cpu:

Currently on cpu 0
Available cpus: 0

------------------------------------------------------------
ps

Task Addr    Pid  Parent  [*]  CPU  State Thread     Command
0xc03e0000    0     0      1    0     R   0xc03e0270 *swapper
0xcffe4000    1     0      1    0     S   0xcffe4270 init
  Error: does not match running process table(0c03e0000)
0xc12f8000    2     1      1    0     S   0xc12f8270 keventd
  Error: does not match running process table(0c03e0000)
0xc12f4000    3     1      1    0     S   0xc12f4270 kapmd
  Error: does not match running process table(0c03e0000)
0xc12f2000    4     1      1    0     S   0xc12f2270 ksoftirq_CPU0
  Error: does not match running process table(0c03e0000)
0xc12f0000    5     1      1    0     S   0xc12f0270 kswapd
  Error: does not match running process table(0c03e0000)
0xc12ee000    6     1      1    0     S   0xc12ee270 bdflush
  Error: does not match running process table(0c03e0000)
0xc12ec000    7     1      1    0     S   0xc12ec270 kupdated
  Error: does not match running process table(0c03e0000)
0xc12e4000    8     1      1    0     S   0xc12e4270 pagebufd
  Error: does not match running process table(0c03e0000)
0xc12e2000    9     1      1    0     S   0xc12e2270 xfslogd/0
  Error: does not match running process table(0c03e0000)
0xc12e0000   10     1      1    0     S   0xc12e0000 xfsdatad/0
  Error: does not match running process table(0c03e0000)
0xce700000 1478     1      1    0     S   0xce700270 S01reboot
  Error: does not match running process table(0c03e0000)
0xcfba8000 1759  1478      1    0     D   0xcfba8270 umount
  Error: does not match running process table(0c03e0000)

----------------------------------------------------------------

bta: (only some strings)

0: default_idle+0x27
   cpu_idle+0x42
   stext+0x2a

For all other processes:
 Stack is not in task_struct, backtrace not available.