[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.15.193' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 207.622448] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 208.132185] hrtimer: interrupt took 28115 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 247.633003] ================================================================== [ 247.640520] BUG: KASAN: stack-out-of-bounds in unwind_next_frame+0x146f/0x17d0 [ 247.647875] Read of size 8 at addr ffff88809ce3fde0 by task syz-executor176/18417 [ 247.655469] [ 247.657078] CPU: 1 PID: 18417 Comm: syz-executor176 Not tainted 4.14.284-syzkaller #0 [ 247.665054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.674479] Call Trace: [ 247.677052] [ 247.679215] dump_stack+0x1b2/0x281 [ 247.682835] print_address_description.cold+0x54/0x1d3 [ 247.688103] kasan_report_error.cold+0x8a/0x191 [ 247.692761] ? unwind_next_frame+0x146f/0x17d0 [ 247.697377] __asan_report_load8_noabort+0x68/0x70 [ 247.702312] ? unwind_next_frame+0x146f/0x17d0 [ 247.706878] unwind_next_frame+0x146f/0x17d0 [ 247.711355] ? retint_kernel+0x2d/0x2d [ 247.715235] ? deref_stack_reg+0x1a0/0x1a0 [ 247.719459] ? is_bpf_text_address+0xb8/0x150 [ 247.723937] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 247.729371] ? check_preemption_disabled+0x35/0x240 [ 247.734380] ? retint_kernel+0x2d/0x2d [ 247.738291] perf_callchain_kernel+0x38c/0x520 [ 247.744796] ? check_preemption_disabled+0x35/0x240 [ 247.749796] ? arch_perf_update_userpage+0x300/0x300 [ 247.754890] ? retint_kernel+0x2d/0x2d [ 247.758759] ? check_preemption_disabled+0x35/0x240 [ 247.764039] get_perf_callchain+0x2de/0x740 [ 247.768355] ? put_callchain_buffers+0x60/0x60 [ 247.772942] perf_callchain+0x147/0x190 [ 247.776904] perf_prepare_sample+0xc9a/0x1370 [ 247.781381] ? lock_acquire+0x170/0x3f0 [ 247.785343] ? perf_output_sample+0x16f0/0x16f0 [ 247.789996] ? check_preemption_disabled+0x35/0x240 [ 247.795004] perf_event_output_forward+0xc9/0x1f0 [ 247.799831] ? perf_prepare_sample+0x1370/0x1370 [ 247.804584] ? __lock_acquire+0x5fc/0x3f20 [ 247.808805] ? check_preemption_disabled+0x35/0x240 [ 247.813824] ? check_preemption_disabled+0x35/0x240 [ 247.818835] __perf_event_overflow+0x113/0x310 [ 247.823491] perf_swevent_hrtimer+0x220/0x350 [ 247.827968] ? __perf_event_overflow+0x310/0x310 [ 247.832718] ? __lock_acquire+0x5fc/0x3f20 [ 247.836935] ? debug_object_deactivate+0x1da/0x2e0 [ 247.841858] ? lock_acquire+0x170/0x3f0 [ 247.845812] ? lock_downgrade+0x740/0x740 [ 247.849939] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 247.855019] ? __hrtimer_run_queues+0x2c5/0xc80 [ 247.859668] ? clockevents_program_event+0x108/0x2d0 [ 247.864751] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 247.870212] __hrtimer_run_queues+0x30b/0xc80 [ 247.874708] ? __perf_event_overflow+0x310/0x310 [ 247.879441] ? retrigger_next_event+0x310/0x310 [ 247.884085] ? ktime_get_update_offsets_now+0x272/0x3f0 [ 247.889426] hrtimer_interrupt+0x1e6/0x5e0 [ 247.893647] smp_apic_timer_interrupt+0x117/0x5e0 [ 247.898477] apic_timer_interrupt+0x93/0xa0 [ 247.902781] [ 247.904999] RIP: 0010:lock_is_held_type+0x81/0x210 [ 247.909919] RSP: 0018:ffff88809ce3fbf0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 [ 247.917603] RAX: 1ffffffff11e1340 RBX: ffff8880997283c0 RCX: 0000000000000000 [ 247.924855] RDX: dffffc0000000000 RSI: 00000000ffffffff RDI: ffff888099728c44 [ 247.932126] RBP: ffffffff88f77fc0 R08: ffff8880997283c0 R09: dffffc0000000000 [ 247.939377] R10: 0000000000000000 R11: ffff8880997283c0 R12: ffffffff81053e0a [ 247.946638] R13: 0000000000000000 R14: 00007fff6f6dd900 R15: ffff8880a19118c0 [ 247.953895] ? kvm_vcpu_ioctl+0x53a/0xc50 [ 247.958027] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 