serio: Serial port ptm0 ===================================================== WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected 5.0.0-rc4+ #50 Not tainted ----------------------------------------------------- syz-executor2/13289 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: 00000000386fa6f1 (&ctx->fd_wqh){....}, at: spin_lock include/linux/spinlock.h:329 [inline] 00000000386fa6f1 (&ctx->fd_wqh){....}, at: aio_poll+0x7b9/0x14e0 fs/aio.c:1772 and this task is already holding: 000000007634d0b1 (&(&ctx->ctx_lock)->rlock){..-.}, at: spin_lock_irq include/linux/spinlock.h:354 [inline] 000000007634d0b1 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x790/0x14e0 fs/aio.c:1771 which would create a new lock dependency: (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....} but this new dependency connects a SOFTIRQ-irq-safe lock: (&(&ctx->ctx_lock)->rlock){..-.} ... which became SOFTIRQ-irq-safe at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] free_ioctx_users+0xa7/0x6e0 fs/aio.c:610 percpu_ref_put_many include/linux/percpu-refcount.h:285 [inline] percpu_ref_put include/linux/percpu-refcount.h:301 [inline] percpu_ref_call_confirm_rcu lib/percpu-refcount.c:123 [inline] percpu_ref_switch_to_atomic_rcu+0x50c/0x6b0 lib/percpu-refcount.c:158 __rcu_reclaim kernel/rcu/rcu.h:240 [inline] rcu_do_batch kernel/rcu/tree.c:2452 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2773 [inline] rcu_process_callbacks+0xc4a/0x1680 kernel/rcu/tree.c:2754 __do_softirq+0x30b/0xb11 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1b7/0x760 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 native_safe_halt+0x2/0x10 arch/x86/include/asm/irqflags.h:57 arch_cpu_idle+0x10/0x20 arch/x86/kernel/process.c:555 default_idle_call+0x36/0x90 kernel/sched/idle.c:93 cpuidle_idle_call kernel/sched/idle.c:153 [inline] do_idle+0x386/0x5d0 kernel/sched/idle.c:262 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:353 start_secondary+0x435/0x620 arch/x86/kernel/smpboot.c:271 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 to a SOFTIRQ-irq-unsafe lock: (&ctx->fault_pending_wqh){+.+.} ... which became SOFTIRQ-irq-unsafe at: ... lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x609/0x8c0 fs/userfaultfd.c:916 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x32a/0x3b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh Possible interrupt unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ctx->fault_pending_wqh); local_irq_disable(); lock(&(&ctx->ctx_lock)->rlock); lock(&ctx->fd_wqh); lock(&(&ctx->ctx_lock)->rlock); *** DEADLOCK *** 1 lock held by syz-executor2/13289: #0: 000000007634d0b1 (&(&ctx->ctx_lock)->rlock){..-.}, at: spin_lock_irq include/linux/spinlock.h:354 [inline] #0: 000000007634d0b1 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x790/0x14e0 fs/aio.c:1771 the dependencies between SOFTIRQ-irq-safe lock and the holding lock: -> (&(&ctx->ctx_lock)->rlock){..-.} { IN-SOFTIRQ-W at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] free_ioctx_users+0xa7/0x6e0 fs/aio.c:610 percpu_ref_put_many include/linux/percpu-refcount.h:285 [inline] percpu_ref_put include/linux/percpu-refcount.h:301 [inline] percpu_ref_call_confirm_rcu lib/percpu-refcount.c:123 [inline] percpu_ref_switch_to_atomic_rcu+0x50c/0x6b0 lib/percpu-refcount.c:158 __rcu_reclaim kernel/rcu/rcu.h:240 [inline] rcu_do_batch kernel/rcu/tree.c:2452 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2773 [inline] rcu_process_callbacks+0xc4a/0x1680 kernel/rcu/tree.c:2754 __do_softirq+0x30b/0xb11 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1b7/0x760 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 native_safe_halt+0x2/0x10 arch/x86/include/asm/irqflags.h:57 arch_cpu_idle+0x10/0x20 arch/x86/kernel/process.c:555 default_idle_call+0x36/0x90 kernel/sched/idle.c:93 cpuidle_idle_call kernel/sched/idle.c:153 [inline] do_idle+0x386/0x5d0 kernel/sched/idle.c:262 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:353 start_secondary+0x435/0x620 arch/x86/kernel/smpboot.c:271 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 INITIAL USE at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline] _raw_spin_lock_irq+0x60/0x80 kernel/locking/spinlock.c:160 spin_lock_irq include/linux/spinlock.h:354 [inline] __do_sys_io_cancel fs/aio.c:2052 [inline] __se_sys_io_cancel fs/aio.c:2035 [inline] __x64_sys_io_cancel+0x14c/0x7d0 fs/aio.c:2035 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.51971+0x0/0x40 ... acquired at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] aio_poll+0x7b9/0x14e0 fs/aio.c:1772 __io_submit_one fs/aio.c:1875 [inline] io_submit_one+0xc39/0x1050 fs/aio.c:1908 __do_sys_io_submit fs/aio.c:1953 [inline] __se_sys_io_submit fs/aio.c:1923 [inline] __x64_sys_io_submit+0x1c4/0x5d0 fs/aio.c:1923 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe the dependencies between the lock to be acquired and SOFTIRQ-irq-unsafe lock: -> (&ctx->fault_pending_wqh){+.+.