SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 block nbd2: Receive control failed (result -61) ====================================================== WARNING: possible circular locking dependency detected 4.14.154 #0 Not tainted ------------------------------------------------------ kworker/u5:0/1147 is trying to acquire lock: (&nbd->config_lock){+.+.}, at: [] refcount_dec_and_mutex_lock lib/refcount.c:312 [inline] (&nbd->config_lock){+.+.}, at: [] refcount_dec_and_mutex_lock+0x49/0x6c lib/refcount.c:307 but task is already holding lock: kobject: 'loop0' (ffff8880a4926f20): kobject_uevent_env ((&args->work)){+.+.}, at: [] process_one_work+0x7ab/0x1600 kernel/workqueue.c:2089 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((&args->work)){+.+.}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 process_one_work+0x803/0x1600 kernel/workqueue.c:2090 worker_thread+0x5d9/0x1050 kernel/workqueue.c:2248 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 -> #1 ("knbd%d-recv"nbd->index){+.+.}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 flush_workqueue+0x109/0x1400 kernel/workqueue.c:2616 drain_workqueue+0x177/0x3e0 kernel/workqueue.c:2781 destroy_workqueue+0x21/0x620 kernel/workqueue.c:4088 nbd_config_put+0x43c/0x7a0 drivers/block/nbd.c:1149 nbd_release+0xdb/0x120 drivers/block/nbd.c:1418 __blkdev_put+0x434/0x7f0 fs/block_dev.c:1791 blkdev_put+0x88/0x510 fs/block_dev.c:1856 blkdev_close+0x8b/0xb0 fs/block_dev.c:1863 kobject: 'loop0' (ffff8880a4926f20): fill_kobj_path: path = '/devices/virtual/block/loop0' __fput+0x275/0x7a0 fs/file_table.c:210 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 ____fput+0x16/0x20 fs/file_table.c:244 task_work_run+0x114/0x190 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x1da/0x220 arch/x86/entry/common.c:164 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:270 [inline] do_syscall_64+0x4bc/0x640 arch/x86/entry/common.c:297 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (&nbd->config_lock){+.+.}: check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 refcount_dec_and_mutex_lock lib/refcount.c:312 [inline] refcount_dec_and_mutex_lock+0x49/0x6c lib/refcount.c:307 nbd_config_put+0x31/0x7a0 drivers/block/nbd.c:1127 recv_work+0x18d/0x1f0 drivers/block/nbd.c:730 process_one_work+0x863/0x1600 kernel/workqueue.c:2114 kobject: 'nullb0' (ffff8880a3d315a0): kobject_uevent_env worker_thread+0x5d9/0x1050 kernel/workqueue.c:2248 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 other info that might help us debug this: Chain exists of: &nbd->config_lock --> "knbd%d-recv"nbd->index --> (&args->work) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((&args->work)); lock("knbd%d-recv"nbd->index); lock((&args->work)); lock(&nbd->config_lock); *** DEADLOCK *** 2 locks held by kworker/u5:0/1147: #0: ("knbd%d-recv"nbd->index){+.+.}, at: [] work_static include/linux/workqueue.h:199 [inline] #0: ("knbd%d-recv"nbd->index){+.+.}, at: [] set_work_data kernel/workqueue.c:619 [inline] #0: ("knbd%d-recv"nbd->index){+.+.}, at: [] set_work_pool_and_clear_pending kernel/workqueue.c:646 [inline] #0: ("knbd%d-recv"nbd->index){+.+.}, at: [] process_one_work+0x76e/0x1600 kernel/workqueue.c:2085 #1: ((&args->work) kobject: 'nullb0' (ffff8880a3d315a0): fill_kobj_path: path = '/devices/virtual/block/nullb0' ){+.+.} SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 , at: [] process_one_work+0x7ab/0x1600 kernel/workqueue.c:2089 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 stack backtrace: SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 CPU: 0 PID: 1147 Comm: kworker/u5:0 Not tainted 4.14.154 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: knbd2-recv recv_work Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 refcount_dec_and_mutex_lock lib/refcount.c:312 [inline] refcount_dec_and_mutex_lock+0x49/0x6c lib/refcount.c:307 nbd_config_put+0x31/0x7a0 drivers/block/nbd.c:1127 recv_work+0x18d/0x1f0 drivers/block/nbd.c:730 process_one_work+0x863/0x1600 kernel/workqueue.c:2114 worker_thread+0x5d9/0x1050 kernel/workqueue.c:2248 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 block nbd2: shutting down sockets kobject: 'loop2' (ffff8880a49e9220): kobject_uevent_env SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 kobject: 'loop0' (ffff8880a4926f20): kobject_uevent_env kobject: 'loop2' (ffff8880a49e9220): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=13980 comm=syz-executor.3 kobject: 