TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. Process accounting resumed ====================================================== WARNING: possible circular locking dependency detected 4.19.36 #4 Not tainted ------------------------------------------------------ syz-executor.3/16505 is trying to acquire lock: 000000004501503b (&ovl_i_mutex_key[depth]){+.+.}, at: inode_lock include/linux/fs.h:738 [inline] 000000004501503b (&ovl_i_mutex_key[depth]){+.+.}, at: ovl_write_iter+0x148/0xc20 fs/overlayfs/file.c:231 but task is already holding lock: 000000008ca84dfa (&acct->lock#2){+.+.}, at: acct_get kernel/acct.c:161 [inline] 000000008ca84dfa (&acct->lock#2){+.+.}, at: slow_acct_process kernel/acct.c:577 [inline] 000000008ca84dfa (&acct->lock#2){+.+.}, at: acct_process+0x2e5/0x61e kernel/acct.c:605 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&acct->lock#2){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0xf7/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 acct_pin_kill+0x27/0x100 kernel/acct.c:173 pin_kill+0x18f/0x860 fs/fs_pin.c:50 acct_on+0x574/0x790 kernel/acct.c:254 __do_sys_acct kernel/acct.c:286 [inline] __se_sys_acct kernel/acct.c:273 [inline] __x64_sys_acct+0xae/0x200 kernel/acct.c:273 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (sb_writers#4){.+.+}: percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x20b/0x360 fs/super.c:1387 sb_start_write include/linux/fs.h:1569 [inline] mnt_want_write+0x3f/0xc0 fs/namespace.c:360 ovl_want_write+0x76/0xa0 fs/overlayfs/util.c:24 ovl_link+0x7c/0x2d5 fs/overlayfs/dir.c:674 vfs_link+0x7a4/0xb60 fs/namei.c:4240 do_linkat+0x550/0x770 fs/namei.c:4308 __do_sys_link fs/namei.c:4337 [inline] __se_sys_link fs/namei.c:4335 [inline] __x64_sys_link+0x61/0x80 fs/namei.c:4335 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&ovl_i_mutex_key[depth]){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:738 [inline] ovl_write_iter+0x148/0xc20 fs/overlayfs/file.c:231 call_write_iter include/linux/fs.h:1811 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x58e/0x820 fs/read_write.c:487 __kernel_write+0x110/0x390 fs/read_write.c:506 do_acct_process+0xd37/0x1150 kernel/acct.c:520 slow_acct_process kernel/acct.c:579 [inline] acct_process+0x568/0x61e kernel/acct.c:605 do_exit+0x17c0/0x2fa0 kernel/exit.c:866 do_group_exit+0x135/0x370 kernel/exit.c:979 __do_sys_exit_group kernel/exit.c:990 [inline] __se_sys_exit_group kernel/exit.c:988 [inline] __x64_sys_exit_group+0x44/0x50 kernel/exit.c:988 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: &ovl_i_mutex_key[depth] --> sb_writers#4 --> &acct->lock#2 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&acct->lock#2); lock(sb_writers#4); lock(&acct->lock#2); lock(&ovl_i_mutex_key[depth]); *** DEADLOCK *** 2 locks held by syz-executor.3/16505: #0: 000000008ca84dfa (&acct->lock#2){+.+.}, at: acct_get kernel/acct.c:161 [inline] #0: 000000008ca84dfa (&acct->lock#2){+.+.}, at: slow_acct_process kernel/acct.c:577 [inline] #0: 000000008ca84dfa (&acct->lock#2){+.+.}, at: acct_process+0x2e5/0x61e kernel/acct.c:605 #1: 000000000b1879cf (sb_writers#15){.+.+}, at: file_start_write_trylock include/linux/fs.h:2771 [inline] #1: 000000000b1879cf (sb_writers#15){.+.+}, at: do_acct_process+0xf37/0x1150 kernel/acct.c:517 stack backtrace: CPU: 0 PID: 16505 Comm: syz-executor.3 Not tainted 4.19.36 #4 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+0x172/0x1f0 lib/dump_stack.c:113 print_circular_bug.isra.0.cold+0x1cc/0x28f 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+0x2e6d/0x48f0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:738 [inline] ovl_write_iter+0x148/0xc20 fs/overlayfs/file.c:231 call_write_iter include/linux/fs.h:1811 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x58e/0x820 fs/read_write.c:487 __kernel_write+0x110/0x390 fs/read_write.c:506 do_acct_process+0xd37/0x1150 kernel/acct.c:520 slow_acct_process kernel/acct.c:579 [inline] acct_process+0x568/0x61e kernel/acct.c:605 do_exit+0x17c0/0x2fa0 kernel/exit.c:866 do_group_exit+0x135/0x370 kernel/exit.c:979 __do_sys_exit_group kernel/exit.c:990 [inline] __se_sys_exit_group kernel/exit.c:988 [inline] __x64_sys_exit_group+0x44/0x50 kernel/exit.c:988 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458d99 Code: c0 66 44 0f ef c9 66 44 0f ef d2 66 44 0f ef db 66 44 0f ef e4 66 44 0f ef ed 66 44 0f ef f6 66 44 0f ef ff 66 45 0f 38 dc c0 <66> 45 0f 38 dc c9 66 45 0f 38 dc d2 66 45 0f 38 dc db 66 45 0f 38 RSP: 002b:00007ffd7aecbf28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000458d99 RDX: 0000000000412b51 RSI: fffffffffffffff7 RDI: 0000000000000000 RBP: 0000000000000000 R08: 000000000981a614 R09: 00007ffd7aecbf80 R10: ffffffff812f9ea7 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd7aecbf80 R14: 0000000000000000 R15: 00007ffd7aecbf90 netlink: 'syz-executor.2': attribute type 8 has an invalid length. