[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.534092] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.858038] random: sshd: uninitialized urandom read (32 bytes read) [ 28.092055] random: sshd: uninitialized urandom read (32 bytes read) [ 28.624397] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. [ 34.294234] urandom_read: 1 callbacks suppressed [ 34.294240] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 34.416011] kasan: CONFIG_KASAN_INLINE enabled [ 34.422841] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 34.430532] general protection fault: 0000 [#1] SMP KASAN [ 34.436065] CPU: 0 PID: 4421 Comm: syz-executor048 Not tainted 4.18.0-rc8-next-20180810+ #36 [ 34.444645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.454020] RIP: 0010:__schedule+0x1061/0x1ec0 [ 34.458616] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 e3 9b 03 fb eb 9f 4c 89 e6 48 89 df e8 06 [ 34.477528] RSP: 0018:ffff8801b3366a80 EFLAGS: 00010806 [ 34.482897] RAX: 1bd5a00000000022 RBX: ffff8801ad18c240 RCX: 1ffff100365dc88f [ 34.490170] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 34.497458] RBP: ffff8801b3366c50 R08: ffff8801ad18c240 R09: fffff520003c3a47 [ 34.504731] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801ca5ca280 [ 34.512005] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db02ca40 [ 34.519291] FS: 00000000023a2880(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 34.527521] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.533414] CR2: 000000000043f23e CR3: 00000001d9e09000 CR4: 00000000001426f0 [ 34.540688] Call Trace: [ 34.543286] ? __sched_text_start+0x8/0x8 [ 34.547440] ? generic_exec_single+0x1ea/0x5e0 [ 34.552037] ? __lock_is_held+0xb5/0x140 [ 34.556109] ? smp_call_function_single+0x43c/0x5c0 [ 34.561139] ? check_same_owner+0x340/0x340 [ 34.565467] ? smp_call_function_single+0x2d6/0x5c0 [ 34.570505] ? add_nops+0x90/0x90 [ 34.573965] ? arch_jump_label_transform+0x1b/0x40 [ 34.578905] preempt_schedule_common+0x22/0x60 [ 34.583496] _cond_resched+0x1d/0x30 [ 34.587214] __mutex_lock+0x13d/0x1700 [ 34.591101] ? fill_pte+0xd6/0x420 [ 34.594641] ? arch_jump_label_transform+0x1b/0x40 [ 34.599573] ? mutex_trylock+0x2b0/0x2b0 [ 34.603643] ? find_held_lock+0x36/0x1c0 [ 34.607717] ? lock_downgrade+0x8f0/0x8f0 [ 34.611866] ? mark_held_locks+0xc9/0x160 [ 34.616016] ? text_poke+0x3c3/0x5e0 [ 34.619733] ? on_each_cpu+0xf8/0x1d0 [ 34.623545] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.628568] ? trace_hardirqs_on+0xd/0x10 [ 34.632718] ? kasan_check_write+0x14/0x20 [ 34.636956] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 34.641921] ? wait_for_completion+0x8d0/0x8d0 [ 34.646523] ? update_cr8_intercept+0x53/0x230 [ 34.651111] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 34.656567] ? modules_open+0xa0/0xa0 [ 34.660369] ? kvm_vm_release+0x42/0x50 [ 34.664348] ? get_trap_addr+0x1d0/0x1d0 [ 34.668422] ? do_group_exit+0x177/0x440 [ 34.672494] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 34.678039] ? jump_label_type+0x132/0x1d0 [ 34.682277] ? static_key_count+0x130/0x130 [ 34.686613] mutex_lock_nested+0x16/0x20 [ 34.690673] ? mutex_lock_nested+0x16/0x20 [ 34.694912] arch_jump_label_transform+0x1b/0x40 [ 34.699673] __jump_label_update+0x16e/0x1a0 [ 34.704085] jump_label_update+0x151/0x2e0 [ 34.708326] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 34.713784] ? static_key_disable+0x30/0x30 [ 34.718119] ? rcu_read_lock_sched_held+0x108/0x120 [ 34.723151] static_key_slow_dec+0x63/0xa0 [ 34.727402] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 34.731906] kvm_vcpu_uninit+0x44/0x90 [ 34.735796] vmx_free_vcpu+0x23a/0x300 [ 34.739689] kvm_arch_destroy_vm+0x365/0x7c0 [ 