'loop0' (ffff8880a4926f20): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4aaeae0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4aaeae0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' audit: type=1800 audit(1573965344.753:128): pid=14019 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name="file0" dev="sda1" ino=17367 res=0 kobject: 'loop1' (ffff8880a49a4920): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49a4920): fill_kobj_path: path = '/devices/virtual/block/loop1' audit: type=1800 audit(1573965344.823:129): pid=14019 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name="file0" dev="sda1" ino=17367 res=0 kobject: 'loop5' (ffff8880a4aaeae0): kobject_uevent_env kobject: 'loop5' (ffff8880a4aaeae0): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a4926f20): kobject_uevent_env audit: type=1800 audit(1573965344.963:130): pid=14030 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name="file0" dev="sda1" ino=17361 res=0 kobject: 'loop0' (ffff8880a4926f20): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'batman_adv' (ffff8880a875ba80): kobject_uevent_env kobject: 'batman_adv' (ffff8880a875ba80): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (ffff8880a49a4920): kobject_uevent_env kobject: 'batman_adv' (ffff8880a875ba80): kobject_cleanup, parent (null) kobject: 'loop1' (ffff8880a49a4920): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'batman_adv' (ffff8880a875ba80): calling ktype release audit: type=1800 audit(1573965345.263:131): pid=14042 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name="file0" dev="sda1" ino=17266 res=0 kobject: 'loop3' (ffff8880a4a1c160): kobject_uevent_env kobject: 'loop3' (ffff8880a4a1c160): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: (ffff8880a875ba80): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (ffff88808c9db310): kobject_cleanup, parent ffff8880a0046d48 kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'rx-0' (ffff88808c9db310): auto cleanup 'remove' event kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'rx-0' (ffff88808c9db310): kobject_uevent_env kobject: 'loop3' (ffff8880a4a1c160): kobject_uevent_env kobject: 'rx-0' (ffff88808c9db310): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/rx-0' kobject: 'loop3' (ffff8880a4a1c160): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff88808c9db310): auto cleanup kobject_del kobject: 'loop3' (ffff8880a4a1c160): kobject_uevent_env kobject: 'loop3' (ffff8880a4a1c160): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (ffff8880a4a1c160): kobject_uevent_env kobject: 'rx-0' (ffff88808c9db310): calling ktype release kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'loop3' (ffff8880a4a1c160): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0': free name kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff8880a61152d8): kobject_cleanup, parent ffff8880a0046d48 kobject: 'loop0' (ffff8880a4926f20): kobject_uevent_env kobject: 'loop0' (ffff8880a4926f20): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (ffff8880a49a4920): kobject_uevent_env kobject: 'tx-0' (ffff8880a61152d8): auto cleanup 'remove' event kobject: 'loop1' (ffff8880a49a4920): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (ffff8880a61152d8): kobject_uevent_env kobject: 'loop4' (ffff8880a4a5e1e0): kobject_uevent_env kobject: 'tx-0' (ffff8880a61152d8): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/tx-0' kobject: 'loop4' (ffff8880a4a5e1e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (ffff8880a61152d8): auto cleanup kobject_del kobject: 'tx-0' (ffff8880a61152d8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff8880a0046d48): kobject_cleanup, parent (null) kobject: 'queues' (ffff8880a0046d48): calling ktype release kobject: 'queues' (ffff8880a0046d48): kset_release kobject: 'queues': free name kobject: 'syz_tun' (ffff88804fd01530): kobject_uevent_env kobject: 'syz_tun' (ffff88804fd01530): fill_kobj_path: path = '/devices/virtual/net/syz_tun' kobject: 'syz_tun' (ffff88804fd01530): kobject_cleanup, parent (null) kobject: 'syz_tun' (ffff88804fd01530): calling ktype release kobject: 'syz_tun': free name kobject: 'rx-0' (ffff88805c718850): kobject_cleanup, parent ffff888090f06c48 kobject: 'rx-0' (ffff88805c718850): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805c718850): kobject_uevent_env kobject: 'rx-0' (ffff88805c718850): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805c718850): auto cleanup kobject_del kobject: 'rx-0' (ffff88805c718850): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff88809509c318): kobject_cleanup, parent