[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 25.665173] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 25.914036] random: sshd: uninitialized urandom read (32 bytes read) [ 26.431644] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 [ 27.041468] random: sshd: uninitialized urandom read (32 bytes read) syzkaller login: [ 27.287507] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.76' (ECDSA) to the list of known hosts. [ 33.034618] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 33.156743] 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. [ 33.182504] kasan: CONFIG_KASAN_INLINE enabled [ 33.189620] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 33.196978] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 33.203209] CPU: 1 PID: 5563 Comm: syz-executor917 Not tainted 4.19.0-rc3-next-20180913+ #73 [ 33.211777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.221138] RIP: 0010:__schedule+0x1144/0x1ed0 [ 33.225718] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 7e 08 00 00 4d 8b 24 24 4d 85 e4 0f 84 7e f5 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 c0 21 02 fa eb 9d 48 8d bb 28 04 00 00 48 [ 33.244621] RSP: 0018:ffff8801d887ebc8 EFLAGS: 00010806 [ 33.249983] RAX: 1bd5a00000000022 RBX: ffff8801bd626100 RCX: 1ffff100375be88f [ 33.257255] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 33.264525] RBP: ffff8801d887eda0 R08: ffff8801d86d2640 R09: fffff520003c9a47 [ 33.271791] R10: fffff520003c9a47 R11: ffffc90001e4d23b R12: dead000000000100 [ 33.279056] R13: dffffc0000000000 R14: ffff8801dad2cc40 R15: ffff8801d86d2640 [ 33.286330] FS: 0000000001c71880(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000 [ 33.294560] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.300442] CR2: 000000000043f2fe CR3: 000000000966a000 CR4: 00000000001426e0 [ 33.307712] Call Trace: [ 33.310314] ? generic_exec_single+0x5f0/0x5f0 [ 33.314908] ? __sched_text_start+0x8/0x8 [ 33.319055] ? __set_pte_vaddr+0x130/0x190 [ 33.323292] ? fill_pmd+0x3e0/0x3e0 [ 33.326937] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 33.331955] ? find_next_and_bit+0x183/0x1e0 [ 33.336371] ? smp_call_function_many+0x135/0xae0 [ 33.341220] ? mark_held_locks+0xc7/0x130 [ 33.345374] ? text_poke+0x405/0x5e0 [ 33.349097] ? on_each_cpu+0xdd/0x1e0 [ 33.352903] ? on_each_cpu+0xdd/0x1e0 [ 33.356706] ? __kvm_migrate_apic_timer+0x16/0x140 [ 33.361639] ? lockdep_hardirqs_on+0x421/0x5c0 [ 33.366221] ? preempt_schedule+0x4d/0x60 [ 33.370377] ? __kvm_migrate_apic_timer+0x16/0x140 [ 33.375318] preempt_schedule_common+0x1f/0xd0 [ 33.379904] preempt_schedule+0x4d/0x60 [ 33.383882] ___preempt_schedule+0x16/0x18 [ 33.388122] ? on_each_cpu+0x13b/0x1e0 [ 33.392013] ? on_each_cpu+0x1a6/0x1e0 [ 33.395907] on_each_cpu+0x1ab/0x1e0 [ 33.399625] ? __kvm_migrate_apic_timer+0x15/0x140 [ 33.404555] text_poke_bp+0x14e/0x1de [ 33.408361] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 33.413292] ? poke_int3_handler+0x90/0x90 [ 33.417546] ? wait_for_completion+0x8a0/0x8a0 [ 33.422132] ? __kvm_migrate_apic_timer+0x15/0x140 [ 33.427067] __jump_label_transform.isra.0+0x478/0x8f0 [ 33.432353] ? modules_open+0xa0/0xa0 [ 33.436157] ? kvm_vm_release+0x42/0x50 [ 