On Mon, Aug 01, 2011 at 18:01 +0200, Marc Zyngier wrote:
> It also breaks ARM (at least 11MPCore and Cortex A9).
> The same workaround gets the kernel booting again.
Can you please apply this patch and show the output?
I suppose all numbers will be nonNULL and the last is NULL.
diff --git a/ipc/shm.c b/ipc/shm.c
index bf46636..8e48ad8 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -304,6 +304,12 @@ void exit_shm(struct task_struct *task)
{
struct ipc_namespace *ns = task->nsproxy->ipc_ns;
+ pr_err("ns = %p, ids = %p",
+ ns, ns ? &shm_ids(ns) : (void*)(-2));
+ pr_err("wait_list = %p\n", ns ? &shm_ids(ns) ?
+ &shm_ids(ns).rw_mutex.wait_list : (void*)(-1) : (void*)(-2));
+ pr_err("next = %p\n", shm_ids(ns).rw_mutex.wait_list.next);
+
/* Destroy all already created segments, but not mapped yet */
down_write(&shm_ids(ns).rw_mutex);
if (&shm_ids(ns).in_use)
--
------------------------------------------------------------------------------
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