Re: encrypted swap on loop in 2.4.10-pre12?

[Jens Axboe]

On Wed, Sep 19 2001, steve j. kondik wrote:
> i've been using encrypted swap over loopdev using the new cryptoapi
> patches.  i just built a 2.4.10-pre12 kernel and i got a panic doing
> mkswap on the loopdev.  the mkswap process becomes unkillable after this
> and never finishes.  this is repeatable everytime.  i've had no problems
> whatsoever until this kernel even under high load..  any ideas? :>
> 
> Sep 19 11:06:13 discord kernel: Unabl
> Sep 19 11:06:13 discord kernel: e to handle kernel NULL pointer
> dereference at virtual address 00000000
> Sep 19 11:06:13 discord kernel:  printing eip:
> Sep 19 11:06:13 discord kernel: 00000000
> Sep 19 11:06:13 discord kernel: *pde = 0f444067
> Sep 19 11:06:13 discord kernel: *pte = 00000000
> Sep 19 11:06:13 discord kernel: Oops: 0000
> Sep 19 11:06:13 discord kernel: CPU:    0
> Sep 19 11:06:13 discord kernel: EIP:    0010:[<00000000>]
> Sep 19 11:06:13 discord kernel: EFLAGS: 00010206
> Sep 19 11:06:13 discord kernel: eax: c02fbca0   ebx: cf47d000   ecx:
> 00000400   edx: cfb428c0
> Sep 19 11:06:13 discord kernel: esi: 00001000   edi: 00000c00   ebp:
> c1394d78   esp: cf447efc
> Sep 19 11:06:13 discord kernel: ds: 0018   es: 0018   ss: 0018
> Sep 19 11:06:13 discord kernel: Process mkswap (pid: 9902,
> stackpage=cf447000)
> Sep 19 11:06:13 discord kernel: Stack: c012a371 cfb428c0 c1394d78
> 00000400 00001000 cfcd61b0 001828c4 00000000 
> Sep 19 11:06:13 discord kernel:        00000000 00001000 00000400
> 00000c00 fffffff4 00000000 00000400 00000000 
> Sep 19 11:06:13 discord kernel:        cfa9210c cfa92060 00000000
> c01a1ba0 00126000 00001000 00000003 32000022 
> Sep 19 11:06:13 discord kernel: Call Trace: [<c012a371>] [<c01a1ba0>]
> [<c01359c0>] [<c01357fe>] [<c0106ebb>] 
> Sep 19 11:06:13 discord kernel: 
> Sep 19 11:06:13 discord kernel: Code:  Bad EIP value.
> Sep 19 11:06:13 discord kernel:  Unable to find swap-space signature

ksymoops it please

-- 
Jens Axboe