The following command hangs indefinitely, as expected: tail -c 4096 /dev/random
The following command immediately returns 4097 bytes, unexpectedly: tail -c 4097 /dev/random Details: - Source code obtained from: git://git.sv.gnu.org/coreutils - Commit id: 9ab1f9db94479eca4dd2c29b4e21550ff2bcd5bb - System: $ uname -a Linux zinc 6.1.0-20-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.85-1 (2024-04-11) x86_64 GNU/Linux