} { HARDIRQ-ON-W at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x609/0x8c0 fs/userfaultfd.c:916 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x32a/0x3b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe SOFTIRQ-ON-W at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x609/0x8c0 fs/userfaultfd.c:916 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x32a/0x3b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe INITIAL USE at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_release+0x609/0x8c0 fs/userfaultfd.c:916 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x32a/0x3b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.44850+0x0/0x40 ... acquired at: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] userfaultfd_ctx_read+0x690/0x2060 fs/userfaultfd.c:1040 userfaultfd_read+0x1e0/0x2c0 fs/userfaultfd.c:1198 __vfs_read+0x116/0xb20 fs/read_write.c:416 vfs_read+0x194/0x3e0 fs/read_write.c:452 ksys_read+0x105/0x260 fs/read_write.c:578 __do_sys_read fs/read_write.c:588 [inline] __se_sys_read fs/read_write.c:586 [inline] __x64_sys_read+0x73/0xb0 fs/read_write.c:586 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> (&ctx->fd_wqh){....} { INITIAL USE at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 __wake_up_common_lock+0x19b/0x390 kernel/sched/wait.c:120 __wake_up+0xe/0x10 kernel/sched/wait.c:145 userfaultfd_release+0x667/0x8c0 fs/userfaultfd.c:924 __fput+0x3c5/0xb10 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x1f4/0x2b0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x32a/0x3b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x696/0x800 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.44853+0x0/0x40 ... acquired at: lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] aio_poll+0x7b9/0x14e0 fs/aio.c:1772 __io_submit_one fs/aio.c:1875 [inline] io_submit_one+0xc39/0x1050 fs/aio.c:1908 __do_sys_io_submit fs/aio.c:1953 [inline] __se_sys_io_submit fs/aio.c:1923 [inline] __x64_sys_io_submit+0x1c4/0x5d0 fs/aio.c:1923 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe stack backtrace: CPU: 0 PID: 13289 Comm: syz-executor2 Not tainted 5.0.0-rc4+ #50 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+0x1db/0x2d0 lib/dump_stack.c:113 print_bad_irq_dependency kernel/locking/lockdep.c:1573 [inline] check_usage.cold+0x5e2/0x917 kernel/locking/lockdep.c:1605 check_irq_usage kernel/locking/lockdep.c:1661 [inline] check_prev_add_irq kernel/locking/lockdep_states.h:8 [inline] check_prev_add kernel/locking/lockdep.c:1871 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2350 [inline] __lock_acquire+0x2169/0x4a30 kernel/locking/lockdep.c:3338 lock_acquire+0x1db/0x570 kernel/locking/lockdep.c:3841 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] aio_poll+0x7b9/0x14e0 fs/aio.c:1772 __io_submit_one fs/aio.c:1875 [inline] io_submit_one+0xc39/0x1050 fs/aio.c:1908 __do_sys_io_submit fs/aio.c:1953 [inline] __se_sys_io_submit fs/aio.c:1923 [inline] __x64_sys_io_submit+0x1c4/0x5d0 fs/aio.c:1923 do_syscall_64+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458089 Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f402ef17c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458089 RDX: 0000000020000600 RSI: 0000000000000001 RDI: 00007f402eef7000 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f402ef186d4 R13: 00000000004bf2ab R14: 00000000004d0ad8 R15: 00000000ffffffff kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio2' (0000000058909fee): kobject_uevent_env kobject: 'serio2' (0000000058909fee): fill_kobj_path: path = '/devices/serio2' kobject: 'þ€' (0000000055de10ea): kobject_add_internal: parent: 'net', set: 'devices' caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio2' (0000000058909fee): kobject_cleanup, parent (null) kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio2' (0000000058909fee): calling ktype release caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio2': free name audit: type=1800 audit(1548793467.908:66): pid=13297 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor3" name="file0" dev="sda1" ino=17079 res=0 kobject: 'þ€' (0000000055de10ea): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' caif:caif_disconnect_client(): nothing to disconnect kobject: 'þ€' (0000000055de10ea): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'queues' (00000000906d63ed): kobject_add_internal: parent: 'þ€', set: '' kobject: 'queues' (00000000906d63ed): kobject_uevent_env kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (00000000906d63ed): kobject_uevent_env: filter function caused the event to drop! kobject: 'serio3' (00000000d4ae264f): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'serio3' (00000000d4ae264f): kobject_uevent_env kobject: 'serio3' (00000000d4ae264f): fill_kobj_path: path = '/devices/serio3' kobject: 'rx-0' (0000000077e6ac7b): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'serio3' (00000000d4ae264f): kobject_uevent_env kobject: 'rx-0' (0000000077e6ac7b): kobject_uevent_env kobject: 'rx-0' (0000000077e6ac7b): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'serio3' (00000000d4ae264f): fill_kobj_path: path = '/devices/serio3' kobject: 