_env kobject: 'tx-0' (00000000adc3cb6d): fill_kobj_path: path = '/devices/virtual/net/ppp0/queues/tx-0' kobject: 'tx-0' (00000000adc3cb6d): auto cleanup kobject_del kobject: 'tx-0' (00000000adc3cb6d): calling ktype release kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'tx-0': free name kobject: 'queues' (0000000000c7a794): kobject_cleanup, parent (null) kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'queues' (0000000000c7a794): calling ktype release kobject: 'queues' (0000000000c7a794): kset_release kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues': free name kobject: 'ppp0' (00000000431da102): kobject_uevent_env kobject: 'ppp0' (00000000431da102): fill_kobj_path: path = '/devices/virtual/net/ppp0' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'ppp0' (00000000431da102): kobject_cleanup, parent (null) kobject: 'ppp0' (00000000431da102): calling ktype release kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'ppp0': free name kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'bluetooth' (0000000023f007bd): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'hci0' (00000000561e77a2): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'hci0' (00000000561e77a2): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'hci0' (00000000561e77a2): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rfkill21' (000000003c51fb3a): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill21' (000000003c51fb3a): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'rfkill21' (000000003c51fb3a): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill21' kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill21' (000000003c51fb3a): kobject_uevent_env kobject: 'rfkill21' (000000003c51fb3a): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill21' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'rfkill21' (000000003c51fb3a): kobject_cleanup, parent (null) kobject: 'rfkill21' (000000003c51fb3a): calling ktype release kobject: 'rfkill21': free name kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0' (00000000561e77a2): kobject_uevent_env kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'hci0' (00000000561e77a2): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'bluetooth' (0000000023f007bd): kobject_cleanup, parent (null) kobject: 'bluetooth' (0000000023f007bd): calling ktype release kobject: 'bluetooth': free name kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0' (00000000561e77a2): kobject_cleanup, parent (null) kobject: 'hci0' (00000000561e77a2): calling ktype release kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'hci0': free name kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'bluetooth' (00000000b084c825): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'hci0' (0000000034ad2e6d): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'hci0' (0000000034ad2e6d): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0' (0000000034ad2e6d): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'rfkill22' (00000000e54b68d5): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'rfkill22' (00000000e54b68d5): kobject_uevent_env kobject: 'rfkill22' (00000000e54b68d5): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill22' kobject: 'rfkill22' (00000000e54b68d5): kobject_uevent_env kobject: 'rfkill22' (00000000e54b68d5): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill22' kobject: 'rfkill22' (00000000e54b68d5): kobject_cleanup, parent (null) kobject: 'rfkill22' (00000000e54b68d5): calling ktype release kobject: 'rfkill22': free name kobject: 'hci0' (0000000034ad2e6d): kobject_uevent_env kobject: 'hci0' (0000000034ad2e6d): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'bluetooth' (00000000b084c825): kobject_cleanup, parent (null) kobject: 'bluetooth' (00000000b084c825): calling ktype release kobject: 'bluetooth': free name kobject: 'hci0' (0000000034ad2e6d): kobject_cleanup, parent (null) kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'hci0' (0000000034ad2e6d): calling ktype release kobject: 'hci0': free name kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'bluetooth' (00000000f058a42a): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0' (0000000044704166): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'hci0' (0000000044704166): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0' (0000000044704166): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill23' (00000000dd6d25da): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'rfkill23' (00000000dd6d25da): kobject_uevent_env kobject: 'rfkill23' (00000000dd6d25da): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill23' kobject: 'rfkill23' (00000000dd6d25da): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'rfkill23' (00000000dd6d25da): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill23' kobject: 'rfkill23' (00000000dd6d25da): kobject_cleanup, parent (null) kobject: 'rfkill23' (00000000dd6d25da): calling ktype release kobject: 'rfkill23': free name kobject: 