247.963455] kvm_vcpu_ioctl+0x53a/0xc50 [ 247.967409] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 247.972400] ? kfree+0x1f0/0x250 [ 247.975752] ? kvm_vcpu_ioctl+0x53a/0xc50 [ 247.979874] ? kvm_vcpu_fault+0x320/0x320 [ 247.983997] ? do_raw_spin_unlock+0x164/0x220 [ 247.988471] ? _raw_spin_unlock+0x29/0x40 [ 247.992596] ? do_fault_around+0x35e/0x620 [ 247.996809] ? __handle_mm_fault+0x80f/0x4620 [ 248.001304] retint_kernel+0x2d/0x2d [ 248.004998] RIP: 0000:do_vfs_ioctl+0x0/0xff0 [ 248.010090] RSP: 29dd5a:ffffffff81001bbe EFLAGS: ffff88809ce3fe48 ORIG_RAX: ffffffff88b73538 [ 248.018643] RAX: ffff8880997283c0 RBX: ffff8880b1cb38b0 RCX: ffffffff87400976 [ 248.026023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000041b58ab3 [ 248.033411] RBP: 00007fff6f6dd900 R08: ffff88823fff7057 R09: ffffffff818b003a [ 248.040668] R10: ffff88809ced8ac0 R11: 000000004090ae82 R12: 1ffff110139c7fba [ 248.047920] R13: ffffffff810538d0 R14: 0000000000000000 R15: 0000000000000000 [ 248.055207] ? kvm_vcpu_fault+0x320/0x320 [ 248.059347] ? do_vfs_ioctl+0x75a/0xff0 [ 248.063313] ? retint_kernel+0x2d/0x2d [ 248.067215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 248.071952] ? retint_kernel+0x2d/0x2d [ 248.075860] ? security_file_ioctl+0x83/0xb0 [ 248.080245] ? SyS_ioctl+0x7f/0xb0 [ 248.083780] ? do_vfs_ioctl+0xff0/0xff0 [ 248.087734] ? do_syscall_64+0x1d5/0x640 [ 248.091774] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 248.097113] [ 248.098719] The buggy address belongs to the page: [ 248.103723] page:ffffea0002738fc0 count:0 mapcount:0 mapping: (null) index:0x0 [ 248.111839] flags: 0xfff00000000000() [ 248.115623] raw: 00fff00000000000 0000000000000000 0000000000000000 00000000ffffffff [ 248.123740] raw: 0000000000000000 0000000100000001 0000000000000000 0000000000000000 [ 248.131599] page dumped because: kasan: bad access detected [ 248.137285] [ 248.138897] Memory state around the buggy address: [ 248.143800] ffff88809ce3fc80: f1 f1 00 00 00 f2 f2 f2 00 00 00 f2 f2 f2 f2 f2 [ 248.151135] ffff88809ce3fd00: 00 00 00 00 00 00 00 00 00 f3 f3 f3 f3 f3 00 00 [ 248.158481] >ffff88809ce3fd80: 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 f2 [ 248.165816] ^ [ 248.172290] ffff88809ce3fe00: f2 f2 00 00 00 f2 f2 f2 f2 f2 00 00 00 00 f3 f3 [ 248.179718] ffff88809ce3fe80: f3 f3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 248.187063] ================================================================== [ 248.194394] Disabling lock debugging due to kernel taint [ 248.199818] Kernel panic - not syncing: panic_on_warn set ... [ 248.199818] [ 248.207159] CPU: 1 PID: 18417 Comm: syz-executor176 Tainted: G B 4.14.284-syzkaller #0 [ 248.216317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.225650] Call Trace: [ 248.228207] [ 248.230339] dump_stack+0x1b2/0x281 [ 248.233942] panic+0x1f9/0x42d [ 248.237108] ? add_taint.cold+0x16/0x16 [ 248.241058] ? lock_downgrade+0x740/0x740 [ 248.245202] kasan_end_report+0x43/0x49 [ 248.249149] kasan_report_error.cold+0xa7/0x191 [ 248.253796] ? unwind_next_frame+0x146f/0x17d0 [ 248.258351] __asan_report_load8_noabort+0x68/0x70 [ 248.263254] ? unwind_next_frame+0x146f/0x17d0 [ 248.267822] unwind_next_frame+0x146f/0x17d0 [ 248.272206] ? retint_kernel+0x2d/0x2d [ 248.276069] ? deref_stack_reg+0x1a0/0x1a0 [ 248.280289] ? is_bpf_text_address+0xb8/0x150 [ 248.284761] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 248.290097] ? check_preemption_disabled+0x35/0x240 [ 248.295089] ? retint_kernel+0x2d/0x2d [ 248.298949] perf_callchain_kernel+0x38c/0x520 [ 248.303504] ? check_preemption_disabled+0x35/0x240 [ 248.308514] ? arch_perf_update_userpage+0x300/0x300 [ 248.313594] ? retint_kernel+0x2d/0x2d [ 