34.744104] ? check_memory_region+0x143/0x1b0 [ 34.748688] ? kvm_arch_sync_events+0x30/0x30 [ 34.753191] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 34.758737] ? mmu_notifier_unregister+0x474/0x600 [ 34.763670] ? debug_check_no_obj_freed+0x30b/0x595 [ 34.768695] ? __mmu_notifier_register+0x30/0x30 [ 34.773463] ? __free_pages+0x10a/0x190 [ 34.777445] ? free_unref_page+0x9a0/0x9a0 [ 34.781681] ? kfree+0x111/0x260 [ 34.785054] kvm_put_kvm+0x73f/0x1060 [ 34.788863] ? kvm_write_guest_cached+0x40/0x40 [ 34.793556] ? retint_kernel+0x10/0x10 [ 34.797447] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.802473] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.807245] ? kvm_irqfd_release+0xdd/0x120 [ 34.811575] ? kvm_put_kvm+0x1060/0x1060 [ 34.815643] kvm_vm_release+0x42/0x50 [ 34.819450] __fput+0x376/0x8a0 [ 34.822743] ? __alloc_file+0x400/0x400 [ 34.826727] ? check_same_owner+0x340/0x340 [ 34.831056] ? _raw_spin_unlock_irq+0x27/0x70 [ 34.835563] ____fput+0x15/0x20 [ 34.838842] task_work_run+0x1e8/0x2a0 [ 34.842732] ? task_work_cancel+0x240/0x240 [ 34.847064] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 34.852612] ? switch_task_namespaces+0xa2/0xd0 [ 34.857287] do_exit+0x1b25/0x2760 [ 34.860836] ? mm_update_next_owner+0x9a0/0x9a0 [ 34.865506] ? __lock_acquire+0x7fc/0x5020 [ 34.869743] ? lock_downgrade+0x8f0/0x8f0 [ 34.873900] ? trace_hardirqs_on+0x10/0x10 [ 34.878142] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 34.883257] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.888285] ? trace_hardirqs_on+0xd/0x10 [ 34.892461] ? debug_object_active_state+0x2f5/0x4d0 [ 34.897578] ? kasan_check_read+0x11/0x20 [ 34.901735] ? rcu_is_watching+0x8c/0x150 [ 34.905897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 34.911445] ? locks_remove_posix+0x464/0x860 [ 34.915955] ? do_lock_file_wait.part.30+0x260/0x260 [ 34.921075] ? trace_hardirqs_on+0xd/0x10 [ 34.925245] ? graph_lock+0x170/0x170 [ 34.929064] ? graph_lock+0x170/0x170 [ 34.932886] ? mntput_no_expire+0x18e/0xbc0 [ 34.937220] ? blkcg_maybe_throttle_current+0xa56/0x10c0 [ 34.942673] ? _raw_spin_unlock+0x22/0x30 [ 34.946831] ? find_held_lock+0x36/0x1c0 [ 34.950898] ? lock_downgrade+0x8f0/0x8f0 [ 34.955051] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 34.960591] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 34.966132] ? fput+0x130/0x1a0 [ 34.969413] ? filp_close+0x1cd/0x250 [ 34.973210] ? file_path+0x30/0x30 [ 34.976755] ? __close_fd+0x24c/0x3a0 [ 34.980560] do_group_exit+0x177/0x440 [ 34.984451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 34.989991] ? __ia32_sys_exit+0x50/0x50 [ 34.994052] ? syscall_slow_exit_work+0x500/0x500 [ 34.998903] ? do_syscall_64+0x9a/0x820 [ 35.002883] __x64_sys_exit_group+0x3e/0x50 [ 35.007205] do_syscall_64+0x1b9/0x820 [ 35.011095] ? syscall_return_slowpath+0x5e0/0x5e0 [ 35.016052] ? syscall_return_slowpath+0x31d/0x5e0 [ 35.020981] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 35.026353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.031203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.036395] RIP: 0033:0x43f268 [ 35.039588] Code: Bad RIP value. [ 35.042943] RSP: 002b:00007ffc33f49958 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 35.050673] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043f268 [ 35.057947] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 35.065245] RBP: 00000000004beee8 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 35.072513] R10: 0000000000000064 R11: 0000000000000246 R12: 0000000000000001 [ 35.079782] R13: 00000000006d1180 R14: 0000000000000000 R15: 0000000000000000 [ 35.087055] Modules linked in: [ 35.090249] Dumping ftrace buffer: [ 35.093788] (ftrace buffer empty) [ 35.097509] [ 35.097514] ====================================================== [ 35.097519] WARNING: possible circular locking dependency detected [ 35.097523] 4.18.0-rc8-next-20180810+ #36 Not tainted [ 35.097528] ------------------------------------------------------ [ 35.097533] syz-executor048/4421 is trying to acquire lock: [ 35.097536] 000000006d5a92f2 ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 35.097550] [ 35.097554] but task is already holding lock: [ 35.097556] 000000000f726c03 (&rq->lock){-.