On Sat, 26 May 2001, Gavin wrote:

> Hi,
> Hope this is enough info :P
> 
> Unmounting file systems: journal_begin called without kernel lock held
> kernel BUG at journal.c:423!


--- fs/super.c  Fri May 25 21:51:14 2001
+++ fs/super.c.new      Sun May 27 00:21:53 2001
@@ -873,6 +873,7 @@
        }
        spin_unlock(&dcache_lock);
        down_write(&sb->s_umount);
+       lock_kernel();
        sb->s_root = NULL;
        /* Need to clean after the sucker */
        if (fs->fs_flags & FS_LITTER)
@@ -901,6 +902,7 @@
        put_filesystem(fs);
        sb->s_type = NULL;
        unlock_super(sb);
+       unlock_kernel();
        up_write(&sb->s_umount);
        if (bdev) {
                blkdev_put(bdev, BDEV_FS);

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