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-5,10.128.15.196' (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: [ 31.820797] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu executing program executing program [ 31.847240] *** Guest State *** [ 31.853160] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 31.863786] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 31.874447] CR3 = 0x00000000fffbc000 [ 31.882912] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 31.890551] RFLAGS=0x00023000 DR7 = 0x0000000000000402 executing program executing program executing program [ 31.897185] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 31.905444] *** Guest State *** [ 31.905450] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 31.905455] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 31.905458] CR3 = 0x00000000fffbc000 [ 31.905462] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 31.905466] RFLAGS=0x00023000 DR7 = 0x0000000000000402 executing program executing program executing program [ 31.905472] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 31.905477] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 31.905484] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 31.905491] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 executing program [ 31.905497] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 31.905504] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 31.905511] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 31.905516] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 31.905523] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 executing program executing program executing program executing program [ 31.905528] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 31.905535] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 31.905539] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 31.905544] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 31.905549] Interruptibility = 00000000 ActivityState = 00000000 [ 31.905551] *** Host State *** [ 31.905556] RIP = 0xffffffff811ba093 RSP = 0xffff8801cdf7f4c8 executing program executing program [ 31.905564] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 31.905569] FSBase=00007f241a9c2700 GSBase=ffff8801db200000 TRBase=ffff8801db2231c0 [ 31.905574] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 31.905580] CR0=0000000080050033 CR3=00000001cdc90000 CR4=00000000001426f0 executing program executing program [ 31.905586] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d48470 [ 31.905591] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 31.905594] *** Control State *** [ 31.905597] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 31.905600] EntryControls=0000d1ff ExitControls=0023efff [ 31.905606] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 31.905609] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 31.905612] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 executing program [ 31.905616] reason=80000021 qualification=0000000000000000 [ 31.905619] IDTVectoring: info=00000000 errcode=00000000 [ 31.905622] TSC Offset = 0xffffffed7a9efeae [ 31.905626] EPT pointer = 0x00000001ccc3b01e [ 32.209104] ------------[ cut here ]------------ [ 32.209118] WARNING: CPU: 1 PID: 3285 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 32.209123] Kernel panic - not syncing: panic_on_warn set ... [ 32.209123] [ 32.209129] CPU: 1 PID: 3285 Comm: syzkaller593335 Not tainted 4.14.0-rc3+ #116 [ 32.209133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.209136] Call Trace: [ 32.209145] dump_stack+0x194/0x257 [ 32.209155] ? arch_local_irq_restore+0x53/0x53 [ 32.209174] panic+0x1e4/0x417 [ 32.209181] ? __warn+0x1d9/0x1d9 [ 32.209187] ? show_regs_print_info+0x65/0x65 [ 32.209208] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 32.209213] __warn+0x1c4/0x1d9 [ 32.209220] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 32.209229] report_bug+0x211/0x2d0 [ 