[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 25.837061] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 29.896303] random: sshd: uninitialized urandom read (32 bytes read) [ 30.336725] random: sshd: uninitialized urandom read (32 bytes read) [ 30.978499] random: sshd: uninitialized urandom read (32 bytes read) [ 31.191965] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.5' (ECDSA) to the list of known hosts. [ 36.924093] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 37.043088] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. [ 37.069310] kasan: CONFIG_KASAN_INLINE enabled [ 37.076489] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 37.083850] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 37.090088] CPU: 0 PID: 5340 Comm: syz-executor804 Not tainted 4.19.0-rc4+ #147 [ 37.097528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.106898] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 37.111397] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 b9 09 00 00 4d 8b 24 24 4d 85 e4 0f 84 0b f7 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 7d ed 03 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 37.130296] RSP: 0018:ffff8801cbcd6b80 EFLAGS: 00010806 [ 37.135659] RAX: 1bd5a00000000022 RBX: ffff8801bda96300 RCX: 1ffff10037f5488f [ 37.142928] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 37.150197] RBP: ffff8801cbcd6d58 R08: ffff8801d8616000 R09: fffff520003ca247 [ 37.157461] R10: fffff520003ca247 R11: ffffc90001e5123b R12: dead000000000100 [ 37.164729] R13: dffffc0000000000 R14: ffff8801dae2cb40 R15: ffff8801d8616000 [ 37.171999] FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 37.180219] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 37.186099] CR2: 00000000f7f0dc7f CR3: 000000000946a000 CR4: 00000000001426f0 [ 37.193364] Call Trace: [ 37.195982] ? add_nops+0x90/0x90 [ 37.199459] ? __sched_text_start+0x8/0x8 [ 37.203604] ? __set_pte_vaddr+0x135/0x1a0 [ 37.207844] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.212858] ? find_next_and_bit+0x183/0x1e0 [ 37.217277] ? smp_call_function_many+0x13f/0xb60 [ 37.222125] ? mark_held_locks+0xc7/0x130 [ 37.226271] ? text_poke+0x405/0x5e0 [ 37.229980] ? on_each_cpu+0xdd/0x1e0 [ 37.233803] ? on_each_cpu+0xdd/0x1e0 [ 37.237598] ? wait_lapic_expire+0xa1/0x8d0 [ 37.241939] ? lockdep_hardirqs_on+0x421/0x5c0 [ 37.246521] ? preempt_schedule+0x4d/0x60 [ 37.250670] ? wait_lapic_expire+0xa1/0x8d0 [ 37.254993] preempt_schedule_common+0x1f/0xd0 [ 37.259576] preempt_schedule+0x4d/0x60 [ 37.263553] ___preempt_schedule+0x16/0x18 [ 37.267802] ? on_each_cpu+0x13b/0x1e0 [ 37.271684] ? on_each_cpu+0x1a6/0x1e0 [ 37.275568] on_each_cpu+0x1ab/0x1e0 [ 37.279278] ? wait_lapic_expire+0xa0/0x8d0 [ 37.283602] text_poke_bp+0x14e/0x1de [ 37.287425] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 37.292364] ? poke_int3_handler+0x90/0x90 [ 37.296606] ? wait_for_completion+0x8a0/0x8a0 [ 37.301218] ? wait_lapic_expire+0xa0/0x8d0 [ 37.305542] __jump_label_transform.isra.0+0x478/0x8f0 [ 37.310821] ? modules_open+0xa0/0xa0 [ 37.314629] ? kvm_vm_release+0x42/0x50 [ 37.318605] ? get_trap_addr+0x1d0/0x1d0 [ 37.322679] ? do_group_exit+0x177/0x440 [ 37.326740] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.332274] ? jump_label_type+0x139/0x1e0 [ 