-.}, at: __schedule+0x24d/0x1ec0 [ 35.097570] [ 35.097574] which lock already depends on the new lock. [ 35.097576] [ 35.097578] [ 35.097583] the existing dependency chain (in reverse order) is: [ 35.097585] [ 35.097587] -> #2 (&rq->lock){-.-.}: [ 35.097600] _raw_spin_lock+0x2a/0x40 [ 35.097604] task_fork_fair+0x93/0x680 [ 35.097607] sched_fork+0x44b/0xbd0 [ 35.097611] copy_process.part.37+0x1c7c/0x7240 [ 35.097615] _do_fork+0x291/0x12a0 [ 35.097618] kernel_thread+0x34/0x40 [ 35.097622] rest_init+0x22/0xe4 [ 35.097625] start_kernel+0x913/0x94e [ 35.097629] x86_64_start_reservations+0x29/0x2b [ 35.097633] x86_64_start_kernel+0x76/0x79 [ 35.097637] secondary_startup_64+0xa4/0xb0 [ 35.097639] [ 35.097641] -> #1 (&p->pi_lock){-.-.}: [ 35.097655] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.097658] try_to_wake_up+0xd2/0x12a0 [ 35.097662] wake_up_process+0x10/0x20 [ 35.097665] __up.isra.1+0x1c0/0x2a0 [ 35.097669] up+0x13c/0x1c0 [ 35.097672] __up_console_sem+0xbe/0x1b0 [ 35.097676] console_unlock+0x506/0x1110 [ 35.097679] con_install+0x34e/0x420 [ 35.097683] tty_init_dev+0xfd/0x460 [ 35.097686] tty_open+0x692/0xb30 [ 35.097690] chrdev_open+0x25a/0x770 [ 35.097694] do_dentry_open+0x49c/0x1140 [ 35.097697] vfs_open+0xa0/0xd0 [ 35.097701] path_openat+0x12fb/0x5300 [ 35.097704] do_filp_open+0x255/0x380 [ 35.097708] do_sys_open+0x584/0x720 [ 35.097711] __x64_sys_open+0x7e/0xc0 [ 35.097715] do_syscall_64+0x1b9/0x820 [ 35.097719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.097721] [ 35.097723] -> #0 ((console_sem).lock){-...}: [ 35.097737] lock_acquire+0x1e4/0x540 [ 35.097741] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.097744] down_trylock+0x13/0x70 [ 35.097748] __down_trylock_console_sem+0xae/0x200 [ 35.097752] console_trylock+0x15/0xa0 [ 35.097756] vprintk_emit+0x31f/0x910 [ 35.097759] vprintk_default+0x28/0x30 [ 35.097763] vprintk_func+0x7a/0x117 [ 35.097766] printk+0xa7/0xcf [ 35.097770] kasan_die_handler.cold.22+0x11/0x30 [ 35.097774] notifier_call_chain+0x180/0x390 [ 35.097778] atomic_notifier_call_chain+0x98/0x190 [ 35.097782] notify_die+0x1be/0x2e0 [ 35.097786] do_general_protection+0x248/0x2f0 [ 35.097790] general_protection+0x1e/0x30 [ 35.097793] __schedule+0x1061/0x1ec0 [ 35.097797] preempt_schedule_common+0x22/0x60 [ 35.097801] _cond_resched+0x1d/0x30 [ 35.097804] __mutex_lock+0x13d/0x1700 [ 35.097808] mutex_lock_nested+0x16/0x20 [ 35.097812] arch_jump_label_transform+0x1b/0x40 [ 35.097816] __jump_label_update+0x16e/0x1a0 [ 35.097820] jump_label_update+0x151/0x2e0 [ 35.097824] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 35.097828] static_key_slow_dec+0x63/0xa0 [ 35.097832] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 35.097835] kvm_vcpu_uninit+0x44/0x90 [ 35.097839] vmx_free_vcpu+0x23a/0x300 [ 35.097843] kvm_arch_destroy_vm+0x365/0x7c0 [ 35.097846] kvm_put_kvm+0x73f/0x1060 [ 35.097850] kvm_vm_release+0x42/0x50 [ 35.097853] __fput+0x376/0x8a0 [ 35.097856] ____fput+0x15/0x20 [ 35.097860] task_work_run+0x1e8/0x2a0 [ 35.097864] do_exit+0x1b25/0x2760 [ 35.097867] do_group_exit+0x177/0x440 [ 35.097871] __x64_sys_exit_group+0x3e/0x50 [ 35.097875] do_syscall_64+0x1b9/0x820 [ 