RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cf2e0 R14: 00000000004c55ac R15: 0000000000000000 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 17332 Comm: syz-executor6 Not tainted 4.19.0-rc2+ #228 kobject: 'hci2' (000000006133ba9b): kobject_uevent_env Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_lapic_hv_timer_in_use+0x56/0xd0 arch/x86/kvm/lapic.c:1609 Code: c1 ea 03 80 3c 02 00 75 7a 48 8b 9b e0 03 00 00 e8 7f 77 66 00 48 8d 7b 7c 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 51 0f b6 5b 7c RSP: 0018:ffff880121fd6dc8 EFLAGS: 00010207 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90006a5e000 kobject: 'hci2' (000000006133ba9b): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2' RDX: 000000000000000f RSI: ffffffff811857c1 RDI: 000000000000007c RBP: ffff880121fd6dd0 R08: ffff88010f09e0c0 R09: ffffed0022c62c1c R10: ffffed0022c62c1c R11: ffff8801163160e7 R12: 0000000000000000 R13: 1ffff100243fadc0 R14: 0000000000000000 R15: ffff8801163105e0 FS: 00007efc38ec5700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 kobject: 'rfkill11' (00000000cb7b1362): kobject_add_internal: parent: 'hci2', set: 'devices' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc38ea3db8 CR3: 000000018d524000 CR4: 00000000001426f0 Call Trace: kvm_arch_vcpu_load+0x516/0x970 arch/x86/kvm/x86.c:3128 kobject: 'rfkill11' (00000000cb7b1362): kobject_uevent_env kvm_sched_in+0x82/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3975 __fire_sched_in_preempt_notifiers kernel/sched/core.c:2481 [inline] fire_sched_in_preempt_notifiers kernel/sched/core.c:2487 [inline] finish_task_switch+0x56e/0x900 kernel/sched/core.c:2679 kobject: 'rfkill11' (00000000cb7b1362): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2/rfkill11' kobject: 'rfkill11' (00000000cb7b1362): kobject_uevent_env kobject: 'rfkill11' (00000000cb7b1362): fill_kobj_path: path = '/devices/virtual/bluetooth/hci2/rfkill11' context_switch kernel/sched/core.c:2828 [inline] __schedule+0x874/0x1ed0 kernel/sched/core.c:3473 preempt_schedule_irq+0x87/0x110 kernel/sched/core.c:3700 retint_kernel+0x1b/0x2d RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:lock_release+0x4d2/0x970 kernel/locking/lockdep.c:3923 Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 6a 03 00 00 48 83 3d b5 40 f1 07 00 0f 84 c5 02 00 00 48 8b bd e0 fe ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 RSP: 0018:ffff880121fd7290 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: 1ffff100243fae56 RCX: 1ffff10021e13d26 RDX: 1ffffffff12a4535 RSI: 0000000000000002 RDI: 0000000000000282 RBP: ffff880121fd73b8 R08: ffff88010f09e0c0 R09: ffffed003b5c4732 R10: ffffed003b5c4732 R11: ffff8801dae23993 R12: ffff88010f09e0c0 R13: c4a9067ebc07695c R14: 0000000000000001 R15: ffff88010f09e0c0 rcu_lock_release include/linux/rcupdate.h:249 [inline] rcu_read_unlock include/linux/rcupdate.h:683 [inline] get_mem_cgroup_from_mm+0x206/0x440 mm/memcontrol.c:849 get_mem_cgroup_from_current mm/memcontrol.c:890 [inline] memcg_kmem_get_cache+0x1fc/0x9d0 mm/memcontrol.c:2537 slab_pre_alloc_hook mm/slab.h:428 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc+0x193/0x730 mm/slab.c:3552 alloc_inode+0xb2/0x190 fs/inode.c:212 new_inode_pseudo+0x71/0x1a0 fs/inode.c:903 new_inode+0x1c/0x40 fs/inode.c:932 debugfs_get_inode+0x19/0x120 fs/debugfs/inode.c:37 __debugfs_create_file+0xb5/0x400 fs/debugfs/inode.c:352 debugfs_create_file+0x57/0x70 fs/debugfs/inode.c:399 kvm_create_vm_debugfs arch/x86/kvm/../../../virt/kvm/kvm_main.c:620 [inline] kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:3214 [inline] kvm_dev_ioctl+0xbe0/0x1b10 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3241 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 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 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007efc38ec4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007efc38ec56d4 RCX: 0000000000457099 RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000006 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cf2e0 R14: 00000000004c55ac R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace be721fb732d22212 ]--- RIP: 0010:kvm_lapic_hv_timer_in_use+0x56/0xd0 arch/x86/kvm/lapic.c:1609 Code: c1 ea 03 80 3c 02 00 75 7a 48 8b 9b e0 03 00 00 e8 7f 77 66 00 48 8d 7b 7c 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 51 0f b6 5b 7c RSP: 0018:ffff880121fd6dc8 EFLAGS: 00010207 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90006a5e000 RDX: 000000000000000f RSI: ffffffff811857c1 RDI: 000000000000007c RBP: ffff880121fd6dd0 R08: ffff88010f09e0c0 R09: ffffed0022c62c1c R10: ffffed0022c62c1c R11: ffff8801163160e7 R12: 0000000000000000 R13: 1ffff100243fadc0 R14: 0000000000000000 R15: ffff8801163105e0 FS: 00007efc38ec5700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 kobject: 'loop0' (00000000943e5bf1): kobject_uevent_env CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc38ea3db8 CR3: 000000018d524000 CR4: 00000000001426f0