37.336519] arch_jump_label_transform+0x2f/0x40 [ 37.341275] __jump_label_update+0x16e/0x1a0 [ 37.345686] jump_label_update+0x174/0x320 [ 37.349934] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.355384] ? static_key_disable+0x30/0x30 [ 37.359706] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.364725] static_key_slow_dec+0x63/0xa0 [ 37.368961] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.373482] kvm_vcpu_uninit+0x44/0x90 [ 37.377373] vmx_free_vcpu+0x23a/0x300 [ 37.381262] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.385688] ? check_memory_region+0x183/0x1b0 [ 37.390268] ? kvm_arch_sync_events+0x30/0x30 [ 37.394770] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.400347] ? mmu_notifier_unregister+0x474/0x600 [ 37.405311] ? kfree+0x107/0x230 [ 37.408678] ? __mmu_notifier_register+0x30/0x30 [ 37.413430] ? __free_pages+0x10a/0x190 [ 37.417404] ? free_unref_page+0x960/0x960 [ 37.421684] kvm_put_kvm+0x6c8/0xff0 [ 37.425413] ? kvm_write_guest_cached+0x40/0x40 [ 37.430093] ? kvm_irqfd_release+0xd1/0x120 [ 37.434432] ? _raw_spin_unlock_irq+0x27/0x80 [ 37.438933] ? _raw_spin_unlock_irq+0x27/0x80 [ 37.443443] ? kasan_check_write+0x14/0x20 [ 37.447682] ? do_raw_spin_lock+0xc1/0x200 [ 37.451935] ? kvm_irqfd_release+0xdd/0x120 [ 37.456257] ? kvm_irqfd_release+0xdd/0x120 [ 37.460585] ? kvm_put_kvm+0xff0/0xff0 [ 37.464485] kvm_vm_release+0x42/0x50 [ 37.468286] __fput+0x385/0xa30 [ 37.471571] ? get_max_files+0x20/0x20 [ 37.475461] ? trace_hardirqs_on+0xbd/0x310 [ 37.479794] ? ___might_sleep+0x1ed/0x300 [ 37.483951] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 37.489415] ? arch_local_save_flags+0x40/0x40 [ 37.494005] ? kasan_check_write+0x14/0x20 [ 37.498249] ? do_raw_spin_lock+0xc1/0x200 [ 37.502491] ____fput+0x15/0x20 [ 37.505779] task_work_run+0x1e8/0x2a0 [ 37.509673] ? task_work_cancel+0x240/0x240 [ 37.513999] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.519557] ? switch_task_namespaces+0x9d/0xd0 [ 37.524235] do_exit+0x1ad7/0x2610 [ 37.527794] ? check_memory_region+0x181/0x1b0 [ 37.532390] ? mm_update_next_owner+0x990/0x990 [ 37.537072] ? kvm_set_memory_region+0x50/0x50 [ 37.541664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.547216] ? check_preemption_disabled+0x48/0x200 [ 37.552227] ? check_preemption_disabled+0x48/0x200 [ 37.557252] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 37.562786] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 37.568065] ? rcu_pm_notify+0xc0/0xc0 [ 37.571963] ? kvm_vcpu_ioctl+0x29c/0x1150 [ 37.576209] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.581223] ? kfree+0x1fa/0x230 [ 37.584596] ? kvm_vcpu_ioctl+0x2a1/0x1150 [ 37.588868] ? kvm_vcpu_block+0x1030/0x1030 [ 37.593196] ? kvm_dev_ioctl+0x18a/0x1b10 [ 37.597347] ? save_stack+0xa9/0xd0 [ 37.600969] ? save_stack+0x43/0xd0 [ 37.604593] ? __kasan_slab_free+0x102/0x150 [ 37.609011] ? kmem_cache_free+0x83/0x290 [ 37.613157] ? putname+0xf2/0x130 [ 37.616614] ? __ia32_compat_sys_openat+0x98/0xf0 [ 37.621471] ? do_fast_syscall_32+0x34d/0xfb2 [ 37.625972] ? entry_SYSENTER_compat+0x70/0x7f [ 37.630570] ? trace_hardirqs_off+0xb8/0x310 [ 37.634996] ? kasan_check_read+0x11/0x20 [ 37.639145] ? do_raw_spin_unlock+0xa7/0x2f0 [ 37.643561] ? trace_hardirqs_on+0x310/0x310 [ 37.647972] ? kasan_check_write+0x14/0x20 [ 37.652207] ? trace_hardirqs_off+0xb8/0x310 [ 37.657125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.662667] ? check_preemption_disabled+0x48/0x200 [ 37.667683] ? check_preemption_disabled+0x48/0x200 [ 37.672708] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 37.678252] ? rcu_pm_notify+0xc0/0xc0 [ 37.682144] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.687682] ? __fget_light+0x2e9/0x430 [ 37.691667] ? kvm_vcpu_compat_ioctl+0x218/0x4a0 [ 37.696439] ? kvm_vcpu_ioctl+0x1150/0x1150 [ 37.700795] do_group_exit+0x177/0x440 [ 37.704698] ? trace_hardirqs_on+0xbd/0x310 [ 37.709020] ? __ia32_sys_exit+0x50/0x50 [ 37.713091] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 37.718541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.724093] ? __ia32_compat_sys_ioctl+0x17a/0x630 [ 37.729032] __ia32_sys_exit_group+0x3e/0x50 [ 37.733440] do_fast_syscall_32+0x34d/0xfb2 [ 37.737761] ? do_int80_syscall_32+0x890/0x890 [ 37.742350] ? entry_SYSENTER_compat+0x68/0x7f [ 37.746935] ? trace_hardirqs_off_caller+0xbb/0x310 [ 37.751949] ? syscall_return_slowpath+0x5e0/0x5e0 [ 37.756879] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.761730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.766586] ? trace_hardirqs_on_caller+0x310/0x310 [ 37.771603] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 37.776635] ? prepare_exit_to_usermode+0x291/0x3b0 [ 37.781686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.786531] entry_SYSENTER_compat+0x70/0x7f [ 37.790934] RIP: 0023:0xf7f0dca9 [ 37.794300] Code: Bad RIP value. [ 37.797659] RSP: 002b:00000000ffc42f5c EFLAGS: 00000296 ORIG_RAX: 00000000000000fc [ 37.805370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000080ed2b8 [ 37.812649] RDX: 0000000000000000 RSI: 00000000080d7df8 RDI: 00000000080ed2c0 [ 37.819920] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 37.827197] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.834460] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.841734] Modules linked in: [ 37.844929] [ 37.844935] ====================================================== [ 37.844941] WARNING: possible circular locking dependency detected [ 37.844945] 4.19.0-rc4+ #147 Not tainted [ 37.844951] ------------------------------------------------------ [ 37.844956] syz-executor804/5340 is trying to acquire lock: [ 37.844959] 00000000fdd061f7 ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 37.844975] [ 37.844979] but task is already holding lock: [ 37.844983] 00000000e25b5674 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 37.844998] [ 37.845002] which lock already depends on the new lock. [ 37.845005] [ 37.845008] [ 37.845013] the existing dependency chain (in reverse order) is: [ 37.845015] [ 37.845018] -> #2 (&rq->lock){-.-.}: [ 37.845033] _raw_spin_lock+0x2d/0x40 [ 37.845037] task_fork_fair+0xb0/0x6d0 [ 37.845041] sched_fork+0x443/0xba0 [ 37.845045] copy_process+0x2586/0x8780 [ 37.845049] _do_fork+0x1cb/0x11d0 [ 37.845053] kernel_thread+0x34/0x40 [ 37.845057] rest_init+0x22/0xe5 [ 37.845061] start_kernel+0x8f4/0x92f [ 37.845079] x86_64_start_reservations+0x29/0x2b [ 37.845084] x86_64_start_kernel+0x76/0x79 [ 37.845088] secondary_startup_64+0xa4/0xb0 [ 37.845091] [ 37.845093] -> #1 (&p->pi_lock){-.-.