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' device team0 entered promiscuous mode device team_slave_0 entered promiscuous mode device team_slave_1 entered promiscuous mode 8021q: adding VLAN 0 to HW filter on device team0 netlink: 'syz-executor.2': attribute type 8 has an invalid length. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. Process accounting resumed kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' netlink: 'syz-executor.2': attribute type 8 has an invalid length. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 9 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nullb0' (00000000502f0177): kobject_uevent_env kobject: 'nullb0' (00000000502f0177): fill_kobj_path: path = '/devices/virtual/block/nullb0' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: '0:46' (0000000068a639a2): kobject_uevent_env kobject: '0:46' (0000000068a639a2): fill_kobj_path: path = '/devices/virtual/bdi/0:46' kobject: '0:46' (0000000068a639a2): kobject_cleanup, parent (null) kobject: '0:46' (0000000068a639a2): calling ktype release kobject: '0:46': free name kobject: 'nullb0' (00000000502f0177): kobject_uevent_env kobject: 'nullb0' (00000000502f0177): fill_kobj_path: path = '/devices/virtual/block/nullb0' kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'batman_adv' (00000000156fac27): kobject_uevent_env kobject: 'batman_adv' (00000000156fac27): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (00000000156fac27): kobject_cleanup, parent (null) kobject: 'batman_adv' (00000000156fac27): calling ktype release kobject: (00000000156fac27): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (0000000061aa6a7b): kobject_cleanup, parent 0000000009d32c17 kobject: 'rx-0' (0000000061aa6a7b): auto cleanup 'remove' event kobject: 'rx-0' (0000000061aa6a7b): kobject_uevent_env kobject: 'rx-0' (0000000061aa6a7b): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/rx-0' kobject: 'rx-0' (0000000061aa6a7b): auto cleanup kobject_del kobject: 'rx-0' (0000000061aa6a7b): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000152c67f9): kobject_cleanup, parent 0000000009d32c17 kobject: 'tx-0' (00000000152c67f9): auto cleanup 'remove' event kobject: 'tx-0' (00000000152c67f9): kobject_uevent_env kobject: 'tx-0' (00000000152c67f9): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/tx-0' kobject: 'tx-0' (00000000152c67f9): auto cleanup kobject_del kobject: 'tx-0' (00000000152c67f9): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000009d32c17): kobject_cleanup, parent (null) kobject: 'queues' (0000000009d32c17): calling ktype release kobject: 'queues' (0000000009d32c17): kset_release kobject: 'queues': free name kobject: 'syz_tun' (000000009e847368): kobject_uevent_env kobject: 'syz_tun' (000000009e847368): fill_kobj_path: path = '/devices/virtual/net/syz_tun' kobject: 'syz_tun' (000000009e847368): kobject_cleanup, parent (null) kobject: 'syz_tun' (000000009e847368): calling ktype release kobject: 'syz_tun': free name kobject: 'rx-0' (0000000039eeca45): kobject_cleanup, parent 00000000925f9a3f kobject: 'rx-0' (0000000039eeca45): auto cleanup 'remove' event kobject: 'rx-0' (0000000039eeca45): kobject_uevent_env kobject: 'rx-0' (0000000039eeca45): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000039eeca45): auto cleanup kobject_del kobject: 'rx-0' (0000000039eeca45): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000007100d9de): kobject_cleanup, parent 00000000925f9a3f kobject: 'tx-0' (000000007100d9de): auto cleanup 'remove' event kobject: 'tx-0' (000000007100d9de): kobject_uevent_env kobject: 'tx-0' (000000007100d9de): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000007100d9de): auto cleanup kobject_del kobject: 