r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000380), 0x101001, 0x0)
r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip_mr_vif\x00')
sendfile(r0, r1, &(0x7f00000000c0)=0x8000, 0x80000000)