====================================================== WARNING: possible circular locking dependency detected 4.14.162-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.4/32026 is trying to acquire lock: (event_mutex){+.+.}, at: [] perf_trace_destroy+0x28/0x100 kernel/trace/trace_event_perf.c:234 but task is already holding lock: (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x207/0x880 kernel/events/core.c:4397 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #5 (&event->child_mutex){+.+.}: 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 perf_event_for_each_child+0x8a/0x150 kernel/events/core.c:4682 _perf_ioctl kernel/events/core.c:4866 [inline] perf_ioctl+0x1d9/0xdf0 kernel/events/core.c:4878 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #4 (&cpuctx_mutex){+.+.}: 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 perf_event_init_cpu+0xc2/0x170 kernel/events/core.c:11223 perf_event_init+0x2d8/0x31a kernel/events/core.c:11270 start_kernel+0x3b6/0x6fd init/main.c:620 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:399 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:380 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:240 -> #3 (pmus_lock){+.+.}: 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 perf_event_init_cpu+0x2f/0x170 kernel/events/core.c:11217 cpuhp_invoke_callback+0x1ea/0x1ab0 kernel/cpu.c:184 cpuhp_up_callbacks kernel/cpu.c:573 [inline] _cpu_up+0x228/0x530 kernel/cpu.c:1135 do_cpu_up kernel/cpu.c:1170 [inline] do_cpu_up+0xa6/0x160 kernel/cpu.c:1142 cpu_up+0x1b/0x20 kernel/cpu.c:1178 smp_init+0x157/0x170 kernel/smp.c:578 kernel_init_freeable+0x30b/0x532 init/main.c:1066 kernel_init+0x12/0x162 init/main.c:998 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 -> #2 (cpu_hotplug_lock.rw_sem){++++}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] cpus_read_lock+0x3d/0xc0 kernel/cpu.c:295 static_key_slow_inc+0x13/0x30 kernel/jump_label.c:123 tracepoint_add_func kernel/tracepoint.c:223 [inline] tracepoint_probe_register_prio+0x4d6/0x6d0 kernel/tracepoint.c:283 tracepoint_probe_register+0x2b/0x40 kernel/tracepoint.c:304 trace_event_reg+0x277/0x330 kernel/trace/trace_events.c:305 perf_trace_event_reg kernel/trace/trace_event_perf.c:122 [inline] perf_trace_event_init kernel/trace/trace_event_perf.c:197 [inline] perf_trace_init+0x449/0xaa0 kernel/trace/trace_event_perf.c:221 perf_tp_event_init+0x7d/0xf0 kernel/events/core.c:8106 perf_try_init_event+0x164/0x200 kernel/events/core.c:9342 perf_init_event kernel/events/core.c:9380 [inline] perf_event_alloc.part.0+0xd92/0x25c0 kernel/events/core.c:9640 perf_event_alloc kernel/events/core.c:9993 [inline] SYSC_perf_event_open+0xad1/0x2690 kernel/events/core.c:10097 SyS_perf_event_open+0x34/0x40 kernel/events/core.c:9983 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #1 (tracepoints_mutex){+.+.}: 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 tracepoint_probe_register_prio+0x36/0x6d0 kernel/tracepoint.c:279 tracepoint_probe_register+0x2b/0x40 kernel/tracepoint.c:304 trace_event_reg+0x277/0x330 kernel/trace/trace_events.c:305 perf_trace_event_reg kernel/trace/trace_event_perf.c:122 [inline] perf_trace_event_init kernel/trace/trace_event_perf.c:197 [inline] perf_trace_init+0x449/0xaa0 kernel/trace/trace_event_perf.c:221 perf_tp_event_init+0x7d/0xf0 kernel/events/core.c:8106 perf_try_init_event+0x164/0x200 kernel/events/core.c:9342 perf_init_event kernel/events/core.c:9380 [inline] perf_event_alloc.part.0+0xd92/0x25c0 kernel/events/core.c:9640 perf_event_alloc kernel/events/core.c:9993 [inline] SYSC_perf_event_open+0xad1/0x2690 kernel/events/core.c:10097 SyS_perf_event_open+0x34/0x40 kernel/events/core.c:9983 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (event_mutex){+.+.}: 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 perf_trace_destroy+0x28/0x100 kernel/trace/trace_event_perf.c:234 tp_perf_event_destroy+0x16/0x20 kernel/events/core.c:8090 _free_event+0x330/0xe70 kernel/events/core.c:4238 free_event+0x38/0x50 kernel/events/core.c:4265 perf_event_release_kernel+0x364/0x880 kernel/events/core.c:4409 perf_release+0x37/0x50 kernel/events/core.c:4435 __fput+0x275/0x7a0 fs/file_table.c:210 ____fput+0x16/0x20 fs/file_table.c:244 task_work_run+0x114/0x190 kernel/task_work.c:113 get_signal+0x18a8/0x1cd0 kernel/signal.c:2224 do_signal+0x86/0x19a0 arch/x86/kernel/signal.c:814 exit_to_usermode_loop+0x15c/0x220 arch/x86/entry/common.c:160 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 other info that might help us debug this: Chain exists of: event_mutex --> &cpuctx_mutex --> &event->child_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&event->child_mutex); lock(&cpuctx_mutex); lock(&event->child_mutex); lock(event_mutex); *** DEADLOCK *** 2 locks held by syz-executor.4/32026: #0: (&ctx->mutex){+.