8021q: adding VLAN 0 to HW filter on device team0 8021q: adding VLAN 0 to HW filter on device team0 8021q: adding VLAN 0 to HW filter on device team0 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. ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:353! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 7372 Comm: syz-executor1 Not tainted 4.19.0-rc8-next-20181019+ #98 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:353 Code: 45 10 50 e8 89 91 7c 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 47 37 73 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 49 89 f5 41 54 RSP: 0018:ffff8801dae07be0 EFLAGS: 00010006 RAX: ffff8801c863e040 RBX: 1ffff1003b5c0f7f RCX: ffffffff8139dd0c RDX: 0000000000010000 RSI: ffffffff810bfc89 RDI: ffff8801dae07c18 RBP: ffff8801dae07be0 R08: ffff8801c863e040 R09: ffffed003b5c5b68 R10: ffffed003b5c5b68 R11: ffff8801dae2db47 R12: ffff8801dae07c58 R13: dffffc0000000000 R14: ffff8801c1a03000 R15: 00000001c1a03000 FS: 00007f1a73603700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8801dae07c18 CR3: 00000001d9708000 CR4: 00000000001426f0 Call Trace: kvm_fastop_exception+0x503/0x55eb loaded_vmcs_init arch/x86/kvm/vmx.c:2155 [inline] __loaded_vmcs_clear+0x2d6/0x690 arch/x86/kvm/vmx.c:2237 flush_smp_call_function_queue+0x1d2/0x640 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0x12f/0x640 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:826 RIP: 0010:get_futex_key_refs.isra.12+0x0/0xc0 kernel/futex.c:1387 Code: 00 eb c4 4c 89 ef e8 af fd 50 00 eb 97 e8 b8 63 d7 ff e8 03 fd 50 00 e9 4e ff ff ff 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 <55> 48 89 e5 41 54 49 89 fc 53 48 89 f3 e8 3e b7 0d 00 4d 85 e4 74 RSP: 0018:ffff8801c84ff0b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff04 RAX: ffff8801c84ff800 RBX: 0000000000000000 RCX: 000000000072b000 RDX: 1ffff1003909ff00 RSI: ffff8801c84ff810 RDI: ffff8801be9ee700 RBP: ffff8801c84ff740 R08: ffff8801c863e040 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 00007fffffffeffc R14: 0000000000000000 R15: ffff8801c84ff718 futex_wake+0x1ac/0x760 kernel/futex.c:1526 do_futex+0x2e4/0x26d0 kernel/futex.c:3533 __do_sys_futex kernel/futex.c:3589 [inline] __se_sys_futex kernel/futex.c:3557 [inline] __x64_sys_futex+0x472/0x6a0 kernel/futex.c:3557 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457569 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f1a73602cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 000000000072bfa8 RCX: 0000000000457569 RDX: 00000000004c0027 RSI: 0000000000000081 RDI: 000000000072bfac RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000072bfac R13: 00007ffef75e808f R14: 00007f1a736039c0 R15: 0000000000000001 Modules linked in: ---[ end trace 7ea3ea155df02f8c ]--- RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:353 Code: 45 10 50 e8 89 91 7c 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 47 37 73 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 49 89 f5 41 54 RSP: 0018:ffff8801dae07be0 EFLAGS: 00010006 RAX: ffff8801c863e040 RBX: 1ffff1003b5c0f7f RCX: ffffffff8139dd0c RDX: 0000000000010000 RSI: ffffffff810bfc89 RDI: ffff8801dae07c18 RBP: ffff8801dae07be0 R08: ffff8801c863e040 R09: ffffed003b5c5b68 R10: ffffed003b5c5b68 R11: ffff8801dae2db47 R12: ffff8801dae07c58 R13: dffffc0000000000 R14: ffff8801c1a03000 R15: 00000001c1a03000 FS: 00007f1a73603700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8801dae07c18 CR3: 00000001d9708000 CR4: 00000000001426f0