33.440144] ? get_trap_addr+0x1d0/0x1d0 [ 33.444208] ? do_group_exit+0x177/0x440 [ 33.448276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.453830] ? jump_label_type+0x139/0x1e0 [ 33.458078] ? static_key_count+0x130/0x130 [ 33.462407] arch_jump_label_transform+0x2f/0x40 [ 33.467172] __jump_label_update+0x16e/0x1a0 [ 33.471596] jump_label_update+0x174/0x320 [ 33.475856] __static_key_slow_dec_cpuslocked+0xbd/0x210 [ 33.481333] ? static_key_disable+0x30/0x30 [ 33.485680] ? rcu_read_lock_sched_held+0x108/0x120 [ 33.490717] static_key_slow_dec+0x63/0xa0 [ 33.494974] kvm_arch_vcpu_uninit+0x189/0x1c0 [ 33.499481] kvm_vcpu_uninit+0x44/0x90 [ 33.503377] vmx_free_vcpu+0x23a/0x300 [ 33.507271] kvm_arch_destroy_vm+0x365/0x7c0 [ 33.511698] ? kasan_check_write+0x13/0x20 [ 33.515944] ? kvm_arch_sync_events+0x30/0x30 [ 33.520461] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 33.526017] ? mmu_notifier_unregister+0x46f/0x600 [ 33.530960] ? kfree+0x107/0x230 [ 33.534351] ? __mmu_notifier_register+0x30/0x30 [ 33.539130] ? __free_pages+0x10a/0x190 [ 33.543120] ? free_unref_page+0x960/0x960 [ 33.547375] kvm_put_kvm+0x6c8/0xff0 [ 33.551109] ? kvm_write_guest_cached+0x40/0x40 [ 33.555793] ? kvm_irqfd_release+0xd1/0x120 [ 33.560128] ? _raw_spin_unlock_irq+0x27/0x80 [ 33.564636] ? _raw_spin_unlock_irq+0x27/0x80 [ 33.569144] ? lockdep_hardirqs_on+0x421/0x5c0 [ 33.573744] ? kasan_check_write+0x14/0x20 [ 33.577987] ? do_raw_spin_lock+0xc1/0x200 [ 33.582236] ? kvm_irqfd_release+0xdd/0x120 [ 33.586565] ? kvm_irqfd_release+0xdd/0x120 [ 33.590897] kvm_vm_release+0x42/0x50 [ 33.594711] __fput+0x3bc/0xa70 [ 33.598002] ? kvm_put_kvm+0xff0/0xff0 [ 33.601901] ? get_max_files+0x20/0x20 [ 33.605796] ? trace_hardirqs_on+0xbd/0x310 [ 33.610150] ? trace_hardirqs_off_caller+0x300/0x300 [ 33.615259] ? ttwu_stat+0x5c0/0x5c0 [ 33.618980] ? kasan_check_write+0x14/0x20 [ 33.623221] ? do_raw_spin_lock+0xc1/0x200 [ 33.627474] ____fput+0x15/0x20 [ 33.630762] task_work_run+0x1e8/0x2a0 [ 33.634662] ? task_work_cancel+0x240/0x240 [ 33.638997] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 33.644552] ? switch_task_namespaces+0x9d/0xd0 [ 33.649257] do_exit+0x1ad2/0x2610 [ 33.652807] ? mm_update_next_owner+0x990/0x990 [ 33.657486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.663028] ? refcount_inc_not_zero_checked+0x1e5/0x2f0 [ 33.668479] ? refcount_add_not_zero_checked+0x330/0x330 [ 33.673934] ? apparmor_file_alloc_security+0x168/0xaa0 [ 33.679311] ? rcu_read_lock_sched_held+0x108/0x120 [ 33.684351] ? kmem_cache_alloc_trace+0x353/0x750 [ 33.689203] ? __lockdep_init_map+0x105/0x590 [ 33.693704] ? lockdep_init_map+0x9/0x10 [ 33.697766] ? debug_mutex_init+0x2d/0x60 [ 33.701920] ? __mutex_init+0x1f7/0x290 [ 33.705897] ? graph_lock+0x170/0x170 [ 33.709701] ? __ia32_sys_membarrier+0x150/0x150 [ 33.714464] ? rcu_read_lock_sched_held+0x108/0x120 [ 33.719486] ? find_held_lock+0x36/0x1c0 [ 33.723557] ? __fd_install+0x2b5/0x8f0 [ 33.727534] ? check_preemption_disabled+0x48/0x200 [ 33.732556] ? kasan_check_read+0x11/0x20 [ 33.736707] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 33.741985] ? rcu_softirq_qs+0x20/0x20 [ 33.745972] ? __fget_light+0x2e9/0x430 [ 33.749958] ? fget_raw+0x20/0x20 [ 