Re: Things todo before we announce

["Andi Kleen" <ak@xxxxxxx>]

On Thu, Mar 30, 2000 at 07:11:54AM -0600, lord@xxxxxxx wrote:
> > 
> > Configuration: 
> > 
> > CONFIG_XFS_FS=m
> > CONFIG_PAGE_BUF=y
> > CONFIG_PAGE_BUF_LOCKING=y
> > CONFIG_AVL=y
> > CONFIG_PAGE_BUF_META=y
> > CONFIG_AVL=y
> > # CONFIG_XFS_ARCH_MIPS is not set
> > CONFIG_XFS_ARCH_NATIVE=y
> > # CONFIG_XFS_ARCH_MULTI is not set
> 
> OK, looks like the same hang. Turning off CONFIG_PAGE_BUF_META should make
> it go away.

Even with BUF_META off I got another hang, again while copying a kernel
tree to it Symlinks seem to be still flakey (they also cannot be removed).
Looks like file_lock leaked and the NMI oopser killed it. 

[... lots of similar messages ... ]

cp: cannot create symbolic link 
`/xfs/lsrc/sgi/linux-2.3-xfs/cmd/xfs/sim/src/xfs_vnodeops.c': File exists
cp: cannot create symbolic link 
`/xfs/lsrc/sgi/linux-2.3-xfs/cmd/xfs/sim/src/xfs_uuid.c': File exists
Unable to handle kernel NULL pointer dereference at virtual address 00000015
*pde = 00000000
Entering kdb (0xc6ae6000) on processor 0 Panic: Oops
due to panic @ 0xc014a8fd
eax = 0x0000000d  ebx = 0xc14643e0  ecx = 0xc5197a00  edx = 0xc0354fe4  
esi = 0x0000000d  edi = 0x00008241  esp = 0xc6ae6000  eip = 0xc014a8fd  
ebp = 0xc6ae7f90   ss = 0x00000002   cs = 0x00000010  eflags = 0x00010207  
 ds = 0xc0350018   es = 0x00000018  origeax = 0xffffffff  &regs = 0xc6ae7f4c
[E0]ntkderbi>n g kdb (0xc758c000) on processor 1 due to NonMaskable Interrupt @ 
0xc012ab7a
eax = 0xffffffff  ebx = 0xfc3b6021  ecx = 0xc0348a80  edx = 0x00000000  
esi = 0xc0159b50  edi = 0xc1464ce0  esp = 0xc0348a80  eip = 0xc012ab7a  
ebp = 0xc758df24   ss = 0x00000000   cs = 0x00000010  eflags = 0x00000297  
 ds = 0xc0110018   es = 0xc0340018  origeax = 0xffffffff  &regs = 0xc758dee8
[1]kdb> bt
    EBP       EIP         Function(args)
0xc758df24 0xc012ab7a  _spin_lock_+0x32( 0xc0348a80)
0xc758df60 0xc0159b51  do_select+0x115( 0x1, 0xc758dfa4, 0xc758dfa0)
0xc758dfbc 0xc015a10b  sys_select+0x34f( 0x1, 0xbffffccc, 0x0, 0x0, 0x0)
0xbffffd4c 0xc010bd68  system_call
[1]kdb> reboot


-Andi