'tx-0' (000000007100d9de): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000925f9a3f): kobject_cleanup, parent (null) kobject: 'queues' (00000000925f9a3f): calling ktype release kobject: 'queues' (00000000925f9a3f): kset_release kobject: 'queues': free name kobject: 'ip6gre0' (000000003723e52b): kobject_uevent_env kobject: 'ip6gre0' (000000003723e52b): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'batman_adv' (00000000f59ceecf): kobject_uevent_env kobject: 'batman_adv' (00000000f59ceecf): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (00000000f59ceecf): kobject_cleanup, parent (null) kobject: 'batman_adv' (00000000f59ceecf): calling ktype release kobject: (00000000f59ceecf): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (000000004340dfb8): kobject_cleanup, parent 00000000ce4bb341 kobject: 'nullb0' (00000000502f0177): kobject_uevent_env kobject: 'rx-0' (000000004340dfb8): auto cleanup 'remove' event kobject: 'nullb0' (00000000502f0177): fill_kobj_path: path = '/devices/virtual/block/nullb0' kobject: 'rx-0' (000000004340dfb8): kobject_uevent_env kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (000000004340dfb8): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000004340dfb8): auto cleanup kobject_del kobject: 'rx-0' (000000004340dfb8): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000b54326df): kobject_cleanup, parent 00000000ce4bb341 kobject: 'tx-0' (00000000b54326df): auto cleanup 'remove' event kobject: 'tx-0' (00000000b54326df): kobject_uevent_env kobject: 'tx-0' (00000000b54326df): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000b54326df): auto cleanup kobject_del kobject: 'tx-0' (00000000b54326df): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000ce4bb341): kobject_cleanup, parent (null) kobject: 'queues' (00000000ce4bb341): calling ktype release kobject: 'queues' (00000000ce4bb341): kset_release kobject: 'queues': free name kobject: 'ip6gretap0' (0000000056d583aa): kobject_uevent_env kobject: 'ip6gretap0' (0000000056d583aa): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gre0' (000000003723e52b): kobject_cleanup, parent (null) kobject: 'ip6gre0' (000000003723e52b): auto cleanup 'remove' event kobject: 'ip6gre0' (000000003723e52b): kobject_uevent_env kobject: 'ip6gre0' (000000003723e52b): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gre0' (000000003723e52b): calling ktype release kobject: 'ip6gre0': free name kobject: 'ip6gretap0' (0000000056d583aa): kobject_cleanup, parent (null) kobject: 'ip6gretap0' (0000000056d583aa): auto cleanup 'remove' event kobject: 'ip6gretap0' (0000000056d583aa): kobject_uevent_env kobject: 'ip6gretap0' (0000000056d583aa): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6gretap0' (0000000056d583aa): calling ktype release kobject: 'ip6gretap0': free name kobject: 'rx-0' (00000000d837a71d): kobject_cleanup, parent 000000000d19caa2 kobject: 'rx-0' (00000000d837a71d): auto cleanup 'remove' event kobject: 'rx-0' (00000000d837a71d): kobject_uevent_env kobject: 'rx-0' (00000000d837a71d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000d837a71d): auto cleanup kobject_del kobject: 'rx-0' (00000000d837a71d): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000066c9c972): kobject_cleanup, parent 000000000d19caa2 kobject: 'tx-0' (0000000066c9c972): auto cleanup 'remove' event kobject: 'tx-0' (0000000066c9c972): kobject_uevent_env kobject: 'tx-0' (0000000066c9c972): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (0000000066c9c972): auto cleanup kobject_del kobject: 'tx-0' (0000000066c9c972): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000000d19caa2): kobject_cleanup, parent (null) kobject: 'queues' (000000000d19caa2): calling ktype release kobject: 'queues' (000000000d19caa2): kset_release kobject: 'queues': free name kobject: 'ip6tnl0' (00000000db9a29ad): kobject_uevent_env audit: type=1400 audit(1556098512.069:347): avc: denied { map } for pid=19484 comm="syz-executor.5" path="/sys/kernel/debug/kcov" dev="debugfs" ino=61 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 kobject: 'ip6tnl0' (00000000db9a29ad): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (00000000db9a29ad): kobject_cleanup, parent (null) kobject: 'ip6tnl0' (00000000db9a29ad): auto cleanup 'remove' event kobject: 'nullb0' (00000000502f0177): kobject_uevent_env kobject: 