[ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started System Logging Service. [ ***] A start job is running for OpenBSD …Shell server (1min 18s / 2min 38s)[ **] A start job is running for OpenBSD …Shell server (1min 18s / 2min 38s)[ *] A start job is running for OpenBSD …Shell server (1min 19s / 2min 38s)[ **] A start job is running for OpenBSD …Shell server (1min 19s / 2min 38s)[ ***] A start job is running for OpenBSD …Shell server (1min 20s / 2min 38s)[ *** ] A start job is running for OpenBSD …Shell server (1min 21s / 2min 38s)[ *** ] A start job is running for OpenBSD …Shell server (1min 21s / 2min 38s)[ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.67' (ECDSA) to the list of known hosts. syzkaller login: [ 130.347779][ T8225] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 130.407399][ T8225] ===================================================== [ 130.412529][ T8225] BUG: KMSAN: uninit-value in x86_emulate_instruction+0x2846/0x59e0 [ 130.412529][ T8225] x86_emulate_instruction+0x2846/0x59e0 [ 130.412529][ T8225] kvm_mmu_page_fault+0xb9a/0xc30 [ 130.428680][ T8225] handle_ept_violation+0x5b2/0x7b0 [ 130.428680][ T8225] __vmx_handle_exit+0xe15/0x1700 [ 130.428680][ T8225] vmx_handle_exit+0x6d/0x270 [ 130.428680][ T8225] vcpu_enter_guest+0x5f14/0x7860 [ 130.428680][ T8225] vcpu_run+0x7a5/0x1610 [ 130.428680][ T8225] kvm_arch_vcpu_ioctl_run+0xefd/0x13d0 [ 130.428680][ T8225] kvm_vcpu_ioctl+0x1109/0x1f40 [ 130.428680][ T8225] __se_sys_ioctl+0x311/0x4d0 [ 130.428680][ T8225] __x64_sys_ioctl+0xd8/0x110 [ 130.428680][ T8225] do_syscall_64+0xb3/0x180 [ 130.428680][ T8225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.428680][ T8225] [ 130.428680][ T8225] Uninit was stored to memory at: [ 130.428680][ T8225] kmsan_internal_chain_origin+0xa0/0x110 [ 130.428680][ T8225] kmsan_memmove_metadata+0x203/0x270 [ 130.428680][ T8225] __msan_memcpy+0x5e/0x90 [ 130.428680][ T8225] paging64_gva_to_gpa+0x22a/0x290 [ 130.428680][ T8225] kvm_fetch_guest_virt+0x1ca/0x460 [ 130.428680][ T8225] __do_insn_fetch_bytes+0xb8a/0xdc0 [ 130.428680][ T8225] x86_decode_insn+0x3cd/0x9bc0 [ 130.428680][ T8225] x86_decode_emulated_instruction+0x2e3/0x1be0 [ 130.428680][ T8225] x86_emulate_instruction+0x31a/0x59e0 [ 130.428680][ T8225] kvm_mmu_page_fault+0xb9a/0xc30 [ 130.428680][ T8225] handle_ept_violation+0x5b2/0x7b0 [ 130.428680][ T8225] __vmx_handle_exit+0xe15/0x1700 [ 130.428680][ T8225] vmx_handle_exit+0x6d/0x270 [ 130.428680][ T8225] vcpu_enter_guest+0x5f14/0x7860 [ 130.428680][ T8225] vcpu_run+0x7a5/0x1610 [ 130.428680][ T8225] kvm_arch_vcpu_ioctl_run+0xefd/0x13d0 [ 130.428680][ T8225] kvm_vcpu_ioctl+0x1109/0x1f40 [ 130.428680][ T8225] __se_sys_ioctl+0x311/0x4d0 [ 130.428680][ T8225] __x64_sys_ioctl+0xd8/0x110 [ 130.428680][ T8225] do_syscall_64+0xb3/0x180 [ 130.428680][ T8225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.428680][ T8225] [ 130.428680][ T8225] Uninit was stored to memory at: [ 130.428680][ T8225] kmsan_internal_chain_origin+0xa0/0x110 [ 130.428680][ T8225] __msan_chain_origin+0xcb/0x140 [ 130.428680][ T8225] translate_gpa+0x194/0x1a0 [ 130.428680][ T8225] paging64_walk_addr_generic+0x808/0x2390 [ 130.428680][ T8225] paging64_gva_to_gpa+0x154/0x290 [ 130.428680][ T8225] kvm_fetch_guest_virt+0x1ca/0x460 [ 130.428680][ T8225] __do_insn_fetch_bytes+0xb8a/0xdc0 [ 130.428680][ T8225] x86_decode_insn+0x3cd/0x9bc0 [ 130.428680][ T8225] x86_decode_emulated_instruction+0x2e3/0x1be0 [ 130.428680][ T8225] x86_emulate_instruction+0x31a/0x59e0 [ 130.662617][ T8225] kvm_mmu_page_fault+0xb9a/0xc30 [ 130.662617][ T8225] handle_ept_violation+0x5b2/0x7b0 [ 130.662617][ T8225] __vmx_handle_exit+0xe15/0x1700 [ 130.662617][ T8225] vmx_handle_exit+0x6d/0x270 [ 130.662617][ T8225] vcpu_enter_guest+0x5f14/0x7860 [ 130.662617][ T8225] vcpu_run+0x7a5/0x1610 [ 130.662617][ T8225] kvm_arch_vcpu_ioctl_run+0xefd/0x13d0 [ 130.662617][ T8225] kvm_vcpu_ioctl+0x1109/0x1f40 [ 130.662617][ T8225] __se_sys_ioctl+0x311/0x4d0 [ 130.662617][ T8225] __x64_sys_ioctl+0xd8/0x110 [ 130.662617][ T8225] do_syscall_64+0xb3/0x180 [ 130.662617][ T8225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.662617][ T8225] [ 130.662617][ T8225] Local variable ----walker@paging64_gva_to_gpa created at: [ 130.662617][ T8225] paging64_gva_to_gpa+0xaa/0x290 [ 130.662617][ T8225] kvm_fetch_guest_virt+0x1ca/0x460 [ 130.662617][ T8225] ===================================================== [ 130.662617][ T8225] Disabling lock debugging due to kernel taint [ 130.662617][ T8225] Kernel panic - not syncing: panic_on_kmsan set ... [ 130.662617][ T8225] CPU: 0 PID: 8225 Comm: syz-executor565 Tainted: G B 5.13.0-syzkaller #0 [ 130.662617][ T8225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.662617][ T8225] Call Trace: [ 130.662617][ T8225] dump_stack+0x24c/0x2e0 [ 130.662617][ T8225] panic+0x4c6/0xea7 [ 130.662617][ T8225] ? add_taint+0x17c/0x210 [ 130.662617][ T8225] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 130.662617][ T8225] kmsan_report+0x2fa/0x300 [ 130.662617][ T8225] ? __msan_warning+0xd7/0x150 [ 130.662617][ T8225] ? x86_emulate_instruction+0x2846/0x59e0 [ 130.662617][ T8225] ? kvm_mmu_page_fault+0xb9a/0xc30 [ 130.662617][ T8225] ? handle_ept_violation+0x5b2/0x7b0 [ 130.662617][ T8225] ? __vmx_handle_exit+0xe15/0x1700 [ 130.662617][ T8225] ? vmx_handle_exit+0x6d/0x270 [ 130.662617][ T8225] ? vcpu_enter_guest+0x5f14/0x7860 [ 130.662617][ T8225] ? vcpu_run+0x7a5/0x1610 [ 130.662617][ T8225] ? kvm_arch_vcpu_ioctl_run+0xefd/0x13d0 [ 130.662617][ T8225] ? kvm_vcpu_ioctl+0x1109/0x1f40 [ 130.662617][ T8225] ? __se_sys_ioctl+0x311/0x4d0 [ 130.662617][ T8225] ? __x64_sys_ioctl+0xd8/0x110 [ 130.662617][ T8225] ? do_syscall_64+0xb3/0x180 [ 130.662617][ T8225] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.662617][ T8225] ? reexecute_instruction+0xad/0x790 [ 130.662617][ T8225] __msan_warning+0xd7/0x150 [ 130.662617][ T8225] x86_emulate_instruction+0x2846/0x59e0 [ 130.662617][ T8225] kvm_mmu_page_fault+0xb9a/0xc30 [ 130.662617][ T8225] handle_ept_violation+0x5b2/0x7b0 [ 130.662617][ T8225] ? kmsan_get_shadow_origin_ptr+0x90/0xc0 [ 130.662617][ T8225] ? handle_desc+0x100/0x100 [ 130.662617][ T8225] __vmx_handle_exit+0xe15/0x1700 [ 130.662617][ T8225] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 130.662617][ T8225] vmx_handle_exit+0x6d/0x270 [ 130.662617][ T8225] vcpu_enter_guest+0x5f14/0x7860 [ 130.662617][ T8225] ? kmsan_get_metadata+0x116/0x180 [ 130.662617][ T8225] ? kmsan_get_metadata+0x116/0x180 [ 130.662617][ T8225] ? kmsan_get_shadow_origin_ptr+0x90/0xc0 [ 130.662617][ T8225] ? kmsan_get_metadata+0x116/0x180 [ 130.662617][ T8225] ? kmsan_get_shadow_origin_ptr+0x90/0xc0 [ 130.662617][ T8225] vcpu_run+0x7a5/0x1610 [ 130.662617][ T8225] kvm_arch_vcpu_ioctl_run+0xefd/0x13d0 [ 130.662617][ T8225] kvm_vcpu_ioctl+0x1109/0x1f40 [ 130.662617][ T8225] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 130.662617][ T8225] ? security_file_ioctl+0x1bd/0x210 [ 130.662617][ T8225] ? kmsan_get_metadata+0x116/0x180 [ 130.662617][ T8225] ? kvm_stat_data_clear+0x430/0x430 [ 130.662617][ T8225] __se_sys_ioctl+0x311/0x4d0 [ 130.662617][ T8225] __x64_sys_ioctl+0xd8/0x110 [ 130.662617][ T8225] do_syscall_64+0xb3/0x180 [ 130.662617][ T8225] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.662617][ T8225] RIP: 0033:0x441df9 [ 130.662617][ T8225] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 130.662617][ T8225] RSP: 002b:00007ffee7caa1d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 130.662617][ T8225] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 0000000000441df9 [ 130.662617][ T8225] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 130.662617][ T8225] RBP: 0000000000000000 R08: 00007ffee7caa378 R09: 00007ffee7caa378 [ 130.662617][ T8225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000405060 [ 130.662617][ T8225] R13: 431bde82d7b634db R14: 00000000004b0018 R15: 0000000000400488 [ 130.662617][ T8225] Kernel Offset: disabled [ 130.662617][ T8225] Rebooting in 86400 seconds..