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reformatted as ext3 and remounted. Then tried (afterwards) to handle kernel NULL pointer
Dec 20 17:15:12 ford kernel: esi: e22203c0 edi: e22203c0 ebp:
Dec 20 17:15:12 ford kernel: [filemap_write_and_wait+61/68]
Dec 20 17:15:12 ford kernel: printing eip:

Dec 20 17:15:12 ford kernel: [pg0+946019339/1070248960] lmLogClose
Dec 20 17:15:12 ford kernel: [pg0+945902263/1070248960] jfs_put_super
Dec 20 17:15:12 ford kernel: EIP: [pg0+946014376/1070248960]
Dec 20 17:15:12 ford kernel: [sys_munmap+71/85] sys_munmap+0x47/0x55
54 89 44 24 2c 85 c9 <8b50 24 8b 44 24 48 89 54 24 28 8b 40 44 89 44
create a Dec 20 17:15:12 ford kernel: EIP is at lmWriteRecord+0x28/0x366 [jfs]
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Dec 20 17:15:12 ford kernel: Stack: 00000001 0000000e 00000000 00000000
may not

-- from syslog

Dec 20 17:15:11 ford last message repeated 2 times
Dec 20 17:15:12 ford kernel: [kill_block_super+45/73] kill_block_super
Dec 20 17:15:12 ford kernel: Modules linked in: jfs dm_snapshot
 
Dec 20 17:15:12 ford kernel: [pg0+945920780/1070248960] jfs_umount
I have been testing creating in effect rolling snapshots in a LVM jfs partition. Then took a
HTML code is
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        Go to be continuing as normal inspite of the snapshots oops (I think it is triggered by the
+0x51/0x97
Dec 20 17:15:12 ford kernel: [do_trap+0/269] do_trap+0x0/0x10d
Dec 20 17:15:12 ford kernel: [find_get_pages_tag+65/131]
Dec 20 17:15:12 ford kernel: Call Trace:
Dec 20 17:15:12 ford kernel: [sys_oldumount+23/27] sys_oldumount
Dec 20 17:15:11 ford kernel: metapage_read_end_io: I/ error
Dec 20 17:15:11 ford kernel: metapage_read_end_io: I/ error
Dec 20 17:15:12 ford kernel: [syscall_call+7/11] syscall_call+0x7/0xb
me doing something pretty stupid, don"t panic).
    Dev Archives Gaming Center : Dec 20 17:15:11 ford kernel: metapage_read_end_io: I/ error
Dec 20 17:15:12 ford kernel: [pg0+946020022/1070248960] lmLogShutdown
Dec 20 17:15:12 ford kernel: SMP
Dec 20 17:15:12 ford kernel: BUG: warning at
    Forum Announcements on c82afe74 00000000 edab542c 00000000
lmWriteRecord+0x28/0x366 [jfs] SS:ESP 0068:c82afe18
Dec 20 17:15:12 ford kernel: ds: 007b es: 007b ss: 0068
Dec 20 17:15:02 ford kernel: metapage_read_end_io: I/ error
Dec 20 17:15:12 ford kernel: f89838a8
Let me know if anyone is interested in more info some obvious bits
Dec 20 17:15:05 ford kernel: kjournald starting. Commit interval 5
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linux-lvm (AT) redhat (DOT) com
24 30 00 00 00 00 c7 44 24 14 00 00 00 00 8b 44 24 48 8b 40 48 8b 4c 24
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Dec 20 17:15:12 ford kernel: *pte = 00000000
Dec 20 17:15:05 ford kernel: kjournald starting. Commit interval 5
Dec 20 17:15:12 ford kernel: [sys_oldumount+23/27] sys_oldumount
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number on dm-14, internal journal
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read the LVM HW-T at http://www.golrleaf.com/HWT/LVM-HWT/
kinda way (mysql lock and system call). I have in the process managed to
Library version: 1.02.08 (2006-07-17)
Dec 20 17:15:12 ford kernel: [pg0+946019339/1070248960] lmLogClose
00000000 00000000 7fffffff 00000000
I originally have my /var/lib/mysql as a mysql-zrm
oops during umount of lvm snapshot
Dec 20 17:15:12 ford kernel: [error_code+57/64] error_code+0x39/0x40
LVM version: 2.02.07 (2006-07-17)
Dec 20 17:15:12 ford kernel: EFLAGS: 00010246 (2.6.19 #1)
Dec 20 17:15:12 ford kernel: [pg0+946014376/1070248960] lmWriteRecord
Dec 20 17:15:12 ford kernel: [filemap_write_and_wait+61/68]
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Dec 20 17:15:12 ford kernel: BUG: unable of Green Dragon the Dev Archives Arcade Games

