Re: hangs running dbench with 16 clients

[Steven Pratt <slpratt@xxxxxxxxxxxxxx>]

Eric Sandeen wrote:

> Hi Steve - nightly patches from "latest" 2.5 to xfs CVS can be found at:
>
> ftp://oss.sgi.com/projects/xfs/download/patches-2.5
>
> there seems to be some old cruft there, you probably want:
>
> ftp://oss.sgi.com/projects/xfs/download/patches-2.5/linux-2.5.72-xfs-2003-06-18.patch.bz2
>
> That patch is the whole diff, including kdb changes.
>
>  
Well here are the results from running  
linux-2.5.72-xfs-2003-06-18.patch.bz2


kernel bug at fs/xfs/pagebuf/page_buf.c:1288!
invalid operand: 0000 [#1]
CPU:    7
EIP:    0060:[<c0288707>]    Not tainted
EFLAGS: 00010202
EIP is at bio_end_io_pagebuf+0xd7/0x160
eax: 00000001   ebx: f6aef980   ecx: 00000000   edx: c1887ef8
esi: f5e79770   edi: 00000000   ebp: f5e469e0   esp: f690d9b4
ds: 007b   es: 007b   ss: 0068
Process dbench (pid: 11047, threadinfo=f690c000 task=f60f8060)
Stack: 00010000 00000000 00000000 fffe0005 00000009 00001000 f5e469e0 
00000000
      f7fae000 00000200 c015acf5 f5e469e0 00000200 00000000 f5b65878 
00000200
      f5e469e0 c02f79a1 f5e469e0 00000200 00000000 f690db24 f5e469e0 
00000000
Call Trace:
[<c015acf5>] bio_endio+0x55/0x80
[<c02f79a1>] __end_that_request_first+0x221/0x250
[<c033412b>] scsi_end_request+0x3b/0xc0
[<c03344bd>] scsi_io_completion+0x14d/0x470
[<c013b3e1>] mempool_free+0x41/0x80
[<c0368cee>] sd_rw_intr+0x4e/0x1a0
[<c032fc4c>] scsi_finish_command+0x8c/0xc0
[<c032fb58>] scsi_softirq+0xb8/0xe0
[<c01242e7>] do_softirq+0xc7/0xd0
[<c010d7e7>] do_IRQ+0xf7/0x120
[<c010b91c>] common_interrupt+0x18/0x20
[<c02f007b>] setup_port+0x4b/0xf0
[<c02f66bd>] get_request+0xad/0x1a0
[<c02f6f16>] __make_request+0xc6/0x4c0
[<c02f7430>] generic_make_request+0x120/0x1b0
[<c011e4e0>] autoremove_wake_function+0x0/0x50
[<c015a78a>] bio_add_page+0x16a/0x170
[<c02f7514>] submit_bio+0x54/0xa0
[<c02889d1>] pagebuf_iorequest+0x241/0x3e0
[<c011c700>] default_wake_function+0x0/0x30
[<c011c700>] default_wake_function+0x0/0x30
[<c0291800>] xfs_bdstrat_cb+0x0/0x50
[<c029183e>] xfs_bdstrat_cb+0x3e/0x50
[<c02885d2>] pagebuf_iostart+0x52/0xb0
[<c02653fb>] xfs_iflush+0x21b/0x4f0
[<c026687e>] xfs_inode_item_push+0x1e/0x40
[<c027a04f>] xfs_trans_push_ail+0xdf/0x230
[<c026a7d4>] xlog_grant_push_ail+0x154/0x1d0
 48     59521  94.40 MB/sec [<c02695e6>] xfs_log_reserve+0xb6/0xd0
[<c0278b2d>] xfs_trans_reserve+0x7d/0x1c0
[<c0281d54>] xfs_create+0x294/0x7d0
[<c032fb58>] scsi_softirq+0xb8/0xe0
[<c0260b9e>] xfs_iunlock+0x3e/0x80
[<c028f2ca>] linvfs_mknod+0x1da/0x250
[<c028f367>] linvfs_create+0x27/0x30
[<c01634d1>] vfs_create+0x71/0xc0
[<c0163aaf>] open_namei+0x3af/0x410
[<c0154223>] filp_open+0x43/0x70
[<c015463b>] sys_open+0x5b/0x90
[<c010afaf>] syscall_call+0x7/0xb

Code: 0f 0b 08 05 07 dd 41 c0 eb a8 89 d0 e8 a8 fe ea ff eb 9f 8d
<0>Kernel panic: Fatal exception in interrupt
In interrupt handler - not syncing