[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 17.047907] audit: type=1400 audit(1513696610.826:6): avc: denied { map } for pid=3129 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 27.814844] audit: type=1400 audit(1513696621.593:7): avc: denied { map } for pid=3141 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added 'ci-upstream-kasan-gce-2,10.128.0.22' (ECDSA) to the list of known hosts. [ 140.258969] audit: type=1400 audit(1513696734.037:8): avc: denied { map } for pid=3150 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2017/12/19 15:18:54 parsed 1 programs 2017/12/19 15:18:54 executed programs: 0 [ 140.364879] audit: type=1400 audit(1513696734.141:9): avc: denied { map } for pid=3150 comm="syz-execprog" path="/root/syzkaller-shm778846248" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 140.442642] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu 2017/12/19 15:18:59 executed programs: 380 2017/12/19 15:19:04 executed programs: 740 [ 155.045439] WARNING: CPU: 0 PID: 6925 at arch/x86/kvm/x86.c:7308 kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 155.054820] Kernel panic - not syncing: panic_on_warn set ... [ 155.054820] [ 155.062191] CPU: 0 PID: 6925 Comm: syz-executor2 Not tainted 4.15.0-rc4+ #228 [ 155.069449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.078793] Call Trace: [ 155.081372] dump_stack+0x194/0x257 [ 155.084995] ? arch_local_irq_restore+0x53/0x53 [ 155.089656] ? vsnprintf+0x1ed/0x1900 [ 155.093447] panic+0x1e4/0x41c [ 155.096629] ? refcount_error_report+0x214/0x214 [ 155.101373] ? show_regs_print_info+0x18/0x18 [ 155.105865] ? __warn+0x1c1/0x200 [ 155.109313] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 155.114310] __warn+0x1dc/0x200 [ 155.117567] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 155.122555] report_bug+0x211/0x2d0 [ 155.126160] fixup_bug.part.11+0x37/0x80 [ 155.130192] do_error_trap+0x2d7/0x3e0 [ 155.134048] ? lock_acquire+0x1d5/0x580 [ 155.137990] ? lock_acquire+0x1d5/0x580 [ 155.141935] ? math_error+0x400/0x400 [ 155.145709] ? __lock_is_held+0xb6/0x140 [ 155.149747] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.154570] do_invalid_op+0x1b/0x20 [ 155.158261] invalid_op+0x22/0x40 [ 155.161681] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 155.167269] RSP: 0018:ffff8801d86b76b0 EFLAGS: 00010293 [ 155.172602] RAX: ffff8801c90fc2c0 RBX: ffff8801ce2c3000 RCX: ffffffff810debd4 [ 155.179839] RDX: 0000000000000000 RSI: ffffffff85f40540 RDI: ffff8801ccd9a3e0 [ 155.187076] RBP: ffff8801d86b7a40 R08: 1ffff100399b3f13 R09: 0000000000000001 [ 155.194314] R10: ffff8801d86b7a58 R11: 0000000000000004 R12: 0000000000000000 [ 155.201554] R13: ffff8801c90fc2c0 R14: ffff8801d3041680 R15: ffff8801ccd9a1c0 [ 155.208807] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 155.213810] ? get_futex_value_locked+0xc3/0xf0 [ 155.218456] ? futex_wait_setup+0x22e/0x3d0 [ 155.222760] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 155.227569] ? __lock_acquire+0x664/0x3e00 [ 155.231777] ? handle_invept+0x5f0/0x5f0 [ 155.235816] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 155.240977] ? hash_futex+0x15/0x210 [ 155.244658] ? drop_futex_key_refs.isra.13+0x63/0xb0 [ 155.249728] ? futex_wake+0x2ca/0x680 [ 155.253512] ? kvm_arch_vcpu_load+0x1c1/0x890 [ 155.257975] ? kvm_arch_vcpu_load+0x4b1/0x890 [ 155.262440] ? kvm_arch_dev_ioctl+0x3b0/0x3b0 [ 155.266921] ? preempt_notifier_dec+0x20/0x20 [ 155.271390] ? lock_release+0xa40/0xa40 [ 155.275340] kvm_vcpu_ioctl+0x64c/0x1010 [ 155.279367] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 155.283581] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 155.288842] ? find_held_lock+0x35/0x1d0 [ 155.292884] ? __fget+0x333/0x570 [ 155.296305] ? lock_downgrade+0x980/0x980 [ 155.300422] ? lock_release+0xa40/0xa40 [ 155.304373] ? __lock_is_held+0xb6/0x140 [ 155.308436] ? __fget+0x35c/0x570 [ 155.311872] ? iterate_fd+0x3f0/0x3f0 [ 155.315640] ? get_unused_fd_flags+0x190/0x190 [ 155.320191] ? may_open_dev+0xe0/0xe0 [ 155.323983] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 155.329232] do_vfs_ioctl+0x1b1/0x1520 [ 155.333089] ? putname+0xee/0x130 [ 155.336516] ? ioctl_preallocate+0x2b0/0x2b0 [ 155.340900] ? selinux_capable+0x40/0x40 [ 155.344935] ? SyS_futex+0x269/0x390 [ 155.348627] ? security_file_ioctl+0x89/0xb0 [ 155.353011] SyS_ioctl+0x8f/0xc0 [ 155.356357] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 155.361082] RIP: 0033:0x452a09 [ 155.364244] RSP: 002b:00007f9dad08ac58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 155.371917] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09 [ 155.379163] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000004 [ 155.386403] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000 [ 155.393638] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f2728 [ 155.400876] R13: 00000000ffffffff R14: 00007f9dad08b6d4 R15: 0000000000000000 [ 155.408322] Dumping ftrace buffer: [ 155.411898] (ftrace buffer empty) [ 155.415575] Kernel Offset: disabled [ 155.419170] Rebooting in 86400 seconds..