[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 27.081196] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 30.526534] random: sshd: uninitialized urandom read (32 bytes read) [ 30.807433] random: sshd: uninitialized urandom read (32 bytes read) [ 31.422989] random: sshd: uninitialized urandom read (32 bytes read) [ 31.642606] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.15.240' (ECDSA) to the list of known hosts. [ 37.237738] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 37.367566] 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. [ 37.391703] kasan: CONFIG_KASAN_INLINE enabled [ 37.398822] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 37.406183] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 37.412418] CPU: 1 PID: 5396 Comm: syz-executor096 Not tainted 4.19.0-rc3+ #9 [ 37.419707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.429073] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 37.433574] 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 ad 0b 04 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 37.452476] RSP: 0018:ffff8801d829ebd0 EFLAGS: 00010806 [ 37.457851] RAX: 1bd5a00000000022 RBX: ffff8801bcfba540 RCX: 1ffff1003b06d88f [ 37.465116] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 37.472382] RBP: ffff8801d829eda8 R08: ffff8801d2534600 R09: fffff520003c8247 [ 37.479653] R10: fffff520003c8247 R11: ffffc90001e4123b R12: dead000000000100 [ 37.486929] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801d2534600 [ 37.494204] FS: 0000000001e7c880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 37.502427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.508308] CR2: 000000000043ec9e CR3: 000000000946a000 CR4: 00000000001426e0 [ 37.515575] Call Trace: [ 37.518168] ? generic_exec_single+0x5f0/0x5f0 [ 37.522759] ? __sched_text_start+0x8/0x8 [ 37.526915] ? __set_pte_vaddr+0x135/0x1a0 [ 37.531153] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.536169] ? find_next_and_bit+0x183/0x1e0 [ 37.540584] ? smp_call_function_many+0x13f/0xb60 [ 37.545432] ? mark_held_locks+0xc7/0x130 [ 37.549834] ? text_poke+0x405/0x5e0 [ 37.553553] ? on_each_cpu+0xdd/0x1e0 [ 37.557371] ? on_each_cpu+0xdd/0x1e0 [ 37.561178] ? vcpu_enter_guest+0xa94/0x62e0 [ 37.565588] ? lockdep_hardirqs_on+0x421/0x5c0 [ 37.570171] ? preempt_schedule+0x4d/0x60 [ 37.574322] ? vcpu_enter_guest+0xa94/0x62e0 [ 37.578730] preempt_schedule_common+0x1f/0xd0 [ 37.583317] preempt_schedule+0x4d/0x60 [ 37.587292] ___preempt_schedule+0x16/0x18 [ 37.591528] ? on_each_cpu+0x13b/0x1e0 [ 37.595415] ? on_each_cpu+0x1a6/0x1e0 [ 37.599302] on_each_cpu+0x1ab/0x1e0 [ 37.603022] ? vcpu_enter_guest+0xa93/0x62e0 [ 37.607431] text_poke_bp+0x102/0x1de [ 37.611232] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 37.616165] ? poke_int3_handler+0x90/0x90 [ 37.620403] ? wait_for_completion+0x8a0/0x8a0 [ 37.624989] ? vcpu_enter_guest+0xa93/0x62e0 [ 37.629410] __jump_label_transform.isra.0+0x478/0x8f0 [ 37.634692] ? modules_open+0xa0/0xa0 [ 37.638503] ? kvm_vm_release+0x42/0x50 [ 37.642489] ? get_trap_addr+0x1d0/0x1d0 [ 37.646551] ? do_group_exit+0x177/0x440 [ 37.650615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.656152] ? jump_label_type+0x139/0x1e0 [ 