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-mmots-kasan-gce-8,10.128.15.200' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 40.479940] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 40.493104] *** Guest State *** [ 40.493612] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 40.497535] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 40.499231] CR3 = 0x00000000fffbc000 [ 40.499741] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 40.500181] *** Guest State *** [ 40.500185] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 40.500189] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 40.500191] CR3 = 0x00000000fffbc000 [ 40.500193] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 40.500196] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 40.500201] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 40.500205] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500211] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500217] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500222] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500227] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500233] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 40.500237] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 40.500243] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 40.500246] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 40.500252] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 40.500255] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 40.500259] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 40.500262] Interruptibility = 00000000 ActivityState = 00000000 [ 40.500264] *** Host State *** [ 40.500268] RIP = 0xffffffff811b9453 RSP = 0xffff8801d22f74c8 [ 40.500275] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 40.500279] FSBase=00007fa903cbd700 GSBase=ffff8801db200000 TRBase=ffff8801db222d40 [ 40.500282] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 40.500287] CR0=0000000080050033 CR3=00000001d852c000 CR4=00000000001426f0 [ 40.500292] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84e590f0 [ 40.500296] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 40.500297] *** Control State *** [ 40.500300] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 40.500302] EntryControls=0000d1ff ExitControls=0023efff [ 40.500306] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 40.500308] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 40.500311] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 40.500313] reason=80000021 qualification=0000000000000000 [ 40.500315] IDTVectoring: info=00000000 errcode=00000000 [ 40.500317] TSC Offset = 0xffffffe882aa4cb1 [ 40.500320] EPT pointer = 0x00000001d193801e [ 40.505073] ------------[ cut here ]------------ [ 40.505090] WARNING: CPU: 0 PID: 3063 at arch/x86/kvm/x86.c:7281 kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505094] Kernel panic - not syncing: panic_on_warn set ... [ 40.505094] [ 40.505100] CPU: 0 PID: 3063 Comm: syzkaller698330 Not tainted 4.14.0-rc5-mm1+ #20 [ 40.505102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.505104] Call Trace: [ 40.505115] dump_stack+0x194/0x257 [ 40.505124] ? arch_local_irq_restore+0x53/0x53 [ 40.505135] ? vsnprintf+0x1ed/0x1900 [ 40.505148] panic+0x1e4/0x41c [ 40.505154] ? refcount_error_report+0x214/0x214 [ 40.505160] ? show_regs_print_info+0x65/0x65 [ 40.505172] ? __warn+0x1a9/0x1e0 [ 40.505180] ? kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505185] __warn+0x1c4/0x1e0 [ 40.505191] ? kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505198] report_bug+0x211/0x2d0 [ 40.505212] fixup_bug+0x40/0x90 [ 40.505218] do_trap+0x260/0x390 [ 40.505230] do_error_trap+0x120/0x390 [ 40.505236] ? find_held_lock+0x35/0x1d0 [ 40.505245] ? do_trap+0x390/0x390 [ 40.505251] ? kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505258] ? fpu__initialize+0xed/0x650 [ 40.505265] ? fpu__save+0x6a0/0x6a0 [ 40.505276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.505287] do_invalid_op+0x1b/0x20 [ 40.505293] invalid_op+0x18/0x20 [ 40.505298] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505300] RSP: 0018:ffff8801c059f670 EFLAGS: 00010293 [ 40.505307] RAX: ffff8801c0586700 RBX: ffff8801d1ec4000 RCX: ffffffff810dba93 [ 40.505310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d1cb8260 [ 40.505312] RBP: ffff8801c059fa40 R08: 0000000000000001 R09: 0000000000000001 [ 40.505315] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 40.505317] R13: 1ffff100380b3f72 R14: ffff8801d27c3d00 R15: ffff8801d1cb8040 [ 40.505330] ? kvm_arch_vcpu_ioctl_run+0x213/0x5ce0 [ 40.505342] ? unwind_get_return_address+0x61/0xa0 [ 40.505348] ? __save_stack_trace+0x7e/0xd0 [ 40.505359] ? depot_save_stack+0x12c/0x490 [ 40.505368] ? print_irqtrace_events+0x270/0x270 [ 40.505373] ? put_pid+0x176/0x1f0 [ 40.505380] ? save_stack+0xa3/0xd0 [ 40.505385] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 40.505388] ? save_stack+0x43/0xd0 [ 40.505392] ? kasan_slab_free+0x71/0xc0 [ 40.505395] ? kmem_cache_free+0x77/0x280 [ 40.505398] ? put_pid+0x176/0x1f0 [ 40.505404] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 40.505408] ? do_vfs_ioctl+0x1b1/0x1520 [ 40.505411] ? SyS_ioctl+0x8f/0xc0 [ 40.505415] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 40.505421] ? wait_for_completion_interruptible+0x7e0/0x7e0 [ 40.505430] ? __lockdep_init_map+0xe4/0x650 [ 40.505436] ? check_noncircular+0x20/0x20 [ 40.505442] ? lockdep_init_map+0x9/0x10 [ 40.505447] ? __init_waitqueue_head+0x97/0x140 [ 40.505455] ? wake_up_q+0xe0/0xe0 [ 40.505476] ? __lock_is_held+0xb6/0x140 [ 40.505484] ? put_pid+0x176/0x1f0 [ 40.505496] ? put_pid+0x176/0x1f0 [ 40.505503] ? rcu_read_lock_sched_held+0x108/0x120 [ 40.505512] ? put_pid_ns+0xa6/0xc0 [ 40.505518] ? put_pid+0x183/0x1f0 [ 40.505524] ? task_active_pid_ns+0xd0/0xd0 [ 40.505532] ? __might_sleep+0x95/0x190 [ 40.505542] kvm_vcpu_ioctl+0x64c/0x1010 [ 40.505546] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 40.505554] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 40.505567] ? find_held_lock+0x35/0x1d0 [ 40.505579] ? __fget+0x333/0x570 [ 40.505585] ? lock_downgrade+0x990/0x990 [ 40.505593] ? lock_release+0xa40/0xa40 [ 40.505602] ? __lock_is_held+0xb6/0x140 [ 40.505618] ? __fget+0x35c/0x570 [ 40.505630] ? iterate_fd+0x3f0/0x3f0 [ 40.505639] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 40.505652] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 40.505656] do_vfs_ioctl+0x1b1/0x1520 [ 40.505666] ? ioctl_preallocate+0x2b0/0x2b0 [ 40.505678] ? selinux_capable+0x40/0x40 [ 40.505692] ? syscall_return_slowpath+0x2b3/0x510 [ 40.505696] ? finish_task_switch+0x4eb/0x740 [ 40.505711] ? security_file_ioctl+0x89/0xb0 [ 40.505720] SyS_ioctl+0x8f/0xc0 [ 40.505729] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 40.505733] RIP: 0033:0x446009 [ 40.505735] RSP: 002b:00007fa9014b7dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 40.505739] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000446009 [ 40.505742] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 40.505744] RBP: 0000000000000082 R08: 00007fa9014b8700 R09: 00007fa9014b8700 [ 40.505747] R10: 00007fa9014b8700 R11: 0000000000000202 R12: 0000000000000000 [ 40.505749] R13: 00007ffc5e79f3ff R14: 00007fa9014b89c0 R15: 0000000000000000 [ 40.506198] Dumping ftrace buffer: [ 40.506233] (ftrace buffer empty) [ 40.506236] Kernel Offset: disabled [ 41.194820] Rebooting in 86400 seconds..