[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 24.772784] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.492510] random: sshd: uninitialized urandom read (32 bytes read) [ 27.821009] random: sshd: uninitialized urandom read (32 bytes read) [ 28.420046] random: sshd: uninitialized urandom read (32 bytes read) [ 28.607556] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. [ 34.335455] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 34.434460] 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. [ 34.491637] kasan: CONFIG_KASAN_INLINE enabled [ 34.497594] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 34.504945] general protection fault: 0000 [#1] SMP KASAN [ 34.510465] CPU: 1 PID: 4500 Comm: syz-executor030 Not tainted 4.18.0-next-20180817+ #42 [ 34.518670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.528016] RIP: 0010:__schedule+0xf48/0x1df0 [ 34.532508] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 94 09 00 00 4d 8b 6d 00 4d 85 ed 0f 84 84 f7 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 8c a4 06 fb eb 9f 4c 89 e6 48 89 df e8 af [ 34.551396] RSP: 0018:ffff8801ad32ea80 EFLAGS: 00010806 [ 34.556765] RAX: 1bd5a00000000022 RBX: ffff8801aec24680 RCX: 1ffff1003526f88f [ 34.564014] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 34.571264] RBP: ffff8801ad32ec50 R08: ffff8801aec24680 R09: fffff520003c3a47 [ 34.578540] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801d9f504c0 [ 34.585806] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12cc40 [ 34.593068] FS: 00000000011a8880(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 34.601275] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.607165] CR2: 000000000043fd9e CR3: 00000001aef37000 CR4: 00000000001426e0 [ 34.614427] Call Trace: [ 34.617027] ? __sched_text_start+0x8/0x8 [ 34.621165] ? generic_exec_single+0x1ea/0x5e0 [ 34.625746] ? __lock_is_held+0xb5/0x140 [ 34.629793] ? check_same_owner+0x340/0x340 [ 34.634098] ? check_same_owner+0x340/0x340 [ 34.638446] ? smp_call_function_single+0x2d6/0x5c0 [ 34.643453] ? add_nops+0x90/0x90 [ 34.646894] ? arch_jump_label_transform+0x1b/0x40 [ 34.651808] preempt_schedule_common+0x22/0x60 [ 34.656385] _cond_resched+0x1d/0x30 [ 34.660088] __mutex_lock+0x13d/0x1700 [ 34.663986] ? fill_pte+0xd6/0x420 [ 34.667522] ? arch_jump_label_transform+0x1b/0x40 [ 34.672441] ? mutex_trylock+0x2b0/0x2b0 [ 34.676488] ? find_held_lock+0x36/0x1c0 [ 34.680553] ? lock_downgrade+0x8f0/0x8f0 [ 34.684686] ? trace_hardirqs_on+0xbd/0x2c0 [ 34.688992] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 34.694077] ? text_poke_bp+0x10c/0x16a [ 34.698046] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 34.703136] ? kvm_cpu_get_interrupt+0xf/0x220 [ 34.707700] ? kvm_cpu_get_interrupt+0x10/0x220 [ 34.712377] ? kasan_check_write+0x14/0x20 [ 34.716604] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 34.721521] ? wait_for_completion+0x8d0/0x8d0 [ 34.726088] ? kvm_cpu_get_interrupt+0xf/0x220 [ 34.730681] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 34.736119] ? modules_open+0xa0/0xa0 [ 34.739926] ? kvm_vm_release+0x42/0x50 [ 34.743890] ? get_trap_addr+0x1d0/0x1d0 [ 34.747937] ? do_group_exit+0x177/0x440 [ 34.751984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 34.757504] ? jump_label_type+0x132/0x1d0 [ 34.761723] ? static_key_count+0x130/0x130 [ 34.766031] mutex_lock_nested+0x16/0x20 [ 34.770093] ? mutex_lock_nested+0x16/0x20 [ 34.774321] arch_jump_label_transform+0x1b/0x40 [ 34.779067] __jump_label_update+0x16e/0x1a0 [ 34.783463] jump_label_update+0x151/0x2e0 [ 34.787701] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 34.793180] ? static_key_disable+0x30/0x30 [ 34.797505] ? rcu_read_lock_sched_held+0x108/0x120 [ 34.802518] static_key_slow_dec+0x63/0xa0 [ 34.806757] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 34.811240] kvm_vcpu_uninit+0x44/0x90 [ 34.815117] vmx_free_vcpu+0x23a/0x300 [ 34.818992] kvm_arch_destroy_vm+0x365/0x7c0 [ 34.823411] ? check_memory_region+0x143/0x1b0 [ 34.827987] ? kvm_arch_sync_events+0x30/0x30 [ 34.832479] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 34.838000] ? mmu_notifier_unregister+0x474/0x600 [ 34.842928] ? trace_hardirqs_on+0x2c0/0x2c0 [ 34.847342] ? kfree+0x111/0x210 [ 34.850704] ? __mmu_notifier_register+0x30/0x30 [ 34.855459] ? __free_pages+0x10a/0x190 [ 34.859425] ? free_unref_page+0x930/0x930 [ 34.863762] kvm_put_kvm+0x73f/0x1060 [ 34.867564] ? kvm_write_guest_cached+0x40/0x40 [ 34.872236] ? _raw_spin_unlock_irq+0x27/0x70 [ 34.876724] ? _raw_spin_unlock_irq+0x27/0x70 [ 34.881222] ? lockdep_hardirqs_on+0x421/0x5c0 [ 34.885808] ? kasan_check_write+0x14/0x20 [ 34.890051] ? do_raw_spin_lock+0xc1/0x200 [ 34.894272] ? kvm_irqfd_release+0xdd/0x120 [ 34.898609] ? kvm_put_kvm+0x1060/0x1060 [ 34.902652] kvm_vm_release+0x42/0x50 [ 34.906440] __fput+0x376/0x8a0 [ 34.909705] ? __alloc_file+0x400/0x400 [ 34.913662] ? check_same_owner+0x340/0x340 [ 34.917968] ? kasan_check_write+0x14/0x20 [ 34.922203] ? do_raw_spin_lock+0xc1/0x200 [ 34.926432] ____fput+0x15/0x20 [ 34.929699] task_work_run+0x1e8/0x2a0 [ 34.933572] ? task_work_cancel+0x240/0x240 [ 34.937918] ? switch_task_namespaces+0xbd/0xd0 [ 34.942571] do_exit+0x1ae4/0x26e0 [ 34.946119] ? mm_update_next_owner+0x9a0/0x9a0 [ 34.950778] ? put_pid.part.2+0x1c5/0x240 [ 34.954922] ? pid_task+0x200/0x200 [ 34.958924] ? netlink_attachskb+0x9a0/0x9a0 [ 34.963351] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 34.968899] ? put_pid+0x24/0x30 [ 34.972264] ? netlink_sendmsg+0x53e/0xfc0 [ 34.976501] ? kasan_check_read+0x11/0x20 [ 34.980648] ? rcu_is_watching+0x8c/0x150 [ 34.984796] ? rcu_pm_notify+0xc0/0xc0 [ 34.988685] ? ___sys_sendmsg+0x313/0x930 [ 34.992836] ? rcu_read_lock_sched_held+0x108/0x120 [ 34.997848] ? kfree+0x1d7/0x210 [ 35.001218] ? ___sys_sendmsg+0x318/0x930 [ 35.005363] ? find_held_lock+0x36/0x1c0 [ 35.009436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.014985] ? __fget_light+0x2f7/0x440 [ 35.018968] ? fget_raw+0x20/0x20 [ 35.022444] ? __fd_install+0x2db/0x880 [ 35.026439] ? get_unused_fd_flags+0x1a0/0x1a0 [ 35.031021] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 35.036557] ? sockfd_lookup_light+0xc5/0x160 [ 35.041053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.046584] ? __sys_sendmsg+0x1ba/0x290 [ 35.050657] ? __ia32_sys_shutdown+0x80/0x80 [ 35.055073] do_group_exit+0x177/0x440 [ 