IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 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. kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5611 Comm: syz-executor0 Not tainted 4.19.0-rc3+ #231 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_pv_send_ipi+0x364/0xdd0 arch/x86/kvm/lapic.c:574 Code: 45 84 ed 0f 84 da 07 00 00 e8 b8 d4 65 00 48 8d 4b 14 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 8d 70 fe ff ff 48 c1 ea 03 <0f> b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 f5 RSP: 0018:ffff8801cef57028 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000014 RDX: 0000000000000002 RSI: ffffffff8118fc08 RDI: 0000000000000005 RBP: ffff8801cef571c8 R08: ffff8801cef3e240 R09: 1ffffffff12b43d5 R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801cef571a0 R13: 0000000000000001 R14: 0000000000000000 R15: ffff8801cef57120 FS: 00007fb19d0e2700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000001bd76c000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_emulate_hypercall+0xa1a/0xf20 arch/x86/kvm/x86.c:6856 handle_vmcall+0x15/0x20 arch/x86/kvm/vmx.c:7478 vmx_handle_exit+0x2f7/0x17e0 arch/x86/kvm/vmx.c:10115 vcpu_enter_guest+0x14a9/0x62e0 arch/x86/kvm/x86.c:7648 vcpu_run arch/x86/kvm/x86.c:7711 [inline] kvm_arch_vcpu_ioctl_run+0x375/0x16e0 arch/x86/kvm/x86.c:7888 kvm_vcpu_ioctl+0x72b/0x1150 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2590 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457099 Code: fd b4 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 b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fb19d0e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fb19d0e26d4 RCX: 0000000000457099 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004cf730 R14: 00000000004c59b9 R15: 0000000000000000 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 5740cfb43a8af030 ]--- RIP: 0010:kvm_pv_send_ipi+0x364/0xdd0 arch/x86/kvm/lapic.c:574 Code: 45 84 ed 0f 84 da 07 00 00 e8 b8 d4 65 00 48 8d 4b 14 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 8d 70 fe ff ff 48 c1 ea 03 <0f> b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 f5 RSP: 0018:ffff8801cef57028 EFLAGS: 00010203 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000014 RDX: 0000000000000002 RSI: ffffffff8118fc08 RDI: 0000000000000005 RBP: ffff8801cef571c8 R08: ffff8801cef3e240 R09: 1ffffffff12b43d5 R10: ffffed003b5e4732 R11: ffff8801daf23993 R12: ffff8801cef571a0 R13: 0000000000000001 R14: 0000000000000000 R15: ffff8801cef57120 FS: 00007fb19d0e2700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000001bd76c000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400