input: syz1 as /devices/virtual/input/input5 kobject: 'event4' (000000002f7420f3): kobject_uevent_env ======================================================== WARNING: possible irq lock inversion dependency detected 5.0.0-rc6+ #68 Not tainted -------------------------------------------------------- kobject: 'loop2' (00000000fa163a68): kobject_uevent_env ksoftirqd/0/9 just changed the state of lock: 0000000058fab980 (&(&ctx->ctx_lock)->rlock){..-.}, at: spin_lock_irq include/linux/spinlock.h:354 [inline] 0000000058fab980 (&(&ctx->ctx_lock)->rlock){..-.}, at: free_ioctx_users+0x2d/0x4a0 fs/aio.c:610 kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' but this lock took another, SOFTIRQ-unsafe lock in the past: (&fiq->waitq){+.+.} and interrupts could create inverse lock ordering between them. other info that might help us debug this: Possible interrupt unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&fiq->waitq); local_irq_disable(); lock(&(&ctx->ctx_lock)->rlock); kobject: 'event4' (000000002f7420f3): fill_kobj_path: path = '/devices/virtual/input/input5/event4' lock(&fiq->waitq); lock(&(&ctx->ctx_lock)->rlock); *** DEADLOCK *** 2 locks held by ksoftirqd/0/9: #0: 00000000754904f3 (rcu_callback){....}, at: __rcu_reclaim kernel/rcu/rcu.h:228 [inline] #0: 00000000754904f3 (rcu_callback){....}, at: rcu_do_batch kernel/rcu/tree.c:2452 [inline] #0: 00000000754904f3 (rcu_callback){....}, at: invoke_rcu_callbacks kernel/rcu/tree.c:2773 [inline] #0: 00000000754904f3 (rcu_callback){....}, at: rcu_process_callbacks+0xa0d/0x1390 kernel/rcu/tree.c:2754 #1: 000000005b886172 (rcu_read_lock_sched){....}, at: percpu_ref_call_confirm_rcu lib/percpu-refcount.c:119 [inline] #1: 000000005b886172 (rcu_read_lock_sched){....}, at: percpu_ref_switch_to_atomic_rcu+0x1b8/0x520 lib/percpu-refcount.c:158 the shortest dependencies between 2nd lock and 1st lock: -> (&fiq->waitq){+.+.} { HARDIRQ-ON-W at: lock_acquire+0x16f/0x3f0 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] flush_bg_queue+0x1f3/0x3c0 fs/fuse/dev.c:413 fuse_request_queue_background+0x2d1/0x580 fs/fuse/dev.c:652 fuse_request_send_background+0x58/0x120 fs/fuse/dev.c:663 cuse_send_init fs/fuse/cuse.c:458 [inline] cuse_channel_open+0x5ba/0x830 fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x247/0x6b0 fs/char_dev.c:417 do_dentry_open+0x47d/0x1130 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x5d0 fs/open.c:1063 __do_sys_openat fs/open.c:1090 [inline] __se_sys_openat fs/open.c:1084 [inline] __x64_sys_openat+0x9d/0x100 fs/open.c:1084 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe SOFTIRQ-ON-W at: lock_acquire+0x16f/0x3f0 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] flush_bg_queue+0x1f3/0x3c0 fs/fuse/dev.c:413 fuse_request_queue_background+0x2d1/0x580 fs/fuse/dev.c:652 fuse_request_send_background+0x58/0x120 fs/fuse/dev.c:663 cuse_send_init fs/fuse/cuse.c:458 [inline] cuse_channel_open+0x5ba/0x830 fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x247/0x6b0 fs/char_dev.c:417 do_dentry_open+0x47d/0x1130 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x5d0 fs/open.c:1063 __do_sys_openat fs/open.c:1090 [inline] __se_sys_openat fs/open.c:1084 [inline] __x64_sys_openat+0x9d/0x100 fs/open.c:1084 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe INITIAL USE at: lock_acquire+0x16f/0x3f0 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] flush_bg_queue+0x1f3/0x3c0 fs/fuse/dev.c:413 fuse_request_queue_background+0x2d1/0x580 fs/fuse/dev.c:652 fuse_request_send_background+0x58/0x120 fs/fuse/dev.c:663 cuse_send_init fs/fuse/cuse.c:458 [inline] cuse_channel_open+0x5ba/0x830 fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x247/0x6b0 fs/char_dev.c:417 do_dentry_open+0x47d/0x1130 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x5d0 fs/open.c:1063 __do_sys_openat fs/open.c:1090 [inline] __se_sys_openat fs/open.c:1084 [inline] __x64_sys_openat+0x9d/0x100 fs/open.c:1084 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.43075+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] aio_poll fs/aio.c:1773 [inline] __io_submit_one fs/aio.c:1876 [inline] io_submit_one+0xedf/0x1cf0 fs/aio.c:1909 __do_sys_io_submit fs/aio.c:1954 [inline] __se_sys_io_submit fs/aio.c:1924 [inline] __x64_sys_io_submit+0x1bd/0x580 fs/aio.c:1924 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> (&(&ctx->ctx_lock)->rlock){..-.} { IN-SOFTIRQ-W at: lock_acquire+0x16f/0x3f0 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+0x2d/0x4a0 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+0x3e7/0x520 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+0x928/0x1390 kernel/rcu/tree.c:2754 __do_softirq+0x266/0x95a kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:654 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:646 smpboot_thread_fn+0x6ab/0xa10 kernel/smpboot.c:164 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 INITIAL USE at: lock_acquire+0x16f/0x3f0 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] aio_poll fs/aio.c:1772 [inline] __io_submit_one fs/aio.c:1876 [inline] io_submit_one+0xeb6/0x1cf0 fs/aio.c:1909 __do_sys_io_submit fs/aio.c:1954 [inline] __se_sys_io_submit fs/aio.c:1924 [inline] __x64_sys_io_submit+0x1bd/0x580 fs/aio.c:1924 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.51970+0x0/0x40 ... acquired at: mark_lock_irq kernel/locking/lockdep.c:2690 [inline] mark_lock+0x427/0x1380 kernel/locking/lockdep.c:3062 mark_irqflags kernel/locking/lockdep.c:2940 [inline] __lock_acquire+0x128f/0x4700 kernel/locking/lockdep.c:3295 lock_acquire+0x16f/0x3f0 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+0x2d/0x4a0 