Messages in this thread | | | Date | Tue, 2 Feb 1999 00:38:07 -0500 (EST) | From | Marc Heckmann <> | Subject | Re: adding an already added raid |
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Don't know if this is fixed in latest raid patch... I included a trace at the bottom.
Marc
[root@fsck /root]# uname -a Linux fsck.ikr.org 2.2.1 #43 Fri Jan 29 00:43:48 EST 1999 i586 unknown [root@fsck /root]# cat /proc/mdstat Personalities : [3 raid1] read_ahead 128 sectors md0 : active raid1 sdb5 hda2 sdb5 1028032 blocks [3/2] [UU_] md1 : inactive md2 : inactive md3 : inactive [root@fsck /root]# mount |grep md0 /dev/md0 on /home type ext2 (rw,nosuid,nodev,usrquota) [root@fsck /root]# raidadd /dev/md0 Unable to handle kernel NULL pointer dereference at virtual address 00000080 current->tss.cr3 = 019c8000, %cr3 = 019c8000 *pde = 00000000 Oops: 0002 CPU: 0 EIP: 0010:[<c016e546>] EFLAGS: 00010282 eax: 36b68a69 ebx: 00000003 ecx: c2e70815 edx: 00000000 esi: c0fa5a00 edi: c3c60000 ebp: c0208810 esp: c19cbf18 ds: 0018 es: 0018 ss: 0018 Process raidadd (pid: 17048, process nr: 57, stackpage=c19cb000) Stack: c3c60000 c0208810 c012422f c2e7f3c0 c02099d4 00000000 c4c5483e 00000015 c0208810 00000000 00000815 c02087c8 00000246 c3e70815 c016ec16 c02087c8 00000815 00000000 00000815 00000815 c332a6a8 00000001 c016edbb 00000000 Call Trace: [<c012422f>] [<c4c5483e>] [<c016ec16>] [<c016edbb>] [<c012b038>] [<c0107b0c>] Code: 89 82 80 00 00 00 c7 44 24 10 00 00 00 00 e9 4b 01 00 00 8d Segmentation fault
trace:
>>EIP: c016e546 <md_update_sb+2a/1a8> Trace: c012422f <__brelse+13/34> Trace: c4c5483e <raid1_hot_add_disk+da/fc> Trace: c016ec16 <do_md_add+14a/18c> Trace: c016edbb <md_ioctl+163/348> Trace: c012b038 <sys_ioctl+138/150> Trace: c0107b0c <system_call+34/38> Code: c016e546 <md_update_sb+2a/1a8> 00000000 <_EIP>: Code: c016e546 <md_update_sb+2a/1a8> 0: 89 82 80 00 00 movl %eax,0x80(%edx) Code: c016e54b <md_update_sb+2f/1a8> 5: 00 Code: c016e54c <md_update_sb+30/1a8> 6: c7 44 24 10 00 movl $0x0,0x10(%esp,1) Code: c016e551 <md_update_sb+35/1a8> b: 00 00 00 Code: c016e554 <md_update_sb+38/1a8> e: e9 4b 01 00 00 jmp 15e <_EIP+0x15e> c016e6a4 <md_update_sb+188/1a8> Code: c016e559 <md_update_sb+3d/1a8> 13: 8d 00 leal (%eax),%eax
>Warning: > I dunno if this is still true. But in 2.2.0-pre9 > I did a raidadd /dev/md0 when /dev/md0 was already > mounted and .. well .. this is what followed. > Maybe my tools are out of date? Anyway. Here's the > ugly stuff.
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