Dec 20 17:15:12 ford kernel: [deactivate_super+81/151] deactivate_super
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umount)! Life seems to umount
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Dec 20 17:15:12 ford kernel: [kill_block_super+45/73] kill_block_super
Not tainted VLI
Dec 20 17:15:11 ford kernel: metapage_write_end_io: I/ error

Dec 20 17:15:12 ford kernel: [sys_umount+63/145] sys_umount+0x3f/0x91
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Dec 20 17:15:12 ford kernel: [syscall_call+7/11] syscall_call+0x7/0xb
Alan McNatty
Dec 20 17:15:12 ford kernel: [pg0+945920780/1070248960] jfs_umount
Dec 20 17:15:12 ford kernel: [fib_get_next+255/282] fib_get_next
Dec 20 17:15:12 ford kernel: [pg0+946020022/1070248960] lmLogShutdown
> 
Dec 20 17:15:12 ford kernel: [bio_put+42/48] bio_put+0x2a/0x30
Dec 20 17:15:12 ford kernel: [sys_umount+63/145] sys_umount+0x3f/0x91
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Dec 20 17:15:12 ford kernel: [bio_put+42/48] bio_put+0x2a/0x30
Dec 20 17:15:12 ford kernel: [deactivate_super+81/151] deactivate_super
Dec 20 17:15:12 ford kernel: [generic_shutdown_super+264/274]
> 
Dec 20 17:15:12 ford kernel: [generic_shutdown_super+264/274]
Dec 20 17:15:12 ford kernel: *pde = 2f277001
Dec 20 17:15:11 ford kernel: metapage_read_end_io: I/ error
Driver version: 4.10.0
Dec 20 17:15:12 ford kernel: EIP: 0060:[pg0+946014376/1070248960]
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Dec 20 17:15:12 ford kernel: [do_page_fault+737/1749] do_page_fault
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Dec 20 17:15:11 ford kernel: metapage_read_end_io: I/ error
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Dec 20 17:15:12 ford kernel: f05290c0 f8984eb6 e22203c0 00000000
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Dec 20 17:15:12 ford kernel: [sys_munmap+71/85] sys_munmap+0x47/0x55
Dec 20 17:15:05 ford kernel: EXT3-fs: mounted filesystem with ordered
+0x102/0x108 [jfs]
Dec 20 17:15:12 ford kernel: [do_page_fault+0/1749] do_page_fault
Dec 20 17:15:12 ford kernel: c20f7700 c01840f2 00000000 00000000
+0x19/0x83 [jfs]
Dec 20 17:15:12 ford kernel: eax: 00000000 ebx: e222040c ecx:

Dec 20 17:15:12 ford kernel: [fib_get_next+255/282] fib_get_next
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Dec 20 17:15:12 ford kernel: [do_exit+1096/1101] do_exit+0x448/0x44d
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Dec 20 17:15:11 ford kernel: metapage_write_end_io: I/ error
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Dec 20 17:15:03 ford kernel: metapage_write_end_io: I/ error
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Dec 20 17:15:12 ford kernel: Code: 00 eb b0 55 57 56 53 83 ec 34 c7 44

ext3, etc so backed up the oops
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Dec 20 17:15:05 ford kernel: EXT3 FS on the contents, unmounted /var/lib/mysql,
+0x2d/0x49
Dec 20 17:15:12 ford kernel: Process umount (pid: 5513, ti=c82ae000
Dec 20 17:15:12 ford kernel: [pg0+945920067/1070248960] updateSuper
Dec 20 17:15:11 ford kernel: metapage_write_end_io: I/ error
scsi_mod unix
then lvremove the kernel oops that might be of snapshots, mounted them, etc Then descided to switch to
Dec 20 17:15:05 ford kernel: EXT3-fs: mounted filesystem with ordered
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oops during umount of lvm snapshot - Dev Archives

(subsequent snapshots seem fine, etc).
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oops during umount of lvm snapshot

I"m running a 2.6.19 kernel, lvdisplay tells me: