[....] Starting enhanced syslogd: rsyslogd[ 6.034649] audit: type=1400 audit(1513541170.830:5): avc: denied { syslog } for pid=2968 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 8.673405] audit: type=1400 audit(1513541173.469:6): avc: denied { map } for pid=3103 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 Warning: Permanently added 'ci-upstream-next-kasan-gce-7,10.128.15.193' (ECDSA) to the list of known hosts. [ 14.515412] audit: type=1400 audit(1513541179.311:7): avc: denied { map } for pid=3117 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 2017/12/17 20:06:19 parsed 1 programs 2017/12/17 20:06:19 executed programs: 0 [ 14.618290] audit: type=1400 audit(1513541179.414:8): avc: denied { map } for pid=3117 comm="syz-execprog" path="/root/syzkaller-shm189260879" 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 [ 14.647786] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 14.661017] general protection fault: 0000 [#1] SMP [ 14.666034] Dumping ftrace buffer: [ 14.669537] (ftrace buffer empty) [ 14.673213] Modules linked in: [ 14.676376] CPU: 1 PID: 1718 Comm: udevd Not tainted 4.15.0-rc3-next-20171214+ #67 [ 14.684058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.693387] RIP: 0010:native_write_cr4+0x4/0x10 [ 14.698027] RSP: 0018:ffff88021fd03f20 EFLAGS: 00010006 [ 14.703356] RAX: ffff880211e1c4c0 RBX: 00000000001606e0 RCX: ffffffff8108d968 [ 14.710592] RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606e0 [ 14.717828] RBP: ffff88021fd03f20 R08: 0000000000000001 R09: 0000000000000004 [ 14.725063] R10: ffffc900012cfda8 R11: 0000000000000000 R12: 0000000000000006 [ 14.732297] R13: ffff880211e1c4c0 R14: ffffffff81026eb0 R15: 0000000000000000 [ 14.739535] FS: 00007fabd8b507a0(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 [ 14.747724] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.753572] CR2: 00007fabd8b57000 CR3: 0000000211e1e001 CR4: 00000000001626e0 [ 14.760807] Call Trace: [ 14.763354] [ 14.765472] hardware_disable+0x1a0/0x210 [ 14.769587] ? kvm_io_bus_get_dev+0x150/0x150 [ 14.774049] kvm_arch_hardware_disable+0x14/0x50 [ 14.778770] hardware_disable_nolock+0x30/0x40 [ 14.783319] flush_smp_call_function_queue+0x95/0x1e0 [ 14.788485] generic_smp_call_function_single_interrupt+0x13/0x30 [ 14.794684] smp_call_function_single_interrupt+0x42/0x240 [ 14.800277] call_function_single_interrupt+0xa9/0xb0 [ 14.805428] [ 14.807635] RIP: 0010:debug_lockdep_rcu_enabled.part.3+0x10/0x20 [ 14.813744] RSP: 0018:ffffc900012cfd08 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff04 [ 14.821416] RAX: 0000000000000000 RBX: ffffffff82e82ffd RCX: ffffffff813942db [ 14.828653] RDX: 0000000000000000 RSI: 0000000000000019 RDI: ffffffff82e82ffd [ 14.835886] RBP: ffffc900012cfd18 R08: 0000000000000000 R09: 0000000000000004 [ 14.843122] R10: ffffc900012cfda8 R11: 0000000000000000 R12: 0000000000000019 [ 14.850359] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fffa98312f0 [ 14.857600] ? __might_fault+0x4b/0xd0 [ 14.861455] ? debug_lockdep_rcu_enabled+0x1d/0x30 [ 14.866352] ___might_sleep+0x17/0x260 [ 14.870203] __might_sleep+0x45/0x80 [ 14.873879] __might_fault+0x58/0xd0 [ 14.877558] _copy_to_user+0x2c/0xa0 [ 14.881239] cp_new_stat+0x14a/0x170 [ 14.884925] SYSC_newfstat+0x47/0x60 [ 14.888609] SyS_newfstat+0x1c/0x30 [ 14.892203] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 14.896922] RIP: 0033:0x7fabd8257cb4 [ 14.900598] RSP: 002b:00007fffa9830d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 [ 14.908271] RAX: ffffffffffffffda RBX: 00000000015f0eb0 RCX: 00007fabd8257cb4 [ 14.915509] RDX: 00007fffa9830d60 RSI: 00007fffa9830d60 RDI: 0000000000000005 [ 14.922747] RBP: 00007fffa9830e90 R08: 0000000000000001 R09: 0000000000000000 [ 14.929981] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 14.937216] R13: 000000000041f57a R14: 0000000000000000 R15: 000000000000000b [ 14.944457] 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 [ 14.963504] RIP: native_write_cr4+0x4/0x10 RSP: ffff88021fd03f20 [ 14.969616] ---[ end trace 4eef811d89262ec9 ]--- [ 14.974334] Kernel panic - not syncing: Fatal exception in interrupt [ 14.981241] Dumping ftrace buffer: [ 14.984747] (ftrace buffer empty) [ 14.988422] Kernel Offset: disabled [ 14.992011] Rebooting in 86400 seconds..