[ 34.004392] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.110' (ECDSA) to the list of known hosts. [ 39.579495] random: sshd: uninitialized urandom read (32 bytes read) executing program executing program executing program executing program executing program executing program [ 39.691420] audit: type=1400 audit(1555929396.838:36): avc: denied { map } for pid=6982 comm="syz-executor107" path="/root/syz-executor107297860" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 39.701619] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. [ 39.792611] hrtimer: interrupt took 34147 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 42.438431] ------------[ cut here ]------------ [ 42.443504] WARNING: CPU: 0 PID: 7145 at arch/x86/kvm/vmx.c:6968 handle_ept_misconfig+0xa9/0x450 [ 42.452427] Kernel panic - not syncing: panic_on_warn set ... [ 42.452427] [ 42.459787] CPU: 0 PID: 7145 Comm: syz-executor107 Not tainted 4.14.113 #3 [ 42.466783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.476166] Call Trace: [ 42.478748] dump_stack+0x138/0x19c [ 42.482385] panic+0x1f2/0x438 [ 42.485578] ? add_taint.cold+0x16/0x16 [ 42.489543] ? handle_ept_misconfig+0xa9/0x450 [ 42.494106] ? handle_ept_misconfig+0xa9/0x450 [ 42.498689] __warn.cold+0x2f/0x34 [ 42.502233] ? ist_end_non_atomic+0x10/0x10 [ 42.506722] ? handle_ept_misconfig+0xa9/0x450 [ 42.511289] report_bug+0x216/0x254 [ 42.514899] do_error_trap+0x1bb/0x310 [ 42.518919] ? math_error+0x360/0x360 [ 42.522710] ? handle_abnormal_pfn+0x58/0x3b0 [ 42.527197] ? tdp_page_fault+0xd6/0x5b0 [ 42.531244] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.536081] do_invalid_op+0x1b/0x20 [ 42.539802] invalid_op+0x1b/0x40 [ 42.543259] RIP: 0010:handle_ept_misconfig+0xa9/0x450 [ 42.548440] RSP: 0018:ffff88808d3ffa28 EFLAGS: 00010297 [ 42.553953] RAX: ffff88807aaa2180 RBX: ffffffff8117c650 RCX: 7ff0000000000000 [ 42.561219] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880869d8d80 [ 42.568481] RBP: ffff88808d3ffa50 R08: 0000000000000007 R09: ffff88808d3ff940 [ 42.575762] R10: 0000000000000000 R11: ffff88807aaa2180 R12: ffff8880869d8d80 [ 42.583016] R13: 00000000fffffff2 R14: 0000000000000031 R15: ffff888072390918 [ 42.590278] ? vmx_update_pi_irte+0x8e0/0x8e0 [ 42.594761] ? handle_ept_misconfig+0xa9/0x450 [ 42.599328] ? vmx_update_pi_irte+0x8e0/0x8e0 [ 42.604075] vmx_handle_exit+0x210/0x12b0 [ 42.608223] vcpu_enter_guest+0xee3/0x5270 [ 42.612463] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 42.617222] ? emulator_read_emulated+0x50/0x50 [ 42.623210] ? kvm_check_async_pf_completion+0x2a9/0x410 [ 42.628967] kvm_arch_vcpu_ioctl_run+0x31a/0x1010 [ 42.633798] ? kvm_arch_vcpu_ioctl_run+0x31a/0x1010 [ 42.638817] kvm_vcpu_ioctl+0x401/0xd10 [ 42.642776] ? kvm_vcpu_block+0xbc0/0xbc0 [ 42.646925] ? trace_hardirqs_on+0x10/0x10 [ 42.651149] ? save_trace+0x290/0x290 [ 42.654932] ? exit_robust_list+0x230/0x230 [ 42.659244] ? __fget+0x210/0x370 [ 42.662693] ? find_held_lock+0x35/0x130 [ 42.666751] ? __fget+0x210/0x370 [ 42.670201] ? kvm_vcpu_block+0xbc0/0xbc0 [ 42.674452] do_vfs_ioctl+0x7b9/0x1070 [ 42.678324] ? selinux_file_mprotect+0x5d0/0x5d0 [ 42.683064] ? lock_downgrade+0x6e0/0x6e0 [ 42.687197] ? ioctl_preallocate+0x1c0/0x1c0 [ 42.691586] ? __fget+0x237/0x370 [ 42.695027] ? security_file_ioctl+0x83/0xc0 [ 42.699421] ? security_file_ioctl+0x8f/0xc0 [ 42.703828] SyS_ioctl+0x8f/0xc0 [ 42.707176] ? do_vfs_ioctl+0x1070/0x1070 [ 42.711314] do_syscall_64+0x1eb/0x630 [ 42.715201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.720128] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 42.725300] RIP: 0033:0x44ac09 [ 42.728475] RSP: 002b:00007f30451cbce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.736177] RAX: ffffffffffffffda RBX: 00000000006dfc48 RCX: 000000000044ac09 [ 42.743439] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 42.750692] RBP: 00000000006dfc40 R08: 0000000000000000 R09: 0000000000000000 [ 42.757954] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc4c [ 42.765207] R13: 00007fff91f01a3f R14: 00007f30451cc9c0 R15: 0000000000000000 [ 42.773507] Kernel Offset: disabled [ 42.777185] Rebooting in 86400 seconds..