r0 = syz_open_procfs(0x0, 0x0)
renameat(r0, 0x0, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4307, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000440)={0x0, ""/256, 0x0, <r1=>0x0})
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000002e00)={0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r1}], 0x0, "544d056968f26f"})
r2 = socket$inet_udp(0x2, 0x2, 0x0)
connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @local}, 0x10)
connect$inet(r2, &(0x7f0000000080)={0x2, 0x0, @multicast1}, 0x10)
sendmmsg$inet(r2, &(0x7f0000000300)=[{{&(0x7f0000000000)={0x2, 0x4e20, @multicast1}, 0x10, 0x0}, 0xe00}], 0x40001a9, 0x0)