+.}, at: [] perf_event_release_kernel+0x1fd/0x880 kernel/events/core.c:4396 #1: (&event->child_mutex){+.+.}, at: [] perf_event_release_kernel+0x207/0x880 kernel/events/core.c:4397 stack backtrace: CPU: 0 PID: 32026 Comm: syz-executor.4 Not tainted 4.14.162-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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 perf_trace_destroy+0x28/0x100 kernel/trace/trace_event_perf.c:234 tp_perf_event_destroy+0x16/0x20 kernel/events/core.c:8090 _free_event+0x330/0xe70 kernel/events/core.c:4238 free_event+0x38/0x50 kernel/events/core.c:4265 perf_event_release_kernel+0x364/0x880 kernel/events/core.c:4409 perf_release+0x37/0x50 kernel/events/core.c:4435 __fput+0x275/0x7a0 fs/file_table.c:210 ____fput+0x16/0x20 fs/file_table.c:244 task_work_run+0x114/0x190 kernel/task_work.c:113 get_signal+0x18a8/0x1cd0 kernel/signal.c:2224 do_signal+0x86/0x19a0 arch/x86/kernel/signal.c:814 exit_to_usermode_loop+0x15c/0x220 arch/x86/entry/common.c:160 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 RIP: 0033:0x45af49 RSP: 002b:00007fd92fcd1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: fffffffffffffe00 RBX: 0000000000000005 RCX: 000000000045af49 RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000001000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd92fcd26d4 R13: 00000000004c199c R14: 00000000004d66c8 R15: 00000000ffffffff net_ratelimit: 12 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 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: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): 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: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'bond1' (ffff8881a2b855f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'bond1' (ffff8881a2b855f0): kobject_uevent_env kobject: 'bond1' (ffff8881a2b855f0): fill_kobj_path: path = '/devices/virtual/net/bond1' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (ffff888010e0cc48): kobject_add_internal: parent: 'bond1', set: '' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'queues' (ffff888010e0cc48): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (ffff888010e0cc48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff8880bfe66e10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880bfe66e10): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff8880bfe66e10): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-0' kobject: 'rx-1' (ffff8880bfe66e90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (ffff8880bfe66e90): kobject_uevent_env kobject: 'rx-1' (ffff8880bfe66e90): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-1' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-2' (ffff8880bfe66f10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' net_ratelimit: 20 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rx-2' (ffff8880bfe66f10): kobject_uevent_env kobject: 'rx-2' (ffff8880bfe66f10): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-2' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-3' (ffff8880bfe66f90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-3' (ffff8880bfe66f90): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-3' (ffff8880bfe66f90): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-3' kobject: 'rx-4' (ffff8880bfe67010): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-4' (ffff8880bfe67010): kobject_uevent_env kobject: 'rx-4' (ffff8880bfe67010): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-4' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'rx-5' (ffff8880bfe67090): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-5' (ffff8880bfe67090): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-5' (ffff8880bfe67090): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-5' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-6' (ffff8880bfe67110): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-6' (ffff8880bfe67110): kobject_uevent_env kobject: 'rx-6' (ffff8880bfe67110): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-6' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-7' (ffff8880bfe67190): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-7' (ffff8880bfe67190): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-7' (ffff8880bfe67190): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-7' 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: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-8' (ffff8880bfe67210): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-8' (ffff8880bfe67210): kobject_uevent_env