openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mount$9p_fd(0x0, &(0x7f0000000040)='./file1\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000140)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@version_u}, {@access_client}]}})