37.660397] arch_jump_label_transform+0x2f/0x40 [ 37.665154] __jump_label_update+0x16e/0x1a0 [ 37.669573] jump_label_update+0x174/0x320 [ 37.673815] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.679265] ? static_key_disable+0x30/0x30 [ 37.683593] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.688613] static_key_slow_dec+0x63/0xa0 [ 37.692851] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.697354] kvm_vcpu_uninit+0x44/0x90 [ 37.701245] vmx_free_vcpu+0x23a/0x300 [ 37.705138] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.709555] ? check_memory_region+0x143/0x1b0 [ 37.714135] ? kvm_arch_sync_events+0x30/0x30 [ 37.718638] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.724178] ? mmu_notifier_unregister+0x474/0x600 [ 37.729128] ? kfree+0x107/0x230 [ 37.732508] ? __mmu_notifier_register+0x30/0x30 [ 37.737274] ? __free_pages+0x10a/0x190 [ 37.741252] ? free_unref_page+0x960/0x960 [ 37.745512] kvm_put_kvm+0x6c8/0xff0 [ 37.749239] ? kvm_write_guest_cached+0x40/0x40 [ 37.753912] ? kvm_irqfd_release+0xd1/0x120 [ 37.758248] ? _raw_spin_unlock_irq+0x27/0x80 [ 37.762743] ? _raw_spin_unlock_irq+0x27/0x80 [ 37.767248] ? kasan_check_write+0x14/0x20 [ 37.771496] ? do_raw_spin_lock+0xc1/0x200 [ 37.775740] ? kvm_irqfd_release+0xdd/0x120 [ 37.780060] ? kvm_irqfd_release+0xdd/0x120 [ 37.784398] ? kvm_put_kvm+0xff0/0xff0 [ 37.788286] kvm_vm_release+0x42/0x50 [ 37.792091] __fput+0x385/0xa30 [ 37.795374] ? get_max_files+0x20/0x20 [ 37.799292] ? trace_hardirqs_on+0xbd/0x310 [ 37.803619] ? ___might_sleep+0x1ed/0x300 [ 37.807772] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 37.813232] ? arch_local_save_flags+0x40/0x40 [ 37.818146] ? kasan_check_write+0x14/0x20 [ 37.822384] ? do_raw_spin_lock+0xc1/0x200 [ 37.826623] ____fput+0x15/0x20 [ 37.829905] task_work_run+0x1e8/0x2a0 [ 37.833795] ? task_work_cancel+0x240/0x240 [ 37.838119] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.843663] ? switch_task_namespaces+0x9d/0xd0 [ 37.848344] do_exit+0x1ad7/0x2610 [ 37.851895] ? mm_update_next_owner+0x990/0x990 [ 37.856571] ? kvm_vcpu_ioctl+0x29c/0x1150 [ 37.860811] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.865829] ? kfree+0x1fa/0x230 [ 37.869199] ? kvm_vcpu_ioctl+0x2a1/0x1150 [ 37.873441] ? kvm_vcpu_block+0x1030/0x1030 [ 37.877767] ? is_bpf_text_address+0xd3/0x170 [ 37.882265] ? kernel_text_address+0x79/0xf0 [ 37.886674] ? __kernel_text_address+0xd/0x40 [ 37.891177] ? unwind_get_return_address+0x61/0xa0 [ 37.896109] ? __save_stack_trace+0x8d/0xf0 [ 37.900438] ? save_stack+0xa9/0xd0 [ 37.904064] ? save_stack+0x43/0xd0 [ 37.907692] ? __kasan_slab_free+0x102/0x150 [ 37.912271] ? kasan_slab_free+0xe/0x10 [ 37.916242] ? putname+0xf2/0x130 [ 37.919697] ? __x64_sys_openat+0x9d/0x100 [ 37.924407] ? do_syscall_64+0x1b9/0x820 [ 37.928471] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.933853] ? trace_hardirqs_off+0xb8/0x310 [ 37.938262] ? kasan_check_read+0x11/0x20 [ 37.942442] ? do_raw_spin_unlock+0xa7/0x2f0 [ 37.946858] ? trace_hardirqs_on+0x310/0x310 [ 37.951272] ? __bpf_trace_initcall_finish+0x2a/0x30 [ 37.956380] ? trace_hardirqs_off+0xb8/0x310 [ 37.960788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.966325] ? check_preemption_disabled+0x48/0x200 [ 37.971339] ? check_preemption_disabled+0x48/0x200 [ 37.976358] ? kvm_vcpu_block+0x1030/0x1030 [ 37.980711] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.986249] ? do_vfs_ioctl+0x201/0x1720 [ 37.990321] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 37.995602] ? ioctl_preallocate+0x300/0x300 [ 38.000017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.005556] ? __fget_light+0x2e9/0x430 [ 38.009532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.015072] ? smack_file_ioctl+0x210/0x3c0 [ 38.019396] ? fget_raw+0x20/0x20 [ 38.022851] ? smack_file_lock+0x2e0/0x2e0 [ 38.027097] do_group_exit+0x177/0x440 [ 38.030999] ? trace_hardirqs_on+0xbd/0x310 [ 38.035324] ? __ia32_sys_exit+0x50/0x50 [ 38.039389] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 38.044839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.050378] ? ksys_ioctl+0x81/0xd0 [ 38.054016] __x64_sys_exit_group+0x3e/0x50 [ 38.058344] do_syscall_64+0x1b9/0x820 [ 38.062231] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.067599] ? syscall_return_slowpath+0x5e0/0x5e0 [ 38.072528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.077373] ? trace_hardirqs_on_caller+0x310/0x310 [ 38.082389] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 38.087407] ? prepare_exit_to_usermode+0x291/0x3b0 [ 38.092426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.097278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.102466] RIP: 0033:0x43ecc8 [ 38.105668] Code: Bad RIP value. [ 38.109028] RSP: 002b:00007ffc233728e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 38.116735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ecc8 [ 38.124007] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 38.131276] RBP: 00000000004be588 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 38.138546] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 38.145814] R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 [ 38.153090] Modules linked in: [ 38.156289] [ 38.156297] ====================================================== [ 38.156302] WARNING: possible circular locking dependency detected [ 38.156307] 4.19.0-rc3+ #9 Not tainted [ 38.156312] ------------------------------------------------------ [ 38.156318] syz-executor096/5396 is trying to acquire lock: [ 38.156321] 00000000cfd37f80 ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 38.156337] [ 38.156342] but task is already holding lock: [ 38.156345] 00000000a47f3973 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 38.156360] [ 38.156365] which lock already depends on the new lock. [ 38.156368] [ 38.156371] [ 38.156376] the existing dependency chain (in reverse order) is: [ 38.156378] [ 38.156381] -> #2 (&rq->lock){-.-.}: [ 38.156396] _raw_spin_lock+0x2d/0x40 [ 38.156400] task_fork_fair+0xb0/0x6d0 [ 38.156404] sched_fork+0x443/0xba0 [ 38.156409] copy_process+0x2586/0x8780 [ 38.156413] _do_fork+0x1cb/0x11d0 [ 38.156417] kernel_thread+0x34/0x40 [ 38.156421] rest_init+0x22/0xe5 [ 38.156425] start_kernel+0x8f4/0x92f [ 38.156429] x86_64_start_reservations+0x29/0x2b [ 38.156434] x86_64_start_kernel+0x76/0x79 [ 38.156439] secondary_startup_64+0xa4/0xb0 [ 38.156441] [ 38.156443] -> #1 (&p->pi_lock){-.-.