Warning: Permanently added '10.128.0.231' (ECDSA) to the list of known hosts. [*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (14s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ 27.494090][ T22] audit: type=1400 audit(1607369646.036:8): avc: denied { execmem } for pid=362 comm="syz-executor001" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 27.495030][ T363] 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. [ *] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (21s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (21s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (22s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (22s / 1min 30s)[ 29.831640][ T691] BUG: kernel NULL pointer dereference, address: 0000000000000086 [ 29.839620][ T691] #PF: supervisor instruction fetch in kernel mode [ 29.846112][ T691] #PF: error_code(0x0010) - not-present page [ 29.852076][ T691] PGD 1e5701067 P4D 1e5701067 PUD 1e570f067 PMD 0 [ 29.858721][ T691] Oops: 0010 [#1] PREEMPT SMP KASAN [ 29.863894][ T691] CPU: 1 PID: 691 Comm: syz-executor001 Not tainted 5.4.81-syzkaller-00866-g623a7e96d461 #0 [ 29.873986][ T691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.884025][ T691] RIP: 0010:0x86 [ 29.887551][ T691] Code: Bad RIP value. [ 29.891639][ T691] RSP: 0018:ffff8881e440f828 EFLAGS: 00010086 [ 29.897672][ T691] RAX: ffff8881e440f858 RBX: fffffe0000000000 RCX: ffff8881e4b88000 [ 29.905611][ T691] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 29.913602][ T691] RBP: 0000000000000ec0 R08: ffffffff8224a5c0 R09: ffffffff811d0d6b [ 29.921588][ T691] R10: ffff8881e4b88000 R11: 0000000000000002 R12: dffffc0000000000 [ 29.929540][ T691] R13: fffffe0000000ec8 R14: ffffffff844013f0 R15: fffffe0000000ecb [ 29.937484][ T691] FS: 0000000002656880(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.946394][ T691] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.952951][ T691] CR2: 000000000000005c CR3: 00000001e5836000 CR4: 00000000001426e0 [ 29.960901][ T691] Call Trace: [ 29.964326][ T691] ? handle_external_interrupt_irqoff+0x151/0x280 [ 29.970712][ T691] ? handle_external_interrupt_irqoff+0x12f/0x280 [ 29.977099][ T691] ? __irqentry_text_start+0x8/0x8 [ 29.982204][ T691] ? vcpu_enter_guest+0x2afa/0x3d30 [ 29.987372][ T691] ? local_bh_enable+0x20/0x20 [ 29.992102][ T691] ? vmx_prepare_switch_to_guest+0x7d0/0x7d0 [ 29.998049][ T691] ? check_preemption_disabled+0x9e/0x330 [ 30.003749][ T691] ? kvm_check_async_pf_completion+0x34e/0x360 [ 30.009874][ T691] ? vcpu_run+0x344/0xbf0 [ 30.014174][ T691] ? kvm_arch_vcpu_ioctl_run+0x416/0x870 [ 30.019811][ T691] ? kvm_vcpu_ioctl+0x7c9/0xdf0 [ 30.024643][ T691] ? kvm_vm_release+0x50/0x50 [ 30.029287][ T691] ? check_preemption_disabled+0x9e/0x330 [ 30.034971][ T691] ? debug_smp_processor_id+0x20/0x20 [ 30.040312][ T691] ? mem_cgroup_commit_charge+0x1cc/0x2a0 [ 30.046005][ T691] ? mem_cgroup_try_charge_delay+0x10/0x10 [ 30.051789][ T691] ? __mod_node_page_state+0x81/0xd0 [ 30.057040][ T691] ? __lru_cache_add+0x1c5/0x210 [ 30.061944][ T691] ? _raw_spin_unlock+0x49/0x60 [ 30.066761][ T691] ? handle_mm_fault+0x94d/0x41f0 [ 30.071757][ T691] ? kvm_vm_release+0x50/0x50 [ 30.076415][ T691] ? do_vfs_ioctl+0x769/0x1720 [ 30.081155][ T691] ? selinux_file_ioctl+0x7c6/0x990 [ 30.086320][ T691] ? ioctl_preallocate+0x250/0x250 [ 30.091399][ T691] ? __up_read+0x6f/0x1b0 [ 30.095696][ T691] ? check_preemption_disabled+0x15a/0x330 [ 30.101486][ T691] ? debug_smp_processor_id+0x20/0x20 [ 30.106827][ T691] ? security_file_ioctl+0xad/0xc0 [ 30.111907][ T691] ? __x64_sys_ioctl+0xd4/0x110 [ 30.116727][ T691] ? do_syscall_64+0xcb/0x150 [ 30.121384][ T691] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 30.127421][ T691] Modules linked in: [ 30.131293][ T691] CR2: 0000000000000086 [ 30.135434][ T691] ---[ end trace b6d5a159ca247609 ]--- [ 30.140878][ T691] RIP: 0010:0x86 [ 30.140895][ T691] Code: Bad RIP value. [ 30.148463][ T691] RSP: 0018:ffff8881e440f828 EFLAGS: 00010086 [ 30.154505][ T691] RAX: ffff8881e440f858 RBX: fffffe0000000000 RCX: ffff8881e4b88000 [ 30.162458][ T691] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 30.170423][ T691] RBP: 0000000000000ec0 R08: ffffffff8224a5c0 R09: ffffffff811d0d6b [ 30.178380][ T691] R10: ffff8881e4b88000 R11: 0000000000000002 R12: dffffc0000000000 [ 30.186324][ T691] R13: fffffe0000000ec8 R14: ffffffff844013f0 R15: fffffe0000000ecb [ 30.200996][ T691] FS: 0000000002656880(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 30.209918][ T691] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.216495][ T691] CR2: 000000000000005c CR3: 00000001e5836000 CR4: 00000000001426e0 [ 30.224468][ T691] Kernel panic - not syncing: Fatal exception [ 30.231186][ T691] Kernel Offset: disabled [ 30.235502][ T691] Rebooting in 86400 seconds..