[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 24.290073] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 32.102253] random: sshd: uninitialized urandom read (32 bytes read) [ 32.481285] random: sshd: uninitialized urandom read (32 bytes read) [ 33.100063] random: sshd: uninitialized urandom read (32 bytes read) [ 33.310862] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.48' (ECDSA) to the list of known hosts. [ 39.066400] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 39.187042] 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. [ 39.210334] kasan: CONFIG_KASAN_INLINE enabled [ 39.217472] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 39.224839] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 39.231081] CPU: 1 PID: 5326 Comm: syz-executor157 Not tainted 4.19.0-rc4+ #146 [ 39.238525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.247897] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 39.252396] 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 [ 39.271302] RSP: 0018:ffff8801c430eb80 EFLAGS: 00010806 [ 39.276674] RAX: 1bd5a00000000022 RBX: ffff8801be1f06c0 RCX: 1ffff100387b688f [ 39.283961] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 39.291236] RBP: ffff8801c430ed58 R08: ffff8801bbffe600 R09: fffff520003c6e47 [ 39.298507] R10: fffff520003c6e47 R11: ffffc90001e3723b R12: dead000000000100 [ 39.305778] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801bbffe600 [ 39.313052] FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 39.321288] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 39.327169] CR2: 00000000f7fa9c7f CR3: 000000000946a000 CR4: 00000000001426e0 [ 39.334440] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.341714] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.348978] Call Trace: [ 39.351572] ? add_nops+0x90/0x90 [ 39.355035] ? __sched_text_start+0x8/0x8 [ 39.359183] ? __set_pte_vaddr+0x135/0x1a0 [ 39.363422] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 39.368439] ? find_next_and_bit+0x183/0x1e0 [ 39.372862] ? smp_call_function_many+0x13f/0xb60 [ 39.377709] ? mark_held_locks+0xc7/0x130 [ 39.381857] ? text_poke+0x405/0x5e0 [ 39.385570] ? on_each_cpu+0xdd/0x1e0 [ 39.389366] ? on_each_cpu+0xdd/0x1e0 [ 39.393166] ? kvm_cpu_has_pending_timer+0xe/0x70 [ 39.398013] ? lockdep_hardirqs_on+0x421/0x5c0 [ 39.402598] ? preempt_schedule+0x4d/0x60 [ 39.406747] ? kvm_cpu_has_pending_timer+0xe/0x70 [ 39.411594] preempt_schedule_common+0x1f/0xd0 [ 39.416181] preempt_schedule+0x4d/0x60 [ 39.420160] ___preempt_schedule+0x16/0x18 [ 39.424399] ? on_each_cpu+0x13b/0x1e0 [ 39.428281] ? on_each_cpu+0x1a6/0x1e0 [ 39.432169] on_each_cpu+0x1ab/0x1e0 [ 39.435881] ? kvm_cpu_has_pending_timer+0xd/0x70 [ 39.440722] text_poke_bp+0x102/0x1de [ 39.444527] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 39.449463] ? poke_int3_handler+0x90/0x90 [ 39.453702] ? wait_for_completion+0x8a0/0x8a0 [ 39.458286] ? kvm_cpu_has_pending_timer+0xd/0x70 [ 39.463141] __jump_label_transform.isra.0+0x478/0x8f0 [ 39.468425] ? modules_open+0xa0/0xa0 [ 39.472237] ? kvm_vm_release+0x42/0x50 [ 39.476224] ? get_trap_addr+0x1d0/0x1d0 [ 39.480293] ? do_group_exit+0x177/0x440 [ 39.484365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.489911] ? jump_label_type+0x139/0x1e0 [ 39.494164] arch_jump_label_transform+0x2f/0x40 [ 39.498939] __jump_label_update+0x16e/0x1a0 [ 39.503361] jump_label_update+0x174/0x320 [ 39.507598] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 39.513048] ? static_key_disable+0x30/0x30 [ 39.517370] ? rcu_read_lock_sched_held+0x108/0x120 [ 39.522395] static_key_slow_dec+0x63/0xa0 [ 39.526634] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 39.531132] kvm_vcpu_uninit+0x44/0x90 [ 39.535019] vmx_free_vcpu+0x23a/0x300 [ 39.538906] kvm_arch_destroy_vm+0x365/0x7c0 [ 39.543317] ? check_memory_region+0x183/0x1b0 [ 39.547898] ? kvm_arch_sync_events+0x30/0x30 [ 39.552399] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 39.557942] ? mmu_notifier_unregister+0x474/0x600 [ 39.562885] ? kfree+0x107/0x230 [ 39.566252] ? __mmu_notifier_register+0x30/0x30 [ 39.571008] ? __free_pages+0x10a/0x190 [ 39.574982] ? free_unref_page+0x960/0x960 [ 39.579230] kvm_put_kvm+0x6c8/0xff0 [ 39.582964] ? kvm_write_guest_cached+0x40/0x40 [ 39.587907] ? kvm_irqfd_release+0xd1/0x120 [ 39.592236] ? _raw_spin_unlock_irq+0x27/0x80 [ 39.596729] ? _raw_spin_unlock_irq+0x27/0x80 [ 39.601233] ? kasan_check_write+0x14/0x20 [ 39.605479] ? do_raw_spin_lock+0xc1/0x200 [ 39.609719] ? kvm_irqfd_release+0xdd/0x120 [ 39.614039] ? kvm_irqfd_release+0xdd/0x120 [ 39.618366] ? kvm_put_kvm+0xff0/0xff0 [ 39.622253] kvm_vm_release+0x42/0x50 [ 39.626056] __fput+0x385/0xa30 [ 39.629341] ? get_max_files+0x20/0x20 [ 39.633232] ? trace_hardirqs_on+0xbd/0x310 [ 39.637560] ? ___might_sleep+0x1ed/0x300 [ 39.641727] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 39.647185] ? arch_local_save_flags+0x40/0x40 [ 39.651779] ? kasan_check_write+0x14/0x20 [ 39.656067] ? do_raw_spin_lock+0xc1/0x200 [ 39.660315] ____fput+0x15/0x20 [ 39.663605] task_work_run+0x1e8/0x2a0 [ 39.667499] ? task_work_cancel+0x240/0x240 [ 39.671825] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 39.677363] ? switch_task_namespaces+0x9d/0xd0 [ 39.682038] do_exit+0x1ad7/0x2610 [ 39.685582] ? check_memory_region+0x181/0x1b0 [ 39.690168] ? mm_update_next_owner+0x990/0x990 [ 39.694834] ? kvm_set_memory_region+0x50/0x50 [ 39.699417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.704960] ? check_preemption_disabled+0x48/0x200 [ 39.709986] ? check_preemption_disabled+0x48/0x200 [ 39.715515] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 39.721059] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 39.726340] ? rcu_pm_notify+0xc0/0xc0 [ 39.730232] ? kvm_vcpu_ioctl+0x29c/0x1150 [ 39.734469] ? rcu_read_lock_sched_held+0x108/0x120 [ 39.739487] ? kfree+0x1fa/0x230 [ 39.742858] ? kvm_vcpu_ioctl+0x2a1/0x1150 [ 39.747097] ? kvm_vcpu_block+0x1030/0x1030 [ 39.751415] ? kvm_dev_ioctl+0x18a/0x1b10 [ 39.755571] ? save_stack+0xa9/0xd0 [ 39.759200] ? save_stack+0x43/0xd0 [ 39.762826] ? __kasan_slab_free+0x102/0x150 [ 39.767233] ? kmem_cache_free+0x83/0x290 [ 39.771380] ? putname+0xf2/0x130 [ 39.774835] ? __ia32_compat_sys_openat+0x98/0xf0 [ 39.779690] ? do_fast_syscall_32+0x34d/0xfb2 [ 39.784219] ? entry_SYSENTER_compat+0x70/0x7f [ 39.788806] ? trace_hardirqs_off+0xb8/0x310 [ 39.793215] ? kasan_check_read+0x11/0x20 [ 39.797364] ? do_raw_spin_unlock+0xa7/0x2f0 [ 39.801773] ? trace_hardirqs_on+0x310/0x310 [ 39.806188] ? kasan_check_write+0x14/0x20 [ 39.810425] ? trace_hardirqs_off+0xb8/0x310 [ 39.814837] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.820376] ? check_preemption_disabled+0x48/0x200 [ 39.825391] ? check_preemption_disabled+0x48/0x200 [ 39.830417] ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0 [ 39.835963] ? rcu_pm_notify+0xc0/0xc0 [ 39.839858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.845395] ? __fget_light+0x2e9/0x430 [ 39.849381] ? kvm_vcpu_compat_ioctl+0x218/0x4a0 [ 39.854140] ? kvm_vcpu_ioctl+0x1150/0x1150 [ 39.858474] do_group_exit+0x177/0x440 [ 39.862368] ? trace_hardirqs_on+0xbd/0x310 [ 39.866693] ? __ia32_sys_exit+0x50/0x50 [ 39.870758] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 39.876209] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.881759] ? __ia32_compat_sys_ioctl+0x17a/0x630 [ 39.886698] __ia32_sys_exit_group+0x3e/0x50 [ 39.891107] do_fast_syscall_32+0x34d/0xfb2 [ 39.895436] ? do_int80_syscall_32+0x890/0x890 [ 39.900023] ? entry_SYSENTER_compat+0x68/0x7f [ 39.904610] ? trace_hardirqs_off_caller+0xbb/0x310 [ 39.909631] ? syscall_return_slowpath+0x5e0/0x5e0 [ 39.914559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.919401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.924250] ? trace_hardirqs_on_caller+0x310/0x310 [ 39.929268] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 39.934291] ? prepare_exit_to_usermode+0x291/0x3b0 [ 39.939313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.944164] entry_SYSENTER_compat+0x70/0x7f [ 39.948569] RIP: 0023:0xf7fa9ca9 [ 39.951936] Code: Bad RIP value. [ 39.955308] RSP: 002b:00000000ff8eb6fc EFLAGS: 00000296 ORIG_RAX: 00000000000000fc [ 39.963037] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000080ed2b8 [ 39.970328] RDX: 0000000000000000 RSI: 00000000080d7df8 RDI: 00000000080ed2c0 [ 39.977603] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 39.984875] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 39.992145] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.999419] Modules linked in: [ 40.002623] [ 40.002631] ====================================================== [ 40.002637] WARNING: possible circular locking dependency detected [ 40.002641] 4.19.0-rc4+ #146 Not tainted [ 40.002647] ------------------------------------------------------ [ 40.002653] syz-executor157/5326 is trying to acquire lock: [ 40.002656] 000000003cc5911d ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 40.002672] [ 40.002677] but task is already holding lock: [ 40.002680] 00000000279f6f76 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 40.002696] [ 40.002701] which lock already depends on the new lock. [ 40.002704] [ 40.002706] [ 40.002712] the existing dependency chain (in reverse order) is: [ 40.002714] [ 40.002717] -> #2 (&rq->lock){-.-.}: [ 40.002732] _raw_spin_lock+0x2d/0x40 [ 40.002737] task_fork_fair+0xb0/0x6d0 [ 40.002741] sched_fork+0x443/0xba0 [ 40.002745] copy_process+0x2586/0x8780 [ 40.002749] _do_fork+0x1cb/0x11d0 [ 40.002754] kernel_thread+0x34/0x40 [ 40.002758] rest_init+0x22/0xe5 [ 40.002762] start_kernel+0x8f4/0x92f [ 40.002767] x86_64_start_reservations+0x29/0x2b [ 40.002771] x86_64_start_kernel+0x76/0x79 [ 40.002776] secondary_startup_64+0xa4/0xb0 [ 40.002778] [ 40.002781] -> #1 (&p->pi_lock){-.