tgkill(0x0, 0x0, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) recvmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) syz_open_dev$mouse(0x0, 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000700)='clear_refs\x00') writev(r0, &(0x7f0000000380)=[{&(0x7f0000000040)='3', 0x1}], 0x1) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(0xffffffffffffffff, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ptrace$cont(0xffffffffffffffff, 0x0, 0x0, 0x0) accept4$packet(0xffffffffffffffff, 0x0, 0x0, 0x0) wait4(0xffffffffffffffff, 0x0, 0x0, 0x0)