r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
sendmsg$inet6(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c, 0x0}, 0x20000004)
r1 = syz_open_procfs(0x0, &(0x7f0000001180)='attr/exec\x00')
dup2(r1, r0)