33.753425] ? __fd_install+0x2f9/0x8f0 [ 33.757420] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 33.762454] ? __fget_light+0x2e9/0x430 [ 33.766445] ? fget_raw+0x20/0x20 [ 33.769928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.775476] ? sockfd_lookup_light+0xc5/0x160 [ 33.779974] ? __sys_getsockopt+0x215/0x390 [ 33.784313] do_group_exit+0x177/0x440 [ 33.788208] ? trace_hardirqs_on+0xbd/0x310 [ 33.792530] ? __ia32_sys_exit+0x50/0x50 [ 33.796595] ? trace_hardirqs_off_caller+0x300/0x300 [ 33.801708] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.807261] __x64_sys_exit_group+0x3e/0x50 [ 33.811586] do_syscall_64+0x1b9/0x820 [ 33.815480] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 33.820852] ? syscall_return_slowpath+0x5e0/0x5e0 [ 33.825784] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.830630] ? trace_hardirqs_off+0x310/0x310 [ 33.835129] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 33.840601] ? prepare_exit_to_usermode+0x291/0x3b0 [ 33.845623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.850476] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.855664] RIP: 0033:0x43f328 [ 33.858861] Code: Bad RIP value. [ 33.862224] RSP: 002b:00007ffd1f8ecf38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 33.869933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043f328 [ 33.877198] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 33.884463] RBP: 00000000004c0be8 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 33.891730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 33.898995] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 33.906266] Modules linked in: [ 33.909467] [ 33.909473] ====================================================== [ 33.909479] WARNING: possible circular locking dependency detected [ 33.909484] 4.19.0-rc3-next-20180913+ #73 Not tainted [ 33.909489] ------------------------------------------------------ [ 33.909495] syz-executor917/5563 is trying to acquire lock: [ 33.909498] 0000000014c8c7da ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 33.909515] [ 33.909519] but task is already holding lock: [ 33.909523] 00000000e37e4530 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 33.909538] [ 33.909543] which lock already depends on the new lock. [ 33.909546] [ 33.909548] [ 33.909554] the existing dependency chain (in reverse order) is: [ 33.909556] [ 33.909559] -> #2 (&rq->lock){-.-.}: [ 33.909574] _raw_spin_lock+0x2d/0x40 [ 33.909579] task_fork_fair+0xb0/0x6d0 [ 33.909583] sched_fork+0x443/0xba0 [ 33.909587] copy_process+0x2585/0x8780 [ 33.909591] _do_fork+0x1cb/0x11c0 [ 33.909595] kernel_thread+0x34/0x40 [ 33.909599] rest_init+0x22/0xe5 [ 33.909604] start_kernel+0x8da/0x915 [ 33.909608] x86_64_start_reservations+0x29/0x2b [ 33.909613] x86_64_start_kernel+0x76/0x79 [ 33.909617] secondary_startup_64+0xa4/0xb0 [ 33.909620] [ 33.909622] -> #1 (&p->pi_lock){-.-.