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-kasan-gce-0,10.128.15.192' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 42.756461] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 42.813978] *** Guest State *** executing program executing program executing program [ 42.815284] *** Guest State *** [ 42.815289] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 42.815294] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 42.815297] CR3 = 0x00000000fffbc000 [ 42.815300] RSP = 0x000000000000fffa RIP = 0x0000000000000000 executing program executing program executing program executing program executing program [ 42.815305] RFLAGS=0x00023000 DR7 = 0x0000000000000400 [ 42.815328] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 executing program executing program [ 42.815333] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.815340] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.815347] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 executing program executing program executing program executing program [ 42.815353] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.815360] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.815366] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 executing program [ 42.815372] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 42.815378] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 executing program executing program executing program executing program executing program [ 42.815383] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 42.815390] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 42.815394] EFER = 0x0000000000000000 PAT = 0x0007040600070406 executing program executing program [ 42.815399] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 42.815403] Interruptibility = 00000000 ActivityState = 00000000 [ 42.815406] *** Host State *** executing program executing program executing program [ 42.815411] RIP = 0xffffffff811b92cf RSP = 0xffff8801cd2974c8 [ 42.815419] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 42.815425] FSBase=00007f79ac41f700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 executing program executing program executing program [ 42.815429] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 42.815435] CR0=0000000080050033 CR3=00000001ce753000 CR4=00000000001426f0 executing program executing program executing program executing program [ 42.815441] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d460b0 [ 42.815446] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 executing program [ 42.815448] *** Control State *** executing program executing program [ 42.815452] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 42.815455] EntryControls=0000d1ff ExitControls=0023efff [ 42.815460] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 42.815464] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 executing program executing program executing program [ 42.815467] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 42.815470] reason=80000021 qualification=0000000000000000 [ 42.815473] IDTVectoring: info=00000000 errcode=00000000 [ 42.815476] TSC Offset = 0xffffffe754fc48c5 [ 42.815480] EPT pointer = 0x00000001cc9ff01e [ 43.581196] ------------[ cut here ]------------ [ 43.581213] WARNING: CPU: 1 PID: 3586 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 43.581217] Kernel panic - not syncing: panic_on_warn set ... [ 43.581217] [ 43.581224] CPU: 1 PID: 3586 Comm: syzkaller514534 Not tainted 4.13.0+ #87 [ 43.581228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.581231] Call Trace: [ 43.581239] dump_stack+0x194/0x257 [ 43.581249] ? arch_local_irq_restore+0x53/0x53 [ 43.581267] panic+0x1e4/0x417 [ 43.581273] ? __warn+0x1d9/0x1d9 [ 43.581279] ? show_regs_print_info+0x65/0x65 [ 43.581302] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 43.581307] __warn+0x1c4/0x1d9 [ 43.581314] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 43.581323] report_bug+0x211/0x2d0 [ 43.581336] fixup_bug+0x40/0x90 [ 43.581344] do_trap+0x260/0x390 [ 43.581357] do_error_trap+0x120/0x390 [ 43.581367] ? do_trap+0x390/0x390 [ 43.581374] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 43.581381] ? fpu__activate_curr+0xed/0x650 [ 43.581391] ? fpstate_init+0x160/0x160 [ 43.581402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.581415] do_invalid_op+0x1b/0x20 [ 43.581421] invalid_op+0x18/0x20 [ 43.581426] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 43.581430] RSP: 0018:ffff8801c2f7f670 EFLAGS: 00010297 [ 43.581436] RAX: ffff8801c2a54340 RBX: ffff8801c358a000 RCX: 0000000000000000 [ 43.581439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801c35f8fb8 [ 43.581443] RBP: ffff8801c2f7fa40 R08: 0000000000000000 R09: 0000000000000000 [ 43.581446] R10: ffff8801c2f7fa58 R11: 0000000000000000 R12: 0000000000000001 [ 43.581449] R13: 0000000000000000 R14: ffff8801c3b9f500 R15: ffff8801c35f8d80 [ 43.581473] ? unwind_get_return_address+0x61/0xa0 [ 43.581480] ? __save_stack_trace+0x7e/0xd0 [ 43.581494] ? depot_save_stack+0x12c/0x490 [ 43.581505] ? print_usage_bug+0x480/0x480 [ 43.581510] ? put_pid+0x177/0x1f0 [ 43.581520] ? save_stack+0xa3/0xd0 [ 43.581526] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 43.581530] ? save_stack_trace+0x16/0x20 [ 43.581535] ? save_stack+0x43/0xd0 [ 43.581539] ? kasan_slab_free+0x71/0xc0 [ 43.581544] ? kmem_cache_free+0x77/0x280 [ 43.581548] ? put_pid+0x177/0x1f0 [ 43.581554] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 43.581560] ? do_vfs_ioctl+0x1b1/0x1530 [ 43.581564] ? SyS_ioctl+0x8f/0xc0 [ 43.581569] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 43.581577] ? __init_waitqueue_head+0x97/0x140 [ 43.581587] ? wake_up_q+0xe0/0xe0 [ 43.581594] ? __lockdep_init_map+0xe4/0x650 [ 43.581600] ? check_noncircular+0x20/0x20 [ 43.581619] ? __wait_rcu_gp+0x25d/0x420 [ 43.581623] ? rcu_gp_is_normal+0x140/0x140 [ 43.581644] ? __lock_is_held+0xbc/0x140 [ 43.581654] ? put_pid+0x177/0x1f0 [ 43.581663] ? put_pid+0x177/0x1f0 [ 43.581670] ? rcu_read_lock_sched_held+0x108/0x120 [ 43.581677] ? put_pid_ns+0xe9/0x120 [ 43.581686] ? put_pid+0x184/0x1f0 [ 43.581693] ? task_active_pid_ns+0xd0/0xd0 [ 43.581704] ? __might_sleep+0x95/0x190 [ 43.581715] kvm_vcpu_ioctl+0x64c/0x1010 [ 43.581720] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 43.581729] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 43.581744] ? lock_downgrade+0x990/0x990 [ 43.581761] ? __fget+0xbb/0x580 [ 43.581774] ? lock_release+0xd70/0xd70 [ 43.581784] ? __lock_is_held+0xbc/0x140 [ 43.581802] ? __fget+0x362/0x580 [ 43.581816] ? iterate_fd+0x3f0/0x3f0 [ 43.581822] ? rcu_pm_notify+0xc0/0xc0 [ 43.581835] ? lock_acquire+0x1d5/0x580 [ 43.581844] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 43.581851] do_vfs_ioctl+0x1b1/0x1530 [ 43.581857] ? do_raw_spin_trylock+0x190/0x190 [ 43.581867] ? ioctl_preallocate+0x2b0/0x2b0 [ 43.581876] ? selinux_capable+0x40/0x40 [ 43.581884] ? lockdep_count_backward_deps+0xc0/0x370 [ 43.581893] ? lockdep_invariant_state+0x8b/0x120 [ 43.581899] ? syscall_return_slowpath+0x2b3/0x500 [ 43.581904] ? finish_task_switch+0x1aa/0x740 [ 43.581918] ? security_file_ioctl+0x7d/0xb0 [ 43.581922] ? security_file_ioctl+0x89/0xb0 [ 43.581932] SyS_ioctl+0x8f/0xc0 [ 43.581943] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 43.581947] RIP: 0033:0x448f69 [ 43.581951] RSP: 002b:00007f79893d3dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 43.581959] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000448f69 [ 43.581963] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000001d [ 43.581966] RBP: 0000000000000082 R08: 00007f79893d4700 R09: 00007f79893d4700 [ 43.581969] R10: 00007f79893d4700 R11: 0000000000000202 R12: 0000000000000000 [ 43.581973] R13: 00007ffe1f90043f R14: 00007f79893d49c0 R15: 0000000000000000 [ 43.582531] Dumping ftrace buffer: [ 43.582565] (ftrace buffer empty) [ 43.582568] Kernel Offset: disabled [ 44.040680] Rebooting in 86400 seconds..