35.097879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.097882] [ 35.097886] other info that might help us debug this: [ 35.097888] [ 35.097891] Chain exists of: [ 35.097893] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 35.097910] [ 35.097914] Possible unsafe locking scenario: [ 35.097916] [ 35.097920] CPU0 CPU1 [ 35.097924] ---- ---- [ 35.097926] lock(&rq->lock); [ 35.097934] lock(&p->pi_lock); [ 35.097943] lock(&rq->lock); [ 35.097950] lock((console_sem).lock); [ 35.097958] [ 35.097961] *** DEADLOCK *** [ 35.097963] [ 35.097967] 4 locks held by syz-executor048/4421: [ 35.097969] #0: 00000000cffc8e43 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 35.097986] #1: 000000000a45ea27 (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 35.098003] #2: 000000000f726c03 (&rq->lock){-.-.}, at: __schedule+0x24d/0x1ec0 [ 35.098019] #3: 000000008545735b (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 35.098035] [ 35.098038] stack backtrace: [ 35.098044] CPU: 0 PID: 4421 Comm: syz-executor048 Not tainted 4.18.0-rc8-next-20180810+ #36 [ 35.098051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.098054] Call Trace: [ 35.098057] dump_stack+0x1c9/0x2b4 [ 35.098061] ? dump_stack_print_info.cold.2+0x52/0x52 [ 35.098065] ? vprintk_func+0x100/0x117 [ 35.098070] print_circular_bug.isra.37.cold.58+0x1bd/0x27d [ 35.098073] ? save_trace+0xe0/0x290 [ 35.098077] __lock_acquire+0x3449/0x5020 [ 35.098081] ? trace_hardirqs_on+0x10/0x10 [ 35.098084] ? trace_hardirqs_on+0x10/0x10 [ 35.098088] ? update_load_avg+0x389/0x27d0 [ 35.098092] ? __update_load_avg_blocked_se+0x730/0x730 [ 35.098097] ? attach_entity_load_avg+0x860/0x860 [ 35.098101] ? attach_entity_load_avg+0x860/0x860 [ 35.098104] ? graph_lock+0x170/0x170 [ 35.098109] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 35.098112] lock_acquire+0x1e4/0x540 [ 35.098116] ? down_trylock+0x13/0x70 [ 35.098119] ? lock_release+0xa30/0xa30 [ 35.098123] ? lock_downgrade+0x8f0/0x8f0 [ 35.098126] ? log_store+0x34f/0x4c0 [ 35.098130] ? vprintk_emit+0x31f/0x910 [ 35.098134] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.098137] ? down_trylock+0x13/0x70 [ 35.098141] down_trylock+0x13/0x70 [ 35.098145] __down_trylock_console_sem+0xae/0x200 [ 35.098149] console_trylock+0x15/0xa0 [ 35.098152] vprintk_emit+0x31f/0x910 [ 35.098156] ? wake_up_klogd+0x110/0x110 [ 35.098160] ? __lock_acquire+0x7fc/0x5020 [ 35.098163] ? trace_hardirqs_on+0x10/0x10 [ 35.098167] vprintk_default+0x28/0x30 [ 35.098170] vprintk_func+0x7a/0x117 [ 35.098173] printk+0xa7/0xcf [ 35.098177] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 35.098182] ? kasan_die_handler.cold.22+0x5/0x30 [ 35.098185] ? kasan_die_handler+0x1a/0x31 [ 35.098189] kasan_die_handler.cold.22+0x11/0x30 [ 35.098193] notifier_call_chain+0x180/0x390 [ 35.098197] ? unregister_die_notifier+0x20/0x20 [ 35.098201] ? rcu_is_watching+0x8c/0x150 [ 35.098205] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.098209] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.098212] ? cmp_ex_search+0x8c/0xb0 [ 35.098217] atomic_notifier_call_chain+0x98/0x190 [ 35.098220] notify_die+0x1be/0x2e0 [ 35.098224] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 35.098228] ? search_module_extables+0x18/0xc0 [ 35.098232] ? __schedule+0x1061/0x1ec0 [ 35.098236] ? __schedule+0x1061/0x1ec0 [ 35.098240] ? search_exception_tables+0x47/0x50 [ 35.098243] do_general_protection+0x248/0x2f0 [ 35.098247] general_protection+0x1e/0x30 [ 35.098251] RIP: 0010:__schedule+0x1061/0x1ec0 [ 35.098263] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 e3 9b 03 fb eb 9f 4c 89 e6 48 89 df e8 06 [ 35.098267] RSP: 0018:ffff8801b3366a80 EFLAGS: 00010806 [ 35.098275] RAX: 1bd5a00000000022 RBX: ffff8801ad18c240 RCX: 