On Fri, Apr 26, 2002 at 01:26:53PM +0300, Dmitry Katsubo wrote:
> Hi, XFS developers!
>
> I am using CVS 2.4.18-xfs kernel, and after the latest
> update and reboot I found the next error. The system continues
> running after it. Suppose, it would help you
> in finding the problem.
This looks related to some code I put in recently - I will
have a look on Monday. I'm about to put some more changes
into that area too, so if you could grab cvs in an hour/two
and see if the problem remains, that would be great.
Thanks.
> kernel: Unable to handle kernel NULL pointer dereference at virtual address
> 0000000c
> kernel: printing eip:
> kernel: c01fb3b6
> kernel: *pde = 00000000
> kernel: Oops: 0000
> kernel: CPU: 0
> kernel: EIP: 0010:[cluster_write+6/272] Not tainted
> kernel: EIP: 0010:[<c01fb3b6>] Not tainted
> kernel: EFLAGS: 00010246
> kernel: eax: 00000000 ebx: 00000000 ecx: dfa36860 edx: ce3410c8
> kernel: esi: c17b7e8c edi: c1356d20 ebp: 00000000 esp: c17b7e54
> kernel: ds: 0018 es: 0018 ss: 0018
> kernel: Process kupdated (pid: 7, stackpage=c17b7000)
> kernel: Stack: 00000000 c17b7e8c c1356d20 00000001 c01fb55f df64b340 ce3410c0
> c1356d20
> kernel: c17b7e8c 00000001 00010002 c01fed80 00000001 00000001 02756ec8
> 00000000
> kernel: 00000000 00000000 00000000 00080000 00000001 00000047 c1356d20
> 0007f291
> kernel: Call Trace: [pagebuf_delalloc_convert+159/192] [linvfs_pb_bmap+0/208]
> [pagebuf_write_full_page+127/224]
> [linvfs_pb_bmap+0/208] [xfs_write_full_page+37/64]
> kernel: Call Trace: [<c01fb55f>] [<c01fed80>] [<c01fa40f>] [<c01fed80>]
> [<c01feff5>]
> kernel: [linvfs_pb_bmap+0/208] [linvfs_write_full_page+135/176]
> [write_buffer_delay+85/96]
> [write_some_buffers+237/272] [schedule+489/880]
> [flush_old_commits+239/352]
> kernel: [<c01fed80>] [<c01ff177>] [<c01314f5>] [<c013176d>] [<c0112589>]
> [<c019766f>]
> kernel: [sync_unlocked_inodes+246/352] [process_timeout+0/80]
> [sync_old_buffers+28/64] [kupdate+247/256]
> [_stext+0/48] [kernel_thread+38/48]
> kernel: [<c0142806>] [<c01122a0>] [<c01344fc>] [<c01347a7>] [<c0105000>]
> [<c0105526>]
> kernel: [kupdate+0/256]
> kernel: [<c01346b0>]
> kernel:
> kernel: Code: 8b 45 0c 31 ff 8b 48 0c 85 c9 74 51 8b 5d 10 8b 43 08 8b 53
>
--
Nathan
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