[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 7.363650] audit: type=1400 audit(1513394235.248:6): avc: denied { map } for pid=3102 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-next-kasan-gce-4,10.128.0.33' (ECDSA) to the list of known hosts. syzkaller login: [ 13.198343] audit: type=1400 audit(1513394241.083:7): avc: denied { map } for pid=3115 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 2017/12/16 03:17:21 parsed 1 programs 2017/12/16 03:17:21 executed programs: 0 [ 13.664696] audit: type=1400 audit(1513394241.549:8): avc: denied { map } for pid=3115 comm="syz-execprog" path="/root/syzkaller-shm990380816" 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 [ 13.676888] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 13.686254] general protection fault: 0000 [#1] SMP [ 13.691262] Dumping ftrace buffer: [ 13.694764] (ftrace buffer empty) [ 13.698441] Modules linked in: [ 13.701602] CPU: 0 PID: 1602 Comm: udevd Not tainted 4.15.0-rc3-next-20171214+ #67 [ 13.709272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.718595] RIP: 0010:native_write_cr4+0x4/0x10 [ 13.723227] RSP: 0018:ffff88021fc03f20 EFLAGS: 00010006 [ 13.728561] RAX: ffff8802156ca6c0 RBX: 00000000001606f0 RCX: ffffffff8108d968 [ 13.735796] RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606f0 [ 13.743032] RBP: ffff88021fc03f20 R08: 0000000000000001 R09: 0000000000000004 [ 13.750268] R10: ffffc90000fc7a70 R11: 0000000000000004 R12: 0000000000000006 [ 13.758555] R13: ffff8802156ca6c0 R14: ffffffff81026eb0 R15: 0000000000000000 [ 13.765793] FS: 00007fce8a8427a0(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 [ 13.773982] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 13.779829] CR2: 00007fce8a849000 CR3: 0000000214ea1002 CR4: 00000000001626f0 [ 13.787585] Call Trace: [ 13.790134] [ 13.792254] hardware_disable+0x1a0/0x210 [ 13.796371] ? kvm_io_bus_get_dev+0x150/0x150 [ 13.800834] kvm_arch_hardware_disable+0x14/0x50 [ 13.805570] hardware_disable_nolock+0x30/0x40 [ 13.810118] flush_smp_call_function_queue+0x95/0x1e0 [ 13.815272] generic_smp_call_function_single_interrupt+0x13/0x30 [ 13.823224] smp_call_function_single_interrupt+0x42/0x240 [ 13.828814] call_function_single_interrupt+0xa9/0xb0 [ 13.833963] [ 13.836165] RIP: 0010:lock_acquire+0xea/0x220 [ 13.840624] RSP: 0018:ffffc90000fc7a90 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04 [ 13.848293] RAX: ffff8802156ca6c0 RBX: 0000000000000000 RCX: 00000000b18dd3a0 [ 13.855531] RDX: 0000000000002ae1 RSI: 0000000033f36f74 RDI: 0000000000000286 [ 13.862764] RBP: ffffc90000fc7ad0 R08: 0000000000000001 R09: 0000000000000004 [ 13.870610] R10: ffffc90000fc7a70 R11: 0000000000000004 R12: 0000000000000000 [ 13.877846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 13.885090] ? new_inode_pseudo+0x46/0x70 [ 13.889204] _raw_spin_lock+0x2a/0x40 [ 13.892967] ? inode_sb_list_add+0x2c/0xa0 [ 13.897166] inode_sb_list_add+0x2c/0xa0 [ 13.901189] new_inode+0x31/0x40 [ 13.904521] shmem_get_inode+0x4f/0x2b0 [ 13.908462] shmem_mknod+0x37/0x100 [ 13.912053] shmem_create+0x2b/0x40 [ 13.915652] ? shmem_mkdir+0x50/0x50 [ 13.919330] lookup_open+0x72f/0x920 [ 13.923017] path_openat+0x532/0x1050 [ 13.926783] ? find_held_lock+0x35/0xa0 [ 13.930722] do_filp_open+0xaa/0x120 [ 13.934402] ? __lock_is_held+0x5a/0xa0 [ 13.938346] ? _raw_spin_unlock+0x22/0x30 [ 13.942460] do_sys_open+0x280/0x340 [ 13.946136] ? do_sys_open+0x280/0x340 [ 13.950955] SyS_open+0x2d/0x40 [ 13.955643] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 13.960365] RIP: 0033:0x7fce89f4a120 [ 13.964039] RSP: 002b:00007ffdb6d86358 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 13.971968] RAX: ffffffffffffffda RBX: 00000000015afb30 RCX: 00007fce89f4a120 [ 13.979202] RDX: 00000000000001b6 RSI: 0000000000000242 RDI: 00007ffdb6d86450 [ 13.986435] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 13.993668] R10: 0000000000000002 R11: 0000000000000246 R12: 00000000ffffffff [ 14.000901] R13: 00000000000005cc R14: 0000000000000000 R15: 00000000015afd70 [ 14.008139] Code: 0f 1f 80 00 00 00 00 55 48 89 e5 0f 20 d8 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 0f 22 df 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 <0f> 22 e7 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 44 0f 20 c0 5d [ 14.027182] RIP: native_write_cr4+0x4/0x10 RSP: ffff88021fc03f20 [ 14.033293] ---[ end trace dec6150ec15efb63 ]--- [ 14.038010] Kernel panic - not syncing: Fatal exception in interrupt [ 14.045046] Dumping ftrace buffer: [ 14.048556] (ftrace buffer empty) [ 14.052231] Kernel Offset: disabled [ 14.055819] Rebooting in 86400 seconds..