------------[ cut here ]------------ jump label: negative count! WARNING: CPU: 1 PID: 2126 at kernel/jump_label.c:197 __static_key_slow_dec_cpuslocked+0xd2/0xf0 kernel/jump_label.c:196 Kernel panic - not syncing: panic_on_warn set ... kobject: 'kvm' (00000000de4e1b96): fill_kobj_path: path = '/devices/virtual/misc/kvm' CPU: 1 PID: 2126 Comm: syz-executor.4 Not tainted 4.17.0-rc6-syzkaller #0 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+0x109/0x15a lib/dump_stack.c:113 panic+0x1c6/0x36b kernel/panic.c:184 __warn.cold.8+0x120/0x168 kernel/panic.c:536 report_bug+0x1a4/0x200 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] do_error_trap+0x1df/0x330 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992 RIP: 0010:__static_key_slow_dec_cpuslocked+0xd2/0xf0 kernel/jump_label.c:196 RSP: 0018:ffff88009283fc68 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffffff88fad280 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff8744f420 RDI: ffffffff89efbc20 RBP: ffff88009283fc80 R08: ffffed0015da4f89 R09: ffffed0015da4f88 R10: ffffed0015da4f88 R11: ffff8800aed27c47 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000003 R15: dffffc0000000000 __static_key_slow_dec kernel/jump_label.c:215 [inline] static_key_slow_dec+0x4c/0x80 kernel/jump_label.c:229 kvm_arch_vcpu_uninit+0x15f/0x1a0 arch/x86/kvm/x86.c:8673 kvm_vcpu_uninit+0x3f/0x80 arch/x86/kvm/../../../virt/kvm/kvm_main.c:312 vmx_free_vcpu+0x1d3/0x290 arch/x86/kvm/vmx.c:9988 kvm_arch_vcpu_free arch/x86/kvm/x86.c:8289 [inline] kvm_free_vcpus arch/x86/kvm/x86.c:8738 [inline] kvm_arch_destroy_vm+0x214/0x490 arch/x86/kvm/x86.c:8835 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:729 [inline] kvm_put_kvm+0x433/0xa60 arch/x86/kvm/../../../virt/kvm/kvm_main.c:750 kvm_vcpu_release+0x77/0xa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2380 __fput+0x232/0x780 fs/file_table.c:209 ____fput+0x9/0x10 fs/file_table.c:243 task_work_run+0x111/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x16a/0x1b0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:196 [inline] syscall_return_slowpath arch/x86/entry/common.c:265 [inline] do_syscall_64+0x407/0x4d0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4144a1 RSP: 002b:00007fffdced4d20 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00000000004144a1 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff R10: 00007fffdced4e00 R11: 0000000000000293 R12: 000000000075bf20 kobject: 'kvm' (00000000de4e1b96): kobject_uevent_env R13: 0000000000071601 R14: 00000000007608e0 R15: 000000000075bf2c kobject: 'kvm' (00000000de4e1b96): kobject_uevent_env Kernel Offset: disabled Rebooting in 86400 seconds..