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 Warning: Permanently added 'ci-upstream-next-kasan-gce-job-0,10.128.15.233' (ECDSA) to the list of known hosts. 2017/11/17 20:21:22 parsed 1 programs 2017/11/17 20:21:22 executed programs: 0 syzkaller login: [ 28.722506] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 28.729212] *** Guest State *** [ 28.729218] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 28.729222] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 28.729224] CR3 = 0x00000000fffbc000 [ 28.729226] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 28.729229] RFLAGS=0x00023000 DR7 = 0x0000000000000402 [ 28.729234] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 28.729238] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729244] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729250] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729255] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729261] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729267] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.729271] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 28.729276] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 28.729285] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 28.729291] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 28.729294] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 28.729298] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 28.729301] Interruptibility = 00000000 ActivityState = 00000000 [ 28.729303] *** Host State *** [ 28.729307] RIP = 0xffffffff811a7b8b RSP = 0xffff8801cebdf4e0 [ 28.729314] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 28.729318] FSBase=00007f4bc9842700 GSBase=ffff8801db200000 TRBase=ffff8801db2230c0 [ 28.729322] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 28.729327] CR0=0000000080050033 CR3=00000001cf457000 CR4=00000000001426f0 [ 28.729331] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84cfc180 [ 28.729335] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 28.729337] *** Control State *** [ 28.729340] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 28.729342] EntryControls=0000d1ff ExitControls=0023efff [ 28.729346] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 28.729349] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 28.729351] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 28.729353] reason=80000021 qualification=0000000000000000 [ 28.729355] IDTVectoring: info=00000000 errcode=00000000 [ 28.729357] TSC Offset = 0xffffffeeb46bc6ac [ 28.729360] EPT pointer = 0x00000001ce37601e [ 28.748105] WARNING: CPU: 0 PID: 3023 at arch/x86/kvm/x86.c:7293 kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 28.748108] Kernel panic - not syncing: panic_on_warn set ... [ 28.748108] [ 28.748113] CPU: 0 PID: 3023 Comm: syz-executor4 Not tainted 4.14.0-next-20171117+ #9 [ 28.748116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.748118] Call Trace: [ 28.748128] dump_stack+0x173/0x237 [ 28.748136] ? arch_local_irq_restore+0x4e/0x4e [ 28.748141] ? vprintk_emit+0x3ef/0x5b0 [ 28.748150] ? vsnprintf+0x1bf/0x14a0 [ 28.748158] ? kvm_arch_vcpu_ioctl_run+0x210/0x5d20 [ 28.748165] panic+0x1e4/0x41c [ 28.748171] ? refcount_error_report+0x224/0x224 [ 28.748175] ? show_regs_print_info+0x5b/0x5b [ 28.748184] ? __probe_kernel_read+0x166/0x1c0 [ 28.748193] ? __warn+0x1be/0x1f0 [ 28.748201] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 28.748206] __warn+0x1d9/0x1f0 [ 28.748210] ? __lock_is_held+0xb0/0x140 [ 28.748215] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 28.748222] report_bug+0x20a/0x2d0 [ 28.748235] fixup_bug.part.10+0x32/0x80 [ 28.748241] do_error_trap+0x29c/0x370 [ 28.748249] ? math_error+0x3c0/0x3c0 [ 28.748256] ? hlock_class+0x140/0x140 [ 28.748262] ? fpu__initialize+0xd8/0x5c0 [ 28.748267] ? fpu__save+0x660/0x660 [ 28.748271] ? wait_for_completion+0xf4/0x750 [ 28.748287] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.748300] invalid_op+0x18/0x20 [ 28.748305] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 28.748308] RSP: 0018:ffff8801ce197680 EFLAGS: 00010293 [ 28.748312] RAX: ffff8801ce588440 RBX: ffff8801d5b8f000 RCX: ffffffff810d4003 [ 28.748315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801ce0e02b8 [ 28.748318] RBP: ffff8801ce197a50 R08: 0000000000000001 R09: 0000000000000001 [ 28.748320] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 28.748323] R13: ffff8801ce0e0168 R14: ffff8801cec10980 R15: ffff8801ce0e0080 [ 28.748336] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 28.748348] ? rcu_process_callbacks+0x1600/0x1600 [ 28.748358] ? mark_held_locks+0xab/0xf0 [ 28.748364] ? _raw_spin_unlock_irq+0x24/0x70 [ 28.748375] ? wait_for_completion+0x108/0x750 [ 28.748382] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 28.748387] ? wait_for_completion_interruptible+0x7d0/0x7d0 [ 28.748398] ? finish_task_switch+0x3e4/0x6e0 [ 28.748401] ? __lockdep_init_map+0xdf/0x640 [ 28.748407] ? __lockdep_init_map+0xdf/0x640 [ 28.748416] ? wake_up_q+0xd0/0xd0 [ 28.748433] ? __wait_rcu_gp+0x24f/0x3e0 [ 28.748447] ? synchronize_sched.part.67+0xa1/0xf0 [ 28.748452] ? synchronize_sched_expedited+0xf0/0xf0 [ 28.748457] ? call_rcu_bh+0x10/0x10 [ 28.748468] ? trace_raw_output_rcu_utilization+0xa0/0xa0 [ 28.748485] ? put_pid+0x179/0x1e0 [ 28.748490] ? task_active_pid_ns+0xd0/0xd0 [ 28.748494] ? __wait_rcu_gp+0x24f/0x3e0 [ 28.748508] ? kvm_vcpu_ioctl+0x619/0xf80 [ 28.748512] kvm_vcpu_ioctl+0x619/0xf80 [ 28.748520] ? __kvm_gfn_to_hva_cache_init+0xa90/0xa90 [ 28.748524] ? find_held_lock+0x36/0x1c0 [ 28.748531] ? __fget+0x33d/0x570 [ 28.748543] ? lock_downgrade+0x7e0/0x7e0 [ 28.748547] ? check_noncircular+0x20/0x20 [ 28.748557] ? lock_acquire+0x1bc/0x530 [ 28.748561] ? __fget+0xc3/0x570 [ 28.748572] ? lock_release+0xbf0/0xbf0 [ 28.748586] ? rcutorture_record_progress+0x10/0x10 [ 28.748599] ? __fget+0x366/0x570 [ 28.748611] ? iterate_fd+0x3c0/0x3c0 [ 28.748615] ? rcu_pm_notify+0xc0/0xc0 [ 28.748621] ? rcutorture_record_progress+0x10/0x10 [ 28.748630] ? lock_acquire+0x1bc/0x530 [ 28.748634] ? __kvm_gfn_to_hva_cache_init+0xa90/0xa90 [ 28.748643] do_vfs_ioctl+0x18b/0x13e0 [ 28.748649] ? do_raw_spin_trylock+0x180/0x180 [ 28.748656] ? ioctl_preallocate+0x290/0x290 [ 28.748665] ? selinux_capable+0x40/0x40 [ 28.748668] ? fget_raw+0x20/0x20 [ 28.748676] ? trace_hardirqs_on_caller+0x417/0x5b0 [ 28.748682] ? _raw_read_unlock_irq+0x2b/0x70 [ 28.748689] ? syscall_return_slowpath+0x29b/0x530 [ 28.748700] ? security_file_ioctl+0x76/0xb0 [ 28.748704] ? security_file_ioctl+0x83/0xb0 [ 28.748712] SyS_ioctl+0x7e/0xb0 [ 28.748721] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 28.748725] RIP: 0033:0x452879 [ 28.748727] RSP: 002b:00007f4bc97fdbe8 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 28.748732] RAX: ffffffffffffffda RBX: 0000000000000082 RCX: 0000000000452879 [ 28.748734] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000004 [ 28.748737] RBP: 00007ffce1993510 R08: 0000000000000000 R09: 0000000000000000 [ 28.748739] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 [ 28.748741] R13: 00007ffce199348f R14: 00007f4bc97fe9c0 R15: 0000000000000006 [ 28.749143] Dumping ftrace buffer: [ 28.749172] (ftrace buffer empty) [ 28.749174] Kernel Offset: disabled [ 29.441372] Rebooting in 86400 seconds..