Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. Warning: Permanently added 'ci-upstream-kasan-gce-8,10.128.0.16' (ECDSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-kasan-gce-8 port 1 (session ID: 862827307cdb8da802a564272949b9123f1bb3b4dcfc21318e96c6192b9782cb, active connections: 1). 2017/07/22 14:22:40 parsed 1 programs INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] 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 2017/07/22 14:22:40 executed programs: 0 syzkaller login: [ 187.352662] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 187.444461] ------------[ cut here ]------------ [ 187.459883] WARNING: CPU: 1 PID: 2940 at arch/x86/kvm/x86.c:7222 kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496087] ------------[ cut here ]------------ [ 187.496105] WARNING: CPU: 0 PID: 2958 at arch/x86/kvm/x86.c:7222 kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496109] Kernel panic - not syncing: panic_on_warn set ... [ 187.496109] [ 187.496115] CPU: 0 PID: 2958 Comm: syz-executor3 Not tainted 4.13.0-rc1+ #1 [ 187.496117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.496119] Call Trace: [ 187.496129] dump_stack+0x194/0x257 [ 187.496137] ? arch_local_irq_restore+0x53/0x53 [ 187.496156] panic+0x1e4/0x417 [ 187.496161] ? __warn+0x1d9/0x1d9 [ 187.496168] ? show_regs_print_info+0x65/0x65 [ 187.496185] ? kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496190] __warn+0x1c4/0x1d9 [ 187.496195] ? kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496202] report_bug+0x211/0x2d0 [ 187.496217] fixup_bug+0x40/0x90 [ 187.496223] do_trap+0x260/0x390 [ 187.496234] do_error_trap+0x120/0x390 [ 187.496243] ? do_trap+0x390/0x390 [ 187.496249] ? kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496255] ? fpu__activate_curr+0xed/0x650 [ 187.496262] ? fpstate_init+0x160/0x160 [ 187.496273] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.496284] do_invalid_op+0x1b/0x20 [ 187.496292] invalid_op+0x1e/0x30 [ 187.496296] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5870 [ 187.496298] RSP: 0018:ffff8801d1a9f670 EFLAGS: 00010297 [ 187.496303] RAX: ffff8801d16c4740 RBX: ffff8801d10c3000 RCX: ffff8801d03c055c [ 187.496306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d03c0360 [ 187.496309] RBP: ffff8801d1a9fa40 R08: 0000000000000001 R09: ffffed003a353f2c [ 187.496311] R10: ffff8801d1a9fa58 R11: 0000000000000000 R12: 0000000000000001 [ 187.496313] R13: 0000000000000000 R14: ffff8801cf97d600 R15: ffff8801d03c0140 [ 187.496336] ? do_raw_spin_trylock+0x190/0x190 [ 187.496346] ? mark_held_locks+0xaf/0x100 [ 187.496352] ? _raw_spin_unlock_irq+0x27/0x70 [ 187.496358] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 187.496365] ? kvm_arch_vcpu_runnable+0x520/0x520 [ 187.496371] ? wait_for_completion+0xdb/0x730 [ 187.496380] ? wait_for_completion_interruptible+0x7d0/0x7d0 [ 187.496387] ? lockdep_init_map+0xe4/0x650 [ 187.496394] ? lockdep_init_map+0xe4/0x650 [ 187.496403] ? __init_waitqueue_head+0x97/0x140 [ 187.496409] ? wake_up_q+0xe0/0xe0 [ 187.496428] ? __wait_rcu_gp+0x23f/0x3e0 [ 187.496431] ? rcu_gp_is_normal+0x140/0x140 [ 187.496446] ? synchronize_sched.part.69+0xac/0x100 [ 187.496452] ? synchronize_sched_expedited+0xf0/0xf0 [ 187.496457] ? call_rcu_bh+0x20/0x20 [ 187.496467] ? check_same_owner+0x320/0x320 [ 187.496473] ? trace_raw_output_rcu_utilization+0xb0/0xb0 [ 187.496479] ? put_pid+0x184/0x1f0 [ 187.496485] ? task_active_pid_ns+0xd0/0xd0 [ 187.496493] ? __might_sleep+0x95/0x190 [ 187.496506] kvm_vcpu_ioctl+0x64c/0x1010 [ 187.496509] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 187.496517] ? __kvm_gfn_to_hva_cache_init+0xb80/0xb80 [ 187.496521] ? save_stack_trace+0x16/0x20 [ 187.496526] ? save_stack+0x43/0xd0 [ 187.496529] ? kasan_slab_free+0x6e/0xc0 [ 187.496532] ? kmem_cache_free+0x71/0x240 [ 187.496536] ? __mpol_put+0x26/0x30 [ 187.496539] ? do_mbind+0x2ca/0xce0 [ 187.496548] ? find_held_lock+0x35/0x1d0 [ 187.496560] ? __fget+0x333/0x570 [ 187.496565] ? lock_downgrade+0x990/0x990 [ 187.496573] ? lock_release+0xa40/0xa40 [ 187.496587] ? __lock_is_held+0xb6/0x140 [ 187.496603] ? __fget+0x35c/0x570 [ 187.496615] ? iterate_fd+0x3f0/0x3f0 [ 187.496621] ? __mpol_put+0x2b/0x30 [ 187.496626] ? do_mbind+0x2cf/0xce0 [ 187.496633] ? check_same_owner+0x320/0x320 [ 187.496644] ? __kvm_gfn_to_hva_cache_init+0xb80/0xb80 [ 187.496649] do_vfs_ioctl+0x1b1/0x1520 [ 187.496654] ? __mpol_equal+0x2b0/0x2b0 [ 187.496662] ? ioctl_preallocate+0x2b0/0x2b0 [ 187.496672] ? selinux_capable+0x40/0x40 [ 187.496684] ? SyS_futex+0x285/0x380 [ 187.496688] ? SyS_futex+0x28e/0x380 [ 187.496705] ? security_file_ioctl+0x7d/0xb0 [ 187.496708] ? security_file_ioctl+0x89/0xb0 [ 187.496716] SyS_ioctl+0x8f/0xc0 [ 187.496725] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 187.496729] RIP: 0033:0x4512c9 [ 187.496731] RSP: 002b:00007f543a488c08 EFLAGS: 00000216 ORIG_RAX: 0000000000000010 [ 187.496735] RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 00000000004512c9 [ 187.496737] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 187.496740] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 187.496742] R10: 0000000000000000 R11: 0000000000000216 R12: 00000000004b93f0 [ 187.496744] R13: 00000000ffffffff R14: 0000000020000000 R15: 0000000000afe000 [ 187.497249] Dumping ftrace buffer: [ 187.497274] (ftrace buffer empty) [ 187.497276] Kernel Offset: disabled [ 187.931120] Rebooting in 86400 seconds..