'ip6tnl0' (00000000db9a29ad): kobject_uevent_env kobject: 'ip6tnl0' (00000000db9a29ad): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'nullb0' (00000000502f0177): fill_kobj_path: path = '/devices/virtual/block/nullb0' kobject: 'ip6tnl0' (00000000db9a29ad): calling ktype release kobject: 'ip6tnl0': free name IPVS: ftp: loaded support on port[0] = 21 kobject: 'loop3' (000000005319b164): kobject_uevent_env kobject: 'loop3' (000000005319b164): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (000000006d975ae7): kobject_cleanup, parent 00000000fcd63219 kobject: 'rx-0' (000000006d975ae7): auto cleanup 'remove' event kobject: 'rx-0' (000000006d975ae7): kobject_uevent_env kobject: 'rx-0' (000000006d975ae7): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (000000006d975ae7): auto cleanup kobject_del kobject: 'rx-0' (000000006d975ae7): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000005c83c682): kobject_cleanup, parent 00000000fcd63219 kobject: 'tx-0' (000000005c83c682): auto cleanup 'remove' event kobject: 'tx-0' (000000005c83c682): kobject_uevent_env kobject: 'tx-0' (000000005c83c682): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000005c83c682): auto cleanup kobject_del kobject: 'tx-0' (000000005c83c682): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000fcd63219): kobject_cleanup, parent (null) kobject: 'queues' (00000000fcd63219): calling ktype release kobject: 'queues' (00000000fcd63219): kset_release kobject: 'queues': free name kobject: 'sit0' (000000007ce8a6ec): kobject_uevent_env kobject: 'sit0' (000000007ce8a6ec): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'lo' (000000007d39ba78): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'lo' (000000007d39ba78): kobject_uevent_env kobject: 'lo' (000000007d39ba78): fill_kobj_path: path = '/devices/virtual/net/lo' kobject: 'queues' (0000000018cf54af): kobject_add_internal: parent: 'lo', set: '' kobject: 'queues' (0000000018cf54af): kobject_uevent_env kobject: 'queues' (0000000018cf54af): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000038488776): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000038488776): kobject_uevent_env kobject: 'rx-0' (0000000038488776): fill_kobj_path: path = '/devices/virtual/net/lo/queues/rx-0' kobject: 'tx-0' (000000006c52988a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000006c52988a): kobject_uevent_env kobject: 'tx-0' (000000006c52988a): fill_kobj_path: path = '/devices/virtual/net/lo/queues/tx-0' kobject: 'sit0' (000000007ce8a6ec): kobject_cleanup, parent (null) kobject: 'tunl0' (000000006c9d04df): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'sit0' (000000007ce8a6ec): auto cleanup 'remove' event kobject: 'tunl0' (000000006c9d04df): kobject_uevent_env kobject: 'sit0' (000000007ce8a6ec): kobject_uevent_env kobject: 'tunl0' (000000006c9d04df): fill_kobj_path: path = '/devices/virtual/net/tunl0' kobject: 'sit0' (000000007ce8a6ec): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'queues' (0000000002c20155): kobject_add_internal: parent: 'tunl0', set: '' kobject: 'sit0' (000000007ce8a6ec): calling ktype release kobject: 'queues' (0000000002c20155): kobject_uevent_env kobject: 'sit0': free name kobject: 'queues' (0000000002c20155): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000116a8884): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000116a8884): kobject_uevent_env kobject: 'rx-0' (00000000116a8884): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/rx-0' kobject: 'tx-0' (000000008ff61c7b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000008ff61c7b): kobject_uevent_env kobject: 'tx-0' (000000008ff61c7b): fill_kobj_path: path = '/devices/virtual/net/tunl0/queues/tx-0' kobject: 'gre0' (00000000fbec94da): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gre0' (00000000fbec94da): kobject_uevent_env kobject: 'gre0' (00000000fbec94da): fill_kobj_path: path = '/devices/virtual/net/gre0' kobject: 'queues' (000000005f74400d): kobject_add_internal: parent: 'gre0', set: '' kobject: 'queues' (000000005f74400d): kobject_uevent_env kobject: 'queues' (000000005f74400d): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000470b7994): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000470b7994): kobject_uevent_env kobject: 'rx-0' (00000000470b7994): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/rx-0' kobject: 