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SubjectRe: Linux-2.4.5, reiserfs, Oops!


On Sat, 26 May 2001, Chris Rankin wrote:

> Linux 2.4.5, SMP, devfs, < 1 GB memory, compiled with gcc-2.95.3

> drive. I didn't do anything clever with parameters or anything; just
> "mkreisferfs /dev/sda1", mounted it and then unmounted it again. And
> the kernel oopsed on me.

Bloody hell.
--- 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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