}: [ 33.909639] _raw_spin_lock_irqsave+0x99/0xd0 [ 33.909643] try_to_wake_up+0xd2/0x12f0 [ 33.909647] wake_up_process+0x10/0x20 [ 33.909651] __up.isra.1+0x1c0/0x2a0 [ 33.909655] up+0x13c/0x1c0 [ 33.909659] __up_console_sem+0xbe/0x1b0 [ 33.909664] console_unlock+0x80c/0x1150 [ 33.909668] vprintk_emit+0x33d/0x930 [ 33.909672] vprintk_default+0x28/0x30 [ 33.909676] vprintk_func+0x7e/0x181 [ 33.909680] printk+0xa7/0xcf [ 33.909684] load_umh+0x51/0xbd [ 33.909688] do_one_initcall+0x140/0x956 [ 33.909693] kernel_init_freeable+0x4bb/0x5ae [ 33.909697] kernel_init+0x11/0x1b2 [ 33.909701] ret_from_fork+0x3a/0x50 [ 33.909704] [ 33.909706] -> #0 ((console_sem).lock){-...}: [ 33.909722] lock_acquire+0x1ed/0x520 [ 33.909727] _raw_spin_lock_irqsave+0x99/0xd0 [ 33.909731] down_trylock+0x13/0x70 [ 33.909736] __down_trylock_console_sem+0xae/0x200 [ 33.909740] console_trylock+0x15/0xa0 [ 33.909744] vprintk_emit+0x322/0x930 [ 33.909748] vprintk_default+0x28/0x30 [ 33.909753] vprintk_func+0x7e/0x181 [ 33.909756] printk+0xa7/0xcf [ 33.909761] kasan_die_handler.cold.22+0x11/0x30 [ 33.909766] notifier_call_chain+0x17e/0x380 [ 33.909771] atomic_notifier_call_chain+0x96/0x190 [ 33.909775] notify_die+0x1bd/0x2d0 [ 33.909779] do_general_protection+0x25b/0x340 [ 33.909784] general_protection+0x1e/0x30 [ 33.909788] __schedule+0x1144/0x1ed0 [ 33.909793] preempt_schedule_common+0x1f/0xd0 [ 33.909797] preempt_schedule+0x4d/0x60 [ 33.909802] ___preempt_schedule+0x16/0x18 [ 33.909806] on_each_cpu+0x1ab/0x1e0 [ 33.909810] text_poke_bp+0x14e/0x1de [ 33.909815] __jump_label_transform.isra.0+0x478/0x8f0 [ 33.909820] arch_jump_label_transform+0x2f/0x40 [ 33.909825] __jump_label_update+0x16e/0x1a0 [ 33.909829] jump_label_update+0x174/0x320 [ 33.909834] __static_key_slow_dec_cpuslocked+0xbd/0x210 [ 33.909839] static_key_slow_dec+0x63/0xa0 [ 33.909849] kvm_arch_vcpu_uninit+0x189/0x1c0 [ 33.909854] kvm_vcpu_uninit+0x44/0x90 [ 33.909858] vmx_free_vcpu+0x23a/0x300 [ 33.909863] kvm_arch_destroy_vm+0x365/0x7c0 [ 33.909867] kvm_put_kvm+0x6c8/0xff0 [ 33.909871] kvm_vm_release+0x42/0x50 [ 33.909875] __fput+0x3bc/0xa70 [ 33.909879] ____fput+0x15/0x20 [ 33.909883] task_work_run+0x1e8/0x2a0 [ 33.909887] do_exit+0x1ad2/0x2610 [ 33.909891] do_group_exit+0x177/0x440 [ 33.909896] __x64_sys_exit_group+0x3e/0x50 [ 33.909900] do_syscall_64+0x1b9/0x820 [ 33.909905] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.909908] [ 33.909912] other info that might help us debug this: [ 33.909915] [ 33.909918] Chain exists of: [ 33.909921] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 33.909941] [ 33.909945] Possible unsafe locking scenario: [ 33.909948] [ 33.909952] CPU0 CPU1 [ 33.909957] ---- ---- [ 33.909960] lock(&rq->lock); [ 33.909970] lock(&p->pi_lock); [ 33.909980] lock(&rq->lock); [ 33.909989] lock((console_sem).lock); [ 33.909998] [ 33.910001] *** DEADLOCK *** [ 33.910004] [ 33.910008] 5 locks held by syz-executor917/5563: [ 33.910011] #0: 00000000cd45ddcd (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 33.910030] #1: 0000000055f0e95d (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x87/0x210 [ 33.910051] #2: 00000000bedf6277 (text_mutex){+.+.