'tx-0' (000000007ac59c12): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000007ac59c12): kobject_uevent_env kobject: 'tx-0' (000000007ac59c12): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/tx-0' kobject: 'rx-0' (00000000ad5019f0): kobject_cleanup, parent 00000000533fe847 kobject: 'rx-0' (00000000ad5019f0): auto cleanup 'remove' event kobject: 'rx-0' (00000000ad5019f0): kobject_uevent_env kobject: 'rx-0' (00000000ad5019f0): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000ad5019f0): auto cleanup kobject_del kobject: 'rx-0' (00000000ad5019f0): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000335b0b07): kobject_cleanup, parent 00000000533fe847 kobject: 'tx-0' (00000000335b0b07): auto cleanup 'remove' event kobject: 'tx-0' (00000000335b0b07): kobject_uevent_env kobject: 'tx-0' (00000000335b0b07): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000335b0b07): auto cleanup kobject_del kobject: 'tx-0' (00000000335b0b07): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000533fe847): kobject_cleanup, parent (null) kobject: 'queues' (00000000533fe847): calling ktype release kobject: 'queues' (00000000533fe847): kset_release kobject: 'queues': free name kobject: 'ip6_vti0' (000000004e12169a): kobject_uevent_env kobject: 'ip6_vti0' (000000004e12169a): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'gretap0' (00000000b1d22e99): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gretap0' (00000000b1d22e99): kobject_uevent_env kobject: 'gretap0' (00000000b1d22e99): fill_kobj_path: path = '/devices/virtual/net/gretap0' kobject: 'queues' (00000000a07be493): kobject_add_internal: parent: 'gretap0', set: '' kobject: 'queues' (00000000a07be493): kobject_uevent_env kobject: 'queues' (00000000a07be493): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000009d0027ec): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000009d0027ec): kobject_uevent_env kobject: 'rx-0' (000000009d0027ec): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/rx-0' kobject: 'tx-0' (0000000000071059): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000000071059): kobject_uevent_env kobject: 'tx-0' (0000000000071059): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/tx-0' kobject: 'batman_adv' (00000000f097e6e6): kobject_add_internal: parent: 'gretap0', set: '' kobject: 'erspan0' (00000000d816f7f3): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'erspan0' (00000000d816f7f3): kobject_uevent_env kobject: 'erspan0' (00000000d816f7f3): fill_kobj_path: path = '/devices/virtual/net/erspan0' kobject: 'queues' (0000000040c6a868): kobject_add_internal: parent: 'erspan0', set: '' kobject: 'queues' (0000000040c6a868): kobject_uevent_env kobject: 'queues' (0000000040c6a868): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000097f7e221): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000097f7e221): kobject_uevent_env kobject: 'rx-0' (0000000097f7e221): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/rx-0' kobject: 'tx-0' (000000003f56c32a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000003f56c32a): kobject_uevent_env kobject: 'tx-0' (000000003f56c32a): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/tx-0' kobject: 'batman_adv' (00000000056d9160): kobject_add_internal: parent: 'erspan0', set: '' kobject: 'ip6_vti0' (000000004e12169a): kobject_cleanup, parent (null) kobject: 'ip_vti0' (000000003cf6f4b8): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip6_vti0' (000000004e12169a): auto cleanup 'remove' event kobject: 'ip_vti0' (000000003cf6f4b8): kobject_uevent_env kobject: 'ip6_vti0' (000000004e12169a): kobject_uevent_env kobject: 'ip_vti0' (000000003cf6f4b8): fill_kobj_path: path = '/devices/virtual/net/ip_vti0' kobject: 'ip6_vti0' (000000004e12169a): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'queues' (00000000251a60bc): kobject_add_internal: parent: 'ip_vti0', set: '' kobject: 'ip6_vti0' (000000004e12169a): calling ktype release kobject: 'queues' (00000000251a60bc): kobject_uevent_env kobject: 'ip6_vti0': free name kobject: 'queues' (00000000251a60bc): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000c7c53bd6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000c7c53bd6): kobject_uevent_env kobject: 'rx-0' (00000000c7c53bd6): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/rx-0' kobject: 