Messages in this thread | | | Date | Tue, 12 Apr 2011 21:07:31 +0200 | From | Oleg Nesterov <> | Subject | [PATCH 0/1] Was: Processes hang in an unkillable state |
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(add cc's)
On 04/12, Oleg Nesterov wrote: > > On 04/12, Américo Wang wrote: > > > > Hmm, it must be stuck at > > > > lib/rwsem.c > > > > /* wait to be given the lock */ > > for (;;) { > > if (!waiter.task) > > break; > > schedule(); > > set_task_state(tsk, TASK_UNINTERRUPTIBLE); > > } > > > > don't know why it still can't acquire the ->mmap_sem... > > > > Cc'ing Oleg... > > I seem to understand... > > Please wait a bit, I need to recheck.
Yes, mlock looks buggy. I'll report more info a bit later, but I think we need something like this patch.
Oleg.
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