kobject: 'rx-8' (ffff8880bfe67210): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-8' kobject: 'rx-9' (ffff8880bfe67290): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-9' (ffff8880bfe67290): kobject_uevent_env kobject: 'rx-9' (ffff8880bfe67290): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-9' kobject: 'rx-10' (ffff8880bfe67310): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-10' (ffff8880bfe67310): kobject_uevent_env kobject: 'rx-10' (ffff8880bfe67310): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-10' kobject: 'rx-11' (ffff8880bfe67390): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-11' (ffff8880bfe67390): kobject_uevent_env kobject: 'rx-11' (ffff8880bfe67390): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-11' kobject: 'rx-12' (ffff8880bfe67410): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-12' (ffff8880bfe67410): kobject_uevent_env kobject: 'rx-12' (ffff8880bfe67410): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-12' kobject: 'rx-13' (ffff8880bfe67490): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-13' (ffff8880bfe67490): kobject_uevent_env kobject: 'rx-13' (ffff8880bfe67490): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-13' kobject: 'rx-14' (ffff8880bfe67510): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-14' (ffff8880bfe67510): kobject_uevent_env kobject: 'rx-14' (ffff8880bfe67510): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-14' kobject: 'rx-15' (ffff8880bfe67590): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-15' (ffff8880bfe67590): kobject_uevent_env kobject: 'rx-15' (ffff8880bfe67590): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/rx-15' kobject: 'tx-0' (ffff888201475018): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888201475018): kobject_uevent_env kobject: 'tx-0' (ffff888201475018): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-0' kobject: 'tx-1' (ffff888201475198): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888201475198): kobject_uevent_env kobject: 'tx-1' (ffff888201475198): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-1' kobject: 'tx-2' (ffff888201475318): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff888201475318): kobject_uevent_env kobject: 'tx-2' (ffff888201475318): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-2' kobject: 'tx-3' (ffff888201475498): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888201475498): kobject_uevent_env kobject: 'tx-3' (ffff888201475498): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-3' kobject: 'tx-4' (ffff888201475618): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-4' (ffff888201475618): kobject_uevent_env kobject: 'tx-4' (ffff888201475618): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-4' kobject: 'tx-5' (ffff888201475798): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-5' (ffff888201475798): kobject_uevent_env kobject: 'tx-5' (ffff888201475798): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-5' kobject: 'tx-6' (ffff888201475918): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-6' (ffff888201475918): kobject_uevent_env kobject: 'tx-6' (ffff888201475918): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-6' kobject: 'tx-7' (ffff888201475a98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-7' (ffff888201475a98): kobject_uevent_env kobject: 'tx-7' (ffff888201475a98): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-7' kobject: 'tx-8' (ffff888201475c18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-8' (ffff888201475c18): kobject_uevent_env kobject: 'tx-8' (ffff888201475c18): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-8' kobject: 'tx-9' (ffff888201475d98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-9' (ffff888201475d98): kobject_uevent_env kobject: 'tx-9' (ffff888201475d98): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-9' kobject: 'tx-10' (ffff888201475f18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-10' (ffff888201475f18): kobject_uevent_env kobject: 'tx-10' (ffff888201475f18): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-10' kobject: 'tx-11' (ffff888201476098): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-11' (ffff888201476098): kobject_uevent_env kobject: 'tx-11' (ffff888201476098): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-11' kobject: 'tx-12' (ffff888201476218): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-12' (ffff888201476218): kobject_uevent_env kobject: 'tx-12' (ffff888201476218): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-12' kobject: 