Messages in this thread | | | Date | Wed, 16 Apr 2014 18:49:22 -0400 (EDT) | Subject | Re: sparc64 WARNING: at mm/mmap.c:2757 exit_mmap+0x13c/0x160() | From | David Miller <> |
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From: mroos@linux.ee Date: Thu, 17 Apr 2014 01:22:17 +0300 (EEST)
>> > Just for the archives, I got one of these again with 3.14: >> >> Meelis and Aaro, thanks again for all of your reports. >> >> After pouring over a lot of the data and auditing some code I'm >> suspecting it's a problem with transparent huge pages. >> >> One thing you two can do to help me further confirm this is to run >> with THP disabled for a while and see if you still get the log >> messages. > > I have snice turned off CONFIG_TRANSPARENT_HUGEPAGE on 3 of 4 servers > that had this problem (actually most of my sparc64 machines) and the 4th > has ... > and also has not had this problem since then. All 4 machines have been > running through most -rc's of every kernel.
Thanks this is a very useful datapoint.
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