[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.818175] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 24.132798] random: sshd: uninitialized urandom read (32 bytes read) [ 24.458579] random: sshd: uninitialized urandom read (32 bytes read) [ 25.002852] random: sshd: uninitialized urandom read (32 bytes read) [ 31.431248] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.32' (ECDSA) to the list of known hosts. [ 36.905516] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 36.999449] 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. [ 37.022464] kasan: CONFIG_KASAN_INLINE enabled [ 37.028354] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 37.035701] general protection fault: 0000 [#1] SMP KASAN [ 37.041221] CPU: 1 PID: 4455 Comm: syz-executor289 Not tainted 4.18.0+ #198 [ 37.048297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.057634] RIP: 0010:__schedule+0x1061/0x1ec0 [ 37.062372] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 83 e9 05 fb eb 9f 4c 89 e6 48 89 df e8 c6 [ 37.081255] RSP: 0018:ffff8801aeb56a80 EFLAGS: 00010806 [ 37.086595] RAX: 1bd5a00000000022 RBX: ffff8801ad0ea380 RCX: 1ffff1003591e88f [ 37.093845] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 37.101097] RBP: ffff8801aeb56c50 R08: ffff8801ad0ea380 R09: fffff520003c4a47 [ 37.108414] R10: fffff520003c4a47 R11: ffffc90001e2523b R12: ffff8801ce174700 [ 37.115669] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12ca80 [ 37.122920] FS: 0000000000b0f880(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 37.131133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.136989] CR2: 000000000043ecce CR3: 0000000007e6a000 CR4: 00000000001426e0 [ 37.144235] Call Trace: [ 37.146801] ? __sched_text_start+0x8/0x8 [ 37.150931] ? generic_exec_single+0x1ea/0x5e0 [ 37.155554] ? __lock_is_held+0xb5/0x140 [ 37.159600] ? smp_call_function_single+0x43c/0x5c0 [ 37.164593] ? check_same_owner+0x340/0x340 [ 37.168890] ? smp_call_function_single+0x2d6/0x5c0 [ 37.173928] ? add_nops+0x90/0x90 [ 37.177382] ? arch_jump_label_transform+0x1b/0x40 [ 37.182288] preempt_schedule_common+0x22/0x60 [ 37.186849] _cond_resched+0x1d/0x30 [ 37.190543] __mutex_lock+0x13d/0x1700 [ 37.194413] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 37.199929] ? fill_pte+0xd6/0x420 [ 37.203447] ? arch_jump_label_transform+0x1b/0x40 [ 37.208353] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.213361] ? find_next_and_bit+0x165/0x1d0 [ 37.217748] ? mutex_trylock+0x2b0/0x2b0 [ 37.221786] ? find_held_lock+0x36/0x1c0 [ 37.225830] ? lock_downgrade+0x8f0/0x8f0 [ 37.229957] ? mark_held_locks+0xc9/0x160 [ 37.234081] ? text_poke+0x3c3/0x5e0 [ 37.237774] ? on_each_cpu+0xf8/0x1d0 [ 37.241550] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.246541] ? trace_hardirqs_on+0xd/0x10 [ 37.250667] ? kasan_check_write+0x14/0x20 [ 37.254918] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 37.259835] ? wait_for_completion+0x8d0/0x8d0 [ 37.264398] ? kvm_arch_vcpu_ioctl_run+0x143/0x16d0 [ 37.269406] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 37.274832] ? modules_open+0xa0/0xa0 [ 37.278611] ? kvm_vm_release+0x42/0x50 [ 37.282583] ? get_trap_addr+0x1d0/0x1d0 [ 37.286621] ? do_group_exit+0x177/0x440 [ 37.290662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.296179] ? jump_label_type+0x132/0x1d0 [ 37.300391] mutex_lock_nested+0x16/0x20 [ 37.304428] ? mutex_lock_nested+0x16/0x20 [ 37.308643] arch_jump_label_transform+0x1b/0x40 [ 37.313378] __jump_label_update+0x16e/0x1a0 [ 37.317765] jump_label_update+0x151/0x2e0 [ 37.321980] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.327408] ? static_key_disable+0x30/0x30 [ 37.331716] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.336724] static_key_slow_dec+0x63/0xa0 [ 37.340944] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.345433] kvm_vcpu_uninit+0x44/0x90 [ 37.349300] vmx_free_vcpu+0x23a/0x300 [ 37.353165] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.357553] ? check_memory_region+0x143/0x1b0 [ 37.362123] ? kvm_arch_sync_events+0x30/0x30 [ 37.366613] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.372135] ? mmu_notifier_unregister+0x474/0x600 [ 37.377048] ? debug_check_no_obj_freed+0x30b/0x595 [ 37.382064] ? __mmu_notifier_register+0x30/0x30 [ 37.386813] ? __free_pages+0x10a/0x190 [ 37.390765] ? free_unref_page+0x9a0/0x9a0 [ 37.394980] ? kfree+0x111/0x260 [ 37.398370] kvm_put_kvm+0x73f/0x1060 [ 37.402169] ? kvm_write_guest_cached+0x40/0x40 [ 37.406833] ? lock_downgrade+0x8f0/0x8f0 [ 37.410971] ? _raw_spin_unlock_irq+0x27/0x70 [ 37.415447] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.420443] ? kvm_irqfd_release+0xdd/0x120 [ 37.424743] ? kvm_put_kvm+0x1060/0x1060 [ 37.428788] kvm_vm_release+0x42/0x50 [ 37.432572] __fput+0x39b/0x860 [ 37.435833] ? file_free_rcu+0x90/0x90 [ 37.439716] ? check_same_owner+0x340/0x340 [ 37.444012] ? _raw_spin_unlock_irq+0x27/0x70 [ 37.448500] ____fput+0x15/0x20 [ 37.451758] task_work_run+0x1e8/0x2a0 [ 37.455624] ? task_work_cancel+0x240/0x240 [ 37.459924] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.465438] ? switch_task_namespaces+0xa2/0xd0 [ 37.470085] do_exit+0x1b25/0x2760 [ 37.473604] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 37.478166] ? mm_update_next_owner+0x9a0/0x9a0 [ 37.482818] ? kvm_vcpu_ioctl+0x2b5/0x1300 [ 37.487034] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.492041] ? kfree+0x1e9/0x260 [ 37.495387] ? kvm_vcpu_ioctl+0x2ba/0x1300 [ 37.499603] ? kvm_uevent_notify_change.part.32+0x440/0x440 [ 37.505491] ? is_bpf_text_address+0xd7/0x170 [ 37.510034] ? kernel_text_address+0x79/0xf0 [ 37.514435] ? pud_val+0x88/0x100 [ 37.517868] ? pmd_val+0x100/0x100 [ 37.521389] ? __save_stack_trace+0x8d/0xf0 [ 37.525697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.531211] ? __handle_mm_fault+0x945/0x4360 [ 37.535683] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 37.540506] ? save_stack+0x43/0xd0 [ 37.544114] ? graph_lock+0x170/0x170 [ 37.547895] ? find_held_lock+0x36/0x1c0 [ 37.551936] ? kvm_uevent_notify_change.part.32+0x440/0x440 [ 37.557634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.563148] ? do_vfs_ioctl+0x201/0x1720 [ 37.567186] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.572742] ? ioctl_preallocate+0x300/0x300 [ 37.577136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.582653] ? __fget_light+0x2f7/0x440 [ 37.586603] ? __handle_mm_fault+0x4360/0x4360 [ 37.591168] ? fget_raw+0x20/0x20 [ 37.594628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.600195] ? __do_page_fault+0x449/0xe50 [ 37.604426] do_group_exit+0x177/0x440 [ 37.608305] ? mm_fault_error+0x380/0x380 [ 37.612430] ? __ia32_sys_exit+0x50/0x50 [ 37.616469] ? ksys_ioctl+0x81/0xd0 [ 37.620076] ? do_syscall_64+0x9a/0x820 [ 37.624039] __x64_sys_exit_group+0x3e/0x50 [ 37.628343] do_syscall_64+0x1b9/0x820 [ 37.632215] ? syscall_return_slowpath+0x5e0/0x5e0 [ 37.637122] ? syscall_return_slowpath+0x31d/0x5e0 [ 37.642034] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 37.647378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.652199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.657369] RIP: 0033:0x43ecf8 [ 37.660545] Code: Bad RIP value. [ 37.663886] RSP: 002b:00007ffe4bbd35b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.671582] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ecf8 [ 37.678827] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 37.686078] RBP: 00000000004be5a8 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 37.693377] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000000001 [ 37.700631] R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 [ 37.707882] Modules linked in: [ 37.711058] Dumping ftrace buffer: [ 37.714597] (ftrace buffer empty) [ 37.718284] [ 37.718287] ====================================================== [ 37.718290] WARNING: possible circular locking dependency detected [ 37.718292] 4.18.0+ #198 Not tainted [ 37.718295] ------------------------------------------------------ [ 37.718298] syz-executor289/4455 is trying to acquire lock: [ 37.718300] 0000000010b0e2f8 ((console_sem).lock){-...}, at: down_trylock+0x13/0x70 [ 37.718307] [ 37.718310] but task is already holding lock: [ 37.718311] 00000000db533518 (&rq->lock){-.-.}, at: __schedule+0x24d/0x1ec0 [ 37.718318] [ 37.718321] which lock already depends on the new lock. [ 37.718322] [ 37.718323] [ 37.718326] the existing dependency chain (in reverse order) is: [ 37.718327] [ 37.718329] -> #2 (&rq->lock){-.-.}: [ 37.718336] _raw_spin_lock+0x2a/0x40 [ 37.718338] task_fork_fair+0x93/0x680 [ 37.718340] sched_fork+0x44b/0xbd0 [ 37.718342] copy_process.part.36+0x1c7c/0x7170 [ 37.718344] _do_fork+0x291/0x12a0 [ 37.718346] kernel_thread+0x34/0x40 [ 37.718348] rest_init+0x22/0xe4 [ 37.718350] start_kernel+0x913/0x94e [ 37.718366] x86_64_start_reservations+0x29/0x2b [ 37.718369] x86_64_start_kernel+0x76/0x79 [ 37.718371] secondary_startup_64+0xa4/0xb0 [ 37.718372] [ 37.718373] -> #1 (&p->pi_lock){-.-.}: [ 37.718380] _raw_spin_lock_irqsave+0x96/0xc0 [ 37.718382] try_to_wake_up+0xd2/0x12a0 [ 37.718396] wake_up_process+0x10/0x20 [ 37.718398] __up.isra.1+0x1c0/0x2a0 [ 37.718400] up+0x13c/0x1c0 [ 37.718402] __up_console_sem+0xbe/0x1b0 [ 37.718404] console_unlock+0x506/0x1110 [ 37.718406] do_con_write+0x1375/0x23d0 [ 37.718408] con_write+0x25/0xc0 [ 37.718410] n_tty_write+0x6c1/0x11a0 [ 37.718412] tty_write+0x3f1/0x880 [ 37.718414] __vfs_write+0x117/0x9d0 [ 37.718416] vfs_write+0x1f8/0x560 [ 37.718418] ksys_write+0x101/0x260 [ 37.718420] __x64_sys_write+0x73/0xb0 [ 37.718422] do_syscall_64+0x1b9/0x820 [ 37.718424] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.718425] [ 37.718426] -> #0 ((console_sem).lock){-...