====================================================== WARNING: possible circular locking dependency detected 4.19.39 #7 Not tainted ------------------------------------------------------ syz-executor.0/30817 is trying to acquire lock: 00000000d826d768 (&acct->lock#2){+.+.}, at: acct_pin_kill+0x27/0x100 kernel/acct.c:173 but task is already holding lock: 000000004de4142e (sb_writers#4){.+.+}, at: sb_start_write include/linux/fs.h:1575 [inline] 000000004de4142e (sb_writers#4){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:360 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (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:1575 [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 -> #1 (&ovl_i_mutex_key[depth]){+.+.}: down_write+0x38/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:744 [inline] ovl_write_iter+0x148/0xc20 fs/overlayfs/file.c:231 call_write_iter include/linux/fs.h:1817 [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 get_signal+0x399/0x1d50 kernel/signal.c:2572 do_signal+0x95/0x1950 arch/x86/kernel/signal.c:816 exit_to_usermode_loop+0x244/0x2c0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x52d/0x610 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&acct->lock#2){+.+.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __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 other info that might help us debug this: Chain exists of: &acct->lock#2 --> &ovl_i_mutex_key[depth] --> sb_writers#4 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(sb_writers#4); lock(&ovl_i_mutex_key[depth]); lock(sb_writers#4); lock(&acct->lock#2); *** DEADLOCK *** 2 locks held by syz-executor.0/30817: #0: 000000005e2e9c12 (acct_on_mutex){+.+.}, at: __do_sys_acct kernel/acct.c:285 [inline] #0: 000000005e2e9c12 (acct_on_mutex){+.+.}, at: __se_sys_acct kernel/acct.c:273 [inline] #0: 000000005e2e9c12 (acct_on_mutex){+.+.}, at: __x64_sys_acct+0xa6/0x200 kernel/acct.c:273 #1: 000000004de4142e (sb_writers#4){.+.+}, at: sb_start_write include/linux/fs.h:1575 [inline] #1: 000000004de4142e (sb_writers#4){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:360 stack backtrace: CPU: 0 PID: 30817 Comm: syz-executor.0 Not tainted 4.19.39 #7 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:3900 __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 RIP: 0033:0x458da9 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe651efbc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a3 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000458da9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200004c0 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe651efc6d4 R13: 00000000004becd2 R14: 00000000004cfa50 R15: 00000000ffffffff kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=30978 comm=syz-executor.2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=31053 comm=syz-executor.2 kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' Process accounting resumed SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=31289 comm=syz-executor.2 kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=31607 comm=syz-executor.2 kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=771 sclass=netlink_route_socket pig=31812 comm=syz-executor.2 kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000001de3b7be): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (000000001de3b7be): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'nr0' (000000001de3b7be): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000d4f7d9c6): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'queues' (00000000d4f7d9c6): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues' (00000000d4f7d9c6): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000346f3c13): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000346f3c13): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'rx-0' (00000000346f3c13): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'tx-0' (00000000069ed8b6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000069ed8b6): kobject_uevent_env kobject: 'tx-0' (00000000069ed8b6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'batman_adv' (000000004f653606): kobject_add_internal: parent: 'nr0', set: '' device nr0 entered promiscuous mode kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'batman_adv' (000000004f653606): kobject_uevent_env kobject: 'batman_adv' (000000004f653606): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (000000004f653606): kobject_cleanup, parent (null) kobject: 'batman_adv' (000000004f653606): calling ktype release kobject: (000000004f653606): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (00000000346f3c13): kobject_cleanup, parent 00000000d4f7d9c6 kobject: 'rx-0' (00000000346f3c13): auto cleanup 'remove' event kobject: 'rx-0' (00000000346f3c13): kobject_uevent_env kobject: 'rx-0' (00000000346f3c13): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000346f3c13): auto cleanup kobject_del kobject: 'rx-0' (00000000346f3c13): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000069ed8b6): kobject_cleanup, parent 00000000d4f7d9c6 kobject: 'tx-0' (00000000069ed8b6): auto cleanup 'remove' event kobject: 'tx-0' (00000000069ed8b6): kobject_uevent_env kobject: 'tx-0' (00000000069ed8b6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000069ed8b6): auto cleanup kobject_del kobject: 'tx-0' (00000000069ed8b6): calling ktype release Process accounting resumed kobject: 'tx-0': free name kobject: 'queues' (00000000d4f7d9c6): kobject_cleanup, parent (null) kobject: 'queues' (00000000d4f7d9c6): calling ktype release kobject: 'queues' (00000000d4f7d9c6): kset_release kobject: 'queues': free name kobject: 'nr0' (000000001de3b7be): kobject_uevent_env kobject: 'nr0' (000000001de3b7be): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (00000000050b1b64): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (00000000050b1b64): kobject_uevent_env kobject: 'nr0' (00000000050b1b64): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000003194cf1f): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000003194cf1f): kobject_uevent_env kobject: 'queues' (000000003194cf1f): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000817bd5f6): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000817bd5f6): kobject_uevent_env kobject: 'rx-0' (00000000817bd5f6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000ba42a668): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000ba42a668): kobject_uevent_env kobject: 'tx-0' (00000000ba42a668): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'batman_adv' (000000004b11bcba): kobject_add_internal: parent: 'nr0', set: '' device nr0 entered promiscuous mode kobject: 'nr0' (000000001de3b7be): kobject_cleanup, parent (null) kobject: 'nr0' (000000001de3b7be): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'batman_adv' (000000004b11bcba): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'batman_adv' (000000004b11bcba): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (000000004b11bcba): kobject_cleanup, parent (null) kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'batman_adv' (000000004b11bcba): calling ktype release kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: (000000004b11bcba): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (00000000817bd5f6): kobject_cleanup, parent 000000003194cf1f kobject: 'rx-0' (00000000817bd5f6): auto cleanup 'remove' event kobject: 'rx-0' (00000000817bd5f6): kobject_uevent_env kobject: 'rx-0' (00000000817bd5f6): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000817bd5f6): auto cleanup kobject_del kobject: 'rx-0' (00000000817bd5f6): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000ba42a668): kobject_cleanup, parent 000000003194cf1f kobject: 'tx-0' (00000000ba42a668): auto cleanup 'remove' event kobject: 'tx-0' (00000000ba42a668): kobject_uevent_env kobject: 'tx-0' (00000000ba42a668): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000ba42a668): auto cleanup kobject_del kobject: 'tx-0' (00000000ba42a668): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000003194cf1f): kobject_cleanup, parent (null) kobject: 'queues' (000000003194cf1f): calling ktype release kobject: 'queues' (000000003194cf1f): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000050b1b64): kobject_uevent_env kobject: 'nr0' (00000000050b1b64): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000041ad56fa): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (0000000041ad56fa): kobject_uevent_env kobject: 'nr0' (0000000041ad56fa): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000003d7130c2): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000003d7130c2): kobject_uevent_env kobject: 'queues' (000000003d7130c2): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000005826604a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000005826604a): kobject_uevent_env kobject: 'rx-0' (000000005826604a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000c35c818a): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000c35c818a): kobject_uevent_env kobject: 'tx-0' (00000000c35c818a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'batman_adv' (000000000280dbfd): kobject_add_internal: parent: 'nr0', set: '' device nr0 entered promiscuous mode kobject: 'nr0' (00000000050b1b64): kobject_cleanup, parent (null) kobject: 'nr0' (00000000050b1b64): calling ktype release kobject: 'nr0': free name kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'batman_adv' (000000000280dbfd): kobject_uevent_env kobject: 'batman_adv' (000000000280dbfd): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (000000000280dbfd): kobject_cleanup, parent (null) kobject: 