35.058961] ? trace_hardirqs_on+0xbd/0x2c0 [ 35.063301] ? __ia32_sys_exit+0x50/0x50 [ 35.067377] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.072479] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.078016] __x64_sys_exit_group+0x3e/0x50 [ 35.082337] do_syscall_64+0x1b9/0x820 [ 35.086225] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.091599] ? syscall_return_slowpath+0x5e0/0x5e0 [ 35.096527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.101371] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 35.106478] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 35.111493] ? prepare_exit_to_usermode+0x291/0x3b0 [ 35.116510] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.121357] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.126556] RIP: 0033:0x43fdc8 [ 35.129750] Code: Bad RIP value. [ 35.133123] RSP: 002b:00007fff0e93ca78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 35.140857] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043fdc8 [ 35.148134] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 35.155404] RBP: 00000000004bf988 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 35.162667] R10: 65732f636f72702f R11: 0000000000000246 R12: 0000000000000001 [ 35.169931] R13: 00000000006d11e0 R14: 0000000000000000 R15: 0000000000000000 [ 35.177197] Modules linked in: [ 35.180406] Dumping ftrace buffer: [ 35.183956] (ftrace buffer empty) [ 35.187667] [ 35.187673] ====================================================== [ 35.187678] WARNING: possible circular locking dependency detected [ 35.187682] 4.18.0-next-20180817+ #42 Not tainted [ 35.187688] ------------------------------------------------------ [ 35.187693] syz-executor030/4500 is trying to acquire lock: [ 35.187696] 000000004ae79567 ((console_sem).lock){-.-.}, at: down_trylock+0x13/0x70 [ 35.187710] [ 35.187714] but task is already holding lock: [ 35.187718] 0000000024ad339a (&rq->lock){-.-.}, at: __schedule+0x24d/0x1df0 [ 35.187731] [ 35.187736] which lock already depends on the new lock. [ 35.187738] [ 35.187741] [ 35.187746] the existing dependency chain (in reverse order) is: [ 35.187748] [ 35.187750] -> #2 (&rq->lock){-.-.}: [ 35.187764] _raw_spin_lock+0x2a/0x40 [ 35.187768] task_fork_fair+0x93/0x680 [ 35.187772] sched_fork+0x44b/0xbd0 [ 35.187775] copy_process+0x235e/0x7ae0 [ 35.187779] _do_fork+0x1ca/0x1170 [ 35.187783] kernel_thread+0x34/0x40 [ 35.187786] rest_init+0x22/0xe4 [ 35.187790] start_kernel+0x913/0x94e [ 35.187794] x86_64_start_reservations+0x29/0x2b [ 35.187799] x86_64_start_kernel+0x76/0x79 [ 35.187803] secondary_startup_64+0xa4/0xb0 [ 35.187805] [ 35.187807] -> #1 (&p->pi_lock){-.-.}: [ 35.187821] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.187825] try_to_wake_up+0xd2/0x1250 [ 35.187829] wake_up_process+0x10/0x20 [ 35.187833] __up.isra.1+0x1c0/0x2a0 [ 35.187836] up+0x13c/0x1c0 [ 35.187840] __up_console_sem+0xbe/0x1b0 [ 35.187844] console_unlock+0x506/0x10d0 [ 35.187848] vprintk_emit+0x33a/0x910 [ 35.187852] vprintk_default+0x28/0x30 [ 35.187856] vprintk_func+0x7a/0x117 [ 35.187859] printk+0xa7/0xcf [ 35.187863] load_umh+0x51/0xbd [ 35.187867] do_one_initcall+0x127/0x838 [ 35.187877] kernel_init_freeable+0x4bb/0x5ae [ 35.187881] kernel_init+0x11/0x1b3 [ 35.187885] ret_from_fork+0x3a/0x50 [ 35.187887] [ 35.187890] -> #0 ((console_sem).lock){-.