'hci0' (0000000044704166): kobject_uevent_env kobject: 'hci0' (0000000044704166): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'bluetooth' (00000000f058a42a): kobject_cleanup, parent (null) kobject: 'bluetooth' (00000000f058a42a): calling ktype release kobject: 'bluetooth': free name kobject: 'hci0' (0000000044704166): kobject_cleanup, parent (null) kobject: 'hci0' (0000000044704166): calling ktype release kobject: 'hci0': free name kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'bluetooth' (000000007de27800): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'hci0' (000000005e01cefe): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hci0' (000000005e01cefe): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0' (000000005e01cefe): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rfkill24' (00000000c057186c): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill24' (00000000c057186c): kobject_uevent_env kobject: 'rfkill24' (00000000c057186c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill24' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill24' (00000000c057186c): kobject_uevent_env kobject: 'rfkill24' (00000000c057186c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill24' kobject: 'rfkill24' (00000000c057186c): kobject_cleanup, parent (null) kobject: 'rfkill24' (00000000c057186c): calling ktype release kobject: 'rfkill24': free name kobject: 'hci0' (000000005e01cefe): kobject_uevent_env kobject: 'hci0' (000000005e01cefe): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'bluetooth' (000000007de27800): kobject_cleanup, parent (null) kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'bluetooth' (000000007de27800): calling ktype release kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'bluetooth': free name kobject: 'hci0' (000000005e01cefe): kobject_cleanup, parent (null) kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0' (000000005e01cefe): calling ktype release kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'hci0': free name kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'bluetooth' (00000000ba8ce49e): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'hci0' (0000000001cafb95): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'hci0' (0000000001cafb95): kobject_uevent_env kobject: 'hci0' (0000000001cafb95): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'rfkill25' (00000000044df4f5): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rfkill25' (00000000044df4f5): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill25' (00000000044df4f5): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill25' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'rfkill25' (00000000044df4f5): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill25' (00000000044df4f5): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill25' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'rfkill25' (00000000044df4f5): kobject_cleanup, parent (null) kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rfkill25' (00000000044df4f5): calling ktype release kobject: 'rfkill25': free name kobject: 'hci0' (0000000001cafb95): kobject_uevent_env kobject: 'hci0' (0000000001cafb95): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'bluetooth' (00000000ba8ce49e): kobject_cleanup, parent (null) kobject: 'bluetooth' (00000000ba8ce49e): calling ktype release kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'bluetooth': free name kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'hci0' (0000000001cafb95): kobject_cleanup, parent (null) kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'hci0' (0000000001cafb95): calling ktype release kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'hci0': free name kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'bluetooth' (000000005b35bb6c): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'hci0' (0000000048b8c770): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hci0' (0000000048b8c770): kobject_uevent_env kobject: 'hci0' (0000000048b8c770): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'rfkill26' (00000000b5b9cd2f): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'rfkill26' (00000000b5b9cd2f): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill26' (00000000b5b9cd2f): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill26' kobject: 'rfkill26' (00000000b5b9cd2f): kobject_uevent_env kobject: 'rfkill26' (00000000b5b9cd2f): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill26' kobject: 'rfkill26' (00000000b5b9cd2f): kobject_cleanup, parent (null) kobject: 'rfkill26' (00000000b5b9cd2f): calling ktype release kobject: 'rfkill26': free name kobject: 'hci0' (0000000048b8c770): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0' (0000000048b8c770): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'bluetooth' (000000005b35bb6c): kobject_cleanup, parent (null) kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'bluetooth' (000000005b35bb6c): calling ktype release kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'bluetooth': free name kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hci0' (0000000048b8c770): kobject_cleanup, parent (null) kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'hci0' (0000000048b8c770): calling ktype release kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0': free name kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'bluetooth' (000000000a72948b): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'hci0' (00000000cfd867c0): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0' (00000000cfd867c0): kobject_uevent_env kobject: 'hci0' (00000000cfd867c0): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'rfkill27' (0000000087a8b41c): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'rfkill27' (0000000087a8b41c): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rfkill27' (0000000087a8b41c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill27' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill27' (0000000087a8b41c): kobject_uevent_env kobject: 'rfkill27' (0000000087a8b41c): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill27' kobject: 'loop3' (00000000c14ec017): kobject_uevent_env kobject: 'loop3' (00000000c14ec017): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rfkill27' (0000000087a8b41c): kobject_cleanup, parent (null) kobject: 'rfkill27' (0000000087a8b41c): calling ktype release kobject: 'rfkill27': free name kobject: 'hci0' (00000000cfd867c0): kobject_uevent_env kobject: 'hci0' (00000000cfd867c0): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'bluetooth' (000000000a72948b): kobject_cleanup, parent (null) kobject: 'bluetooth' (000000000a72948b): calling ktype release kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'bluetooth': free name kobject: 'hci0' (00000000cfd867c0): kobject_cleanup, parent (null) kobject: 'hci0' (00000000cfd867c0): calling ktype release kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hci0': free name kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'bluetooth' (00000000fc705526): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'hci0' (0000000072d50699): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'hci0' (0000000072d50699): kobject_uevent_env kobject: 'hci0' (0000000072d50699): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'rfkill28' (00000000ed37e423): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rfkill28' (00000000ed37e423): kobject_uevent_env kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'rfkill28' (00000000ed37e423): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill28' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill28' (00000000ed37e423): kobject_uevent_env kobject: 'rfkill28' (00000000ed37e423): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill28' kobject: 'rfkill28' (00000000ed37e423): kobject_cleanup, parent (null) kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rfkill28' (00000000ed37e423): calling ktype release kobject: 'rfkill28': free name kobject: 'hci0' (0000000072d50699): kobject_uevent_env kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'hci0' (0000000072d50699): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'bluetooth' (00000000fc705526): kobject_cleanup, parent (null) kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'bluetooth' (00000000fc705526): calling ktype release kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'bluetooth': free name kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'hci0' (0000000072d50699): kobject_cleanup, parent (null) kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'hci0' (0000000072d50699): calling ktype release kobject: 'hci0': free name kobject: 'rx-0' (0000000054ee806e): kobject_cleanup, parent 000000002bce17f9 kobject: 'rx-0' (0000000054ee806e): auto cleanup 'remove' event kobject: 'rx-0' (0000000054ee806e): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (0000000054ee806e): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/rx-0' kobject: 'rx-0' (0000000054ee806e): auto cleanup kobject_del kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (0000000054ee806e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000038c6b097): kobject_cleanup, parent 000000002bce17f9 kobject: 'tx-0' (0000000038c6b097): auto cleanup 'remove' event kobject: 'tx-0' (0000000038c6b097): kobject_uevent_env kobject: 'tx-0' (0000000038c6b097): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/tx-0' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'tx-0' (0000000038c6b097): auto cleanup kobject_del kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000038c6b097): calling ktype release kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'tx-0': free name kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (000000002bce17f9): kobject_cleanup, parent (null) kobject: 'queues' (000000002bce17f9): calling ktype release kobject: 'queues' (000000002bce17f9): kset_release kobject: 'queues': free name kobject: 'syz_tun' (00000000ecdab472): kobject_uevent_env kobject: 