[info] Using makefile-style concurrent boot in runlevel 2. [ 52.125287][ T24] audit: type=1800 audit(1567647368.496:21): pid=9092 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 52.179183][ T24] audit: type=1800 audit(1567647368.496:22): pid=9092 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.138' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 62.262716][ T9242] 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. [ 62.285846][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x20 [ 62.295362][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x40 [ 62.304682][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x60 [ 62.314133][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x80 [ 62.323546][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x94 [ 62.333082][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x48c [ 62.342449][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000004 data 0x4ac [ 62.351833][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000005 data 0x1520 [ 62.361324][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000006 data 0x15d4 [ 62.370817][ T9242] kvm [9242]: vcpu0, guest rIP: 0xcc Hyper-V uhandled wrmsr: 0x40000007 data 0x15c4 [ 62.383825][ T9242] kasan: CONFIG_KASAN_INLINE enabled [ 62.389189][ T9242] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 62.397320][ T9242] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 62.404242][ T9242] CPU: 0 PID: 9242 Comm: syz-executor896 Not tainted 5.3.0-rc7+ #0 [ 62.412112][ T9242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.422148][ T9242] RIP: 0010:__apic_accept_irq+0x46/0x740 [ 62.427765][ T9242] Code: 89 55 cc 41 89 f4 48 89 fb 49 bd 00 00 00 00 00 fc ff df e8 5c c9 5d 00 48 89 5d c0 4c 8d b3 98 00 00 00 4d 89 f7 49 c1 ef 03 <43> 80 3c 2f 00 74 08 4c 89 f7 e8 6b c4 96 00 49 8b 06 48 89 45 d0 [ 62.447341][ T9242] RSP: 0018:ffff8880995579b0 EFLAGS: 00010202 [ 62.453378][ T9242] RAX: ffffffff8115c384 RBX: 0000000000000000 RCX: ffff8880981c0300 [ 62.461332][ T9242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.469287][ T9242] RBP: ffff888099557a10 R08: 0000000000000000 R09: 0000000000000000 [ 62.477246][ T9242] R10: ffffed10132aaf64 R11: 0000000000000000 R12: 0000000000000000 [ 62.485190][ T9242] R13: dffffc0000000000 R14: 0000000000000098 R15: 0000000000000013 [ 62.493135][ T9242] FS: 0000555557113880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 62.502033][ T9242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.508588][ T9242] CR2: 0000000000000000 CR3: 0000000091f61000 CR4: 00000000001426f0 [ 62.516532][ T9242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.524476][ T9242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.532940][ T9242] Call Trace: [ 62.536229][ T9242] kvm_apic_set_irq+0xb4/0x140 [ 62.540979][ T9242] kvm_hv_process_stimers+0x594/0x1650 [ 62.546410][ T9242] ? trace_lock_acquire+0x159/0x1d0 [ 62.551579][ T9242] ? lock_acquire+0x158/0x250 [ 62.556239][ T9242] vcpu_enter_guest+0x2b2a/0x54b0 [ 62.561245][ T9242] ? kvm_check_async_pf_completion+0x35b/0x370 [ 62.567373][ T9242] vcpu_run+0x393/0xd40 [ 62.571503][ T9242] kvm_arch_vcpu_ioctl_run+0x636/0x900 [ 62.576944][ T9242] kvm_vcpu_ioctl+0x6cf/0xaf0 [ 62.581602][ T9242] ? kvm_vm_release+0x50/0x50 [ 62.586425][ T9242] do_vfs_ioctl+0x744/0x1730 [ 62.590984][ T9242] ? debug_smp_processor_id+0x1c/0x20 [ 62.596328][ T9242] ? fpregs_assert_state_consistent+0xb7/0xe0 [ 62.602365][ T9242] ? tomoyo_file_ioctl+0x23/0x30 [ 62.607272][ T9242] ? security_file_ioctl+0xa1/0xd0 [ 62.612363][ T9242] __x64_sys_ioctl+0xe3/0x120 [ 62.617011][ T9242] do_syscall_64+0xfe/0x140 [ 62.621486][ T9242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.627357][ T9242] RIP: 0033:0x442a19 [ 62.631310][ T9242] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 0f 83 1b 0c fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.650888][ T9242] RSP: 002b:00007fff033d5088 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 62.659268][ T9242] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000442a19 [ 62.667209][ T9242] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 62.675152][ T9242] RBP: 00000000006cd018 R08: 00000000004002c8 R09: 00000000004002c8 [ 62.683180][ T9242] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000403ac0 [ 62.691126][ T9242] R13: 0000000000403b50 R14: 0000000000000000 R15: 0000000000000000 [ 62.699074][ T9242] Modules linked in: [ 62.703370][ T9242] ---[ end trace 573cfaded6ad903d ]--- [ 62.708869][ T9242] RIP: 0010:__apic_accept_irq+0x46/0x740 [ 62.714480][ T9242] Code: 89 55 cc 41 89 f4 48 89 fb 49 bd 00 00 00 00 00 fc ff df e8 5c c9 5d 00 48 89 5d c0 4c 8d b3 98 00 00 00 4d 89 f7 49 c1 ef 03 <43> 80 3c 2f 00 74 08 4c 89 f7 e8 6b c4 96 00 49 8b 06 48 89 45 d0 [ 62.734382][ T9242] RSP: 0018:ffff8880995579b0 EFLAGS: 00010202 [ 62.740480][ T9242] RAX: ffffffff8115c384 RBX: 0000000000000000 RCX: ffff8880981c0300 [ 62.748473][ T9242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.756472][ T9242] RBP: ffff888099557a10 R08: 0000000000000000 R09: 0000000000000000 [ 62.764503][ T9242] R10: ffffed10132aaf64 R11: 0000000000000000 R12: 0000000000000000 [ 62.772489][ T9242] R13: dffffc0000000000 R14: 0000000000000098 R15: 0000000000000013 [ 62.780483][ T9242] FS: 0000555557113880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 62.789430][ T9242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.796023][ T9242] CR2: 0000000000000000 CR3: 0000000091f61000 CR4: 00000000001426f0 [ 62.803972][ T9242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.811961][ T9242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.819942][ T9242] Kernel panic - not syncing: Fatal exception [ 62.827579][ T9242] Kernel Offset: disabled [ 62.831918][ T9242] Rebooting in 86400 seconds..