'tx-0' (000000005ece8aaa): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000005ece8aaa): kobject_uevent_env kobject: 'tx-0' (000000005ece8aaa): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/tx-0' kobject: 'rx-0' (00000000832892ee): kobject_cleanup, parent 00000000bfe5dbe2 kobject: 'rx-0' (00000000832892ee): auto cleanup 'remove' event kobject: 'rx-0' (00000000832892ee): kobject_uevent_env kobject: 'rx-0' (00000000832892ee): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (00000000832892ee): auto cleanup kobject_del kobject: 'rx-0' (00000000832892ee): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000cfceda6d): kobject_cleanup, parent 00000000bfe5dbe2 kobject: 'tx-0' (00000000cfceda6d): auto cleanup 'remove' event kobject: 'tx-0' (00000000cfceda6d): kobject_uevent_env kobject: 'tx-0' (00000000cfceda6d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000cfceda6d): auto cleanup kobject_del kobject: 'tx-0' (00000000cfceda6d): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000bfe5dbe2): kobject_cleanup, parent (null) kobject: 'queues' (00000000bfe5dbe2): calling ktype release kobject: 'queues' (00000000bfe5dbe2): kset_release kobject: 'queues': free name kobject: 'ip_vti0' (000000005496bf0d): kobject_uevent_env kobject: 'ip_vti0' (000000005496bf0d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6_vti0' (00000000451e8efd): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip6_vti0' (00000000451e8efd): kobject_uevent_env kobject: 'ip6_vti0' (00000000451e8efd): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0' kobject: 'queues' (00000000ad23ada7): kobject_add_internal: parent: 'ip6_vti0', set: '' kobject: 'queues' (00000000ad23ada7): kobject_uevent_env kobject: 'queues' (00000000ad23ada7): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000085aa96cd): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000085aa96cd): kobject_uevent_env kobject: 'rx-0' (0000000085aa96cd): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0/queues/rx-0' kobject: 'tx-0' (00000000ee854dc6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000ee854dc6): kobject_uevent_env kobject: 'tx-0' (00000000ee854dc6): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0/queues/tx-0' kobject: 'ip_vti0' (000000005496bf0d): kobject_cleanup, parent (null) kobject: 'sit0' (0000000058ac29de): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip_vti0' (000000005496bf0d): auto cleanup 'remove' event kobject: 'sit0' (0000000058ac29de): kobject_uevent_env kobject: 'ip_vti0' (000000005496bf0d): kobject_uevent_env kobject: 'sit0' (0000000058ac29de): fill_kobj_path: path = '/devices/virtual/net/sit0' kobject: 'ip_vti0' (000000005496bf0d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'queues' (00000000ac69d8cb): kobject_add_internal: parent: 'sit0', set: '' kobject: 'ip_vti0' (000000005496bf0d): calling ktype release kobject: 'queues' (00000000ac69d8cb): kobject_uevent_env kobject: 'ip_vti0': free name kobject: 'queues' (00000000ac69d8cb): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000acce38d9): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000acce38d9): kobject_uevent_env kobject: 'rx-0' (00000000acce38d9): fill_kobj_path: path = '/devices/virtual/net/sit0/queues/rx-0' kobject: 'tx-0' (00000000de549a3b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000de549a3b): kobject_uevent_env kobject: 'tx-0' (00000000de549a3b): fill_kobj_path: path = '/devices/virtual/net/sit0/queues/tx-0' kobject: 'batman_adv' (000000000ad69047): kobject_uevent_env kobject: 'batman_adv' (000000000ad69047): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (000000000ad69047): kobject_cleanup, parent (null) kobject: 'batman_adv' (000000000ad69047): calling ktype release kobject: (000000000ad69047): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (0000000045ae1214): kobject_cleanup, parent 00000000302d9347 kobject: 'rx-0' (0000000045ae1214): auto cleanup 'remove' event kobject: 'rx-0' (0000000045ae1214): kobject_uevent_env kobject: 'rx-0' (0000000045ae1214): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000045ae1214): auto cleanup kobject_del kobject: 'rx-0' (0000000045ae1214): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000524d65cf): kobject_cleanup, parent 00000000302d9347 kobject: 'tx-0' (00000000524d65cf): auto