perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000001540)) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @local}, 0x10) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @multicast1}, 0x10) sendmmsg$inet(r0, &(0x7f0000000300)=[{{&(0x7f0000000000)={0x2, 0x4e20, @multicast1}, 0x10, 0x0}, 0xe00}], 0x40001a9, 0x0)