}: [ 37.718445] lock_acquire+0x1e4/0x540 [ 37.718447] _raw_spin_lock_irqsave+0x96/0xc0 [ 37.718449] down_trylock+0x13/0x70 [ 37.718451] __down_trylock_console_sem+0xae/0x200 [ 37.718453] console_trylock+0x15/0xa0 [ 37.718455] vprintk_emit+0x31f/0x910 [ 37.718456] vprintk_default+0x28/0x30 [ 37.718458] vprintk_func+0x7a/0x117 [ 37.718460] printk+0xa7/0xcf [ 37.718462] kasan_die_handler.cold.22+0x11/0x30 [ 37.718464] notifier_call_chain+0x180/0x390 [ 37.718466] atomic_notifier_call_chain+0x98/0x190 [ 37.718468] notify_die+0x1be/0x2e0 [ 37.718470] do_general_protection+0x248/0x2f0 [ 37.718472] general_protection+0x1e/0x30 [ 37.718474] __schedule+0x1061/0x1ec0 [ 37.718476] preempt_schedule_common+0x22/0x60 [ 37.718478] _cond_resched+0x1d/0x30 [ 37.718480] __mutex_lock+0x13d/0x1700 [ 37.718482] mutex_lock_nested+0x16/0x20 [ 37.718484] arch_jump_label_transform+0x1b/0x40 [ 37.718486] __jump_label_update+0x16e/0x1a0 [ 37.718488] jump_label_update+0x151/0x2e0 [ 37.718491] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.718493] static_key_slow_dec+0x63/0xa0 [ 37.718495] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.718497] kvm_vcpu_uninit+0x44/0x90 [ 37.718499] vmx_free_vcpu+0x23a/0x300 [ 37.718501] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.718503] kvm_put_kvm+0x73f/0x1060 [ 37.718504] kvm_vm_release+0x42/0x50 [ 37.718506] __fput+0x39b/0x860 [ 37.718508] ____fput+0x15/0x20 [ 37.718522] task_work_run+0x1e8/0x2a0 [ 37.718523] do_exit+0x1b25/0x2760 [ 37.718525] do_group_exit+0x177/0x440 [ 37.718527] __x64_sys_exit_group+0x3e/0x50 [ 37.718529] do_syscall_64+0x1b9/0x820 [ 37.718532] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.718533] [ 37.718535] other info that might help us debug this: [ 37.718536] [ 37.718538] Chain exists of: [ 37.718539] (console_sem).lock --> &p->pi_lock --> &rq->lock [ 37.718547] [ 37.718549] Possible unsafe locking scenario: [ 37.718550] [ 37.718552] CPU0 CPU1 [ 37.718554] ---- ---- [ 37.718555] lock(&rq->lock); [ 37.718560] lock(&p->pi_lock); [ 37.718564] lock(&rq->lock); [ 37.718568] lock((console_sem).lock); [ 37.718572] [ 37.718573] *** DEADLOCK *** [ 37.718574] [ 37.718576] 4 locks held by syz-executor289/4455: [ 37.718577] #0: 00000000f38ecc14 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x57/0xa0 [ 37.718586] #1: 0000000077018007 (jump_label_mutex){+.+.}, at: __static_key_slow_dec_cpuslocked+0x82/0x210 [ 37.718595] #2: 00000000db533518 (&rq->lock){-.-.}, at: __schedule+0x24d/0x1ec0 [ 37.718603] #3: 000000007d2ddb9f (rcu_read_lock){....