r0 = syz_io_uring_setup(0xb8, &(0x7f0000000480), &(0x7f00007f7000/0x2000)=nil, &(0x7f0000a9d000/0x3000)=nil, &(0x7f0000000500), &(0x7f0000000540))
io_uring_register$IORING_REGISTER_BUFFERS(r0, 0x0, &(0x7f0000000640)=[{&(0x7f00000000c0)=""/102, 0x66}], 0x1)
r1 = getpid()
r2 = pidfd_open(r1, 0x0)
process_madvise(r2, &(0x7f00000016c0)=[{&(0x7f0000000000)='B', 0x1}], 0x1, 0x15, 0x0)