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+0x3e7/0x520 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+0x928/0x1390 kernel/rcu/tree.c:2754 __do_softirq+0x266/0x95a kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:654 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:646 smpboot_thread_fn+0x6ab/0xa10 kernel/smpboot.c:164 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 stack backtrace: CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.0.0-rc6+ #68 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_irq_inversion_bug.part.0+0x2c0/0x2cd kernel/locking/lockdep.c:2556 print_irq_inversion_bug kernel/locking/lockdep.c:2559 [inline] check_usage_forwards.cold+0x20/0x29 kernel/locking/lockdep.c:2581 mark_lock_irq kernel/locking/lockdep.c:2690 [inline] mark_lock+0x427/0x1380 kernel/locking/lockdep.c:3062 mark_irqflags kernel/locking/lockdep.c:2940 [inline] __lock_acquire+0x128f/0x4700 kernel/locking/lockdep.c:3295 lock_acquire+0x16f/0x3f0 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+0x2d/0x4a0 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+0x3e7/0x520 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+0x928/0x1390 kernel/rcu/tree.c:2754 __do_softirq+0x266/0x95a kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:654 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:646 smpboot_thread_fn+0x6ab/0xa10 kernel/smpboot.c:164 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' base_sock_release(000000006eda37af) sk=00000000dadf53fb kobject: 'loop1' (00000000ee15c503): kobject_uevent_env base_sock_release(00000000e2cc4ff6) sk=000000006a150b5c kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'input6' (000000005e41fe3b): kobject_add_internal: parent: 'input', set: 'devices' kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'input6' (000000005e41fe3b): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'input6' (000000005e41fe3b): fill_kobj_path: path = '/devices/virtual/input/input6' kobject: 'input6' (000000005e41fe3b): fill_kobj_path: path = '/devices/virtual/input/input6' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env input: syz1 as /devices/virtual/input/input6 kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'event5' (00000000ae493d1e): kobject_add_internal: parent: 'input6', set: 'devices' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'event5' (00000000ae493d1e): kobject_uevent_env kobject: 'event5' (00000000ae493d1e): fill_kobj_path: path = '/devices/virtual/input/input6/event5' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'input7' (00000000fc7ac760): kobject_add_internal: parent: 'input', set: 'devices' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. base_sock_release(00000000205fcae1) sk=00000000769fcfc7 kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'input7' (00000000fc7ac760): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'input7' (00000000fc7ac760): fill_kobj_path: path = '/devices/virtual/input/input7' base_sock_release(000000008cc892bf) sk=000000001f4e1036 kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'input7' (00000000fc7ac760): fill_kobj_path: path = '/devices/virtual/input/input7' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' input: syz1 as /devices/virtual/input/input7 kobject: 'event6' (00000000d511ee39): kobject_add_internal: parent: 'input7', set: 'devices' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'event6' (00000000d511ee39): kobject_uevent_env kobject: 'event6' (00000000d511ee39): fill_kobj_path: path = '/devices/virtual/input/input7/event6' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'input8' (00000000b8a181f2): kobject_add_internal: parent: 'input', set: 'devices' base_sock_release(000000007ac41d90) sk=00000000b7b311f6 kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'input8' (00000000b8a181f2): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'input8' (00000000b8a181f2): fill_kobj_path: path = '/devices/virtual/input/input8' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'input8' (00000000b8a181f2): fill_kobj_path: path = '/devices/virtual/input/input8' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' input: syz1 as /devices/virtual/input/input8 kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'event7' (0000000065979c71): kobject_add_internal: parent: 'input8', set: 'devices' kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'event7' (0000000065979c71): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'event7' (0000000065979c71): fill_kobj_path: path = '/devices/virtual/input/input8/event7' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): kobject_uevent_env netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (0000000081bdc706): kobject_uevent_env kobject: 'loop5' (0000000081bdc706): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop2' (00000000fa163a68): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000fa163a68): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): kobject_uevent_env kobject: 'loop4' (000000005edb0d61): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): kobject_uevent_env kobject: 'loop3' (000000006af56a2c): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000ed217b68): kobject_uevent_env kobject: 'loop0' (00000000ed217b68): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop1' (00000000ee15c503): kobject_uevent_env kobject: 'loop1' (00000000ee15c503): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (0000000094e8e958): kobject_uevent_env kobject: 'kvm' (0000000094e8e958): fill_kobj_path: path = '/devices/virtual/misc/kvm'