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Re: 2.6-test2 on unusual UE2



> > I'm trying to compile kernels with egcs64 (egcs-2.92.11) and gcc 3.0.4 (both 
> > defaults from debian)
> 
> First off, I don't think gcc-3.0.4 is default in anything but testing
> right now. You should be using the gcc-3.2 from unstable to compile
> sparc64 kernels.
> 
Ok, gcc now reports:
gcc version 3.2.3 (Debian)

> 1) The compiler should help here
> 
> 2) If you still get this, boot with the -p option on the OBP or SILO
>    command line. It will get you earlyboot prom output so we can see
>    where it stops.
> 
Ok, here's what comes out of the kernel with boot -p:
On node 0 totalpages: 261487
  DMA zone: 261487 pages, LIFO batch:8
  Normal zone: 0 pages, LIFO batch:1
  HighMem zone: 0 pages, LIFO batch:1
Found CPU 0 (node=f007e784,mid=1)
Found CPU 1 (node=f007eaf0,mid=2)
Found 2 CPU prom device tree node(s).
Building zonelist for node : 0
Kernel command line: root=/dev/sda1 ro -p
PID hash table entries: 4096 (order 12: 65536 bytes)
Console: colour dummy device 80x25
Calibrating delay loop... 799.53 BogoMIPS
Memory: 2057216k available (2384k kernel code, 848k data, 144k init) [fffff8000]
Dentry cache hash table entries: 262144 (order: 8, 2097152 bytes)
Inode-cache hash table entries: 131072 (order: 7, 1048576 bytes)
Mount-cache hash table entries: 512 (order: 0, 8192 bytes)
-> /dev
-> /dev/console
-> /root
POSIX conformance testing by UNIFIX
Starting migration thread for cpu 1
Bringing up 2
Calibrating delay loop... 799.53 BogoMIPS
CPU 2 IS NOW UP!
CPU 2: synchronized TICK with master CPU (last diff 0 cycles,maxerr 545 cycles)
Starting migration thread for cpu 2
CPUS done 4
Total of 2 processors activated (1599.07 BogoMIPS).
SMP: Calibrating ecache flush... Using heuristic of 1095171 cycles, 1 ticks.
Unable to handle kernel NULL pointer dereference
tsk->{mm,active_mm}->context = 0000000000000000
tsk->{mm,active_mm}->pgd = fffff8000000ec00
              \|/ ____ \|/
              "@'/ .. \`@"
              /_| \__/ |_\
                 \__U_/
migration/1(2): Oops [#1]
TSTATE: 0000004480f09604 TPC: 000000000044bef4 TNPC: 000000000044bef8 Y: 000000d
TPC: <try_to_wake_up+0x234/0x3a0>


Greg




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