r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x10f2e2, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2, 0x5}, 0x1c) sendmmsg$inet6(r1, &(0x7f0000004d00)=[{{0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040), 0x0, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [{@rootcontext={'rootcontext', 0x3d, 'staff_u'}}]}})