}: [ 38.156459] _raw_spin_lock_irqsave+0x99/0xd0 [ 38.156463] try_to_wake_up+0xd2/0x12f0 [ 38.156467] wake_up_process+0x10/0x20 [ 38.156472] __up.isra.1+0x1c0/0x2a0 [ 38.156475] up+0x13c/0x1c0 [ 38.156490] __up_console_sem+0xbe/0x1b0 [ 38.156494] console_unlock+0x524/0x11a0 [ 38.156499] vprintk_emit+0x33d/0x930 [ 38.156503] vprintk_default+0x28/0x30 [ 38.156507] vprintk_func+0x7e/0x181 [ 38.156511] printk+0xa7/0xcf [ 38.156515] load_umh+0x51/0xbd [ 38.156519] do_one_initcall+0x145/0x957 [ 38.156524] kernel_init_freeable+0x4bb/0x5ae [ 38.156528] kernel_init+0x11/0x1b2 [ 38.156532] ret_from_fork+0x3a/0x50 [ 38.156535] [ 38.156537] -> #0 ((console_sem).lock){-...}: [ 38.156553] lock_acquire+0x1ed/0x520 [ 38.156558] _raw_spin_lock_irqsave+0x99/0xd0 [ 38.156562] down_trylock+0x13/0x70 [ 38.156567] __down_trylock_console_sem+0xae/0x200 [ 38.156571] console_trylock+0x15/0xa0 [ 38.156575] vprintk_emit+0x322/0x930 [ 38.156580] vprintk_default+0x28/0x30 [ 38.156584] vprintk_func+0x7e/0x181 [ 38.156588] printk+0xa7/0xcf [ 38.156592] kasan_die_handler.cold.22+0x11/0x30 [ 38.156597] notifier_call_chain+0x17e/0x380 [ 38.156602] atomic_notifier_call_chain+0x96/0x190 [ 38.156606] notify_die+0x1bd/0x2d0 [ 38.156611] do_general_protection+0x248/0x2f0 [ 38.156616] general_protection+0x1e/0x30 [ 38.156620] __schedule+0xfb7/0x1ed0 [ 38.156625] preempt_schedule_common+0x1f/0xd0 [ 38.156629] preempt_schedule+0x4d/0x60 [ 38.156634] ___preempt_schedule+0x16/0x18 [ 38.156638] on_each_cpu+0x1ab/0x1e0 [ 38.156642] text_poke_bp+0x102/0x1de [ 38.156648] __jump_label_transform.isra.0+0x478/0x8f0 [ 38.156653] arch_jump_label_transform+0x2f/0x40 [ 38.156657] __jump_label_update+0x16e/0x1a0 [ 38.156662] jump_label_update+0x174/0x320 [ 38.156667] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 38.156672] static_key_slow_dec+0x63/0xa0 [ 38.156676] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 38.156681] kvm_vcpu_uninit+0x44/0x90 [ 38.156685] vmx_free_vcpu+0x23a/0x300 [ 38.156690] kvm_arch_destroy_vm+0x365/0x7c0 [ 38.156694] kvm_put_kvm+0x6c8/0xff0 [ 38.156698] kvm_vm_release+0x42/0x50 [ 38.156702] __fput+0x385/0xa30 [ 38.156706] ____fput+0x15/0x20 [ 38.156710] task_work_run+0x1e8/0x2a0 [ 38.156714] do_exit+0x1ad7/0x2610 [ 38.156719] do_group_exit+0x177/0x440 [ 38.156723] __x64_sys_exit_group+0x3e/0x50 [ 38.156728] do_syscall_64+0x1b9/0x820 [ 38.156733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.156735] [ 38.156740] other info that might help us debug this: [ 38.156742] [ 38.156746] Chain exists of: [ 38.156748] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 38.156768] [ 38.156772] Possible unsafe locking scenario: [ 38.156775] [ 38.156779] CPU0 CPU1 [ 38.156784] ---- ---- [ 38.156786] lock(&rq->lock); [ 38.156796] lock(&p->pi_lock); [ 38.156806] lock(&rq->lock); [ 38.156815] lock((console_sem).lock); [ 38.156824] [ 38.156827] *** DEADLOCK *** [ 38.156830] [ 38.156834] 5 locks held by syz-executor096/5396: [ 38.156837] #0: 00000000ea6bf37b (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 38.156856] #1: 00000000e6057702 (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 38.156876] #2: 00000000c3efee4e (text_mutex){+.+.