}: [ 37.845133] _raw_spin_lock_irqsave+0x99/0xd0 [ 37.845138] try_to_wake_up+0xd2/0x12f0 [ 37.845142] wake_up_process+0x10/0x20 [ 37.845146] __up.isra.1+0x1c0/0x2a0 [ 37.845150] up+0x13c/0x1c0 [ 37.845154] __up_console_sem+0xbe/0x1b0 [ 37.845159] console_unlock+0x814/0x1160 [ 37.845163] vprintk_emit+0x33d/0x930 [ 37.845180] vprintk_default+0x28/0x30 [ 37.845184] vprintk_func+0x7e/0x181 [ 37.845188] printk+0xa7/0xcf [ 37.845192] load_umh+0x51/0xbd [ 37.845196] do_one_initcall+0x145/0x957 [ 37.845200] kernel_init_freeable+0x4bb/0x5ae [ 37.845204] kernel_init+0x11/0x1b2 [ 37.845208] ret_from_fork+0x3a/0x50 [ 37.845211] [ 37.845213] -> #0 ((console_sem).lock){-...}: [ 37.845228] lock_acquire+0x1ed/0x520 [ 37.845233] _raw_spin_lock_irqsave+0x99/0xd0 [ 37.845237] down_trylock+0x13/0x70 [ 37.845242] __down_trylock_console_sem+0xae/0x200 [ 37.845246] console_trylock+0x15/0xa0 [ 37.845250] vprintk_emit+0x322/0x930 [ 37.845254] vprintk_default+0x28/0x30 [ 37.845258] vprintk_func+0x7e/0x181 [ 37.845262] printk+0xa7/0xcf [ 37.845266] kasan_die_handler.cold.22+0x11/0x30 [ 37.845271] notifier_call_chain+0x17e/0x380 [ 37.845275] atomic_notifier_call_chain+0x96/0x190 [ 37.845279] notify_die+0x1bd/0x2d0 [ 37.845284] do_general_protection+0x248/0x2f0 [ 37.845288] general_protection+0x1e/0x30 [ 37.845292] __schedule+0xfb7/0x1ed0 [ 37.845297] preempt_schedule_common+0x1f/0xd0 [ 37.845301] preempt_schedule+0x4d/0x60 [ 37.845305] ___preempt_schedule+0x16/0x18 [ 37.845309] on_each_cpu+0x1ab/0x1e0 [ 37.845314] text_poke_bp+0x14e/0x1de [ 37.845319] __jump_label_transform.isra.0+0x478/0x8f0 [ 37.845323] arch_jump_label_transform+0x2f/0x40 [ 37.845328] __jump_label_update+0x16e/0x1a0 [ 37.845332] jump_label_update+0x174/0x320 [ 37.845337] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.845342] static_key_slow_dec+0x63/0xa0 [ 37.845346] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.845350] kvm_vcpu_uninit+0x44/0x90 [ 37.845355] vmx_free_vcpu+0x23a/0x300 [ 37.845359] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.845363] kvm_put_kvm+0x6c8/0xff0 [ 37.845367] kvm_vm_release+0x42/0x50 [ 37.845371] __fput+0x385/0xa30 [ 37.845375] ____fput+0x15/0x20 [ 37.845379] task_work_run+0x1e8/0x2a0 [ 37.845383] do_exit+0x1ad7/0x2610 [ 37.845387] do_group_exit+0x177/0x440 [ 37.845392] __ia32_sys_exit_group+0x3e/0x50 [ 37.845396] do_fast_syscall_32+0x34d/0xfb2 [ 37.845401] entry_SYSENTER_compat+0x70/0x7f [ 37.845403] [ 37.845408] other info that might help us debug this: [ 37.845410] [ 37.845414] Chain exists of: [ 37.845416] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 37.845435] [ 37.845440] Possible unsafe locking scenario: [ 37.845442] [ 37.845447] CPU0 CPU1 [ 37.845451] ---- ---- [ 37.845453] lock(&rq->lock); [ 37.845463] lock(&p->pi_lock); [ 37.845473] lock(&rq->lock); [ 37.845481] lock((console_sem).lock); [ 37.845490] [ 37.845493] *** DEADLOCK *** [ 37.845496] [ 37.845500] 5 locks held by syz-executor804/5340: [ 37.845503] #0: 000000007c008dff (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 37.845522] #1: 000000006076f392 (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 37.845541] #2: 0000000012249c8c (text_mutex){+.+.