> I think with this patch from -rc6 the symptoms should be cured:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c005390374957baacbc38eef96ea360559510aa7
>
> if that theory is right.
The result with 4.13-rc6 is positive but mixed: the message about MSI-X
affin
> >> bisected to git commit 63e3027
> >
> > That's a merge commit that adds 100 different commits, and this happened
> > way back in March.
> >
> > Please find the exact dword access in:
> >
> > drivers/pci/pcie/portdrv_{core,pci,bus}.c
> >
> > that triggers this unaligned access so we can
> If rhashtable_walk_next detects a resize operation in progress, it jumps
> to the new table and continues walking that one. But it misses to drop
> the reference to it's current item, leading it to continue traversing
> the new table's bucket in which the current item is sorted into, and
> after
> > I'd like to know that your another problem is related to commit
> > bf0dea23a9c0 ("mm/slab: use percpu allocator for cpu cache"). So,
> > if the commit is reverted, your another problem is also gone
> > completely?
>
> The other problem has been present forever.
Umm? I am afraid I have been
> From: David Miller
> Date: Sat, 11 Oct 2014 22:15:10 -0400 (EDT)
>
> >
> > I'm getting tons of the following on sparc64:
> >
> > [603965.383447] Kernel unaligned access at TPC[546b58] free_block+0x98/0x1a0
> > [603965.396987] Kernel unaligned access at TPC[546b60] free_block+0xa0/0x1a0
> > [6
> Shit, you're right, sorry about that. Its odd, I'm running it here, and its
> not
> causing problems, but thats obviously wrong. Meelis, please add the above fix
> to your test and confirm that it sovles the problem. If you could keep the
> previous patch in place too that would be great, as
This is todays fresh git with 3.15.0-rc6-00190-g1ee1cea on V210, THP
enabled & always on. Got this and a segfault on apt-spawned xz.
[ 142.599575] [ cut here ]
[ 142.660349] WARNING: CPU: 1 PID: 2237 at mm/mmap.c:2741
exit_mmap+0x140/0x160()
[ 142.756483] Modules linke
> Meelis and Aaro, I've found and fixed several THP bugs for sparc64
> over the last week or so.
>
> I cannot %100 account for the exit_mmap() WARN_ON that you two have
> been able to trigger, however I'd like you both to test the changes
> nonetheless.
>
> They are against 3.15 but they should a
> > 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 c
> Signed-off-by: Steffen Klassert
Works fine, thanks!
Tested-by: Meelis Roos
--
Meelis Roos (mr...@linux.ee)
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