-.}: [ 35.187904] lock_acquire+0x1e4/0x4f0 [ 35.187908] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.187912] down_trylock+0x13/0x70 [ 35.187917] __down_trylock_console_sem+0xae/0x200 [ 35.187920] console_trylock+0x15/0xa0 [ 35.187924] vprintk_emit+0x31f/0x910 [ 35.187928] vprintk_default+0x28/0x30 [ 35.187932] vprintk_func+0x7a/0x117 [ 35.187935] printk+0xa7/0xcf [ 35.187940] kasan_die_handler.cold.22+0x11/0x30 [ 35.187944] notifier_call_chain+0x180/0x390 [ 35.187948] atomic_notifier_call_chain+0x98/0x190 [ 35.187952] notify_die+0x1be/0x2e0 [ 35.187956] do_general_protection+0x248/0x2f0 [ 35.187960] general_protection+0x1e/0x30 [ 35.187964] __schedule+0xf48/0x1df0 [ 35.187968] preempt_schedule_common+0x22/0x60 [ 35.187972] _cond_resched+0x1d/0x30 [ 35.187976] __mutex_lock+0x13d/0x1700 [ 35.187979] mutex_lock_nested+0x16/0x20 [ 35.187984] arch_jump_label_transform+0x1b/0x40 [ 35.187988] __jump_label_update+0x16e/0x1a0 [ 35.187992] jump_label_update+0x151/0x2e0 [ 35.187997] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 35.188001] static_key_slow_dec+0x63/0xa0 [ 35.188005] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 35.188009] kvm_vcpu_uninit+0x44/0x90 [ 35.188013] vmx_free_vcpu+0x23a/0x300 [ 35.188017] kvm_arch_destroy_vm+0x365/0x7c0 [ 35.188020] kvm_put_kvm+0x73f/0x1060 [ 35.188024] kvm_vm_release+0x42/0x50 [ 35.188028] __fput+0x376/0x8a0 [ 35.188031] ____fput+0x15/0x20 [ 35.188035] task_work_run+0x1e8/0x2a0 [ 35.188038] do_exit+0x1ae4/0x26e0 [ 35.188042] do_group_exit+0x177/0x440 [ 35.188046] __x64_sys_exit_group+0x3e/0x50 [ 35.188050] do_syscall_64+0x1b9/0x820 [ 35.188055] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.188057] [ 35.188061] other info that might help us debug this: [ 35.188064] [ 35.188067] Chain exists of: [ 35.188069] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 35.188087] [ 35.188091] Possible unsafe locking scenario: [ 35.188093] [ 35.188097] CPU0 CPU1 [ 35.188101] ---- ---- [ 35.188103] lock(&rq->lock); [ 35.188120] lock(&p->pi_lock); [ 35.188130] lock(&rq->lock); [ 35.188137] lock((console_sem).lock); [ 35.188145] [ 35.188149] *** DEADLOCK *** [ 35.188151] [ 35.188155] 4 locks held by syz-executor030/4500: [ 35.188157] #0: 00000000664bdb3f (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 35.188175] #1: 000000002cfdd4f8 (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 35.188193] #2: 0000000024ad339a (&rq->lock){-.-.}, at: __schedule+0x24d/0x1df0 [ 35.188209] #3: 00000000985521b9 (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 35.188227] [ 35.188230] stack backtrace: [ 35.188236] CPU: 1 PID: 4500 Comm: syz-executor030 Not tainted 4.18.0-next-20180817+ #42 [ 35.188243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.188246] Call Trace: [ 35.188250] dump_stack+0x1c9/0x2b4 [ 35.188255] ? dump_stack_print_info.cold.2+0x52/0x52 [ 35.188259] ? vprintk_func+0x100/0x117 [ 35.188263] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 35.188267] ? save_trace+0xe0/0x290 [ 35.188271] __lock_acquire+0x3449/0x5020 [ 