}, at: arch_jump_label_transform+0x1b/0x40 [ 37.845559] #3: 00000000e25b5674 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 37.845577] #4: 00000000134363e9 (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 37.845596] [ 37.845599] stack backtrace: [ 37.845605] CPU: 0 PID: 5340 Comm: syz-executor804 Not tainted 4.19.0-rc4+ #147 [ 37.845613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.845616] Call Trace: [ 37.845620] dump_stack+0x1c4/0x2b4 [ 37.845634] ? dump_stack_print_info.cold.2+0x52/0x52 [ 37.845638] ? vprintk_func+0x85/0x181 [ 37.845644] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 37.845647] ? save_trace+0xe0/0x290 [ 37.845652] __lock_acquire+0x33e4/0x4ec0 [ 37.845656] ? mark_held_locks+0x130/0x130 [ 37.845660] ? mark_held_locks+0x130/0x130 [ 37.845665] ? update_load_avg+0x387/0x2470 [ 37.845669] ? __update_load_avg_blocked_se+0x730/0x730 [ 37.845674] ? attach_entity_load_avg+0x860/0x860 [ 37.845679] ? update_load_avg+0x387/0x2470 [ 37.845683] ? __lock_is_held+0xb5/0x140 [ 37.845687] ? attach_entity_load_avg+0x860/0x860 [ 37.845691] ? graph_lock+0x170/0x170 [ 37.845697] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.845701] lock_acquire+0x1ed/0x520 [ 37.845705] ? down_trylock+0x13/0x70 [ 37.845709] ? find_held_lock+0x36/0x1c0 [ 37.845713] ? lock_release+0x970/0x970 [ 37.845717] ? trace_hardirqs_off+0xb8/0x310 [ 37.845722] ? vprintk_emit+0x1d3/0x930 [ 37.845726] ? trace_hardirqs_on+0x310/0x310 [ 37.845731] ? trace_hardirqs_off+0xb8/0x310 [ 37.845734] ? log_store+0x344/0x4c0 [ 37.845739] ? vprintk_emit+0x322/0x930 [ 37.845743] _raw_spin_lock_irqsave+0x99/0xd0 [ 37.845747] ? down_trylock+0x13/0x70 [ 37.845751] down_trylock+0x13/0x70 [ 37.845756] __down_trylock_console_sem+0xae/0x200 [ 37.845760] console_trylock+0x15/0xa0 [ 37.845764] vprintk_emit+0x322/0x930 [ 37.845768] ? wake_up_klogd+0x180/0x180 [ 37.845773] ? __lock_acquire+0x7ec/0x4ec0 [ 37.845777] ? mark_held_locks+0x130/0x130 [ 37.845781] vprintk_default+0x28/0x30 [ 37.845785] vprintk_func+0x7e/0x181 [ 37.845789] printk+0xa7/0xcf [ 37.845793] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 37.845798] ? kasan_die_handler.cold.22+0x5/0x30 [ 37.845802] ? kasan_die_handler+0x1a/0x31 [ 37.845807] kasan_die_handler.cold.22+0x11/0x30 [ 37.845811] notifier_call_chain+0x17e/0x380 [ 37.845816] ? unregister_die_notifier+0x20/0x20 [ 37.845820] ? kasan_check_read+0x11/0x20 [ 37.845825] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 37.845829] ? rcu_bh_qs+0xc0/0xc0 [ 37.845833] ? rcu_bh_qs+0xc0/0xc0 [ 37.845838] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.845842] atomic_notifier_call_chain+0x96/0x190 [ 37.845846] notify_die+0x1bd/0x2d0 [ 37.845851] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 37.845856] ? search_module_extables+0x98/0xe0 [ 37.845860] ? __schedule+0xfb7/0x1ed0 [ 37.845864] ? __schedule+0xfb7/0x1ed0 [ 37.845869] ? search_exception_tables+0x47/0x50 [ 37.845873] do_general_protection+0x248/0x2f0 [ 37.845877] general_protection+0x1e/0x30 [ 37.845882] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 37.845900] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 b9 09 00 00 4d 8b 24 24 4d 85 e4 0f 84 0b f7 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 7d ed 03 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 37.845905] RSP: 0018:ffff8801cbcd6b80 EFLAGS: 00010806 [ 37.845914] RAX: 1bd5a00000000022 RBX: ffff8801bda96300 RCX: 1ffff10037f5488f [ 37.845920] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 37.845927] RBP: ffff8801cbcd6d58 R08: ffff8801d8616000 