'syz_tun' (00000000ecdab472): fill_kobj_path: path = '/devices/virtual/net/syz_tun' kobject: 'syz_tun' (00000000ecdab472): kobject_cleanup, parent (null) kobject: 'syz_tun' (00000000ecdab472): calling ktype release kobject: 'syz_tun': free name kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000127f9167): kobject_uevent_env IPVS: ftp: loaded support on port[0] = 21 kobject: 'bluetooth' (00000000401f7c85): kobject_add_internal: parent: 'virtual', set: '(null)' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'hci0' (00000000da37d185): kobject_add_internal: parent: 'bluetooth', set: 'devices' kobject: 'lo' (00000000e70f376d): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'lo' (00000000e70f376d): kobject_uevent_env kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'lo' (00000000e70f376d): fill_kobj_path: path = '/devices/virtual/net/lo' kobject: 'hci0' (00000000da37d185): kobject_uevent_env kobject: 'hci0' (00000000da37d185): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'queues' (000000001b83811a): kobject_add_internal: parent: 'lo', set: '' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (000000001b83811a): kobject_uevent_env kobject: 'rfkill29' (00000000a9f9b148): kobject_add_internal: parent: 'hci0', set: 'devices' kobject: 'queues' (000000001b83811a): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000ea88ff36): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000ea88ff36): kobject_uevent_env kobject: 'rfkill29' (00000000a9f9b148): kobject_uevent_env kobject: 'rfkill29' (00000000a9f9b148): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill29' kobject: 'rx-0' (00000000ea88ff36): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'tx-0' (0000000067026cb3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill29' (00000000a9f9b148): kobject_uevent_env kobject: 'tx-0' (0000000067026cb3): kobject_uevent_env kobject: 'rfkill29' (00000000a9f9b148): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0/rfkill29' kobject: 'loop0' (00000000127f9167): kobject_uevent_env kobject: 'tx-0' (0000000067026cb3): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0' kobject: 'loop0' (00000000127f9167): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill29' (00000000a9f9b148): kobject_cleanup, parent (null) kobject: 'loop1' (000000004d9fa365): kobject_uevent_env kobject: 'tunl0' (00000000431815bd): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (000000004d9fa365): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tunl0' (00000000431815bd): kobject_uevent_env kobject: 'rfkill29' (00000000a9f9b148): calling ktype release kobject: 'tunl0' (00000000431815bd): fill_kobj_path: path = '/devices/virtual/net/tunl0' kobject: 'loop4' (00000000a791a33b): kobject_uevent_env kobject: 'queues' (00000000e1de2925): kobject_add_internal: parent: 'tunl0', set: '' kobject: 'rfkill29': free name kobject: 'loop4' (00000000a791a33b): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (00000000e1de2925): kobject_uevent_env kobject: 'hci0' (00000000da37d185): kobject_uevent_env kobject: 'queues' (00000000e1de2925): kobject_uevent_env: filter function caused the event to drop! kobject: 'hci0' (00000000da37d185): fill_kobj_path: path = '/devices/virtual/bluetooth/hci0' kobject: 'rx-0' (00000000170c84e3): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'bluetooth' (00000000401f7c85): kobject_cleanup, parent (null) kobject: 'bluetooth' (00000000401f7c85): calling ktype release kobject: 'rx-0' (00000000170c84e3): kobject_uevent_env kobject: 'bluetooth': free name kobject: 'hci0' (00000000da37d185): kobject_cleanup, parent (null) kobject: 'hci0' (00000000da37d185): calling ktype release kobject: 'rx-0' (00000000170c84e3): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0' kobject: 'hci0': free name kobject: 'tx-0' (0000000038ab8e4d): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000038ab8e4d): kobject_uevent_env kobject: 'loop5' (0000000043cccf67): kobject_uevent_env kobject: 'tx-0' (0000000038ab8e4d): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0' kobject: 'loop5' (0000000043cccf67): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'gre0' (00000000cbda73d4): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gre0' (00000000cbda73d4): kobject_uevent_env kobject: 'gre0' (00000000cbda73d4): fill_kobj_path: path = '/devices/virtual/net/gre0' kobject: 'queues' (000000009c120a2a): kobject_add_internal: parent: 'gre0', set: '' kobject: 'queues' (000000009c120a2a): kobject_uevent_env kobject: 'queues' (000000009c120a2a): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000068ce9f76): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000068ce9f76): kobject_uevent_env kobject: 'loop2' (00000000bb06d012): kobject_uevent_env kobject: 'rx-0' (0000000068ce9f76): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/rx-0' kobject: 'loop2' (00000000bb06d012): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (000000005c051af4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000005c051af4): kobject_uevent_env