32.209243] fixup_bug+0x40/0x90 [ 32.209251] do_trap+0x260/0x390 [ 32.209264] do_error_trap+0x120/0x390 [ 32.209270] ? lock_downgrade+0x990/0x990 [ 32.209281] ? do_trap+0x390/0x390 [ 32.209287] ? bpf_prog_alloc+0x310/0x310 [ 32.209294] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 32.209301] ? fpu__initialize+0xed/0x650 [ 32.209309] ? fpu__save+0x6a0/0x6a0 [ 32.209320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.209333] do_invalid_op+0x1b/0x20 [ 32.209340] invalid_op+0x18/0x20 [ 32.209345] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 32.209349] RSP: 0018:ffff8801cc54f670 EFLAGS: 00010297 [ 32.209355] RAX: ffff8801cc5405c0 RBX: ffff8801cc209000 RCX: ffff8801cc798b5c [ 32.209359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801cc798978 [ 32.209363] RBP: ffff8801cc54fa40 R08: 0000000000000000 R09: 0000000000000001 [ 32.209366] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 32.209369] R13: 1ffff100398a9f72 R14: ffff8801d5416300 R15: ffff8801cc798740 [ 32.209397] ? unwind_get_return_address+0x61/0xa0 [ 32.209405] ? __save_stack_trace+0x7e/0xd0 [ 32.209418] ? depot_save_stack+0x12c/0x490 [ 32.209429] ? print_usage_bug+0x480/0x480 [ 32.209434] ? put_pid+0x177/0x1f0 [ 32.209443] ? save_stack+0xa3/0xd0 [ 32.209450] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 32.209454] ? save_stack_trace+0x16/0x20 [ 32.209459] ? save_stack+0x43/0xd0 [ 32.209464] ? kasan_slab_free+0x71/0xc0 [ 32.209469] ? kmem_cache_free+0x77/0x280 [ 32.209473] ? put_pid+0x177/0x1f0 [ 32.209479] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 32.209486] ? do_vfs_ioctl+0x1b1/0x1530 [ 32.209491] ? SyS_ioctl+0x8f/0xc0 [ 32.209496] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 32.209504] ? __init_waitqueue_head+0x97/0x140 [ 32.209512] ? wake_up_q+0xe0/0xe0 [ 32.209519] ? __lockdep_init_map+0xe4/0x650 [ 32.209526] ? check_noncircular+0x20/0x20 [ 32.209539] ? __wait_rcu_gp+0x25d/0x420 [ 32.209544] ? rcu_gp_is_normal+0x140/0x140 [ 32.209566] ? __lock_is_held+0xbc/0x140 [ 32.209576] ? put_pid+0x177/0x1f0 [ 32.209585] ? put_pid+0x177/0x1f0 [ 32.209591] ? rcu_read_lock_sched_held+0x108/0x120 [ 32.209597] ? put_pid_ns+0xe9/0x120 [ 32.209607] ? put_pid+0x184/0x1f0 [ 32.209614] ? task_active_pid_ns+0xd0/0xd0 [ 32.209623] ? __might_sleep+0x95/0x190 [ 32.209635] kvm_vcpu_ioctl+0x64c/0x1010 [ 32.209639] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 32.209649] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 32.209664] ? lock_downgrade+0x990/0x990 [ 32.209679] ? __fget+0xbb/0x580 [ 32.209692] ? lock_release+0xd70/0xd70 [ 32.209702] ? __lock_is_held+0xbc/0x140 [ 32.209721] ? __fget+0x362/0x580 [ 32.209736] ? iterate_fd+0x3f0/0x3f0 [ 32.209743] ? rcu_pm_notify+0xc0/0xc0 [ 32.209756] ? lock_acquire+0x1d5/0x580 [ 32.209766] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 32.209771] do_vfs_ioctl+0x1b1/0x1530 [ 32.209777] ? do_raw_spin_trylock+0x190/0x190 [ 32.209788] ? ioctl_preallocate+0x2b0/0x2b0 [ 32.209797] ? selinux_capable+0x40/0x40 [ 32.209805] ? lock_commit_crosslock+0x950/0x1d00 [ 32.209815] ? lockdep_sys_exit+0x4b/0xf0 [ 32.209821] ? syscall_return_slowpath+0x2b3/0x510 [ 32.209826] ? finish_task_switch+0x1aa/0x740 [ 32.209840] ? security_file_ioctl+0x89/0xb0 [ 32.209852] SyS_ioctl+0x8f/0xc0 [ 32.209863] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 32.209868] RIP: 0033:0x446039 [ 32.209871] RSP: 002b:00007f24101aadc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 32.209878] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000446039 [ 32.209881] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000010 [ 32.209885] RBP: 0000000000000086 R08: 00007f24101ab700 R09: 00007f24101ab700 [ 32.209888] R10: 00007f24101ab700 R11: 0000000000000202 R12: 0000000000000000 [ 32.209892] R13: 00007ffdc375bcaf R14: 00007f24101ab9c0 R15: 0000000000000000 [ 32.210401] Dumping ftrace buffer: [ 32.210435] (ftrace buffer empty) [ 32.210439] Kernel Offset: disabled [ 32.671100] Rebooting in 86400 seconds..