35.188275] ? mark_held_locks+0x160/0x160 [ 35.188279] ? mark_held_locks+0x160/0x160 [ 35.188283] ? update_load_avg+0x389/0x27d0 [ 35.188288] ? __update_load_avg_blocked_se+0x730/0x730 [ 35.188292] ? attach_entity_load_avg+0x860/0x860 [ 35.188296] ? trace_hardirqs_off+0xb8/0x2b0 [ 35.188301] ? attach_entity_load_avg+0x860/0x860 [ 35.188305] ? graph_lock+0x170/0x170 [ 35.188309] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 35.188313] lock_acquire+0x1e4/0x4f0 [ 35.188317] ? down_trylock+0x13/0x70 [ 35.188321] ? lock_release+0x9f0/0x9f0 [ 35.188325] ? trace_hardirqs_off+0xb8/0x2b0 [ 35.188329] ? trace_hardirqs_on+0x2c0/0x2c0 [ 35.188333] ? trace_hardirqs_off+0xb8/0x2b0 [ 35.188337] ? log_store+0x34f/0x4c0 [ 35.188340] ? vprintk_emit+0x31f/0x910 [ 35.188345] _raw_spin_lock_irqsave+0x96/0xc0 [ 35.188348] ? down_trylock+0x13/0x70 [ 35.188352] down_trylock+0x13/0x70 [ 35.188356] __down_trylock_console_sem+0xae/0x200 [ 35.188360] console_trylock+0x15/0xa0 [ 35.188364] vprintk_emit+0x31f/0x910 [ 35.188368] ? wake_up_klogd+0x110/0x110 [ 35.188371] ? __lock_acquire+0x7fc/0x5020 [ 35.188376] ? mark_held_locks+0x160/0x160 [ 35.188380] vprintk_default+0x28/0x30 [ 35.188384] vprintk_func+0x7a/0x117 [ 35.188387] printk+0xa7/0xcf [ 35.188391] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 35.188396] ? perf_event_update_userpage+0xd30/0xd30 [ 35.188400] ? kasan_die_handler.cold.22+0x5/0x30 [ 35.188404] ? kasan_die_handler+0x1a/0x31 [ 35.188409] kasan_die_handler.cold.22+0x11/0x30 [ 35.188413] notifier_call_chain+0x180/0x390 [ 35.188417] ? unregister_die_notifier+0x20/0x20 [ 35.188421] ? rcu_is_watching+0x8c/0x150 [ 35.188425] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.188429] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 35.188433] ? cmp_ex_search+0x8c/0xb0 [ 35.188437] atomic_notifier_call_chain+0x98/0x190 [ 35.188441] notify_die+0x1be/0x2e0 [ 35.188446] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 35.188450] ? search_module_extables+0x18/0xc0 [ 35.188454] ? __schedule+0xf48/0x1df0 [ 35.188457] ? __schedule+0xf48/0x1df0 [ 35.188462] ? search_exception_tables+0x47/0x50 [ 35.188466] do_general_protection+0x248/0x2f0 [ 35.188470] general_protection+0x1e/0x30 [ 35.188474] RIP: 0010:__schedule+0xf48/0x1df0 [ 35.188486] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 94 09 00 00 4d 8b 6d 00 4d 85 ed 0f 84 84 f7 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 8c a4 06 fb eb 9f 4c 89 e6 48 89 df e8 af [ 35.188491] RSP: 0018:ffff8801ad32ea80 EFLAGS: 00010806 [ 35.188499] RAX: 1bd5a00000000022 RBX: ffff8801aec24680 RCX: 1ffff1003526f88f [ 35.188505] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 35.188510] RBP: ffff8801ad32ec50 R08: ffff8801aec24680 R09: fffff520003c3a47 [ 35.188516] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801d9f504c0 [ 35.188522] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12cc40 [ 35.188526] ? __sched_text_start+0x8/0x8 [ 35.188530] ? generic_exec_single+0x1ea/0x5e0 [ 35.188534] ? __lock_is_held+0xb5/0x140 [ 35.188538] ? check_same_owner+0x340/0x340 [ 35.188542] ? check_same_owner+0x340/0x340 [ 35.188546] ? smp_call_function_single+0x2d6/0x5c0 [ 35.188550] ? add_nops+0x90/0x90 [ 35.188554] ? arch_jump_label_transform+0x1b/0x40 [ 35.188558] preempt_schedule_common+0x22/0x60 [ 35.188562] _cond_resched+0x1d/0x30 [ 35.188566] __mutex_lock+0x13d/0x1700 [ 35.188570] ? fill_pte+0xd6/0x420 [ 35.188574] ? arch_jump_label_transform+0x1b/0x40 [ 35.188578] ? mutex_trylock+0x2b0/0x2b0 [ 35.188582] ? find_held_lock+0x36/0x1c0 [ 35.188586] ? lock_downgrade+0x8f0/0x8f0 [ 35.188590] ? trace_hardirqs_on+0xbd/0x2c0 [ 35.188595] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.188599] ? text_poke_bp+0x10c/0x16a [ 35.188603] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 35.188607] ? kvm_cpu_get_interrupt+0xf/0x220 [ 35.188612] ? kvm_cpu_get_interrupt+0x10/0x220 [ 35.188616] ? kasan_check_write+0x14/0x20 [ 35.188620] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 35.188624] ? wait_for_completion+0x8d0/0x8d0 [ 35.188628] ? kvm_cpu_get_interrupt+0xf/0x220 [ 35.188633] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 35.188637] ? modules_open+0xa0/0xa0 [ 35.188641] ? kvm_vm_release+0x42/0x50 [ 35.188644] ? get_trap_addr+0x1d0/0x1d0 [ 35.188648] ? do_group_exit+0x177/0x440 [ 35.188653] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 35.188657] ? jump_label_type+0x132/0x1d0 [ 35.188661] ? static_key_count+0x130/0x130 [ 35.188665] mutex_lock_nested+0x16/0x20 [ 35.188669] ? mutex_lock_nested+0x16/0x20 [ 35.188673] arch_jump_label_transform+0x1b/0x40 [ 35.188678] __jump_label_update+0x16e/0x1a0 [ 35.188681] jump_label_update+0x151/0x2e0 [ 35.188686] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 35.188690] ? static_key_disable+0x30/0x30 [ 35.188695] ? rcu_read_lock_sched_held+0x108/0x120 [ 35.188699] static_key_slow_dec+0x63/0xa0 [ 35.188703] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 35.188707] kvm_vcpu_uninit+0x44/0x90 [ 35.188710] vmx_free_vcpu+0x23a/0x300 [ 35.188714] kvm_arch_destroy_vm+0x365/0x7c0 [ 35.188719] ? check_memory_region+0x143/0x1b0 [ 35.188721] ? kv [ 35.188728] Lost 76 message(s)! [ 36.215292] ---[ end trace 73bb1228335cd0f2 ]--- [ 36.220060] RIP: 0010:__schedule+0xf48/0x1df0 [ 36.224571] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 94 09 00 00 4d 8b 6d 00 4d 85 ed 0f 84 84 f7 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 8c a4 06 fb eb 9f 4c 89 e6 48 89 df e8 af [ 36.243480] RSP: 0018:ffff8801ad32ea80 EFLAGS: 00010806 [ 36.248860] RAX: 1bd5a00000000022 RBX: ffff8801aec24680 RCX: 1ffff1003526f88f [ 36.256139] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 36.263401] RBP: ffff8801ad32ec50 R08: ffff8801aec24680 R09: fffff520003c3a47 [ 36.270664] R10: fffff520003c3a47 R11: ffffc90001e1d23b R12: ffff8801d9f504c0 [ 36.277928] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12cc40 [ 36.285193] FS: 00000000011a8880(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 36.293419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.299301] CR2: 000000000043fd9e CR3: 00000001aef37000 CR4: 00000000001426e0 [ 36.306571] Kernel panic - not syncing: Fatal exception [ 37.421184] Shutting down cpus with NMI [ 37.425512] Dumping ftrace buffer: [ 37.429055] (ftrace buffer empty) [ 37.432764] Kernel Offset: disabled [ 37.436371] Rebooting in 86400 seconds..