Re: [PATCH] reiserfs: only call unlock_new_inode() if I_NEW

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On Sun, Jun 28, 2020 at 12:00:57AM -0700, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@xxxxxxxxxx>
> 
> unlock_new_inode() is only meant to be called after a new inode has
> already been inserted into the hash table.  But reiserfs_new_inode() can
> call it even before it has inserted the inode, triggering the WARNING in
> unlock_new_inode().  Fix this by only calling unlock_new_inode() if the
> inode has the I_NEW flag set, indicating that it's in the table.
> 
> This addresses the syzbot report "WARNING in unlock_new_inode"
> (https://syzkaller.appspot.com/bug?extid=187510916eb6a14598f7).
> 
> Reported-by: syzbot+187510916eb6a14598f7@xxxxxxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>

Anyone interested in taking this patch?

- Eric



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