-.}: [ 40.002797] _raw_spin_lock_irqsave+0x99/0xd0 [ 40.002801] try_to_wake_up+0xd2/0x12f0 [ 40.002805] wake_up_process+0x10/0x20 [ 40.002810] __up.isra.1+0x1c0/0x2a0 [ 40.002813] up+0x13c/0x1c0 [ 40.002818] __up_console_sem+0xbe/0x1b0 [ 40.002822] console_unlock+0x814/0x1160 [ 40.002826] vprintk_emit+0x33d/0x930 [ 40.002831] vprintk_default+0x28/0x30 [ 40.002835] vprintk_func+0x7e/0x181 [ 40.002839] printk+0xa7/0xcf [ 40.002843] load_umh+0x51/0xbd [ 40.002847] do_one_initcall+0x145/0x957 [ 40.002852] kernel_init_freeable+0x4bb/0x5ae [ 40.002856] kernel_init+0x11/0x1b2 [ 40.002860] ret_from_fork+0x3a/0x50 [ 40.002863] [ 40.002865] -> #0 ((console_sem).lock){-...}: [ 40.002881] lock_acquire+0x1ed/0x520 [ 40.002886] _raw_spin_lock_irqsave+0x99/0xd0 [ 40.002890] down_trylock+0x13/0x70 [ 40.002895] __down_trylock_console_sem+0xae/0x200 [ 40.002899] console_trylock+0x15/0xa0 [ 40.002903] vprintk_emit+0x322/0x930 [ 40.002908] vprintk_default+0x28/0x30 [ 40.002912] vprintk_func+0x7e/0x181 [ 40.002916] printk+0xa7/0xcf [ 40.002921] kasan_die_handler.cold.22+0x11/0x30 [ 40.002925] notifier_call_chain+0x17e/0x380 [ 40.002930] atomic_notifier_call_chain+0x96/0x190 [ 40.002934] notify_die+0x1bd/0x2d0 [ 40.002939] do_general_protection+0x248/0x2f0 [ 40.002943] general_protection+0x1e/0x30 [ 40.002956] __schedule+0xfb7/0x1ed0 [ 40.002962] preempt_schedule_common+0x1f/0xd0 [ 40.002966] preempt_schedule+0x4d/0x60 [ 40.002971] ___preempt_schedule+0x16/0x18 [ 40.002975] on_each_cpu+0x1ab/0x1e0 [ 40.002979] text_poke_bp+0x102/0x1de [ 40.002985] __jump_label_transform.isra.0+0x478/0x8f0 [ 40.002990] arch_jump_label_transform+0x2f/0x40 [ 40.002994] __jump_label_update+0x16e/0x1a0 [ 40.002999] jump_label_update+0x174/0x320 [ 40.003004] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 40.003009] static_key_slow_dec+0x63/0xa0 [ 40.003014] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 40.003018] kvm_vcpu_uninit+0x44/0x90 [ 40.003022] vmx_free_vcpu+0x23a/0x300 [ 40.003027] kvm_arch_destroy_vm+0x365/0x7c0 [ 40.003031] kvm_put_kvm+0x6c8/0xff0 [ 40.003036] kvm_vm_release+0x42/0x50 [ 40.003040] __fput+0x385/0xa30 [ 40.003044] ____fput+0x15/0x20 [ 40.003048] task_work_run+0x1e8/0x2a0 [ 40.003052] do_exit+0x1ad7/0x2610 [ 40.003056] do_group_exit+0x177/0x440 [ 40.003061] __ia32_sys_exit_group+0x3e/0x50 [ 40.003066] do_fast_syscall_32+0x34d/0xfb2 [ 40.003070] entry_SYSENTER_compat+0x70/0x7f [ 40.003073] [ 40.003078] other info that might help us debug this: [ 40.003080] [ 40.003083] Chain exists of: [ 40.003086] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 40.003106] [ 40.003110] Possible unsafe locking scenario: [ 40.003113] [ 40.003117] CPU0 CPU1 [ 40.003122] ---- ---- [ 40.003124] lock(&rq->lock); [ 40.003135] lock(&p->pi_lock); [ 40.003145] lock(&rq->lock); [ 40.003154] lock((console_sem).lock); [ 40.003163] [ 40.003166] *** DEADLOCK *** [ 40.003169] [ 40.003173] 5 locks held by syz-executor157/5326: [ 40.003176] #0: 00000000f1a26ac6 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 40.003195] #1: 000000005f6eb1bc (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 40.003215] #2: 000000001cc0589b (text_mutex){+.+.}, at: arch_jump_label_transform+0x1b/0x40 [ 40.003235] #3: 00000000279f6f76 (&rq->lock){-.-.