Recommended USB 2.0 controller fr. 5.2+

[Heinrich Rebehn]

Bernd Walter wrote:

[snip]
> 
>>Apr  3 12:32:32 antsrv1 kernel: da1: 19077MB (39070080 512 byte sectors: 
>>255H 63S/T 2432C)
>>Apr  3 12:33:03 antsrv1 login: ROOT LOGIN (root) ON ttyv0
>>Apr  3 12:38:08 antsrv1 syslogd: kernel boot file is /boot/kernel/kernel
>>Apr  3 12:38:08 antsrv1 kernel: panic: ehci_abort_xfer: not in process 
>>context
> 
> 
> OK - we have an abort_xfer without any reason given.
> The panic is because the aborted transfer doesn't exist, which could
> mean that someone aborted an already completed transfer.
> Can you please add USB_DEBUG to your kernel and retry.
> 
> 
I did, but with USB_DEBUG the system reproducibly crashes during boot:

kernel: 
 

kernel: 
 

kernel: Fatal trap 12: page fault while in kernel mode 
 

kernel: cpuid = 0; apic id = 00 
 

kernel: fault virtual address   = 0xd 
 

kernel: fault code              = supervisor write, page not present 
 

kernel: instruction pointer     = 0x8:0xc0535482 
 

kernel: stack pointer           = 0x10:0xeaccfbb0 
 

kernel: frame pointer           = 0x10:0xeaccfbc8 
 

kernel: code segment            = base 0x0, limit 0xfffff, type 0x1b 
 

kernel: = DPL 0, pres 1, def32 1, gran 1 
 

kernel: processor eflags        = interrupt enabled, resume, IOPL = 0 
 

kernel: current process         = 246 (sysctl) 
 

kernel: trap number             = 12 
 

kernel: panic: page fault 
 

kernel: cpuid = 0; 
 

kernel: 
 

kernel: syncing disks, buffers remaining... 6564 6564 6563 6563 6563 
6563 6563 6563 6563 6563 6563 6563 6563 6563 6563 6563 6563 6563 6563 
6563 6563 6563
 
 

kernel: giving up on 6557 buffers 
 

kernel: Uptime: 3m22s 
 


-- Heinrich