}, at: atomic_notifier_call_chain+0x0/0x190 [ 37.718611] [ 37.718613] stack backtrace: [ 37.718616] CPU: 1 PID: 4455 Comm: syz-executor289 Not tainted 4.18.0+ #198 [ 37.718634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.718636] Call Trace: [ 37.718638] dump_stack+0x1c9/0x2b4 [ 37.718640] ? dump_stack_print_info.cold.2+0x52/0x52 [ 37.718655] ? vprintk_func+0x100/0x117 [ 37.718658] print_circular_bug.isra.37.cold.58+0x1bd/0x27d [ 37.718660] ? save_trace+0xe0/0x290 [ 37.718662] __lock_acquire+0x3449/0x5020 [ 37.718665] ? trace_hardirqs_on+0x10/0x10 [ 37.718667] ? trace_hardirqs_on+0x10/0x10 [ 37.718669] ? update_load_avg+0x389/0x27d0 [ 37.718672] ? __update_load_avg_blocked_se+0x730/0x730 [ 37.718675] ? attach_entity_load_avg+0x860/0x860 [ 37.718677] ? attach_entity_load_avg+0x860/0x860 [ 37.718679] ? graph_lock+0x170/0x170 [ 37.718698] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.718701] lock_acquire+0x1e4/0x540 [ 37.718703] ? down_trylock+0x13/0x70 [ 37.718705] ? lock_release+0xa30/0xa30 [ 37.718707] ? lock_downgrade+0x8f0/0x8f0 [ 37.718715] ? log_store+0x34f/0x4c0 [ 37.718717] ? vprintk_emit+0x31f/0x910 [ 37.718720] _raw_spin_lock_irqsave+0x96/0xc0 [ 37.718722] ? down_trylock+0x13/0x70 [ 37.718724] down_trylock+0x13/0x70 [ 37.718727] __down_trylock_console_sem+0xae/0x200 [ 37.718729] console_trylock+0x15/0xa0 [ 37.718731] vprintk_emit+0x31f/0x910 [ 37.718733] ? wake_up_klogd+0x110/0x110 [ 37.718736] ? __lock_acquire+0x7fc/0x5020 [ 37.718738] ? trace_hardirqs_on+0x10/0x10 [ 37.718740] vprintk_default+0x28/0x30 [ 37.718743] vprintk_func+0x7a/0x117 [ 37.718744] printk+0xa7/0xcf [ 37.718747] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 37.718749] ? kasan_die_handler.cold.22+0x5/0x30 [ 37.718752] ? kasan_die_handler+0x1a/0x31 [ 37.718754] kasan_die_handler.cold.22+0x11/0x30 [ 37.718756] notifier_call_chain+0x180/0x390 [ 37.718759] ? unregister_die_notifier+0x20/0x20 [ 37.718761] ? rcu_is_watching+0x8c/0x150 [ 37.718764] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 37.718770] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 37.718772] ? cmp_ex_search+0x8c/0xb0 [ 37.718775] atomic_notifier_call_chain+0x98/0x190 [ 37.718777] notify_die+0x1be/0x2e0 [ 37.718780] ? __atomic_notifier_call_chain+0x1a0/0x1a0 [ 37.718782] ? search_module_extables+0x18/0xc0 [ 37.718784] ? __schedule+0x1061/0x1ec0 [ 37.718787] ? __schedule+0x1061/0x1ec0 [ 37.718789] ? search_exception_tables+0x47/0x50 [ 37.718792] do_general_protection+0x248/0x2f0 [ 37.718794] general_protection+0x1e/0x30 [ 37.718796] RIP: 0010:__schedule+0x1061/0x1ec0 [ 37.718804] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 83 e9 05 fb eb 9f 4c 89 e6 48 89 df e8 c6 [ 37.718807] RSP: 0018:ffff8801aeb56a80 EFLAGS: 00010806 [ 37.718812] RAX: 1bd5a00000000022 RBX: ffff8801ad0ea380 RCX: 1ffff1003591e88f [ 37.718815] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 37.718818] RBP: ffff8801aeb56c50 R08: ffff8801ad0ea380 R09: fffff520003c4a47 [ 37.718822] R10: fffff520003c4a47 R11: ffffc90001e2523b R12: ffff8801ce174700 [ 37.718825] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12ca80 [ 37.718827] ? __sched_text_start+0x8/0x8 [ 37.718830] ? generic_exec_single+0x1ea/0x5e0 [ 37.718832] ? __lock_is_held+0xb5/0x140 [ 37.718835] ? smp_call_function_single+0x43c/0x5c0 [ 37.718837] ? check_same_owner+0x340/0x340 [ 37.718839] ? smp_call_function_single+0x2d6/0x5c0 [ 37.718841] ? add_nops+0x90/0x90 [ 37.718844] ? arch_jump_label_transform+0x1b/0x40 [ 37.718846] preempt_schedule_common+0x22/0x60 [ 37.718848] _cond_resched+0x1d/0x30 [ 37.718850] __mutex_lock+0x13d/0x1700 [ 