IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN CPU: 1 PID: 4705 Comm: syz-executor133 Not tainted 4.18.0-rc3+ #47 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bpf_tcp_close+0x215/0x1050 kernel/bpf/sockmap.c:327 Code: ------------[ cut here ]------------ Bad or missing usercopy whitelist? Kernel memory overwrite attempt detected to SLAB object 'TCPv6' (offset 704, size 64)! WARNING: CPU: 1 PID: 4705 at mm/usercopy.c:81 usercopy_warn+0xf5/0x120 mm/usercopy.c:76 Kernel panic - not syncing: panic_on_warn set ... Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..