R09: fffff520003ca247 [ 37.845933] R10: fffff520003ca247 R11: ffffc90001e5123b R12: dead000000000100 [ 37.845939] R13: dffffc0000000000 R14: ffff8801dae2cb40 R15: ffff8801d8616000 [ 37.845943] ? add_nops+0x90/0x90 [ 37.845947] ? __sched_text_start+0x8/0x8 [ 37.845951] ? __set_pte_vaddr+0x135/0x1a0 [ 37.845956] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.845960] ? find_next_and_bit+0x183/0x1e0 [ 37.845965] ? smp_call_function_many+0x13f/0xb60 [ 37.845981] ? mark_held_locks+0xc7/0x130 [ 37.845985] ? text_poke+0x405/0x5e0 [ 37.845990] ? on_each_cpu+0xdd/0x1e0 [ 37.845994] ? on_each_cpu+0xdd/0x1e0 [ 37.845998] ? wait_lapic_expire+0xa1/0x8d0 [ 37.846003] ? lockdep_hardirqs_on+0x421/0x5c0 [ 37.846007] ? preempt_schedule+0x4d/0x60 [ 37.846012] ? wait_lapic_expire+0xa1/0x8d0 [ 37.846017] preempt_schedule_common+0x1f/0xd0 [ 37.846021] preempt_schedule+0x4d/0x60 [ 37.846025] ___preempt_schedule+0x16/0x18 [ 37.846029] ? on_each_cpu+0x13b/0x1e0 [ 37.846034] ? on_each_cpu+0x1a6/0x1e0 [ 37.846038] on_each_cpu+0x1ab/0x1e0 [ 37.846042] ? wait_lapic_expire+0xa0/0x8d0 [ 37.846046] text_poke_bp+0x14e/0x1de [ 37.846051] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 37.846056] ? poke_int3_handler+0x90/0x90 [ 37.846060] ? wait_for_completion+0x8a0/0x8a0 [ 37.846065] ? wait_lapic_expire+0xa0/0x8d0 [ 37.846070] __jump_label_transform.isra.0+0x478/0x8f0 [ 37.846074] ? modules_open+0xa0/0xa0 [ 37.846078] ? kvm_vm_release+0x42/0x50 [ 37.846083] ? get_trap_addr+0x1d0/0x1d0 [ 37.846087] ? do_group_exit+0x177/0x440 [ 37.846092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.846097] ? jump_label_type+0x139/0x1e0 [ 37.846101] arch_jump_label_transform+0x2f/0x40 [ 37.846106] __jump_label_update+0x16e/0x1a0 [ 37.846110] jump_label_update+0x174/0x320 [ 37.846116] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.846120] ? static_key_disable+0x30/0x30 [ 37.846125] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.846129] static_key_slow_dec+0x63/0xa0 [ 37.846134] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.846138] kvm_vcpu_uninit+0x44/0x90 [ 37.846142] vmx_free_vcpu+0x23a/0x30 [ 37.846150] Lost 100 message(s)! [ 38.872286] ---[ end trace eaf64b5ac78cad98 ]--- [ 38.877047] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 38.881541] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 b9 09 00 00 4d 8b 24 24 4d 85 e4 0f 84 0b f7 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 7d ed 03 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 38.900437] RSP: 0018:ffff8801cbcd6b80 EFLAGS: 00010806 [ 38.905800] RAX: 1bd5a00000000022 RBX: ffff8801bda96300 RCX: 1ffff10037f5488f [ 38.913069] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 38.920340] RBP: ffff8801cbcd6d58 R08: ffff8801d8616000 R09: fffff520003ca247 [ 38.927606] R10: fffff520003ca247 R11: ffffc90001e5123b R12: dead000000000100 [ 38.934878] R13: dffffc0000000000 R14: ffff8801dae2cb40 R15: ffff8801d8616000 [ 38.942174] FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 38.950411] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 38.956283] CR2: 00000000f7f0dc7f CR3: 000000000946a000 CR4: 00000000001426f0 [ 38.963549] Kernel panic - not syncing: Fatal exception [ 40.147594] Shutting down cpus with NMI [ 40.152494] Kernel Offset: disabled [ 40.156118] Rebooting in 86400 seconds..