r0 = socket$inet_udp(0x2, 0x2, 0x0)
r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000140)={'syz_tun\x00', <r2=>0x0})
sendmmsg$inet(r0, &(0x7f0000000600)=[{{&(0x7f0000000040)={0x2, 0x4e20, @remote}, 0x10, 0x0, 0x0, &(0x7f0000000800)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r2, @empty, @empty}}}], 0x20}}], 0x1, 0x4008840)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/vmallocinfo\x00', 0x0, 0x0)
sendfile(r0, r3, 0x0, 0xffe3)