======================================================== WARNING: possible irq lock inversion dependency detected 5.0.0-rc2 #24 Not tainted -------------------------------------------------------- ksoftirqd/0/9 just changed the state of lock: 000000008ae28ffa (&(&ctx->ctx_lock)->rlock){..-.}, at: spin_lock_irq include/linux/spinlock.h:354 [inline] 000000008ae28ffa (&(&ctx->ctx_lock)->rlock){..-.}, at: free_ioctx_users+0xa7/0x6e0 fs/aio.c:610 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); lock(&fiq->waitq); lock(&(&ctx->ctx_lock)->rlock); *** DEADLOCK *** 2 locks held by ksoftirqd/0/9: #0: 000000007d47b492 (rcu_callback){....}, at: __rcu_reclaim kernel/rcu/rcu.h:228 [inline] #0: 000000007d47b492 (rcu_callback){....}, at: rcu_do_batch kernel/rcu/tree.c:2452 [inline] #0: 000000007d47b492 (rcu_callback){....}, at: invoke_rcu_callbacks kernel/rcu/tree.c:2773 [inline] #0: 000000007d47b492 (rcu_callback){....}, at: rcu_process_callbacks+0xd39/0x1680 kernel/rcu/tree.c:2754 #1: 00000000010dea99 (rcu_read_lock_sched){....}, at: percpu_ref_call_confirm_rcu lib/percpu-refcount.c:119 [inline] #1: 00000000010dea99 (rcu_read_lock_sched){....}, at: percpu_ref_switch_to_atomic_rcu+0x268/0x6b0 lib/percpu-refcount.c:158 the shortest dependencies between 2nd lock and 1st lock: -> (&fiq->waitq){+.+.} { 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] flush_bg_queue+0x28c/0x570 fs/fuse/dev.c:413 fuse_request_queue_background+0x360/0x640 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+0x612/0x96a fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x270/0x7c0 fs/char_dev.c:417 do_dentry_open+0x48a/0x1210 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x144f/0x5650 fs/namei.c:3534 do_filp_open+0x26f/0x370 fs/namei.c:3564 do_sys_open+0x59a/0x7c0 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+0x1a3/0x800 arch/x86/entry/common.c:290 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] flush_bg_queue+0x28c/0x570 fs/fuse/dev.c:413 fuse_request_queue_background+0x360/0x640 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+0x612/0x96a fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x270/0x7c0 fs/char_dev.c:417 do_dentry_open+0x48a/0x1210 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x144f/0x5650 fs/namei.c:3534 do_filp_open+0x26f/0x370 fs/namei.c:3564 do_sys_open+0x59a/0x7c0 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+0x1a3/0x800 arch/x86/entry/common.c:290 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] flush_bg_queue+0x28c/0x570 fs/fuse/dev.c:413 fuse_request_queue_background+0x360/0x640 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+0x612/0x96a fs/fuse/cuse.c:518 misc_open+0x398/0x4c0 drivers/char/misc.c:141 chrdev_open+0x270/0x7c0 fs/char_dev.c:417 do_dentry_open+0x48a/0x1210 fs/open.c:771 vfs_open+0xa0/0xd0 fs/open.c:880 do_last fs/namei.c:3418 [inline] path_openat+0x144f/0x5650 fs/namei.c:3534 do_filp_open+0x26f/0x370 fs/namei.c:3564 do_sys_open+0x59a/0x7c0 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+0x1a3/0x800 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe } ... key at: [] __key.43048+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+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 -> (&(&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 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+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] aio_poll+0x790/0x14e0 fs/aio.c:1771 __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 } ... key at: [] __key.51923+0x0/0x40 ... acquired at: mark_lock_irq kernel/locking/lockdep.c:2690 [inline] mark_lock+0x519/0x1cd0 kernel/locking/lockdep.c:3062 mark_irqflags kernel/locking/lockdep.c:2940 [inline] __lock_acquire+0x139c/0x4a30 kernel/locking/lockdep.c:3295 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 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-rc2 #24 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_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+0x519/0x1cd0 kernel/locking/lockdep.c:3062 mark_irqflags kernel/locking/lockdep.c:2940 [inline] __lock_acquire+0x139c/0x4a30 kernel/locking/lockdep.c:3295 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 run_ksoftirqd kernel/softirq.c:654 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:646 smpboot_thread_fn+0x6ab/0xa10 kernel/smpboot.c:164 kobject: 'loop5' (00000000ec729616): kobject_uevent_env kthread+0x357/0x430 kernel/kthread.c:246 kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' syz-executor1 (9351): /proc/9353/oom_adj is deprecated, please use /proc/9353/oom_score_adj instead. kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): kobject_uevent_env updating oom_score_adj for 9507 (syz-executor2) from 1000 to 1000 because it shares mm with 9513 (syz-executor2). Report if this is unexpected. kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' updating oom_score_adj for 9517 (syz-executor2) from 1000 to 1000 because it shares mm with 9520 (syz-executor2). Report if this is unexpected. kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000009b7173c5): kobject_uevent_env kobject: 'loop3' (000000009b7173c5): fill_kobj_path: path = '/devices/virtual/block/loop3' vhci_hcd: invalid port number 0 kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000001077c3ca): kobject_uevent_env kobject: 'loop1' (000000001077c3ca): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000e1dca042): kobject_uevent_env kobject: 'loop4' (00000000e1dca042): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop0' (00000000721dc4d1): kobject_uevent_env kobject: 'loop0' (00000000721dc4d1): fill_kobj_path: path = '/devices/virtual/block/loop0' vhci_hcd: invalid port number 0 kobject: 'loop5' (00000000ec729616): kobject_uevent_env kobject: 'loop5' (00000000ec729616): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'kvm' (000000008522236d): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000920f4fc7): kobject_uevent_env kobject: 'kvm' (000000008522236d): kobject_uevent_env kobject: 'loop2' (00000000920f4fc7): fill_kobj_path: path = '/devices/virtual/block/loop2'