Badness in do_exit after remounting JFFS2 read-only

David Vrabel dvrabel at arcom.com
Tue Oct 11 10:36:39 EDT 2005


David Vrabel wrote:
> 
> With 2.6.13 remounting a JFFS2 filesystem read-only results in
> 
> Badness in do_exit at
> /home/dvrabel/embed/qed/linux-2.6-working/kernel/exit.c:787
> [<c001c8f8>] (dump_stack+0x0/0x14) from [<c002f9d0>] (do_exit+0x44/0xb0c)
> [<c002f98c>] (do_exit+0x0/0xb0c) from [<c00304b8>] (sys_exit+0x0/0x18)
> [<c0030498>] (complete_and_exit+0x0/0x20) from [<c00a4c30>]
> (jffs2_garbage_collect_thread+0x124/0x12c)
> [<c00a4b0c>] (jffs2_garbage_collect_thread+0x0/0x12c) from [<c002f98c>]
> (do_exit+0x0/0xb0c)
>  r6 = 00000000  r5 = 00000000  r4 = 00000000
> 
> This is the WARN_ON(atomic_read(&tsk->fs_excl)); in do_exit().

This no longer happens in (at least) 2.6.14-rc4.

David Vrabel
-- 
David Vrabel, Design Engineer

Arcom, Clifton Road           Tel: +44 (0)1223 411200 ext. 3233
Cambridge CB1 7EA, UK         Web: http://www.arcom.com/




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