Problem during rebuilding with proactive patch

The md stuff stopped working although the computer continued responsive.
2.6.14 with proactive patch.
The problem occured while running the attached script, but it's not always  
reproducible.


Jan 12 18:46:52 donatello kernel: R5: read error NOT corrected!!
Jan 12 18:46:52 donatello kernel: make_request, sector 12992 logical 26048
Jan 12 18:46:52 donatello kernel: make_request, sector 13248 logical 26560
Jan 12 18:46:52 donatello kernel: make_request, sector 13504 logical 27072
Jan 12 18:46:52 donatello kernel: make_request, sector 13760 logical 27584
Jan 12 18:46:53 donatello kernel: 016
Jan 12 18:46:53 donatello kernel: 272
Jan 12 18:46:53 donatello kernel: 528
Jan 12 18:46:53 donatello kernel: 784
Jan 12 18:46:53 donatello kernel: 040
Jan 12 18:46:53 donatello kernel: make_request, sector 15296 logical 30656
Jan 12 18:46:53 donatello kernel: make_request, sector 15552 logical 31168
Jan 12 18:46:53 donatello kernel: make_request, sector 15808 logical 31680
Jan 12 18:46:53 donatello kernel: make_request, sector 16064 logical 32192
Jan 12 18:46:53 donatello kernel: mddev0: ram4
Jan 12 18:46:53 donatello kernel: mddev1: md4
Jan 12 18:46:53 donatello kernel: mddev2: md3
Jan 12 18:46:53 donatello kernel: mddev3: md2
Jan 12 18:46:53 donatello kernel: r5dev0: md2
Jan 12 18:46:53 donatello kernel: r5dev1: md3
Jan 12 18:46:53 donatello kernel: r5dev2: md4
Jan 12 18:46:53 donatello kernel: II 3 4 > 3 0 ins:4 f77e2a00
Jan 12 18:46:53 donatello kernel: added spare for proactive replacement of  
md2
Jan 12 18:46:53 donatello kernel: kmem_cache_create: duplicate cache  
raid5/md5_ram4_bbc
Jan 12 18:46:53 donatello kernel: ------------[ cut here ]------------
Jan 12 18:46:53 donatello kernel: Modules linked in: faulty ipv6 nfsd  
lockd sunrpc af_packet generic xfs exportfs ext3 jbd mbcache i2c_i801  
i2c_core raid6 parport_pc parport evdev
  pcspkr shpchp pci_hotplug intel_agp agpgart psmouse genrtc raid5 xor  
raid0 3w_9xxx e1000 yenta_socket rsrc_nonstatic pcmcia_core sr_mod sd_mod  
ide_cd cdrom ide_disk floppy vga16f
b cfbcopyarea vgastate cfbimgblt cfbfillrect softcursor usbserial usbhid  
usbkbd ehci_hcd uhci_hcd thermal processor fan usb_storage usbcore  
ide_core ata_piix libata fbcon tileblit
  font bitblit sg scsi_mod raid1 md_mod unix
Jan 12 18:46:53 donatello kernel: CPU:    0
Jan 12 18:46:53 donatello kernel: EIP:     
0060:[kmem_cache_create+1088/1632]    Not tainted VLI
Jan 12 18:46:53 donatello kernel: EFLAGS: 00010202   (2.6.14)
Jan 12 18:46:53 donatello kernel: EIP is at kmem_cache_create+0x440/0x660
Jan 12 18:46:53 donatello kernel: eax: 00000039   ebx: f710cdcc   ecx:  
00000000   edx: 00000000
Jan 12 18:46:53 donatello kernel: esi: f710db0b   edi: f710db0b   ebp:  
f710cd00   esp: f4e71e4c
Jan 12 18:46:53 donatello kernel: ds: 007b   es: 007b   ss: 0068
Jan 12 18:46:53 donatello kernel: Process md5_raid5 (pid: 3121,  
threadinfo=f4e70000 task=f7ab3030)
Jan 12 18:46:53 donatello kernel: Stack: c02c47a0 f710daf8 00000004  
00000000 f4e71e70 f710cd1c ffffffff fffffffc
Jan 12 18:46:53 donatello kernel:        00000004 00000008 f710daf0  
00000000 f77e2a00 c01c0a88 f710daf8 f710daf0
Jan 12 18:46:53 donatello kernel:        00000000 f77e2a00 f8a211ee  
f710daf8 00000010 00000000 00000000 00000000
Jan 12 18:46:53 donatello kernel: Call Trace:
Jan 12 18:46:53 donatello kernel:  [sprintf+40/48] sprintf+0x28/0x30
Jan 12 18:46:53 donatello kernel:  [pg0+946381294/1069970432]  
grow_badblocks+0xbe/0xe0 [raid5]
Jan 12 18:46:53 donatello kernel:  [pg0+946403705/1069970432]  
raid5_add_disk+0xe9/0x160 [raid5]
Jan 12 18:46:53 donatello kernel:  [pg0+944437672/1069970432]  
md_check_recovery+0x2a8/0x3d0 [md_mod]
Jan 12 18:46:53 donatello kernel:  [pg0+946400113/1069970432]  
raid5d+0x21/0x140 [raid5]
Jan 12 18:46:53 donatello kernel:  [pg0+944430662/1069970432]  
md_thread+0x66/0x130 [md_mod]
Jan 12 18:46:53 donatello kernel:  [autoremove_wake_function+0/96]  
autoremove_wake_function+0x0/0x60
Jan 12 18:46:53 donatello kernel:  [autoremove_wake_function+0/96]  
autoremove_wake_function+0x0/0x60
Jan 12 18:46:53 donatello kernel:  [pg0+944430560/1069970432]  
md_thread+0x0/0x130 [md_mod]
Jan 12 18:46:53 donatello kernel:  [kthread+170/176] kthread+0xaa/0xb0
Jan 12 18:46:53 donatello kernel:  [kthread+0/176] kthread+0x0/0xb0
Jan 12 18:46:53 donatello kernel:  [kernel_thread_helper+5/12]  
kernel_thread_helper+0x5/0xc
Jan 12 18:46:53 donatello kernel: Code: 74 ec e9 2e 02 00 00 8d 74 26 00  
c7 04 24 a0 47 2c c0 8b 4c 24 4c 89 4c 24 04 e8 bc 9d fd ff ff 05 6c 98 37  
c0 0f 8e 08 19 00 00 <0f> 0b 0f
  07 9d 3d 2c c0 e9 6d ff ff ff 8d 76 00 8b 41 10 c7 04

-- 
All generalizations are false, including this one.
          -- Mark Twain