ffff888090f06c48 kobject: 'tx-0' (ffff88809509c318): auto cleanup 'remove' event kobject: 'tx-0' (ffff88809509c318): kobject_uevent_env kobject: 'tx-0' (ffff88809509c318): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff88809509c318): auto cleanup kobject_del kobject: 'tx-0' (ffff88809509c318): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff888090f06c48): kobject_cleanup, parent (null) kobject: 'queues' (ffff888090f06c48): calling ktype release kobject: 'queues' (ffff888090f06c48): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (ffff88805f2428b0): kobject_uevent_env kobject: 'ip6gre0' (ffff88805f2428b0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gre0' (ffff88805f2428b0): kobject_cleanup, parent (null) kobject: 'ip6gre0' (ffff88805f2428b0): calling ktype release kobject: 'ip6gre0': free name kobject: 'rx-0' (ffff88805c7189d0): kobject_cleanup, parent ffff88808430a148 kobject: 'rx-0' (ffff88805c7189d0): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805c7189d0): kobject_uevent_env kobject: 'rx-0' (ffff88805c7189d0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805c7189d0): auto cleanup kobject_del kobject: 'rx-0' (ffff88805c7189d0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff88808aad6598): kobject_cleanup, parent ffff88808430a148 kobject: 'tx-0' (ffff88808aad6598): auto cleanup 'remove' event kobject: 'tx-0' (ffff88808aad6598): kobject_uevent_env kobject: 'tx-0' (ffff88808aad6598): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff88808aad6598): auto cleanup kobject_del net_ratelimit: 24 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 kobject: 'tx-0' (ffff88808aad6598): calling ktype release protocol 88fb is buggy, dev hsr_slave_1 kobject: 'tx-0': free name kobject: 'queues' (ffff88808430a148): kobject_cleanup, parent (null) kobject: 'queues' (ffff88808430a148): calling ktype release kobject: 'queues' (ffff88808430a148): kset_release kobject: 'queues': free name kobject: 'ip6tnl0' (ffff8880a4fbed70): kobject_uevent_env kobject: 'ip6tnl0' (ffff8880a4fbed70): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (ffff8880a4fbed70): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (ffff8880a4fbed70): calling ktype release kobject: 'ip6tnl0': free name kobject: 'rx-0' (ffff8880a0142190): kobject_cleanup, parent ffff88808d79ea48 kobject: 'rx-0' (ffff8880a0142190): auto cleanup 'remove' event kobject: 'rx-0' (ffff8880a0142190): kobject_uevent_env kobject: 'rx-0' (ffff8880a0142190): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff8880a0142190): auto cleanup kobject_del kobject: 'rx-0' (ffff8880a0142190): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888082192cd8): kobject_cleanup, parent ffff88808d79ea48 kobject: 'tx-0' (ffff888082192cd8): auto cleanup 'remove' event kobject: 'tx-0' (ffff888082192cd8): kobject_uevent_env kobject: 'tx-0' (ffff888082192cd8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888082192cd8): auto cleanup kobject_del kobject: 'tx-0' (ffff888082192cd8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff88808d79ea48): kobject_cleanup, parent (null) kobject: 'queues' (ffff88808d79ea48): calling ktype release kobject: 'queues' (ffff88808d79ea48): kset_release kobject: 'queues': free name kobject: 'sit0' (ffff8880a7182cb0): kobject_uevent_env kobject: 'sit0' (ffff8880a7182cb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'sit0' (ffff8880a7182cb0): kobject_cleanup, parent (null) kobject: 'sit0' (ffff8880a7182cb0): calling ktype release kobject: 'sit0': free name kobject: 'rx-0' (ffff8880a0142250): kobject_cleanup, parent ffff88808d79e248 kobject: 'rx-0' (ffff8880a0142250): auto cleanup 'remove' event kobject: 'rx-0' (ffff8880a0142250): kobject_uevent_env kobject: 'rx-0' (ffff8880a0142250): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff8880a0142250): auto cleanup kobject_del kobject: 'rx-0' (ffff8880a0142250): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880a5fbd058): kobject_cleanup, parent ffff88808d79e248 kobject: 'tx-0' (ffff8880a5fbd058): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880a5fbd058): kobject_uevent_env kobject: 'tx-0' (ffff8880a5fbd058): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880a5fbd058): auto cleanup kobject_del kobject: 'tx-0' (ffff8880a5fbd058): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff88808d79e248): kobject_cleanup, parent (null) kobject: 'queues' (ffff88808d79e248): calling ktype release kobject: 