37.718853] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 37.718855] ? fill_pte+0xd6/0x420 [ 37.718858] ? arch_jump_label_transform+0x1b/0x40 [ 37.718860] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 37.718863] ? find_next_and_bit+0x165/0x1d0 [ 37.718865] ? mutex_trylock+0x2b0/0x2b0 [ 37.718868] ? find_held_lock+0x36/0x1c0 [ 37.718870] ? lock_downgrade+0x8f0/0x8f0 [ 37.718872] ? mark_held_locks+0xc9/0x160 [ 37.718874] ? text_poke+0x3c3/0x5e0 [ 37.718876] ? on_each_cpu+0xf8/0x1d0 [ 37.718879] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.718881] ? trace_hardirqs_on+0xd/0x10 [ 37.718884] ? kasan_check_write+0x14/0x20 [ 37.718886] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 37.718888] ? wait_for_completion+0x8d0/0x8d0 [ 37.718891] ? kvm_arch_vcpu_ioctl_run+0x143/0x16d0 [ 37.718894] ? __jump_label_transform.isra.0+0x478/0x8f0 [ 37.718896] ? modules_open+0xa0/0xa0 [ 37.718898] ? kvm_vm_release+0x42/0x50 [ 37.718900] ? get_trap_addr+0x1d0/0x1d0 [ 37.718902] ? do_group_exit+0x177/0x440 [ 37.718905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 37.718907] ? jump_label_type+0x132/0x1d0 [ 37.718909] mutex_lock_nested+0x16/0x20 [ 37.718912] ? mutex_lock_nested+0x16/0x20 [ 37.718914] arch_jump_label_transform+0x1b/0x40 [ 37.718916] __jump_label_update+0x16e/0x1a0 [ 37.718919] jump_label_update+0x151/0x2e0 [ 37.718921] __static_key_slow_dec_cpuslocked+0xb8/0x210 [ 37.718924] ? static_key_disable+0x30/0x30 [ 37.718926] ? rcu_read_lock_sched_held+0x108/0x120 [ 37.718928] static_key_slow_dec+0x63/0xa0 [ 37.718931] kvm_arch_vcpu_uninit+0x18e/0x1d0 [ 37.718933] kvm_vcpu_uninit+0x44/0x90 [ 37.718935] vmx_free_vcpu+0x23a/0x300 [ 37.718937] kvm_arch_destroy_vm+0x365/0x7c0 [ 37.718939] ? check_memory_region+0x143/0x1b0 [ 37.718942] ? kvm_arch_sync_events+0x30/0x30 [ 37.718945] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 37.718946] ? [ 37.718950] Lost 73 message(s)! [ 38.743946] ---[ end trace 685fa55890ad4033 ]--- [ 38.748694] RIP: 0010:__schedule+0x1061/0x1ec0 [ 38.753267] Code: 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 ea 08 00 00 4d 8b 6d 00 4d 85 ed 0f 84 6b f6 ff ff 49 8d 7d 10 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 a6 e8 83 e9 05 fb eb 9f 4c 89 e6 48 89 df e8 c6 [ 38.772150] RSP: 0018:ffff8801aeb56a80 EFLAGS: 00010806 [ 38.777488] RAX: 1bd5a00000000022 RBX: ffff8801ad0ea380 RCX: 1ffff1003591e88f [ 38.784733] RDX: 0000000040000000 RSI: 0000000000000000 RDI: dead000000000110 [ 38.791993] RBP: ffff8801aeb56c50 R08: ffff8801ad0ea380 R09: fffff520003c4a47 [ 38.799274] R10: fffff520003c4a47 R11: ffffc90001e2523b R12: ffff8801ce174700 [ 38.806536] R13: dead000000000100 R14: dffffc0000000000 R15: ffff8801db12ca80 [ 38.814305] FS: 0000000000b0f880(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 38.822518] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.828389] CR2: 000000000043ecce CR3: 0000000007e6a000 CR4: 00000000001426e0 [ 38.835662] Kernel panic - not syncing: Fatal exception [ 40.021116] Shutting down cpus with NMI [ 40.025428] Dumping ftrace buffer: [ 40.028957] (ftrace buffer empty) [ 40.032658] Kernel Offset: disabled [ 40.036261] Rebooting in 86400 seconds..