IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
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.
==================================================================
BUG: KMSAN: kernel-infoleak in __copy_to_user include/linux/uaccess.h:121 [inline]
BUG: KMSAN: kernel-infoleak in __kvm_write_guest_page arch/x86/kvm/../../../virt/kvm/kvm_main.c:1849 [inline]
BUG: KMSAN: kernel-infoleak in kvm_write_guest_page+0x366/0x4c0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1861
CPU: 1 PID: 6736 Comm: syz-executor0 Not tainted 4.19.0-rc8+ #70
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x306/0x460 lib/dump_stack.c:113
 kmsan_report+0x1a2/0x2e0 mm/kmsan/kmsan.c:917
 kmsan_internal_check_memory+0x374/0x460 mm/kmsan/kmsan.c:997
 kmsan_copy_to_user+0x89/0xe0 mm/kmsan/kmsan_hooks.c:552
 __copy_to_user include/linux/uaccess.h:121 [inline]
 __kvm_write_guest_page arch/x86/kvm/../../../virt/kvm/kvm_main.c:1849 [inline]
 kvm_write_guest_page+0x366/0x4c0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1861
 kvm_write_guest+0x1d6/0x350 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1883
 kvm_pv_clock_pairing arch/x86/kvm/x86.c:6793 [inline]
 kvm_emulate_hypercall+0x1cb9/0x20d0 arch/x86/kvm/x86.c:6866
 handle_vmcall+0x41/0x50 arch/x86/kvm/vmx.c:7492
 vmx_handle_exit+0x20f5/0xb900 arch/x86/kvm/vmx.c:10133
 vcpu_enter_guest arch/x86/kvm/x86.c:7667 [inline]
 vcpu_run arch/x86/kvm/x86.c:7730 [inline]
 kvm_arch_vcpu_ioctl_run+0xa22b/0x10ab0 arch/x86/kvm/x86.c:7930
 kvm_vcpu_ioctl+0x11a7/0x20b0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2590
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0xf28/0x2ca0 fs/ioctl.c:687
 ksys_ioctl fs/ioctl.c:702 [inline]
 __do_sys_ioctl fs/ioctl.c:709 [inline]
 __se_sys_ioctl+0x1da/0x270 fs/ioctl.c:707
 __x64_sys_ioctl+0x4a/0x70 fs/ioctl.c:707
 do_syscall_64+0xbe/0x100 arch/x86/entry/common.c:291
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
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:00007f8e30cfbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8e30cfc6d4
R13: 00000000004c0027 R14: 00000000004d0108 R15: 00000000ffffffff

Local variable description: ----clock_pairing.i@kvm_emulate_hypercall
Variable was created at:
 kvm_emulate_hypercall+0x60/0x20d0 arch/x86/kvm/x86.c:6827
 handle_vmcall+0x41/0x50 arch/x86/kvm/vmx.c:7492

Bytes 28-63 of 64 are uninitialized
Memory access of size 64 starts at ffff88019e53f440
==================================================================