socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/cgroup', 0x0, 0x0)
close(r1)
close(0xffffffffffffffff)
sendmmsg$unix(r0, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=[@rights={{0x14, 0x1, 0x1, [r1]}}], 0x18}}], 0x2, 0x0)