}, at: __schedule+0x236/0x1ed0 [ 40.003253] #4: 000000009b91739a (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 40.003272] [ 40.003276] stack backtrace: [ 40.003282] CPU: 1 PID: 5326 Comm: syz-executor157 Not tainted 4.19.0-rc4+ #146 [ 40.003290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.003294] Call Trace: [ 40.003298] dump_stack+0x1c4/0x2b4 [ 40.003303] ? dump_stack_print_info.cold.2+0x52/0x52 [ 40.003307] ? vprintk_func+0x85/0x181 [ 40.003313] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 40.003317] ? save_trace+0xe0/0x290 [ 40.003321] __lock_acquire+0x33e4/0x4ec0 [ 40.003326] ? mark_held_locks+0x130/0x130 [ 40.003330] ? mark_held_locks+0x130/0x130 [ 40.003335] ? update_load_avg+0x387/0x2470 [ 40.003340] ? __update_load_avg_blocked_se+0x730/0x730 [ 40.003345] ? attach_entity_load_avg+0x860/0x860 [ 40.003349] ? update_load_avg+0x387/0x2470 [ 40.003354] ? __lock_is_held+0xb5/0x140 [ 40.003358] ? __lock_acquire+0x7ec/0x4ec0 [ 40.003363] ? attach_entity_load_avg+0x860/0x860 [ 40.003367] ? graph_lock+0x170/0x170 [ 40.003373] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 40.003377] lock_acquire+0x1ed/0x520 [ 40.003381] ? down_trylock+0x13/0x70 [ 40.003386] ? find_held_lock+0x36/0x1c0 [ 40.003390] ? lock_release+0x970/0x970 [ 40.003394] ? trace_hardirqs_off+0xb8/0x310 [ 40.003399] ? vprintk_emit+0x1d3/0x930 [ 40.003403] ? trace_hardirqs_on+0x310/0x310 [ 40.003408] ? trace_hardirqs_off+0xb8/0x310 [ 40.003412] ? log_store+0x344/0x4c0 [ 40.003416] ? vprintk_emit+0x322/0x930 [ 40.003421] _raw_spin_lock_irqsave+0x99/0xd0 [ 40.003425] ? down_trylock+0x13/0x70 [ 40.003429] down_trylock+0x13/0x70 [ 40.003434] __down_trylock_console_sem+0xae/0x200 [ 40.003439] console_trylock+0x15/0xa0 [ 40.003443] vprintk_emit+0x322/0x930 [ 40.003447] ? wake_up_klogd+0x180/0x180 [ 40.003452] ? __lock_acquire+0x7ec/0x4ec0 [ 40.003462] ? mark_held_locks+0x130/0x130 [ 40.003466] vprintk_default+0x28/0x30 [ 40.003471] vprintk_func+0x7e/0x181 [ 40.003475] printk+0xa7/0xcf [ 40.003479] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 40.003484] ? kasan_die_handler.cold.22+0x5/0x30 [ 40.003489] ? kasan_die_handler+0x1a/0x31 [ 40.003494] kasan_die_handler.cold.22+0x11/0x30 [ 40.003498] notifier_call_chain+0x17e/0x380 [ 40.003503] ? unregister_die_notifier+0x20/0x20 [ 40.003508] ? kasan_check_read+0x11/0x20 [ 40.003513] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 40.003517] ? rcu_bh_qs+0xc0/0xc0 [ 40.003521] ? rcu_bh_qs+0xc0/0xc0 [ 40.003526] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 40.003531] atomic_notifier_call_chain+0x96/0x190 [ 40.003535] notify_die+0x1bd/0x2d0 [ 40.003540] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 40.003545] ? search_module_extables+0x98/0xe0 [ 40.003549] ? __schedule+0xfb7/0x1ed0 [ 40.003553] ? __schedule+0xfb7/0x1ed0 [ 40.003558] ? search_exception_tables+0x47/0x50 [ 40.003563] do_general_protection+0x248/0x2f0 [ 40.003567] general_protection+0x1e/0x30 [ 40.003572] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 40.003586] 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 [ 40.003591] RSP: 0018:ffff8801c430eb80 EFLAGS: 00010806 [ 40.003600] RAX: 1bd5a00000000022 RBX: ffff8801be1f06c0 RCX: 1ffff100387b688f [ 40.003607] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 