'tx-13' (ffff888201476398): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-13' (ffff888201476398): kobject_uevent_env kobject: 'tx-13' (ffff888201476398): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-13' kobject: 'tx-14' (ffff888201476518): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-14' (ffff888201476518): kobject_uevent_env kobject: 'tx-14' (ffff888201476518): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-14' kobject: 'tx-15' (ffff888201476698): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-15' (ffff888201476698): kobject_uevent_env kobject: 'tx-15' (ffff888201476698): fill_kobj_path: path = '/devices/virtual/net/bond1/queues/tx-15' kobject: 'batman_adv' (ffff88809f862a80): kobject_add_internal: parent: 'bond1', set: '' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (ffff8880a4110c60): kobject_uevent_env kobject: 'loop0' (ffff8880a4110c60): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'bond2' (ffff8881eaec9570): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (ffff8880a41df660): kobject_uevent_env kobject: 'bond2' (ffff8881eaec9570): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop3' (ffff8880a41df660): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'bond2' (ffff8881eaec9570): fill_kobj_path: path = '/devices/virtual/net/bond2' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'queues' (ffff8880924e8e48): kobject_add_internal: parent: 'bond2', set: '' kobject: 'queues' (ffff8880924e8e48): kobject_uevent_env kobject: 'queues' (ffff8880924e8e48): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-0' (ffff88809900e550): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff88809900e550): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): kobject_uevent_env kobject: 'loop4' (ffff8880a422d6e0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (ffff88809900e550): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-0' kobject: 'rx-1' (ffff88809900e5d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-1' (ffff88809900e5d0): kobject_uevent_env kobject: 'rx-1' (ffff88809900e5d0): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-1' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-2' (ffff88809900e650): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-2' (ffff88809900e650): kobject_uevent_env kobject: 'rx-2' (ffff88809900e650): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-2' kobject: 'rx-3' (ffff88809900e6d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-3' (ffff88809900e6d0): kobject_uevent_env kobject: 'rx-3' (ffff88809900e6d0): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-3' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-4' (ffff88809900e750): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-4' (ffff88809900e750): kobject_uevent_env kobject: 'rx-4' (ffff88809900e750): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-4' kobject: 'rx-5' (ffff88809900e7d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-5' (ffff88809900e7d0): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-5' (ffff88809900e7d0): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-5' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-6' (ffff88809900e850): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-6' (ffff88809900e850): kobject_uevent_env kobject: 'rx-6' (ffff88809900e850): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-6' kobject: 'rx-7' (ffff88809900e8d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-7' (ffff88809900e8d0): kobject_uevent_env kobject: 'rx-7' (ffff88809900e8d0): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-7' kobject: 'rx-8' (ffff88809900e950): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-8' (ffff88809900e950): kobject_uevent_env kobject: 'rx-8' (ffff88809900e950): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-8' kobject: 'rx-9' (ffff88809900e9d0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-9' (ffff88809900e9d0): kobject_uevent_env kobject: 'rx-9' (ffff88809900e9d0): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-9' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-10' (ffff88809900ea50): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rx-10' (ffff88809900ea50): kobject_uevent_env kobject: 'rx-10' (ffff88809900ea50): fill_kobj_path: path = '/devices/virtual/net/bond2/queues/rx-10' kobject: 'rx-11' (ffff88809900ead0): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop5' (ffff8880a4268620): kobject_uevent_env kobject: 'rx-11' (ffff88809900ead0): kobject_uevent_env kobject: 'loop5' (ffff8880a4268620): fill_kobj_path: path = '/devices/virtual/block/loop5'