248.317460] ? check_preemption_disabled+0x35/0x240 [ 248.322461] get_perf_callchain+0x2de/0x740 [ 248.326772] ? put_callchain_buffers+0x60/0x60 [ 248.331332] perf_callchain+0x147/0x190 [ 248.335292] perf_prepare_sample+0xc9a/0x1370 [ 248.339760] ? lock_acquire+0x170/0x3f0 [ 248.343707] ? perf_output_sample+0x16f0/0x16f0 [ 248.348352] ? check_preemption_disabled+0x35/0x240 [ 248.353343] perf_event_output_forward+0xc9/0x1f0 [ 248.358418] ? perf_prepare_sample+0x1370/0x1370 [ 248.363164] ? __lock_acquire+0x5fc/0x3f20 [ 248.367385] ? check_preemption_disabled+0x35/0x240 [ 248.372380] ? check_preemption_disabled+0x35/0x240 [ 248.377387] __perf_event_overflow+0x113/0x310 [ 248.381948] perf_swevent_hrtimer+0x220/0x350 [ 248.386504] ? __perf_event_overflow+0x310/0x310 [ 248.391232] ? __lock_acquire+0x5fc/0x3f20 [ 248.395442] ? debug_object_deactivate+0x1da/0x2e0 [ 248.400433] ? lock_acquire+0x170/0x3f0 [ 248.404379] ? lock_downgrade+0x740/0x740 [ 248.408515] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 248.413592] ? __hrtimer_run_queues+0x2c5/0xc80 [ 248.418235] ? clockevents_program_event+0x108/0x2d0 [ 248.423329] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 248.428763] __hrtimer_run_queues+0x30b/0xc80 [ 248.433238] ? __perf_event_overflow+0x310/0x310 [ 248.437970] ? retrigger_next_event+0x310/0x310 [ 248.442628] ? ktime_get_update_offsets_now+0x272/0x3f0 [ 248.447994] hrtimer_interrupt+0x1e6/0x5e0 [ 248.452224] smp_apic_timer_interrupt+0x117/0x5e0 [ 248.457052] apic_timer_interrupt+0x93/0xa0 [ 248.461343] [ 248.463569] RIP: 0010:lock_is_held_type+0x81/0x210 [ 248.468477] RSP: 0018:ffff88809ce3fbf0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 [ 248.476160] RAX: 1ffffffff11e1340 RBX: ffff8880997283c0 RCX: 0000000000000000 [ 248.483407] RDX: dffffc0000000000 RSI: 00000000ffffffff RDI: ffff888099728c44 [ 248.490652] RBP: ffffffff88f77fc0 R08: ffff8880997283c0 R09: dffffc0000000000 [ 248.497984] R10: 0000000000000000 R11: ffff8880997283c0 R12: ffffffff81053e0a [ 248.505323] R13: 0000000000000000 R14: 00007fff6f6dd900 R15: ffff8880a19118c0 [ 248.512585] ? kvm_vcpu_ioctl+0x53a/0xc50 [ 248.516722] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 248.522150] kvm_vcpu_ioctl+0x53a/0xc50 [ 248.526105] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 248.531104] ? kfree+0x1f0/0x250 [ 248.534482] ? kvm_vcpu_ioctl+0x53a/0xc50 [ 248.538602] ? kvm_vcpu_fault+0x320/0x320 [ 248.542734] ? do_raw_spin_unlock+0x164/0x220 [ 248.547207] ? _raw_spin_unlock+0x29/0x40 [ 248.551353] ? do_fault_around+0x35e/0x620 [ 248.555580] ? __handle_mm_fault+0x80f/0x4620 [ 248.560050] retint_kernel+0x2d/0x2d [ 248.563740] RIP: 0000:do_vfs_ioctl+0x0/0xff0 [ 248.568119] RSP: 29dd5a:ffffffff81001bbe EFLAGS: ffff88809ce3fe48 ORIG_RAX: ffffffff88b73538 [ 248.576671] RAX: ffff8880997283c0 RBX: ffff8880b1cb38b0 RCX: ffffffff87400976 [ 248.583935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000041b58ab3 [ 248.591186] RBP: 00007fff6f6dd900 R08: ffff88823fff7057 R09: ffffffff818b003a [ 248.598431] R10: ffff88809ced8ac0 R11: 000000004090ae82 R12: 1ffff110139c7fba [ 248.605682] R13: ffffffff810538d0 R14: 0000000000000000 R15: 0000000000000000 [ 248.612959] ? kvm_vcpu_fault+0x320/0x320 [ 248.617087] ? do_vfs_ioctl+0x75a/0xff0 [ 248.621060] ? retint_kernel+0x2d/0x2d [ 248.624926] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 248.629658] ? retint_kernel+0x2d/0x2d [ 248.633522] ? security_file_ioctl+0x83/0xb0 [ 248.637915] ? SyS_ioctl+0x7f/0xb0 [ 248.641440] ? do_vfs_ioctl+0xff0/0xff0 [ 248.645398] ? do_syscall_64+0x1d5/0x640 [ 248.649528] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 248.655082] Kernel Offset: disabled [ 248.658692] Rebooting in 86400 seconds..