'queues' (ffff88808d79e248): kset_release kobject: 'queues': free name kobject: 'ip6_vti0' (ffff888089bc1270): kobject_uevent_env kobject: 'ip6_vti0' (ffff888089bc1270): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (ffff888089bc1270): kobject_cleanup, parent (null) kobject: 'ip6_vti0' (ffff888089bc1270): calling ktype release kobject: 'ip6_vti0': free name kobject: 'rx-0' (ffff88805b0fdcd0): kobject_cleanup, parent ffff8880a0ed2f48 kobject: 'rx-0' (ffff88805b0fdcd0): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805b0fdcd0): kobject_uevent_env kobject: 'rx-0' (ffff88805b0fdcd0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805b0fdcd0): auto cleanup kobject_del kobject: 'rx-0' (ffff88805b0fdcd0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888089690cd8): kobject_cleanup, parent ffff8880a0ed2f48 kobject: 'tx-0' (ffff888089690cd8): auto cleanup 'remove' event kobject: 'tx-0' (ffff888089690cd8): kobject_uevent_env kobject: 'tx-0' (ffff888089690cd8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888089690cd8): auto cleanup kobject_del kobject: 'tx-0' (ffff888089690cd8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff8880a0ed2f48): kobject_cleanup, parent (null) kobject: 'queues' (ffff8880a0ed2f48): calling ktype release kobject: 'queues' (ffff8880a0ed2f48): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (ffff888091884eb0): kobject_uevent_env kobject: 'ip_vti0' (ffff888091884eb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip_vti0' (ffff888091884eb0): kobject_cleanup, parent (null) kobject: 'ip_vti0' (ffff888091884eb0): calling ktype release kobject: 'ip_vti0': free name kobject: 'batman_adv' (ffff88804d0dc500): kobject_uevent_env kobject: 'batman_adv' (ffff88804d0dc500): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (ffff88804d0dc500): kobject_cleanup, parent (null) kobject: 'batman_adv' (ffff88804d0dc500): calling ktype release kobject: (ffff88804d0dc500): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (ffff88805cccb490): kobject_cleanup, parent ffff88808d79e048 kobject: 'rx-0' (ffff88805cccb490): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805cccb490): kobject_uevent_env kobject: 'rx-0' (ffff88805cccb490): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805cccb490): auto cleanup kobject_del kobject: 'rx-0' (ffff88805cccb490): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff888097facd58): kobject_cleanup, parent ffff88808d79e048 kobject: 'tx-0' (ffff888097facd58): auto cleanup 'remove' event kobject: 'tx-0' (ffff888097facd58): kobject_uevent_env kobject: 'tx-0' (ffff888097facd58): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff888097facd58): auto cleanup kobject_del kobject: 'tx-0' (ffff888097facd58): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff88808d79e048): kobject_cleanup, parent (null) kobject: 'queues' (ffff88808d79e048): calling ktype release kobject: 'queues' (ffff88808d79e048): kset_release kobject: 'queues': free name kobject: 'erspan0' (ffff888097050a70): kobject_uevent_env kobject: 'erspan0' (ffff888097050a70): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'erspan0' (ffff888097050a70): kobject_cleanup, parent (null) kobject: 'erspan0' (ffff888097050a70): calling ktype release kobject: 'erspan0': free name kobject: 'batman_adv' (ffff8880a8db2180): kobject_uevent_env kobject: 'batman_adv' (ffff8880a8db2180): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (ffff8880a8db2180): kobject_cleanup, parent (null) kobject: 'batman_adv' (ffff8880a8db2180): calling ktype release kobject: (ffff8880a8db2180): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (ffff88805cccb850): kobject_cleanup, parent ffff8880a4d1ed48 kobject: 'rx-0' (ffff88805cccb850): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805cccb850): kobject_uevent_env kobject: 'rx-0' (ffff88805cccb850): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805cccb850): auto cleanup kobject_del kobject: 'rx-0' (ffff88805cccb850): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880906592d8): kobject_cleanup, parent ffff8880a4d1ed48 kobject: 'tx-0' (ffff8880906592d8): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880906592d8): kobject_uevent_env kobject: 'tx-0' (ffff8880906592d8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880906592d8): auto cleanup kobject_del kobject: 'tx-0' (ffff8880906592d8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff8880a4d1ed48): kobject_cleanup, parent (null) kobject: 'queues' (ffff8880a4d1ed48): calling ktype release