}, at: arch_jump_label_transform+0x1b/0x40 [ 33.910070] #3: 00000000e37e4530 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 33.910089] #4: 00000000268aeb60 (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 33.910108] [ 33.910111] stack backtrace: [ 33.910119] CPU: 1 PID: 5563 Comm: syz-executor917 Not tainted 4.19.0-rc3-next-20180913+ #73 [ 33.910126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.910130] Call Trace: [ 33.910134] dump_stack+0x1d3/0x2c4 [ 33.910139] ? dump_stack_print_info.cold.2+0x52/0x52 [ 33.910143] ? vprintk_func+0x85/0x181 [ 33.910148] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 33.910152] ? save_trace+0xe0/0x290 [ 33.910156] __lock_acquire+0x33e4/0x4ec0 [ 33.910161] ? mark_held_locks+0x130/0x130 [ 33.910165] ? mark_held_locks+0x130/0x130 [ 33.910170] ? update_load_avg+0x387/0x2470 [ 33.910174] ? graph_lock+0x170/0x170 [ 33.910178] ? graph_lock+0x170/0x170 [ 33.910182] ? graph_lock+0x170/0x170 [ 33.910186] ? graph_lock+0x170/0x170 [ 33.910191] ? check_preemption_disabled+0x48/0x200 [ 33.910195] ? rb_erase+0x3710/0x3710 [ 33.910200] ? lock_pin_lock+0x350/0x350 [ 33.910204] ? graph_lock+0x170/0x170 [ 33.910209] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 33.910213] lock_acquire+0x1ed/0x520 [ 33.910217] ? down_trylock+0x13/0x70 [ 33.910222] ? find_held_lock+0x36/0x1c0 [ 33.910226] ? lock_release+0x970/0x970 [ 33.910230] ? trace_hardirqs_off+0xb8/0x310 [ 33.910235] ? vprintk_emit+0x1d3/0x930 [ 33.910239] ? trace_hardirqs_on_caller+0x310/0x310 [ 33.910244] ? trace_hardirqs_off+0xb8/0x310 [ 33.910248] ? log_store+0x344/0x4c0 [ 33.910252] ? vprintk_emit+0x322/0x930 [ 33.910257] _raw_spin_lock_irqsave+0x99/0xd0 [ 33.910261] ? down_trylock+0x13/0x70 [ 33.910265] down_trylock+0x13/0x70 [ 33.910270] __down_trylock_console_sem+0xae/0x200 [ 33.910274] console_trylock+0x15/0xa0 [ 33.910278] vprintk_emit+0x322/0x930 [ 33.910282] ? wake_up_klogd+0x180/0x180 [ 33.910287] ? __lock_acquire+0x7ec/0x4ec0 [ 33.910291] ? set_next_entity+0x2fe/0xc40 [ 33.910296] ? __lock_acquire+0x2881/0x4ec0 [ 33.910309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.910314] ? mark_held_locks+0x130/0x130 [ 33.910318] vprintk_default+0x28/0x30 [ 33.910322] vprintk_func+0x7e/0x181 [ 33.910326] printk+0xa7/0xcf [ 33.910331] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 33.910336] ? rcu_note_context_switch+0x12de/0x2150 [ 33.910340] ? kasan_die_handler.cold.22+0x5/0x30 [ 33.910346] ? kasan_die_handler+0x1a/0x31 [ 33.910350] kasan_die_handler.cold.22+0x11/0x30 [ 33.910355] notifier_call_chain+0x17e/0x380 [ 33.910360] ? unregister_die_notifier+0x20/0x20 [ 33.910364] ? kasan_check_read+0x11/0x20 [ 33.910369] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 33.910374] ? rcu_softirq_qs+0x20/0x20 [ 33.910378] ? rcu_softirq_qs+0x20/0x20 [ 33.910382] ? cmp_ex_search+0x8c/0xb0 [ 33.910387] atomic_notifier_call_chain+0x96/0x190 [ 33.910391] notify_die+0x1bd/0x2d0 [ 33.910396] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 33.910400] ? __schedule+0x1144/0x1ed0 [ 33.910405] ? search_exception_tables+0x47/0x50 [ 33.910409] ? fixup_exception+0xb1/0xde [ 33.910414] do_general_protection+0x25b/0x340 [ 33.910419] general_protection+0x1e/0x30 [ 33.910423] RIP: 0010:__schedule+0x1144/0x1ed0 [ 33.910437] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 7e 08 00 00 4d 8b 24 24 4d 85 e4 0f 84 7e f5 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 c0 21 02 fa eb 9d 48 8d bb 28 04 00 00 48 [ 33.910441] RSP: 0018:ffff8801d887ebc8 EFLAGS: 00010806 [ 33.910451] RAX: 1bd5a00000000022 RBX: ffff8801bd626100 RCX: 1ffff100375be88f [ 33.910457] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 33.910463] RBP: ffff8801d887eda0 R08: ffff8801d86d2640 R09: fffff520003c9a47 [ 33.910470] R10: fffff520003c9a47 R11: ffffc90001e4d23b R12: dead000000000100 [ 33.910476] R13: dffffc0000000000 R14: ffff8801dad2cc40 R15: ffff8801d86d2640 [ 33.910480] ? __schedule+0x1119/0x1ed0 [ 33.910485] ? generic_exec_single+0x5f0/0x5f0 [ 33.910489] ? __sched_text_start+0x8/0x8 [ 33.910494] ? __set_pte_vaddr+0x130/0x190 [ 33.910498] ? fill_pmd+0x3e0/0x3e0 [ 33.910503] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 33.910507] ? find_next_and_bit+0x183/0x1e0 [ 33.910512] ? smp_call_function_many+0x135/0xae0 [ 33.910516] ? mark_held_locks+0xc7/0x130 [ 33.910520] ? text_poke+0x405/0x5e0 [ 33.910525] ? on_each_cpu+0xdd/0x1e0 [ 33.910529] ? on_each_cpu+0xdd/0x1e0 [ 33.910534] ? __kvm_migrate_apic_timer+0x16/0x140 [ 33.910538] ? lockdep_hardirqs_on+0x421/0x5c0 [ 33.910543] ? preempt_schedule+0x4d/0x60 [ 33.910547] ? __kvm_migrate_apic_timer+0x16/0x140 [ 33.910552] preempt_schedule_common+0x1f/0xd0 [ 33.910556] preempt_schedule+0x4d/0x60 [ 33.910561] ___preempt_schedule+0x16/0x18 [ 33.910565] ? on_each_cpu+0x13b/0x1e0 [ 33.910569] ? on_each_cpu+0x1a6/0x1e0 [ 33.910573] on_each_cpu+0x1ab/0x1e0 [ 33.910578] ? __kvm_migrate_apic_timer+0x15/0x140 [ 33.910582] text_poke_bp+0x14e/0x1de [ 33.910587] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 33.910592] ? poke_int3_handler+0x90/0x90 [ 33.910596] ? wait_for_completion+0x8a0/0x8a0 [ 33.910601] ? __kvm_migrate_apic_timer+0x15/0x140 [ 33.910606] __jump_label_transform.isra.0+0x478/0x8f0 [ 33.910610] ? modules_open+0xa0/0xa0 [ 33.910615] ? kvm_vm_release+0x42/0x50 [ 33.910619] ? get_trap_addr+0x1d0/0x1d0 [ 33.910623] ? do_group_exit+0x177/0x440 [ 33.910628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.910633] ? jump_label_type+0x139/0x1e0 [ 33.910637] ? static_key_count+0x130/0x130 [ 33.910642] arch_jump_label_transform+0x2f/0x40 [ 33.910645] __ [ 33.910653] Lost 95 message(s)! [ 34.936520] ---[ end trace d8b6e14965d205ca ]--- [ 34.941291] RIP: 0010:__schedule+0x1144/0x1ed0 [ 34.945888] Code: 89 e0 48 c1 e8 03 42 80 3c 28 00 0f 85 7e 08 00 00 4d 8b 24 24 4d 85 e4 0f 84 7e f5 ff ff 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 28 00 74 a4 e8 c0 21 02 fa eb 9d 48 8d bb 28 04 00 00 48 [ 34.964793] RSP: 0018:ffff8801d887ebc8 EFLAGS: 00010806 [ 34.970161] RAX: 1bd5a00000000022 RBX: ffff8801bd626100 RCX: 1ffff100375be88f [ 34.977432] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 34.984704] RBP: ffff8801d887eda0 R08: ffff8801d86d2640 R09: fffff520003c9a47 [ 34.991975] R10: fffff520003c9a47 R11: ffffc90001e4d23b R12: dead000000000100 [ 34.999243] R13: dffffc0000000000 R14: ffff8801dad2cc40 R15: ffff8801d86d2640 [ 35.006513] FS: 0000000001c71880(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000 [ 35.014733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.020610] CR2: 000000000043f2fe CR3: 000000000966a000 CR4: 00000000001426e0 [ 35.027880] Kernel panic - not syncing: Fatal exception [ 36.169443] Shutting down cpus with NMI [ 36.174387] Kernel Offset: disabled [ 36.178008] Rebooting in 86400 seconds..