40.003613] RBP: ffff8801c430ed58 R08: ffff8801bbffe600 R09: fffff520003c6e47 [ 40.003620] R10: fffff520003c6e47 R11: ffffc90001e3723b R12: dead000000000100 [ 40.003626] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801bbffe600 [ 40.003630] ? add_nops+0x90/0x90 [ 40.003635] ? __sched_text_start+0x8/0x8 [ 40.003639] ? __set_pte_vaddr+0x135/0x1a0 [ 40.003644] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 40.003649] ? find_next_and_bit+0x183/0x1e0 [ 40.003653] ? smp_call_function_many+0x13f/0xb60 [ 40.003658] ? mark_held_locks+0xc7/0x130 [ 40.003662] ? text_poke+0x405/0x5e0 [ 40.003666] ? on_each_cpu+0xdd/0x1e0 [ 40.003671] ? on_each_cpu+0xdd/0x1e0 [ 40.003676] ? kvm_cpu_has_pending_timer+0xe/0x70 [ 40.003680] ? lockdep_hardirqs_on+0x421/0x5c0 [ 40.003685] ? preempt_schedule+0x4d/0x60 [ 40.003689] ? kvm_cpu_has_pending_timer+0xe/0x70 [ 40.003694] preempt_schedule_common+0x1f/0xd0 [ 40.003698] preempt_schedule+0x4d/0x60 [ 40.003703] ___preempt_schedule+0x16/0x18 [ 40.003707] ? on_each_cpu+0x13b/0x1e0 [ 40.003712] ? on_each_cpu+0x1a6/0x1e0 [ 40.003716] on_each_cpu+0x1ab/0x1e0 [ 40.003721] ? kvm_cpu_has_pending_timer+0xd/0x70 [ 40.003725] text_poke_bp+0x102/0x1de [ 40.003730] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 40.003734] ? poke_int3_handler+0x90/0x90 [ 40.003739] ? wait_for_completion+0x8a0/0x8a0 [ 40.003744] ? kvm_cpu_has_pending_timer+0xd/0x70 [ 40.003749] __jump_label_transform.isra.0+0x478/0x8f0 [ 40.003753] ? modules_open+0xa0/0xa0 [ 40.003757] ? kvm_vm_release+0x42/0x50 [ 40.003762] ? get_trap_addr+0x1d0/0x1d0 [ 40.003766] ? do_group_exit+0x177/0x440 [ 40.003771] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.003776] ? jump_label_type+0x139/0x1e0 [ 40.003781] arch_jump_label_transform+0x2f/0x40 [ 40.003785] __jump_label_update+0x16e/0x1a0 [ 40.003790] jump_label_update+0x174/0x320 [ 40.003795] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 40.003800] ? static_key_disable+0x30/0x30 [ 40.003805] ? rcu_read_lock_sched_held+0x108/0x120 [ 40.003809] static_key_slow_dec+0x63/0xa0 [ 40.003813] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 40.003822] Lost 102 message(s)! [ 41.029475] ---[ end trace 2b241adacb94202e ]--- [ 41.034243] RIP: 0010:__schedule+0xfb7/0x1ed0 [ 41.038744] 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 [ 41.057650] RSP: 0018:ffff8801c430eb80 EFLAGS: 00010806 [ 41.063026] RAX: 1bd5a00000000022 RBX: ffff8801be1f06c0 RCX: 1ffff100387b688f [ 41.070391] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 41.077664] RBP: ffff8801c430ed58 R08: ffff8801bbffe600 R09: fffff520003c6e47 [ 41.084939] R10: fffff520003c6e47 R11: ffffc90001e3723b R12: dead000000000100 [ 41.092241] R13: dffffc0000000000 R14: ffff8801daf2cb40 R15: ffff8801bbffe600 [ 41.099528] FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 41.107756] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 41.113639] CR2: 00000000f7fa9c7f CR3: 000000000946a000 CR4: 00000000001426e0 [ 41.120918] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.128208] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.135481] Kernel panic - not syncing: Fatal exception [ 42.271418] Shutting down cpus with NMI [ 42.276447] Kernel Offset: disabled [ 42.280086] Rebooting in 86400 seconds..