lvm bug report

["zhangjg" <zhangjg@ict.ac.cn>]

When I running redhat 8.0(2.4.18-14 kernel), read/write a big file on a raid0 device(3ware, ide disk), the kernel panic as next, and the total disk io is about 5-10MB.

Sep 18 18:04:29 xxxx kernel:EIP is at_make_request [kernel] 0xa2

Sep 18 18:04:29 xxxx kernel:Eax: 000020000 ebx: 00000001 ecx: f0515200 edx: 00004000 esi: 00000008 edi: 2b23aboo ebp: 00000001: esp: c36b5e78

Sep 18 18:04:29 xxxx kernel:Process kupdated (pid: 6) stackpage: c36b5000

Sep 18 18:04:29 xxxx kernel: Stack: c022d850 c022db02 000002b4 00000008 f2404720 031d9000 00000000 ca1196c0

Sep 18 18:04:29 xxxx kernel:        00000001 00000008 f7144970 f7144800 f70a0000 00000000 00004000 ca11ae48

Sep 18 18:04:29 xxxx kernel:        ca1189e0 0841ae40 002007d0 00000000 00000000 002007d0 00000202 c017f2c0

Sep 18 18:04:29 xxxx kernel: Call Trace: [submit_bh+88/116] [write_locked_buffers+30/40] [sync_old_buffers+112/168]

Sep 18 18:04:29 xxxx kernel: Call Trace: [<c017f2c0>] [<c017f378>] [<c013680a>] [<c0136936>] [<c0139e1c>]

Sep 18 18:04:29 xxxx kernel:    [kupdate+309/316] [stext+0/100] [stext+0/100] [kernel_thread+26/48]

Sep 18 18:04:29 xxxx kernel:    [<c013a125>] [<c0105000>] [<c010575a>] [<c0105763>]

Sep 18 18:04:29 xxxx kernel:

Sep 18 18:04:29 xxxx kernel: Code: 0f 0b 83 c4 0c 8d b4 26 00 00 00 00 8b 74 24 5c 56 8b 7c 24

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