Re: om-2.6.13 migration

On Tue, Oct 25, 2005 at 04:28:26PM +0200, Ralf Oelschlaegel wrote:
> Thanks to Vincent for update to 2.6.13 (svn co 
> svn://openmosix.snarc.org/om/kernel-2.6/trunk)

There's a 2.6.14 now btw.

> Oct 25 15:09:08 rcvhost kernel: kernel BUG at mm/mmap.c:2012!
> Oct 25 15:09:08 rcvhost kernel:  [<c011c39e>] mmput+0x1e/0x70
> Oct 25 15:09:08 rcvhost kernel:  [<c0120701>] do_exit+0xe1/0x370
> Oct 25 15:09:08 rcvhost kernel:  [<c01209ff>] do_group_exit+0x2f/0x70
> Oct 25 15:09:08 rcvhost kernel:  [<c01298e7>] 
> get_signal_to_deliver+0x237/0x2b0
> Oct 25 15:09:08 rcvhost kernel:  [<c0103ec0>] do_signal+0x60/0x130
> Oct 25 15:09:08 rcvhost kernel:  [<c0105b31>] do_iret_error+0x91/0xa0
> Oct 25 15:09:08 rcvhost kernel:  [<c0104166>] restore_nocheck+0x7/0xd
> Oct 25 15:09:08 rcvhost kernel:  [<c0104167>] restore_nocheck+0x8/0xd
> Oct 25 15:09:08 rcvhost kernel:  [<c010416b>] restore_nocheck+0xc/0xd
> Oct 25 15:09:08 rcvhost kernel:  [<c012ee04>] 
> search_exception_tables+0x14/0x30
> Oct 25 15:09:08 rcvhost kernel:  [<c0119a8b>] fixup_exception+0xb/0x20
> Oct 25 15:09:08 rcvhost kernel:  [<c0105c67>] 
> do_general_protection+0x127/0x1b0
> Oct 25 15:09:08 rcvhost kernel:  [<c01f3ea0>] arch_kickstart+0xa0/0xb0
> Oct 25 15:09:08 rcvhost kernel:  [<c0105aa0>] do_iret_error+0x0/0xa0
> Oct 25 15:09:08 rcvhost kernel:  [<c0103fc7>] do_notify_resume+0x37/0x3c
> Oct 25 15:09:08 rcvhost kernel:  [<c01041c2>] work_notifysig+0x13/0x15
> Oct 25 15:09:08 rcvhost kernel: Code: 00 00 8b 5e 0c 89 f0 e8 a6 de ff ff 
> 85 db 89 de 75 f0 8b 87 8c 00 00 00 85 c0 75 0f 83 c4 18 5b 5e 5f c3 0f 20 
> d8 0f 22 d8 eb a0 <0f> 0b dc 07 74 4d 2e c0 83 c4 18 5b 5e 5f c3 90 8d b4 
> 26 00 00

the trace looks weird (do_general_protection), has the kernel has
probably taken a GPF. the BUG() by itself trigger way too late.

looks like some stuff happen during the migration process, and the
kernel decide to kill the task after starting the process.
I'll have a look later

-- 
Vincent Hanquez


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