got this oops when doing a
vgextend -v vgroot /dev/ide/host2/bus0/target0/lun0/part2 \
/dev/ide/host2/bus1/target0/lun0/part2
vgroot is a VG containing 2 PVs with a striped LV.
yesterday the same thing didnt oops but then the LV wasnt striped.
(output of vgdisplay -v at end of mail)
------------------------------------------------------------------
burton:~# uname -a
Linux burton 2.4.1-pre8 #2 Wed Jan 17 19:14:07 CET 2001 i686 unknown
burton:~# pvdisplay --help
Logical Volume Manager 0.9
Heinz Mauelshagen, Sistina Software 13/11/2000 (IOP 10)
ksymoops 2.3.7 on i686 2.4.1-pre8. Options used
-V (default)
-k /proc/ksyms (default)
-l /proc/modules (default)
-o /lib/modules/2.4.1-pre8/ (default)
-m /boot/System.map-2.4.1p8 (specified)
Unable to handle kernel NULL pointer dereference at virtual address 0000002c
c01e3c87
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c01e3c87>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010246
eax: 00002f2f ebx: 00000000 ecx: 00000000 edx: 0000002f
esi: 0000002c edi: 0000002c ebp: 00000000 esp: c1b63d8c
ds: 0018 es: 0018 ss: 0018
Process vgextend (pid: 2488, stackpage=c1b63000)
Stack: 00000000 cd47d000 4004fe03 cd47d000 cd47d000 c01e1aa2 cd47d000 00000000
08053c30 cd47d000 00000002 08053c30 c02dc8a0 c01df74b cd47d000 08053c30
cbbe3860 08053c30 4004fe03 ffffffe7 00000020 c1b63ed4 db56f5e0 08053c30
Call Trace: [<c01e1aa2>] [<c01df74b>] [<c018e5e5>] [<c01f2a7c>] [<c01ee2b0>] [<c01f2956>] [<ffffa3d9>]
[<c0127d75>] [<c012157d>] [<c0122358>] [<c0122403>] [<c0122358>] [<c011f5d8>] [<c0136a14>] [<c013733a>]
[<c012d9e2>] [<c014f81a>] [<c012cc85>] [<c012cbbe>] [<c013a447>] [<c0108d5f>]
Code: ac 38 e0 75 03 8d 6e ff 84 c0 75 f4 89 ea 85 d2 75 07 89 fa
>>EIP; c01e3c87 <lvm_do_create_proc_entry_of_pv+1b/68> <=====
Trace; c01e1aa2 <lvm_do_vg_extend+56/a8>
Trace; c01df74b <lvm_chr_ioctl+2b3/678>
Trace; c018e5e5 <n_tty_receive_buf+ea1/edc>
Trace; c01f2a7c <ip_rcv_finish+0/1e4>
Trace; c01ee2b0 <nf_hook_slow+7c/b0>
Trace; c01f2956 <ip_rcv+2f2/32c>
Trace; ffffa3d9 <END_OF_CODE+237c89ea/????>
Trace; c0127d75 <inactive_shortage+31/7c>
Trace; c012157d <__find_get_page+2d/68>
Trace; c0122358 <filemap_nopage+0/400>
Trace; c0122403 <filemap_nopage+ab/400>
Trace; c0122358 <filemap_nopage+0/400>
Trace; c011f5d8 <do_no_page+50/b0>
Trace; c0136a14 <cached_lookup+10/54>
Trace; c013733a <path_walk+6e6/7ac>
Trace; c012d9e2 <chrdev_open+3e/4c>
Trace; c014f81a <devfs_open+ee/18c>
Trace; c012cc85 <dentry_open+bd/154>
Trace; c012cbbe <filp_open+52/5c>
Trace; c013a447 <sys_ioctl+16b/184>
Trace; c0108d5f <system_call+33/38>
Code; c01e3c87 <lvm_do_create_proc_entry_of_pv+1b/68>
00000000 <_EIP>:
Code; c01e3c87 <lvm_do_create_proc_entry_of_pv+1b/68> <=====
0: ac lods %ds:(%esi),%al <=====
Code; c01e3c88 <lvm_do_create_proc_entry_of_pv+1c/68>
1: 38 e0 cmp %ah,%al
Code; c01e3c8a <lvm_do_create_proc_entry_of_pv+1e/68>
3: 75 03 jne 8 <_EIP+0x8> c01e3c8f <lvm_do_create_proc_entry_of_pv+23/68>
Code; c01e3c8c <lvm_do_create_proc_entry_of_pv+20/68>
5: 8d 6e ff lea 0xffffffff(%esi),%ebp
Code; c01e3c8f <lvm_do_create_proc_entry_of_pv+23/68>
8: 84 c0 test %al,%al
Code; c01e3c91 <lvm_do_create_proc_entry_of_pv+25/68>
a: 75 f4 jne 0 <_EIP>
Code; c01e3c93 <lvm_do_create_proc_entry_of_pv+27/68>
c: 89 ea mov %ebp,%edx
Code; c01e3c95 <lvm_do_create_proc_entry_of_pv+29/68>
e: 85 d2 test %edx,%edx
Code; c01e3c97 <lvm_do_create_proc_entry_of_pv+2b/68>
10: 75 07 jne 19 <_EIP+0x19> c01e3ca0 <lvm_do_create_proc_entry_of_pv+34/68>
Code; c01e3c99 <lvm_do_create_proc_entry_of_pv+2d/68>
12: 89 fa mov %edi,%edx
--- Volume group ---
VG Name vgroot
VG Access read/write
VG Status available/resizable
VG # 0
MAX LV 256
Cur LV 1
Open LV 1
MAX LV Size 255.99 GB
Max PV 256
Cur PV 4
Act PV 4
VG Size 2 GB
PE Size 4 MB
Total PE 512
Alloc PE / Size 512 / 2 GB
Free PE / Size 0 / 0
VG UUID 0jth8q-BQzm-Qwwq-J1vB-6Av7-SVIP-M9YzvS
--- Logical volume ---
LV Name /dev/vgroot/stripedtest
VG Name vgroot
LV Write Access read/write
LV Status available
LV # 1
# open 1
LV Size 2 GB
Current LE 512
Allocated LE 512
Stripes 2
Stripe size (KByte) 64
Allocation next free
Read ahead sectors 120
Block device 58:0
--- Physical volumes ---
PV Name (#) /dev/ide/host2/bus0/target0/lun0/part1 (1)
PV Status available / allocatable
Total PE / Free PE 256 / 0
PV Name (#) /dev/ide/host2/bus0/target0/lun0/part2 (3)
PV Status available / allocatable
Total PE / Free PE 256 / 256
PV Name (#) /dev/ide/host2/bus1/target0/lun0/part1 (2)
PV Status available / allocatable
Total PE / Free PE 256 / 0
PV Name (#) /dev/ide/host2/bus1/target0/lun0/part2 (3)
PV Status available / allocatable
Total PE / Free PE 256 / 256
--//anders/g
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