Re: Regression in Autofs, 2.6.15-git

On Sat, 14 Jan 2006, Al Viro wrote:

> On Sat, Jan 14, 2006 at 05:17:37AM -0800, Andrew Morton wrote:
> > You oopsed accessing 0x00000030, and offsetof(super_block, s_flags) is
> > 0x30.  So autofs4 has passed in a dentry which has a NULL
> > dentry->d_inode->i_sb and the new code didn't expect that.
>  
> It's not just new code...  inode->i_sb should _never_ be NULL, period.
> We set it immediately after memory had been allocated by alloc_inode()
> and never modify afterwards, let alone reset to NULL.
> 

I don't do such things in the autofs4 module either.
I'm puzzled by this?

Ian

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---

• References:
  • Regression in Autofs, 2.6.15-git
    • From: "P. Christeas" <[email protected]>
  • Re: Regression in Autofs, 2.6.15-git
    • From: "P. Christeas" <[email protected]>
  • Re: Regression in Autofs, 2.6.15-git
    • From: Andrew Morton <[email protected]>
  • Re: Regression in Autofs, 2.6.15-git
    • From: "P. Christeas" <[email protected]>
  • Re: Regression in Autofs, 2.6.15-git
    • From: Andrew Morton <[email protected]>
  • Re: Regression in Autofs, 2.6.15-git
    • From: Al Viro <[email protected]>

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