kobject: 'queues' (ffff8880a4d1ed48): kset_release kobject: 'queues': free name kobject: 'gretap0' (ffff88805fa78ab0): kobject_uevent_env kobject: 'gretap0' (ffff88805fa78ab0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'gretap0' (ffff88805fa78ab0): kobject_cleanup, parent (null) kobject: 'gretap0' (ffff88805fa78ab0): calling ktype release kobject: 'gretap0': free name kobject: 'rx-0' (ffff88805cccb3d0): kobject_cleanup, parent ffff88809fe39548 kobject: 'rx-0' (ffff88805cccb3d0): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805cccb3d0): kobject_uevent_env kobject: 'rx-0' (ffff88805cccb3d0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805cccb3d0): auto cleanup kobject_del kobject: 'rx-0' (ffff88805cccb3d0): calling ktype release kobject: 'rx-0': free name protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'tx-0' (ffff88808fb24ad8): kobject_cleanup, parent ffff88809fe39548 kobject: 'tx-0' (ffff88808fb24ad8): auto cleanup 'remove' event kobject: 'tx-0' (ffff88808fb24ad8): kobject_uevent_env kobject: 'tx-0' (ffff88808fb24ad8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff88808fb24ad8): auto cleanup kobject_del kobject: 'tx-0' (ffff88808fb24ad8): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff88809fe39548): kobject_cleanup, parent (null) kobject: 'queues' (ffff88809fe39548): calling ktype release kobject: 'queues' (ffff88809fe39548): kset_release kobject: 'queues': free name kobject: 'gre0' (ffff888088a112f0): kobject_uevent_env kobject: 'gre0' (ffff888088a112f0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'gre0' (ffff888088a112f0): kobject_cleanup, parent (null) kobject: 'gre0' (ffff888088a112f0): calling ktype release kobject: 'gre0': free name kobject: 'rx-0' (ffff88805cccbf10): kobject_cleanup, parent ffff8880a04ccc48 kobject: 'rx-0' (ffff88805cccbf10): auto cleanup 'remove' event kobject: 'rx-0' (ffff88805cccbf10): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rx-0' (ffff88805cccbf10): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (ffff88805cccbf10): auto cleanup kobject_del kobject: 'rx-0' (ffff88805cccbf10): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff8880942de098): kobject_cleanup, parent ffff8880a04ccc48 kobject: 'tx-0' (ffff8880942de098): auto cleanup 'remove' event kobject: 'tx-0' (ffff8880942de098): kobject_uevent_env kobject: 'tx-0' (ffff8880942de098): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff8880942de098): auto cleanup kobject_del kobject: 'tx-0' (ffff8880942de098): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff8880a04ccc48): kobject_cleanup, parent (null) kobject: 'queues' (ffff8880a04ccc48): calling ktype release kobject: 'queues' (ffff8880a04ccc48): kset_release kobject: 'queues': free name kobject: 'tunl0' (ffff888096c888f0): kobject_uevent_env kobject: 'tunl0' (ffff888096c888f0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tunl0' (ffff888096c888f0): kobject_cleanup, parent (null) kobject: 'tunl0' (ffff888096c888f0): calling ktype release kobject: 'tunl0': free name kobject: 'rx-0' (ffff88808dd73010): kobject_cleanup, parent ffff8880900dec48 kobject: 'rx-0' (ffff88808dd73010): auto cleanup 'remove' event kobject: 'rx-0' (ffff88808dd73010): kobject_uevent_env kobject: 'rx-0' (ffff88808dd73010): kobject_uevent_env: uevent_suppress caused the event to drop! protocol 88fb is buggy, dev hsr_slave_0 kobject: 'rx-0' (ffff88808dd73010): auto cleanup kobject_del protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rx-0' (ffff88808dd73010): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (ffff88808ee28a18): kobject_cleanup, parent ffff8880900dec48 kobject: 'tx-0' (ffff88808ee28a18): auto cleanup 'remove' event kobject: 'tx-0' (ffff88808ee28a18): kobject_uevent_env kobject: 'tx-0' (ffff88808ee28a18): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (ffff88808ee28a18): auto cleanup kobject_del kobject: 'tx-0' (ffff88808ee28a18): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (ffff8880900dec48): kobject_cleanup, parent (null) kobject: 'queues' (ffff8880900dec48): calling ktype release kobject: 'queues' (ffff8880900dec48): kset_release kobject: 'queues': free name kobject: 'lo' (ffff88808caeacb0): kobject_uevent_env kobject: 'lo' (ffff88808caeacb0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'lo' (ffff88808caeacb0): kobject_cleanup, parent (null) kobject: 'lo' (ffff88808caeacb0): calling ktype release kobject: 'lo': free name net_ratelimit: 16 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1