1ffff100365dc88f [ 35.098280] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 35.098285] RBP: ffff8801b3366c50 R08: ffff8801ad18c240 R09: fffff520003c3a47 [ 35.098291] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801ca5ca280 [ 35.098296] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db02ca40 [ 35.098300] ? __sched_text_start+0x8/0x8 [ 35.098304] ? generic_exec_single+0x1ea/0x5e0 [ 35.098308] ? __lock_is_held+0xb5/0x140 [ 35.098312] ? smp_call_function_single+0x43c/0x5c0 [ 35.098316] ? check_same_owner+0x340/0x340 [ 35.098320] ? smp_call_function_single+0x2d6/0x5c0 [ 35.098323] ? add_nops+0x90/0x90 [ 35.098327] ? arch_jump_label_transform+0x1b/0x40 [ 35.098331] preempt_schedule_common+0x22/0x60 [ 35.098335] _cond_resched+0x1d/0x30 [ 35.098338] __mutex_lock+0x13d/0x1700 [ 35.098342] ? fill_pte+0xd6/0x420 [ 35.098346] ? arch_jump_label_transform+0x1b/0x40 [ 35.098349] ? mutex_trylock+0x2b0/0x2b0 [ 35.098353] ? find_held_lock+0x36/0x1c0 [ 35.098357] ? lock_downgrade+0x8f0/0x8f0 [ 35.098360] ? mark_held_locks+0xc9/0x160 [ 35.098364] ? text_poke+0x3c3/0x5e0 [ 35.098367] ? on_each_cpu+0xf8/0x1d0 [ 35.098372] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 35.098381] ? trace_hardirqs_on+0xd/0x10 [ 35.098386] ? kasan_check_write+0x14/0x20 [ 35.098390] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 35.098394] ? wait_for_completion+0x8d0/0x8d0 [ 35.098398] ? update_cr8_intercept+0x53/0x230 [ 35.098402] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 35.098406] ? modules_open+0xa0/0xa0 [ 35.098409] ? kvm_vm_release+0x42/0x50 [ 35.098413] ? get_trap_addr+0x1d0/0x1d0 [ 35.098416] ? do_group_exit+0x177/0x440 [ 35.098421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.098425] ? jump_label_type+0x132/0x1d0 [ 35.098429] ? static_key_count+0x130/0x130 [ 35.098432] mutex_lock_nested+0x16/0x20 [ 35.098436] ? mutex_lock_nested+0x16/0x20 [ 35.098440] arch_jump_label_transform+0x1b/0x40 [ 35.098444] __jump_label_update+0x16e/0x1a0 [ 35.098447] jump_label_update+0x151/0x2e0 [ 35.098452] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 35.098456] ? static_key_disable+0x30/0x30 [ 35.098460] ? rcu_read_lock_sched_held+0x108/0x120 [ 35.098464] static_key_slow_dec+0x63/0xa0 [ 35.098468] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 35.098471] kvm_vcpu_uninit+0x44/0x90 [ 35.098475] vmx_free_vcpu+0x23a/0x300 [ 35.098478] kvm_arch_destroy_vm+0x365/0x7c0 [ 35.098482] ? check_memory_region+0x143/0x1b0 [ 35.098486] ? kvm_arch_sync_events+0x30/0x30 [ 35.098491] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 35.098495] Lost 71 message(s)! [ 36.123559] ---[ end trace c12898a9418429bf ]--- [ 36.128320] RIP: 0010:__schedule+0x1061/0x1ec0 [ 36.132906] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 e3 9b 03 fb eb 9f 4c 89 e6 48 89 df e8 06 [ 36.151823] RSP: 0018:ffff8801b3366a80 EFLAGS: 00010806 [ 36.157185] RAX: 1bd5a00000000022 RBX: ffff8801ad18c240 RCX: 1ffff100365dc88f [ 36.164455] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 36.171718] RBP: ffff8801b3366c50 R08: ffff8801ad18c240 R09: fffff520003c3a47 [ 36.178984] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801ca5ca280 [ 36.186254] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db02ca40 [ 36.193523] FS: 00000000023a2880(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 36.201758] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.207640] CR2: 000000000043f23e CR3: 00000001d9e09000 CR4: 00000000001426f0 [ 36.214909] Kernel panic - not syncing: Fatal exception [ 37.282198] Shutting down cpus with NMI [ 37.286515] Dumping ftrace buffer: [ 37.290049] (ftrace buffer empty) [ 37.293741] Kernel Offset: disabled [ 37.297351] Rebooting in 86400 seconds..