cleanup 'remove' event kobject: 'tx-0' (00000000524d65cf): kobject_uevent_env kobject: 'tx-0' (00000000524d65cf): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000524d65cf): auto cleanup kobject_del kobject: 'tx-0' (00000000524d65cf): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000302d9347): kobject_cleanup, parent (null) kobject: 'queues' (00000000302d9347): calling ktype release kobject: 'queues' (00000000302d9347): kset_release kobject: 'queues': free name kobject: 'erspan0' (00000000ba838323): kobject_uevent_env kobject: 'erspan0' (00000000ba838323): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'ip6tnl0' (00000000db8e90e6): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip6tnl0' (00000000db8e90e6): kobject_uevent_env kobject: 'ip6tnl0' (00000000db8e90e6): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0' kobject: 'queues' (0000000013f3161f): kobject_add_internal: parent: 'ip6tnl0', set: '' kobject: 'queues' (0000000013f3161f): kobject_uevent_env kobject: 'queues' (0000000013f3161f): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000fc1af419): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000fc1af419): kobject_uevent_env kobject: 'rx-0' (00000000fc1af419): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0/queues/rx-0' kobject: 'tx-0' (000000008d39f342): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000008d39f342): kobject_uevent_env kobject: 'tx-0' (000000008d39f342): fill_kobj_path: path = '/devices/virtual/net/ip6tnl0/queues/tx-0' kobject: 'erspan0' (00000000ba838323): kobject_cleanup, parent (null) kobject: 'ip6gre0' (00000000f5ab39ea): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'erspan0' (00000000ba838323): auto cleanup 'remove' event kobject: 'ip6gre0' (00000000f5ab39ea): kobject_uevent_env kobject: 'erspan0' (00000000ba838323): kobject_uevent_env kobject: 'ip6gre0' (00000000f5ab39ea): fill_kobj_path: path = '/devices/virtual/net/ip6gre0' kobject: 'erspan0' (00000000ba838323): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'queues' (000000003cd5cfe7): kobject_add_internal: parent: 'ip6gre0', set: '' kobject: 'erspan0' (00000000ba838323): calling ktype release kobject: 'queues' (000000003cd5cfe7): kobject_uevent_env kobject: 'erspan0': free name kobject: 'queues' (000000003cd5cfe7): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000989ec084): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000989ec084): kobject_uevent_env kobject: 'rx-0' (00000000989ec084): fill_kobj_path: path = '/devices/virtual/net/ip6gre0/queues/rx-0' kobject: 'tx-0' (00000000c02da8ee): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000c02da8ee): kobject_uevent_env kobject: 'tx-0' (00000000c02da8ee): fill_kobj_path: path = '/devices/virtual/net/ip6gre0/queues/tx-0' kobject: 'batman_adv' (00000000640efdbe): kobject_uevent_env kobject: 'batman_adv' (00000000640efdbe): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (00000000640efdbe): kobject_cleanup, parent (null) kobject: 'batman_adv' (00000000640efdbe): calling ktype release kobject: (00000000640efdbe): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (0000000092bd0add): kobject_cleanup, parent 0000000028911cfc kobject: 'rx-0' (0000000092bd0add): auto cleanup 'remove' event kobject: 'rx-0' (0000000092bd0add): kobject_uevent_env kobject: 'rx-0' (0000000092bd0add): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000092bd0add): auto cleanup kobject_del kobject: 'rx-0' (0000000092bd0add): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000000be49dbd): kobject_cleanup, parent 0000000028911cfc kobject: 'tx-0' (000000000be49dbd): auto cleanup 'remove' event kobject: 'tx-0' (000000000be49dbd): kobject_uevent_env kobject: 'tx-0' (000000000be49dbd): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000000be49dbd): auto cleanup kobject_del kobject: 'tx-0' (000000000be49dbd): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000028911cfc): kobject_cleanup, parent (null) kobject: 'queues' (0000000028911cfc): calling ktype release kobject: 'queues' (0000000028911cfc): kset_release kobject: 'queues': free name kobject: 'gretap0' (000000002efc591c): kobject_uevent_env kobject: 'gretap0' (000000002efc591c): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'syz_tun' (000000003fe844d1): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'syz_tun' (000000003fe844d1): kobject_uevent_env