'tx-0' (00000000c783dfb4): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio3' (00000000d4ae264f): kobject_cleanup, parent (null) caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000c783dfb4): kobject_uevent_env kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'tx-0' (00000000c783dfb4): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'serio3' (00000000d4ae264f): calling ktype release serio: Serial port ptm1 kobject: 'serio3': free name kobject: 'serio4' (00000000d5e9abd1): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'brif' (00000000d8b9853b): kobject_add_internal: parent: 'þ€', set: '' kobject: 'serio4' (00000000d5e9abd1): kobject_uevent_env kobject: 'serio4' (00000000d5e9abd1): fill_kobj_path: path = '/devices/serio4' kobject: 'batman_adv' (000000006179bbc0): kobject_add_internal: parent: 'þ€', set: '' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio4' (00000000d5e9abd1): kobject_uevent_env kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio4' (00000000d5e9abd1): fill_kobj_path: path = '/devices/serio4' kobject: 'serio4' (00000000d5e9abd1): kobject_cleanup, parent (null) kobject: 'serio4' (00000000d5e9abd1): calling ktype release kobject: 'serio4': free name kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio5' (00000000024c99e7): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'serio5' (00000000024c99e7): kobject_uevent_env kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio5' (00000000024c99e7): fill_kobj_path: path = '/devices/serio5' serio: Serial port ptm1 kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio6' (000000008d098394): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio6' (000000008d098394): kobject_uevent_env kobject: 'serio6' (000000008d098394): fill_kobj_path: path = '/devices/serio6' kobject: 'serio5' (00000000024c99e7): kobject_uevent_env kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio5' (00000000024c99e7): fill_kobj_path: path = '/devices/serio5' caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio5' (00000000024c99e7): kobject_cleanup, parent (null) kobject: 'serio5' (00000000024c99e7): calling ktype release kobject: 'serio5': free name kobject: 'serio6' (000000008d098394): kobject_uevent_env kobject: 'serio6' (000000008d098394): fill_kobj_path: path = '/devices/serio6' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio6' (000000008d098394): kobject_cleanup, parent (null) kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env caif:caif_disconnect_client(): nothing to disconnect kobject: 'serio6' (000000008d098394): calling ktype release kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio6': free name kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio7' (00000000d4251f2d): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' serio: Serial port ptm0 kobject: 'serio7' (00000000d4251f2d): kobject_uevent_env kobject: 'serio7' (00000000d4251f2d): fill_kobj_path: path = '/devices/serio7' kobject: 'serio7' (00000000d4251f2d): kobject_uevent_env caif:caif_disconnect_client(): nothing to disconnect kobject: 'serio7' (00000000d4251f2d): fill_kobj_path: path = '/devices/serio7' kobject: 'serio7' (00000000d4251f2d): kobject_cleanup, parent (null) kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio7' (00000000d4251f2d): calling ktype release kobject: 'serio7': free name kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio8' (00000000b70e4aa7): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm1 caif:caif_disconnect_client(): nothing to disconnect kobject: 'serio8' (00000000b70e4aa7): kobject_uevent_env kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio8' (00000000b70e4aa7): fill_kobj_path: path = '/devices/serio8' kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio8' (00000000b70e4aa7): kobject_uevent_env kobject: 'serio8' (00000000b70e4aa7): fill_kobj_path: path = '/devices/serio8' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'serio8' (00000000b70e4aa7): kobject_cleanup, parent (null) kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio8' (00000000b70e4aa7): calling ktype release kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'serio8': free name kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio9' (00000000c1b6a265): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' serio: Serial port ptm0 kobject: 'serio9' (00000000c1b6a265): kobject_uevent_env kobject: 'serio9' (00000000c1b6a265): fill_kobj_path: path = '/devices/serio9' kobject: 'loop4' (000000000988cd47): kobject_uevent_env caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio9' (00000000c1b6a265): kobject_uevent_env kobject: 'serio9' (00000000c1b6a265): fill_kobj_path: path = '/devices/serio9' kobject: 'serio9' (00000000c1b6a265): kobject_cleanup, parent (null) kobject: 'serio9' (00000000c1b6a265): calling ktype release kobject: 'serio9': free name caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio10' (00000000b0f8c5fb): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'serio10' (00000000b0f8c5fb): kobject_uevent_env kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'serio10' (00000000b0f8c5fb): fill_kobj_path: path = '/devices/serio10' kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio10' (00000000b0f8c5fb): kobject_uevent_env kobject: 'serio10' (00000000b0f8c5fb): fill_kobj_path: path = '/devices/serio10' kobject: 'serio10' (00000000b0f8c5fb): kobject_cleanup, parent (null) kobject: 'serio10' (00000000b0f8c5fb): calling ktype release kobject: 'serio10': free name caif:caif_disconnect_client(): nothing to disconnect kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio11' (00000000dc733b85): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio11' (00000000dc733b85): kobject_uevent_env kobject: 'serio11' (00000000dc733b85): fill_kobj_path: path = '/devices/serio11' kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio12' (00000000ade9bb8c): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' serio: Serial port ptm2 kobject: 'serio12' (00000000ade9bb8c): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio12' (00000000ade9bb8c): fill_kobj_path: path = '/devices/serio12' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio11' (00000000dc733b85): kobject_uevent_env kobject: 'serio11' (00000000dc733b85): fill_kobj_path: path = '/devices/serio11' kobject: 'serio11' (00000000dc733b85): kobject_cleanup, parent (null) kobject: 'serio11' (00000000dc733b85): calling ktype release kobject: 'serio11': free name kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio12' (00000000ade9bb8c): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio12' (00000000ade9bb8c): fill_kobj_path: path = '/devices/serio12' kobject: 'serio12' (00000000ade9bb8c): kobject_cleanup, parent (null) kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio12' (00000000ade9bb8c): calling ktype release kobject: 'serio12': free name kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio13' (000000009fabeb73): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'serio13' (000000009fabeb73): kobject_uevent_env kobject: 'serio13' (000000009fabeb73): fill_kobj_path: path = '/devices/serio13' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'serio14' (0000000051354dc9): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm1 kobject: 'serio14' (0000000051354dc9): kobject_uevent_env kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio14' (0000000051354dc9): fill_kobj_path: path = '/devices/serio14' kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio13' (000000009fabeb73): kobject_uevent_env kobject: 'serio13' (000000009fabeb73): fill_kobj_path: path = '/devices/serio13' kobject: 'serio13' (000000009fabeb73): kobject_cleanup, parent (null) kobject: 'serio13' (000000009fabeb73): calling ktype release kobject: 'serio13': free name kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio14' (0000000051354dc9): kobject_uevent_env kobject: 'serio14' (0000000051354dc9): fill_kobj_path: path = '/devices/serio14' kobject: 'serio14' (0000000051354dc9): kobject_cleanup, parent (null) kobject: 'serio14' (0000000051354dc9): calling ktype release kobject: 'serio14': free name kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio15' (0000000044a12b19): kobject_add_internal: parent: 'devices', set: 'devices' serio: Serial port ptm0 kobject: 'serio15' (0000000044a12b19): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'serio15' (0000000044a12b19): fill_kobj_path: path = '/devices/serio15' kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio15' (0000000044a12b19): kobject_uevent_env kobject: 'serio15' (0000000044a12b19): fill_kobj_path: path = '/devices/serio15' kobject: 'serio15' (0000000044a12b19): kobject_cleanup, parent (null) kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'serio15' (0000000044a12b19): calling ktype release kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'serio15': free name kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'serio16' (00000000a7861bee): kobject_add_internal: parent: 'devices', set: 'devices' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (000000009defda25): kobject_uevent_env serio: Serial port ptm1 kobject: 'serio16' (00000000a7861bee): kobject_uevent_env kobject: 'serio16' (00000000a7861bee): fill_kobj_path: path = '/devices/serio16' kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (000000009defda25): kobject_uevent_env kobject: 'loop5' (000000009defda25): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000000988cd47): kobject_uevent_env kobject: 'loop4' (000000000988cd47): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (00000000f0ff4cd1): kobject_uevent_env kobject: 'loop3' (00000000f0ff4cd1): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop0' (00000000316bf2c6): kobject_uevent_env kobject: 'loop0' (00000000316bf2c6): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'serio16' (00000000a7861bee): kobject_uevent_env kobject: 'serio16' (00000000a7861bee): fill_kobj_path: path = '/devices/serio16' kobject: 'serio16' (00000000a7861bee): kobject_cleanup, parent (null) kobject: 'serio16' (00000000a7861bee): calling ktype release kobject: 'serio16': free name