r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x30, &(0x7f0000000080)="926945b7346a7dc34eee5cf8654b078b186000c2604178157ca3e74fda0367606a5f01b44ea94242233f036433ed03f9e58cab08d9d670ec7965cef7067802fdfae11e901dff50bad760a250a1f88ae3d119731f308ea23373f1f60db8cc443dd7bddd245533060bd43dfbf5aef0080f615fd4261a1fec3534f41dfa97724db90e760470fff011a4345ed3b4906f86d7fc", 0x91) clone3(0x0, 0x0)