kobject: 'syz_tun' (000000003fe844d1): fill_kobj_path: path = '/devices/virtual/net/syz_tun' kobject: 'queues' (00000000c3caff65): kobject_add_internal: parent: 'syz_tun', set: '' kobject: 'queues' (00000000c3caff65): kobject_uevent_env kobject: 'queues' (00000000c3caff65): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000214c05e2): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000214c05e2): kobject_uevent_env kobject: 'rx-0' (00000000214c05e2): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/rx-0' kobject: 'tx-0' (00000000253a2e93): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000253a2e93): kobject_uevent_env kobject: 'tx-0' (00000000253a2e93): fill_kobj_path: path = '/devices/virtual/net/syz_tun/queues/tx-0' kobject: 'batman_adv' (0000000072d380a4): kobject_add_internal: parent: 'syz_tun', set: '' kobject: 'gretap0' (000000002efc591c): kobject_cleanup, parent (null) kobject: 'ip6gretap0' (0000000030f3eeab): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'gretap0' (000000002efc591c): auto cleanup 'remove' event kobject: 'ip6gretap0' (0000000030f3eeab): kobject_uevent_env kobject: 'gretap0' (000000002efc591c): kobject_uevent_env kobject: 'ip6gretap0' (0000000030f3eeab): fill_kobj_path: path = '/devices/virtual/net/ip6gretap0' kobject: 'gretap0' (000000002efc591c): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'queues' (00000000833b6f3f): kobject_add_internal: parent: 'ip6gretap0', set: '' kobject: 'gretap0' (000000002efc591c): calling ktype release kobject: 'queues' (00000000833b6f3f): kobject_uevent_env kobject: 'gretap0': free name kobject: 'queues' (00000000833b6f3f): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000a8fe517b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000a8fe517b): kobject_uevent_env kobject: 'rx-0' (00000000a8fe517b): fill_kobj_path: path = '/devices/virtual/net/ip6gretap0/queues/rx-0' kobject: 'tx-0' (000000009947f638): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000009947f638): kobject_uevent_env kobject: 'tx-0' (000000009947f638): fill_kobj_path: path = '/devices/virtual/net/ip6gretap0/queues/tx-0' kobject: 'batman_adv' (00000000291367b4): kobject_add_internal: parent: 'ip6gretap0', set: '' kobject: 'rx-0' (0000000046f5ee2d): kobject_cleanup, parent 0000000098a7d8b6 kobject: 'rx-0' (0000000046f5ee2d): auto cleanup 'remove' event kobject: 'rx-0' (0000000046f5ee2d): kobject_uevent_env kobject: 'rx-0' (0000000046f5ee2d): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'rx-0' (0000000046f5ee2d): auto cleanup kobject_del kobject: 'rx-0' (0000000046f5ee2d): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000bfa35d56): kobject_cleanup, parent 0000000098a7d8b6 kobject: 'tx-0' (00000000bfa35d56): auto cleanup 'remove' event kobject: 'tx-0' (00000000bfa35d56): kobject_uevent_env kobject: 'tx-0' (00000000bfa35d56): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (00000000bfa35d56): auto cleanup kobject_del kobject: 'tx-0' (00000000bfa35d56): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000098a7d8b6): kobject_cleanup, parent (null) kobject: 'queues' (0000000098a7d8b6): calling ktype release kobject: 'queues' (0000000098a7d8b6): kset_release kobject: 'queues': free name kobject: 'gre0' (00000000a665175e): kobject_uevent_env kobject: 'gre0' (00000000a665175e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'bridge0' (000000006dc283d7): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'bridge0' (000000006dc283d7): kobject_uevent_env kobject: 'bridge0' (000000006dc283d7): fill_kobj_path: path = '/devices/virtual/net/bridge0' kobject: 'queues' (00000000f35320e1): kobject_add_internal: parent: 'bridge0', set: '' kobject: 'queues' (00000000f35320e1): kobject_uevent_env kobject: 'queues' (00000000f35320e1): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000eeaefb04): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000eeaefb04): kobject_uevent_env kobject: 'rx-0' (00000000eeaefb04): fill_kobj_path: path = '/devices/virtual/net/bridge0/queues/rx-0' kobject: 'tx-0' (000000000244adbf): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000000244adbf): kobject_uevent_env kobject: 'tx-0' (000000000244adbf): fill_kobj_path: path = '/devices/virtual/net/bridge0/queues/tx-0'