2002-11-02 11:16:44

by Helge Hafting

[permalink] [raw]
Subject: 2.5.45-bk1: kernel BUG at drivers/block/ll_rw_blk.c:1949!

I got this during boot. Kernel 2.5.45-bk1,
compiled with gcc 2.95.4, SMP+preempt
The machine has 2 scsi disks and a
tekram controller.

Helge Hafting

kernel BUG at drivers/block/ll_rw_blk.c:1949!
invalid operand: 0000
CPU: 1
EIP: 0060:[<c0236c86>] Not tainted
EFLAGS: 00010246
EIP is at submit_bio+0x16/0xa8
eax: 00000000 ebx: 00000000 ecx: cbbe0ed4 edx: 00000000
esi: cbbe0ed4 edi: 00000000 ebp: 00000001 esp: cbd81df4
ds: 0068 es: 0068 ss: 0068
Process find (pid: 758, threadinfo=cbd80000 task=ceaa9360)
Stack: 00001000 000b951f c016d026 00000000 cbbe0ed4 c016d2f7 00000000
cbbe0ed4
c11d56a0 00000000 00000000 cbbfc9ec 0005a90a 00000000 d124bf38
00000001
00000001 00000000 00000001 00000000 00000001 0000000c cbbfc964
00000010
Call Trace:
[<c016d026>] mpage_bio_submit+0x22/0x28
[<c016d2f7>] do_mpage_readpage+0x25b/0x390
[<c01637e6>] d_splice_alias+0x162/0x184
[<c0180c0e>] ext2_lookup+0x6e/0x8c
[<c0158791>] real_lookup+0x85/0xe4
[<c0133a8e>] add_to_page_cache+0x4a/0xf4
[<c016d57e>] mpage_readpage+0x2a/0x44
[<c017f5f8>] ext2_get_block+0x0/0x3f4
[<c017fa0f>] ext2_readpage+0xf/0x14
[<c017f5f8>] ext2_get_block+0x0/0x3f4
[<c01351b6>] read_cache_page+0xae/0x1e4
[<c017d46b>] ext2_get_page+0x1f/0x90
[<c017fa00>] ext2_readpage+0x0/0x14
[<c017d617>] ext2_readdir+0x13b/0x380
[<c015d945>] vfs_readdir+0x75/0x88
[<c015dbd0>] filldir64+0x0/0x104
[<c015dd1e>] sys_getdents64+0x4a/0x96
[<c015dbd0>] filldir64+0x0/0x104
[<c015cead>] sys_fcntl64+0x85/0x98
[<c015ceb9>] sys_fcntl64+0x91/0x98
[<c0107543>] syscall_call+0x7/0xb

Code: 0f 0b 9d 07 39 ab 36 c0 89 f6 83 7e 28 00 75 0a 0f 0b 9e 07


2002-11-02 11:49:45

by Andrew Morton

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Subject: Re: 2.5.45-bk1: kernel BUG at drivers/block/ll_rw_blk.c:1949!

Helge Hafting wrote:
>
> I got this during boot. Kernel 2.5.45-bk1,
> compiled with gcc 2.95.4, SMP+preempt
> The machine has 2 scsi disks and a
> tekram controller.
>
> Helge Hafting
>
> kernel BUG at drivers/block/ll_rw_blk.c:1949!
> invalid operand: 0000
> CPU: 1
> EIP: 0060:[<c0236c86>] Not tainted
> EFLAGS: 00010246
> EIP is at submit_bio+0x16/0xa8

RAID0 does that. Are you using raid?

2002-11-02 12:50:33

by Jens Axboe

[permalink] [raw]
Subject: Re: 2.5.45-bk1: kernel BUG at drivers/block/ll_rw_blk.c:1949!

On Sat, Nov 02 2002, Andrew Morton wrote:
> Helge Hafting wrote:
> >
> > I got this during boot. Kernel 2.5.45-bk1,
> > compiled with gcc 2.95.4, SMP+preempt
> > The machine has 2 scsi disks and a
> > tekram controller.
> >
> > Helge Hafting
> >
> > kernel BUG at drivers/block/ll_rw_blk.c:1949!
> > invalid operand: 0000
> > CPU: 1
> > EIP: 0060:[<c0236c86>] Not tainted
> > EFLAGS: 00010246
> > EIP is at submit_bio+0x16/0xa8
>
> RAID0 does that. Are you using raid?

raid1 does it too.

--
Jens Axboe

2002-11-04 12:02:53

by Helge Hafting

[permalink] [raw]
Subject: Re: 2.5.45-bk1: kernel BUG at drivers/block/ll_rw_blk.c:1949!

Jens Axboe wrote:
>
> On Sat, Nov 02 2002, Andrew Morton wrote:
> > Helge Hafting wrote:
> > >
> > > I got this during boot. Kernel 2.5.45-bk1,
> > > compiled with gcc 2.95.4, SMP+preempt
> > > The machine has 2 scsi disks and a
> > > tekram controller.
> > >
> > > Helge Hafting
> > >
> > > kernel BUG at drivers/block/ll_rw_blk.c:1949!
> > > invalid operand: 0000
> > > CPU: 1
> > > EIP: 0060:[<c0236c86>] Not tainted
> > > EFLAGS: 00010246
> > > EIP is at submit_bio+0x16/0xa8
> >
> > RAID0 does that. Are you using raid?
>
> raid1 does it too.

I use both raid-1 and raid-0.
Both seems to work when using 2.5.45, but
I got that BUG.

Helge Hafting