}, at: arch_jump_label_transform+0x1b/0x40 [ 38.156895] #3: 00000000a47f3973 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 38.156913] #4: 000000009953fda1 (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 38.156932] [ 38.156935] stack backtrace: [ 38.156942] CPU: 1 PID: 5396 Comm: syz-executor096 Not tainted 4.19.0-rc3+ #9 [ 38.156950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.156953] Call Trace: [ 38.156957] dump_stack+0x1c4/0x2b4 [ 38.156962] ? dump_stack_print_info.cold.2+0x52/0x52 [ 38.156966] ? vprintk_func+0x85/0x181 [ 38.156972] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 38.156976] ? save_trace+0xe0/0x290 [ 38.156980] __lock_acquire+0x33e4/0x4ec0 [ 38.156985] ? mark_held_locks+0x130/0x130 [ 38.156989] ? mark_held_locks+0x130/0x130 [ 38.157000] ? update_load_avg+0x387/0x2470 [ 38.157005] ? __update_load_avg_blocked_se+0x730/0x730 [ 38.157010] ? attach_entity_load_avg+0x860/0x860 [ 38.157015] ? update_load_avg+0x387/0x2470 [ 38.157019] ? __lock_is_held+0xb5/0x140 [ 38.157024] ? attach_entity_load_avg+0x860/0x860 [ 38.157028] ? graph_lock+0x170/0x170 [ 38.157033] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 38.157037] lock_acquire+0x1ed/0x520 [ 38.157042] ? down_trylock+0x13/0x70 [ 38.157046] ? find_held_lock+0x36/0x1c0 [ 38.157050] ? lock_release+0x970/0x970 [ 38.157055] ? trace_hardirqs_off+0xb8/0x310 [ 38.157059] ? vprintk_emit+0x1d3/0x930 [ 38.157064] ? trace_hardirqs_on+0x310/0x310 [ 38.157068] ? trace_hardirqs_off+0xb8/0x310 [ 38.157072] ? log_store+0x344/0x4c0 [ 38.157077] ? vprintk_emit+0x322/0x930 [ 38.157081] _raw_spin_lock_irqsave+0x99/0xd0 [ 38.157086] ? down_trylock+0x13/0x70 [ 38.157090] down_trylock+0x13/0x70 [ 38.157094] __down_trylock_console_sem+0xae/0x200 [ 38.157099] console_trylock+0x15/0xa0 [ 38.157103] vprintk_emit+0x322/0x930 [ 38.157107] ? wake_up_klogd+0x180/0x180 [ 38.157112] ? __lock_acquire+0x7ec/0x4ec0 [ 38.157116] ? mark_held_locks+0x130/0x130 [ 38.157120] vprintk_default+0x28/0x30 [ 38.157125] vprintk_func+0x7e/0x181 [ 38.157128] printk+0xa7/0xcf [ 38.157133] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 38.157138] ? kasan_die_handler.cold.22+0x5/0x30 [ 38.157142] ? kasan_die_handler+0x1a/0x31 [ 38.157147] kasan_die_handler.cold.22+0x11/0x30 [ 38.157152] notifier_call_chain+0x17e/0x380 [ 38.157157] ? unregister_die_notifier+0x20/0x20 [ 38.157161] ? kasan_check_read+0x11/0x20 [ 38.157166] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 38.157170] ? rcu_bh_qs+0xc0/0xc0 [ 38.157175] ? rcu_bh_qs+0xc0/0xc0 [ 38.157180] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 38.157185] atomic_notifier_call_chain+0x96/0x190 [ 38.157189] notify_die+0x1bd/0x2d0 [ 38.157194] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 38.157199] ? search_module_extables+0x98/0xe0 [ 38.157203] ? __schedule+0xfb7/0x1ed0 [ 38.157207] ? __schedule+0xfb7/0x1ed0 [ 38.157212] ? search_exception_tables+0x47/0x50 [ 38.157217] do_general_protection+0x248/0x2f0 [ 38.157221] general_protection+0x1e/0x30 [ 38.157226] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 38.157240] 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 ad 0b 04 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 38.157244] RSP: 0018:ffff8801d829ebd0 EFLAGS: 00010806 [ 38.157254] RAX: 1bd5a00000000022 RBX: ffff8801bcfba540 RCX: 1ffff1003b06d88f [ 38.157260] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 38.157267] RBP: ffff8801d829eda8 R08: ffff8801d2534600 R09: fffff520003c8247 [ 38.157273] R10: fffff520003c8247 R11: ffffc90001e4123b R12: dead000000000100 [ 38.157279] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801d2534600 [ 38.157284] ? generic_exec_single+0x5f0/0x5f0 [ 38.157289] ? __sched_text_start+0x8/0x8 [ 38.157293] ? __set_pte_vaddr+0x135/0x1a0 [ 38.157298] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 38.157303] ? find_next_and_bit+0x183/0x1e0 [ 38.157308] ? smp_call_function_many+0x13f/0xb60 [ 38.157312] ? mark_held_locks+0xc7/0x130 [ 38.157316] ? text_poke+0x405/0x5e0 [ 38.157320] ? on_each_cpu+0xdd/0x1e0 [ 38.157325] ? on_each_cpu+0xdd/0x1e0 [ 38.157329] ? vcpu_enter_guest+0xa94/0x62e0 [ 38.157334] ? lockdep_hardirqs_on+0x421/0x5c0 [ 38.157338] ? preempt_schedule+0x4d/0x60 [ 38.157343] ? vcpu_enter_guest+0xa94/0x62e0 [ 38.157347] preempt_schedule_common+0x1f/0xd0 [ 38.157352] preempt_schedule+0x4d/0x60 [ 38.157356] ___preempt_schedule+0x16/0x18 [ 38.157361] ? on_each_cpu+0x13b/0x1e0 [ 38.157365] ? on_each_cpu+0x1a6/0x1e0 [ 38.157369] on_each_cpu+0x1ab/0x1e0 [ 38.157374] ? vcpu_enter_guest+0xa93/0x62e0 [ 38.157378] text_poke_bp+0x102/0x1de [ 38.157383] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 38.157387] ? poke_int3_handler+0x90/0x90 [ 38.157392] ? wait_for_completion+0x8a0/0x8a0 [ 38.157397] ? vcpu_enter_guest+0xa93/0x62e0 [ 38.157402] __jump_label_transform.isra.0+0x478/0x8f0 [ 38.157406] ? modules_open+0xa0/0xa0 [ 38.157410] ? kvm_vm_release+0x42/0x50 [ 38.157415] ? get_trap_addr+0x1d0/0x1d0 [ 38.157419] ? do_group_exit+0x177/0x440 [ 38.157424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.157429] ? jump_label_type+0x139/0x1e0 [ 38.157433] arch_jump_label_transform+0x2f/0x40 [ 38.157438] __jump_label_update+0x16e/0x1a0 [ 38.157442] jump_label_update+0x174/0x320 [ 38.157448] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 38.157452] ? static_key_disable+0x30/0x30 [ 38.157457] ? rcu_read_lock_sched_held+0x108/0x120 [ 38.157461] static_key_slow_dec+0x63/0xa0 [ 38.157466] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 38.157470] kvm_vcpu_uninit+0x44/0x90 [ 38.157473] vmx_free [ 38.157489] Lost 98 message(s)! [ 39.184824] ---[ end trace 4c19612743a4b2b7 ]--- [ 39.189596] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 39.194098] 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 ad 0b 04 fa eb 9d 48 89 de 4c 89 ff e8 c0 [ 39.213010] RSP: 0018:ffff8801d829ebd0 EFLAGS: 00010806 [ 39.218381] RAX: 1bd5a00000000022 RBX: ffff8801bcfba540 RCX: 1ffff1003b06d88f [ 39.225651] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 39.232920] RBP: ffff8801d829eda8 R08: ffff8801d2534600 R09: fffff520003c8247 [ 39.240189] R10: fffff520003c8247 R11: ffffc90001e4123b R12: dead000000000100 [ 39.247458] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801d2534600 [ 39.254738] FS: 0000000001e7c880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 39.262965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.268857] CR2: 000000000043ec9e CR3: 000000000946a000 CR4: 00000000001426e0 [ 39.276125] Kernel panic - not syncing: Fatal exception [ 40.407515] Shutting down cpus with NMI [ 40.412421] Kernel Offset: disabled [ 40.416061] Rebooting in 86400 seconds..