From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020804 Description of problem: serial device is named as ttyS01 instead of ttyS1 this bug was first introduced in 2.4.19pre7 and fixed later. I found about it in LKML archives dated April 16th 2002. Version-Release number of selected component (if applicable): 2.4.18-7.93 How reproducible: Always Steps to Reproduce: dmesg | more Serial driver version 5.05c (2001-07-08) with MANY_PORTS MULTIPORT SHARE_IRQ SERIAL_PCI ISAPNP enabled ttyS01 at 0x02f8 (irq = 3) is a 16550A Actual Results: there is no device named ttyS01, there are ttyS1 and others. Additional info: there is no way I can use my serial device with this kernel.
fixed for the next build
Fix confirmed with kernel-2.4.18-11.