'batman_adv' (000000000280dbfd): calling ktype release kobject: (000000000280dbfd): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (000000005826604a): kobject_cleanup, parent 000000003d7130c2 kobject: 'rx-0' (000000005826604a): auto cleanup 'remove' event kobject: 'rx-0' (000000005826604a): kobject_uevent_env kobject: 'rx-0' (000000005826604a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000005826604a): auto cleanup kobject_del kobject: 'rx-0' (000000005826604a): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000c35c818a): kobject_cleanup, parent 000000003d7130c2 kobject: 'tx-0' (00000000c35c818a): auto cleanup 'remove' event kobject: 'tx-0' (00000000c35c818a): kobject_uevent_env kobject: 'tx-0' (00000000c35c818a): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000c35c818a): auto cleanup kobject_del kobject: 'tx-0' (00000000c35c818a): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000003d7130c2): kobject_cleanup, parent (null) kobject: 'queues' (000000003d7130c2): calling ktype release kobject: 'queues' (000000003d7130c2): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000041ad56fa): kobject_uevent_env kobject: 'nr0' (0000000041ad56fa): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000005d3fe14): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'nr0' (0000000005d3fe14): kobject_uevent_env kobject: 'nr0' (0000000005d3fe14): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (000000009ff76c95): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (000000009ff76c95): kobject_uevent_env kobject: 'queues' (000000009ff76c95): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000ef2ca9fc): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000ef2ca9fc): kobject_uevent_env kobject: 'rx-0' (00000000ef2ca9fc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000001ecc8711): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000001ecc8711): kobject_uevent_env kobject: 'tx-0' (000000001ecc8711): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'batman_adv' (0000000049600074): kobject_add_internal: parent: 'nr0', set: '' kobject: 'batman_adv' (0000000049600074): kobject_uevent_env kobject: 'batman_adv' (0000000049600074): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (0000000049600074): kobject_cleanup, parent (null) kobject: 'batman_adv' (0000000049600074): calling ktype release kobject: (0000000049600074): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (00000000ef2ca9fc): kobject_cleanup, parent 000000009ff76c95 kobject: 'rx-0' (00000000ef2ca9fc): auto cleanup 'remove' event kobject: 'rx-0' (00000000ef2ca9fc): kobject_uevent_env kobject: 'rx-0' (00000000ef2ca9fc): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (00000000ef2ca9fc): auto cleanup kobject_del kobject: 'rx-0' (00000000ef2ca9fc): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000001ecc8711): kobject_cleanup, parent 000000009ff76c95 kobject: 'tx-0' (000000001ecc8711): auto cleanup 'remove' event kobject: 'tx-0' (000000001ecc8711): kobject_uevent_env kobject: 'tx-0' (000000001ecc8711): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000001ecc8711): auto cleanup kobject_del kobject: 'tx-0' (000000001ecc8711): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (000000009ff76c95): kobject_cleanup, parent (null) kobject: 'queues' (000000009ff76c95): calling ktype release kobject: 'queues' (000000009ff76c95): kset_release kobject: 'queues': free name kobject: 'nr0' (0000000005d3fe14): kobject_uevent_env kobject: 'nr0' (0000000005d3fe14): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (0000000041ad56fa): kobject_cleanup, parent (null) kobject: 'nr0' (0000000041ad56fa): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (0000000005d3fe14): kobject_cleanup, parent (null) kobject: 'nr0' (0000000005d3fe14): calling ktype release kobject: 'nr0': free name kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'nr0' (00000000e909a0d3): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (00000000e909a0d3): kobject_uevent_env kobject: 'nr0' (00000000e909a0d3): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (0000000049eacc24): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (0000000049eacc24): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'queues' (0000000049eacc24): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (000000003000fd16): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000003000fd16): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (000000003000fd16): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (000000002b1eacdb): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000002b1eacdb): kobject_uevent_env kobject: 'tx-0' (000000002b1eacdb): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'batman_adv' (00000000973c4358): kobject_add_internal: parent: 'nr0', set: '' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'nr0' (000000007eef4037): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'nr0' (000000007eef4037): kobject_uevent_env kobject: 'nr0' (000000007eef4037): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'queues' (00000000376184bb): kobject_add_internal: parent: 'nr0', set: '' kobject: 'queues' (00000000376184bb): kobject_uevent_env kobject: 'queues' (00000000376184bb): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000001b2c6bfd): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000001b2c6bfd): kobject_uevent_env kobject: 'rx-0' (000000001b2c6bfd): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'tx-0' (00000000db238a0b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000db238a0b): kobject_uevent_env kobject: 'tx-0' (00000000db238a0b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'batman_adv' (000000007f19cf58): kobject_add_internal: parent: 'nr0', set: '' kobject: 'batman_adv' (000000007f19cf58): kobject_uevent_env kobject: 'batman_adv' (000000007f19cf58): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (000000007f19cf58): kobject_cleanup, parent (null) kobject: 'batman_adv' (000000007f19cf58): calling ktype release kobject: (000000007f19cf58): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (000000001b2c6bfd): kobject_cleanup, parent 00000000376184bb kobject: 'rx-0' (000000001b2c6bfd): auto cleanup 'remove' event kobject: 'rx-0' (000000001b2c6bfd): kobject_uevent_env kobject: 'rx-0' (000000001b2c6bfd): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000001b2c6bfd): auto cleanup kobject_del kobject: 'rx-0' (000000001b2c6bfd): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (00000000db238a0b): kobject_cleanup, parent 00000000376184bb kobject: 'tx-0' (00000000db238a0b): auto cleanup 'remove' event kobject: 'tx-0' (00000000db238a0b): kobject_uevent_env kobject: 'tx-0' (00000000db238a0b): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (00000000db238a0b): auto cleanup kobject_del kobject: 'tx-0' (00000000db238a0b): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000376184bb): kobject_cleanup, parent (null) kobject: 'queues' (00000000376184bb): calling ktype release kobject: 'queues' (00000000376184bb): kset_release kobject: 'queues': free name kobject: 'nr0' (000000007eef4037): kobject_uevent_env kobject: 'nr0' (000000007eef4037): fill_kobj_path: path = '/devices/virtual/net/nr0' device nr0 entered promiscuous mode kobject: 'batman_adv' (00000000973c4358): kobject_uevent_env kobject: 'batman_adv' (00000000973c4358): kobject_uevent_env: filter function caused the event to drop! kobject: 'batman_adv' (00000000973c4358): kobject_cleanup, parent (null) kobject: 'batman_adv' (00000000973c4358): calling ktype release kobject: (00000000973c4358): dynamic_kobj_release kobject: 'batman_adv': free name kobject: 'rx-0' (000000003000fd16): kobject_cleanup, parent 0000000049eacc24 kobject: 'rx-0' (000000003000fd16): auto cleanup 'remove' event kobject: 'rx-0' (000000003000fd16): kobject_uevent_env kobject: 'rx-0' (000000003000fd16): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/rx-0' kobject: 'rx-0' (000000003000fd16): auto cleanup kobject_del kobject: 'rx-0' (000000003000fd16): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (000000002b1eacdb): kobject_cleanup, parent 0000000049eacc24 kobject: 'tx-0' (000000002b1eacdb): auto cleanup 'remove' event kobject: 'tx-0' (000000002b1eacdb): kobject_uevent_env kobject: 'tx-0' (000000002b1eacdb): fill_kobj_path: path = '/devices/virtual/net/nr0/queues/tx-0' kobject: 'tx-0' (000000002b1eacdb): auto cleanup kobject_del kobject: 'tx-0' (000000002b1eacdb): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000049eacc24): kobject_cleanup, parent (null) kobject: 'queues' (0000000049eacc24): calling ktype release kobject: 'queues' (0000000049eacc24): kset_release kobject: 'queues': free name kobject: 'nr0' (00000000e909a0d3): kobject_uevent_env kobject: 'nr0' (00000000e909a0d3): fill_kobj_path: path = '/devices/virtual/net/nr0' kobject: 'nr0' (000000007eef4037): kobject_cleanup, parent (null) kobject: 'nr0' (000000007eef4037): calling ktype release kobject: 'nr0': free name kobject: 'nr0' (00000000e909a0d3): kobject_cleanup, parent (null) kobject: 'nr0' (00000000e909a0d3): calling ktype release kobject: 'nr0': free name kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (0000000009e6fc90): kobject_uevent_env kobject: 'loop2' (0000000009e6fc90): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000de613ee8): kobject_uevent_env kobject: 'loop1' (00000000de613ee8): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007f939bd9): kobject_uevent_env kobject: 'loop3' (000000007f939bd9): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000009de59cb3): kobject_uevent_env kobject: 'loop4' (000000009de59cb3): fill_kobj_path: path = '/devices/virtual/block/loop4'