Problem during rebuilding with proactive patch

["Filipe Maia" <fmaia@xxxxxxx>]

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

Attachment: raid5test3.sh
Description: Binary data

Attachment: config-2.6.14.proactive
Description: Binary data