r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080), 0x2)
r1 = memfd_create(&(0x7f0000000340)='\x00', 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x13, r1, 0x0)
write$sndseq(r0, &(0x7f00000002c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @ext={0xffffffffffffff94, 0x0}}], 0x200002dc)