fe03f7a37fd0ef05149161f6b95a25493e1fe38f

Opensuse tumbleweed

Steps to reproduce:

```
./test/functional/wallet_backup.py --descriptors
{
        allowed_syscalls.insert(__NR_futex);           
        allowed_syscalls.insert(__NR_set_robust_list); 
    }
    void AllowGeneralIo()
    {
        allowed_syscalls.insert(__NR_ioctl);    
        allowed_syscalls.insert(__NR_lseek);    
        allowed_syscalls.insert(__NR_poll);     
        allowed_syscalls.insert(__NR_ppoll);    
        allowed_syscalls.insert(__NR_pread64);  
        allowed_syscalls.insert(__NR_pwrite64); 
        allowed_syscalls.insert(__NR_read);     
        allowed_syscalls.insert(__NR_readv);    
        allowed_syscalls.insert(__NR_recvfrom); 
        allowed_syscalls.insert(__NR_recvmsg);  
        allowed_syscalls.insert(__NR_select);   
        allowed_syscalls.insert(__NR_sendmmsg); 
        allowed_syscalls.insert(__NR_sendmsg);  
        allowed_syscalls.insert(__NR_sendto);   
        allowed_syscalls.insert(__NR_write);    
        allowed_syscalls.insert(__NR_writev);   
    }
    void AllowGetRandom()